[INFO] fetching crate waker 0.0.0...
[INFO] testing waker-0.0.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate waker 0.0.0 into /workspace/builds/worker-28/source
[INFO] validating manifest of crates.io crate waker 0.0.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate waker 0.0.0
[INFO] finished tweaking crates.io crate waker 0.0.0
[INFO] tweaked toml for crates.io crate waker 0.0.0 written to /workspace/builds/worker-28/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5759114bae1cc57221253f7df2b4be5953aad59e969ff41ad0a0839fd18c27c8
[INFO] running `Command { std: "docker" "start" "-a" "5759114bae1cc57221253f7df2b4be5953aad59e969ff41ad0a0839fd18c27c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5759114bae1cc57221253f7df2b4be5953aad59e969ff41ad0a0839fd18c27c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5759114bae1cc57221253f7df2b4be5953aad59e969ff41ad0a0839fd18c27c8", kill_on_drop: false }`
[INFO] [stdout] 5759114bae1cc57221253f7df2b4be5953aad59e969ff41ad0a0839fd18c27c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 070aea4bb7383f06f111159f47f680077299a37684306d06c06ecabe5b4ff2ea
[INFO] running `Command { std: "docker" "start" "-a" "070aea4bb7383f06f111159f47f680077299a37684306d06c06ecabe5b4ff2ea", kill_on_drop: false }`
[INFO] [stderr]    Compiling waker v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "070aea4bb7383f06f111159f47f680077299a37684306d06c06ecabe5b4ff2ea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "070aea4bb7383f06f111159f47f680077299a37684306d06c06ecabe5b4ff2ea", kill_on_drop: false }`
[INFO] [stdout] 070aea4bb7383f06f111159f47f680077299a37684306d06c06ecabe5b4ff2ea
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2cf261efed826659951d4f9845a8c30cc9c450f93a33d986ccff41cb233f2ff4
[INFO] running `Command { std: "docker" "start" "-a" "2cf261efed826659951d4f9845a8c30cc9c450f93a33d986ccff41cb233f2ff4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling waker v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "2cf261efed826659951d4f9845a8c30cc9c450f93a33d986ccff41cb233f2ff4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2cf261efed826659951d4f9845a8c30cc9c450f93a33d986ccff41cb233f2ff4", kill_on_drop: false }`
[INFO] [stdout] 2cf261efed826659951d4f9845a8c30cc9c450f93a33d986ccff41cb233f2ff4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-28/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dd67aee078af55dcbb4e5c6ac42c27a6b3b01aff9945c3376d0645493e8f8f53
[INFO] running `Command { std: "docker" "start" "-a" "dd67aee078af55dcbb4e5c6ac42c27a6b3b01aff9945c3376d0645493e8f8f53", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/waker-cf764d87c4cad82b)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests waker
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "dd67aee078af55dcbb4e5c6ac42c27a6b3b01aff9945c3376d0645493e8f8f53", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd67aee078af55dcbb4e5c6ac42c27a6b3b01aff9945c3376d0645493e8f8f53", kill_on_drop: false }`
[INFO] [stdout] dd67aee078af55dcbb4e5c6ac42c27a6b3b01aff9945c3376d0645493e8f8f53