[INFO] fetching crate waitgroup 0.1.2...
[INFO] checking waitgroup-0.1.2 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate waitgroup 0.1.2 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate waitgroup 0.1.2
[INFO] finished tweaking crates.io crate waitgroup 0.1.2
[INFO] tweaked toml for crates.io crate waitgroup 0.1.2 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate waitgroup 0.1.2 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 66 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 548dae5b44dc47e307c01b5526bbe3d47d9214aa0f8396c645e1846a5f698816
[INFO] running `Command { std: "docker" "start" "-a" "548dae5b44dc47e307c01b5526bbe3d47d9214aa0f8396c645e1846a5f698816", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "548dae5b44dc47e307c01b5526bbe3d47d9214aa0f8396c645e1846a5f698816", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "548dae5b44dc47e307c01b5526bbe3d47d9214aa0f8396c645e1846a5f698816", kill_on_drop: false }`
[INFO] [stdout] 548dae5b44dc47e307c01b5526bbe3d47d9214aa0f8396c645e1846a5f698816
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0639c38ec20c9289319d6a75727eee316b3e851b1842864dffaab8c1b5a0438e
[INFO] running `Command { std: "docker" "start" "-a" "0639c38ec20c9289319d6a75727eee316b3e851b1842864dffaab8c1b5a0438e", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustix v1.0.8
[INFO] [stderr]     Checking linux-raw-sys v0.9.4
[INFO] [stderr]     Checking futures-lite v2.6.1
[INFO] [stderr]     Checking value-bag v1.11.1
[INFO] [stderr]     Checking waitgroup v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking concurrent-queue v2.5.0
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stdout] warning: field `inner` is never read
[INFO] [stdout]   --> src/lib.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct Worker {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 36 |     inner: Arc<Inner>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Worker` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking event-listener v5.4.1
[INFO] [stderr]     Checking async-channel v1.9.0
[INFO] [stderr]     Checking log v0.4.28
[INFO] [stderr]     Checking event-listener-strategy v0.5.4
[INFO] [stderr]     Checking async-lock v3.4.1
[INFO] [stderr]     Checking async-channel v2.5.0
[INFO] [stderr]     Checking kv-log-macro v1.0.7
[INFO] [stderr]     Checking blocking v1.6.2
[INFO] [stderr]     Checking async-executor v1.13.3
[INFO] [stderr]     Checking polling v3.10.0
[INFO] [stderr]     Checking async-io v2.5.0
[INFO] [stderr]     Checking async-global-executor v2.4.1
[INFO] [stderr]     Checking async-std v1.13.2
[INFO] [stdout] warning: field `inner` is never read
[INFO] [stdout]   --> src/lib.rs:36:5
[INFO] [stdout]    |
[INFO] [stdout] 35 | pub struct Worker {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 36 |     inner: Arc<Inner>,
[INFO] [stdout]    |     ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Worker` has a derived impl for the trait `Clone`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.86s
[INFO] running `Command { std: "docker" "inspect" "0639c38ec20c9289319d6a75727eee316b3e851b1842864dffaab8c1b5a0438e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0639c38ec20c9289319d6a75727eee316b3e851b1842864dffaab8c1b5a0438e", kill_on_drop: false }`
[INFO] [stdout] 0639c38ec20c9289319d6a75727eee316b3e851b1842864dffaab8c1b5a0438e