[INFO] cloning repository https://github.com/rust-learn/closure
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rust-learn/closure" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-learn%2Fclosure", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-learn%2Fclosure'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 574ac48ae0cd3af7da0b82802a3d0f00a0c734f7
[INFO] testing rust-learn/closure against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-learn%2Fclosure" "/workspace/builds/worker-104/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-104/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rust-learn/closure on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rust-learn/closure
[INFO] finished tweaking git repo https://github.com/rust-learn/closure
[INFO] tweaked toml for git repo https://github.com/rust-learn/closure written to /workspace/builds/worker-104/source/Cargo.toml
[INFO] crate git repo https://github.com/rust-learn/closure already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e26449d66eb32bca4512a95a9f5f57ce3713461c5067953f62f63a8587198474
[INFO] running `Command { std: "docker" "start" "-a" "e26449d66eb32bca4512a95a9f5f57ce3713461c5067953f62f63a8587198474", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e26449d66eb32bca4512a95a9f5f57ce3713461c5067953f62f63a8587198474", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e26449d66eb32bca4512a95a9f5f57ce3713461c5067953f62f63a8587198474", kill_on_drop: false }`
[INFO] [stdout] e26449d66eb32bca4512a95a9f5f57ce3713461c5067953f62f63a8587198474
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf97bf51e5da6c8b7a9b7434b559cf4175610acacbd2954a138f767dbb96932a
[INFO] running `Command { std: "docker" "start" "-a" "cf97bf51e5da6c8b7a9b7434b559cf4175610acacbd2954a138f767dbb96932a", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling closure v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.57s
[INFO] running `Command { std: "docker" "inspect" "cf97bf51e5da6c8b7a9b7434b559cf4175610acacbd2954a138f767dbb96932a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf97bf51e5da6c8b7a9b7434b559cf4175610acacbd2954a138f767dbb96932a", kill_on_drop: false }`
[INFO] [stdout] cf97bf51e5da6c8b7a9b7434b559cf4175610acacbd2954a138f767dbb96932a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1bcd3641776a0c2ab031208fa23702af4595f1b94a6c8b171de5009417abcf46
[INFO] running `Command { std: "docker" "start" "-a" "1bcd3641776a0c2ab031208fa23702af4595f1b94a6c8b171de5009417abcf46", kill_on_drop: false }`
[INFO] [stderr]    Compiling closure v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "1bcd3641776a0c2ab031208fa23702af4595f1b94a6c8b171de5009417abcf46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bcd3641776a0c2ab031208fa23702af4595f1b94a6c8b171de5009417abcf46", kill_on_drop: false }`
[INFO] [stdout] 1bcd3641776a0c2ab031208fa23702af4595f1b94a6c8b171de5009417abcf46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a8fcdbf5f77bc97f54c128b3622d9ba2ff618e62a2e467eb8decf81dab6c90f2
[INFO] running `Command { std: "docker" "start" "-a" "a8fcdbf5f77bc97f54c128b3622d9ba2ff618e62a2e467eb8decf81dab6c90f2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.21s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/closure-b857b301088b777f)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test call_with_different_values ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a8fcdbf5f77bc97f54c128b3622d9ba2ff618e62a2e467eb8decf81dab6c90f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8fcdbf5f77bc97f54c128b3622d9ba2ff618e62a2e467eb8decf81dab6c90f2", kill_on_drop: false }`
[INFO] [stdout] a8fcdbf5f77bc97f54c128b3622d9ba2ff618e62a2e467eb8decf81dab6c90f2