[INFO] fetching crate variadic_closure 1.3.0...
[INFO] testing variadic_closure-1.3.0 against beta-2022-02-22 for beta-1.60-1
[INFO] extracting crate variadic_closure 1.3.0 into /workspace/builds/worker-27/source
[INFO] validating manifest of crates.io crate variadic_closure 1.3.0 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate variadic_closure 1.3.0
[INFO] finished tweaking crates.io crate variadic_closure 1.3.0
[INFO] tweaked toml for crates.io crate variadic_closure 1.3.0 written to /workspace/builds/worker-27/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded destructure_traitobject v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 55f54755dded4c54331623cbcf52b4fe66edc86449d2cbe1e2023fc2045a8790
[INFO] running `Command { std: "docker" "start" "-a" "55f54755dded4c54331623cbcf52b4fe66edc86449d2cbe1e2023fc2045a8790", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "55f54755dded4c54331623cbcf52b4fe66edc86449d2cbe1e2023fc2045a8790", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55f54755dded4c54331623cbcf52b4fe66edc86449d2cbe1e2023fc2045a8790", kill_on_drop: false }`
[INFO] [stdout] 55f54755dded4c54331623cbcf52b4fe66edc86449d2cbe1e2023fc2045a8790
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f839f204b06963eeb3a00ac6aa3d3f8398d3bbce5be4ed6f1f3bbfa540173504
[INFO] running `Command { std: "docker" "start" "-a" "f839f204b06963eeb3a00ac6aa3d3f8398d3bbce5be4ed6f1f3bbfa540173504", kill_on_drop: false }`
[INFO] [stderr]    Compiling destructure_traitobject v0.2.0
[INFO] [stderr]    Compiling variadic_closure v1.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "f839f204b06963eeb3a00ac6aa3d3f8398d3bbce5be4ed6f1f3bbfa540173504", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f839f204b06963eeb3a00ac6aa3d3f8398d3bbce5be4ed6f1f3bbfa540173504", kill_on_drop: false }`
[INFO] [stdout] f839f204b06963eeb3a00ac6aa3d3f8398d3bbce5be4ed6f1f3bbfa540173504
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eb01691b6d4147faf9a37d2b352478bb017c0adb477161becbfcfdfd45c83840
[INFO] running `Command { std: "docker" "start" "-a" "eb01691b6d4147faf9a37d2b352478bb017c0adb477161becbfcfdfd45c83840", kill_on_drop: false }`
[INFO] [stderr]    Compiling variadic_closure v1.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.47s
[INFO] running `Command { std: "docker" "inspect" "eb01691b6d4147faf9a37d2b352478bb017c0adb477161becbfcfdfd45c83840", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb01691b6d4147faf9a37d2b352478bb017c0adb477161becbfcfdfd45c83840", kill_on_drop: false }`
[INFO] [stdout] eb01691b6d4147faf9a37d2b352478bb017c0adb477161becbfcfdfd45c83840
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-27/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 01ee3d87001504c43b7db577e2e16f6b969a9d993d40eed33c24f501cf67a36f
[INFO] running `Command { std: "docker" "start" "-a" "01ee3d87001504c43b7db577e2e16f6b969a9d993d40eed33c24f501cf67a36f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/variadic_closure-9583d8506a1afa2b)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::it_works_0_args ... ok
[INFO] [stdout] test tests::it_works_1_args ... ok
[INFO] [stdout] test tests::it_works_5_args ... ok
[INFO] [stdout] test tests::it_panics_wrong_args - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests variadic_closure
[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" "01ee3d87001504c43b7db577e2e16f6b969a9d993d40eed33c24f501cf67a36f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01ee3d87001504c43b7db577e2e16f6b969a9d993d40eed33c24f501cf67a36f", kill_on_drop: false }`
[INFO] [stdout] 01ee3d87001504c43b7db577e2e16f6b969a9d993d40eed33c24f501cf67a36f