Pin nightlies to previous night (#1873)

* Pin nightlies to previous night

Fixes some upstream breakage in rust-lang/rust which should get fixed
tomorrow.

* fix-0.65

Co-authored-by: Yury Delendik <ydelendik@mozilla.com>

.github/workflows/main.yml

@@ -123,7 +123,7 @@ jobs:
         submodules: true
     - uses: ./.github/actions/install-rust
       with:
-        toolchain: nightly
+        toolchain: nightly-2020-06-03
     - run: cargo install cargo-fuzz --vers "^0.7"
     - run: cargo fetch
       working-directory: ./fuzz
@@ -241,9 +241,9 @@ jobs:
     # Build and test lightbeam if we're using the nightly toolchain. Note that
     # Lightbeam tests fail right now, but we don't want to block on that.
     - run: cargo build --package lightbeam
-      if: matrix.rust == 'nightly-2020-06-03'
+      if: matrix.build == 'nightly'
     - run: cargo test --package lightbeam
-      if: matrix.rust == 'nightly-2020-06-03'
+      if: matrix.build == 'nightly'
       continue-on-error: true
       env:
         RUST_BACKTRACE: 1
@@ -282,7 +282,7 @@ jobs:
         - build: x86_64-mingw
           os: windows-latest
           target: x86_64-pc-windows-gnu
-          rust: nightly     # needs rust-lang/rust#69351 to ride to stable
+          rust: beta        # needs rust-lang/rust#69351 to ride to stable
         - build: aarch64-linux
           os: ubuntu-latest
           rust: stable

Cargo.lock

@@ -1,14 +1,5 @@
 # This file is automatically @generated by Cargo.
 # It is not intended for manual editing.
-[[package]]
-name = "addr2line"
-version = "0.12.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a49806b9dadc843c61e7c97e72490ad7f7220ae249012fbda9ad0609457c0543"
-dependencies = [
- "gimli",
-]
-
 [[package]]
 name = "ahash"
 version = "0.2.18"
@@ -94,17 +85,26 @@ checksum = "f8aac770f1885fd7e387acedd76065302551364496e46b3dd00860b2f8359b9d"
 
 [[package]]
 name = "backtrace"
-version = "0.3.48"
+version = "0.3.46"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "0df2f85c8a2abbe3b7d7e748052fdd9b76a0458fdeb16ad4223f5eca78c7c130"
+checksum = "b1e692897359247cc6bb902933361652380af0f1b7651ae5c5013407f30e109e"
 dependencies = [
- "addr2line",
+ "backtrace-sys",
  "cfg-if",
  "libc",
- "object 0.19.0",
  "rustc-demangle",
 ]
 
+[[package]]
+name = "backtrace-sys"
+version = "0.1.37"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "18fbebbe1c9d1f383a9cc7e8ccdb471b91c8d024ee9c2ca5b5346121fe8b4399"
+dependencies = [
+ "cc",
+ "libc",
+]
+
 [[package]]
 name = "base64"
 version = "0.11.0"
@@ -492,7 +492,7 @@ version = "0.65.0"
 dependencies = [
  "cranelift-codegen",
  "cranelift-module",
- "object 0.18.0",
+ "object",
  "target-lexicon",
 ]
 
@@ -1232,12 +1232,6 @@ dependencies = [
  "target-lexicon",
 ]
 
-[[package]]
-name = "object"
-version = "0.19.0"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9cbca9424c482ee628fa549d9c812e2cd22f1180b9222c9200fdfa6eb31aecb2"
-
 [[package]]
 name = "once_cell"
 version = "1.4.0"
@@ -2355,7 +2349,7 @@ dependencies = [
  "humantime",
  "libc",
  "more-asserts",
- "object 0.18.0",
+ "object",
  "pretty_env_logger",
  "rayon",
  "structopt",
@@ -2382,7 +2376,7 @@ dependencies = [
  "anyhow",
  "gimli",
  "more-asserts",
- "object 0.18.0",
+ "object",
  "target-lexicon",
  "thiserror",
  "wasmparser 0.57.0",
@@ -2483,7 +2477,7 @@ version = "0.18.0"
 dependencies = [
  "anyhow",
  "more-asserts",
- "object 0.18.0",
+ "object",
  "wasmtime-environ",
 ]
 
@@ -2497,7 +2491,7 @@ dependencies = [
  "ittapi-rs",
  "lazy_static",
  "libc",
- "object 0.18.0",
+ "object",
  "scroll",
  "serde",
  "target-lexicon",