[INFO] fetching crate layer 0.0.1...
[INFO] testing layer-0.0.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate layer 0.0.1 into /workspace/builds/worker-31/source
[INFO] validating manifest of crates.io crate layer 0.0.1 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate layer 0.0.1
[INFO] finished tweaking crates.io crate layer 0.0.1
[INFO] tweaked toml for crates.io crate layer 0.0.1 written to /workspace/builds/worker-31/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 69b8bdeb24db39fe65090a9436b24c7484b2bf7431956e36f53d21588b76d4f9
[INFO] running `Command { std: "docker" "start" "-a" "69b8bdeb24db39fe65090a9436b24c7484b2bf7431956e36f53d21588b76d4f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69b8bdeb24db39fe65090a9436b24c7484b2bf7431956e36f53d21588b76d4f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69b8bdeb24db39fe65090a9436b24c7484b2bf7431956e36f53d21588b76d4f9", kill_on_drop: false }`
[INFO] [stdout] 69b8bdeb24db39fe65090a9436b24c7484b2bf7431956e36f53d21588b76d4f9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be1a7f498b48ada30cd5f196b2ccc5d426ac1447beb05045d7bcee37e8862094
[INFO] running `Command { std: "docker" "start" "-a" "be1a7f498b48ada30cd5f196b2ccc5d426ac1447beb05045d7bcee37e8862094", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling layer v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "be1a7f498b48ada30cd5f196b2ccc5d426ac1447beb05045d7bcee37e8862094", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be1a7f498b48ada30cd5f196b2ccc5d426ac1447beb05045d7bcee37e8862094", kill_on_drop: false }`
[INFO] [stdout] be1a7f498b48ada30cd5f196b2ccc5d426ac1447beb05045d7bcee37e8862094
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 77ac5f29cd982f47e44e49bd14960b4ec4fc24df172ea321b66cdb5daca4963b
[INFO] running `Command { std: "docker" "start" "-a" "77ac5f29cd982f47e44e49bd14960b4ec4fc24df172ea321b66cdb5daca4963b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling layer v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.65s
[INFO] [stderr]   Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/layer-d867c0a28ef95288)
[INFO] running `Command { std: "docker" "inspect" "77ac5f29cd982f47e44e49bd14960b4ec4fc24df172ea321b66cdb5daca4963b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77ac5f29cd982f47e44e49bd14960b4ec4fc24df172ea321b66cdb5daca4963b", kill_on_drop: false }`
[INFO] [stdout] 77ac5f29cd982f47e44e49bd14960b4ec4fc24df172ea321b66cdb5daca4963b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-31/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3a7e41ae15627791b7a972c22fbf753154a2e042d0cb7543ee36f9ad27bb246f
[INFO] running `Command { std: "docker" "start" "-a" "3a7e41ae15627791b7a972c22fbf753154a2e042d0cb7543ee36f9ad27bb246f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.52s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/layer-d867c0a28ef95288)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::it_works ... ok
[INFO] [stderr]    Doc-tests layer
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[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" "3a7e41ae15627791b7a972c22fbf753154a2e042d0cb7543ee36f9ad27bb246f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a7e41ae15627791b7a972c22fbf753154a2e042d0cb7543ee36f9ad27bb246f", kill_on_drop: false }`
[INFO] [stdout] 3a7e41ae15627791b7a972c22fbf753154a2e042d0cb7543ee36f9ad27bb246f