[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 beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-learn%2Fclosure" "/workspace/builds/worker-94/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-94/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rust-learn/closure 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 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-94/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" "+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-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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] 608907c27ee1f42eccd9138b8726833c1348fb73d7ae340798fc7f102283d969
[INFO] running `Command { std: "docker" "start" "-a" "608907c27ee1f42eccd9138b8726833c1348fb73d7ae340798fc7f102283d969", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "608907c27ee1f42eccd9138b8726833c1348fb73d7ae340798fc7f102283d969", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "608907c27ee1f42eccd9138b8726833c1348fb73d7ae340798fc7f102283d969", kill_on_drop: false }`
[INFO] [stdout] 608907c27ee1f42eccd9138b8726833c1348fb73d7ae340798fc7f102283d969
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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] b21913ea6815869bc48cc0bb7614e3dac7bf5903c9efa4f26f4773c4fa837ec8
[INFO] running `Command { std: "docker" "start" "-a" "b21913ea6815869bc48cc0bb7614e3dac7bf5903c9efa4f26f4773c4fa837ec8", kill_on_drop: false }`
[INFO] [stderr]    Compiling closure v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.08s
[INFO] running `Command { std: "docker" "inspect" "b21913ea6815869bc48cc0bb7614e3dac7bf5903c9efa4f26f4773c4fa837ec8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b21913ea6815869bc48cc0bb7614e3dac7bf5903c9efa4f26f4773c4fa837ec8", kill_on_drop: false }`
[INFO] [stdout] b21913ea6815869bc48cc0bb7614e3dac7bf5903c9efa4f26f4773c4fa837ec8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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] 1cd75eb722e4be2b3be877464d039242ff2871d15eddc5ec227aed31b37e7534
[INFO] running `Command { std: "docker" "start" "-a" "1cd75eb722e4be2b3be877464d039242ff2871d15eddc5ec227aed31b37e7534", 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 test [unoptimized + debuginfo] target(s) in 1.09s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/closure-848c1b97b49df683)
[INFO] running `Command { std: "docker" "inspect" "1cd75eb722e4be2b3be877464d039242ff2871d15eddc5ec227aed31b37e7534", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cd75eb722e4be2b3be877464d039242ff2871d15eddc5ec227aed31b37e7534", kill_on_drop: false }`
[INFO] [stdout] 1cd75eb722e4be2b3be877464d039242ff2871d15eddc5ec227aed31b37e7534
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-94/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] 16494e6c5a794ffb47c4d3e9c2dd9df59dee369f447fe0e608d089944cba65bb
[INFO] running `Command { std: "docker" "start" "-a" "16494e6c5a794ffb47c4d3e9c2dd9df59dee369f447fe0e608d089944cba65bb", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/closure-848c1b97b49df683)
[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" "16494e6c5a794ffb47c4d3e9c2dd9df59dee369f447fe0e608d089944cba65bb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16494e6c5a794ffb47c4d3e9c2dd9df59dee369f447fe0e608d089944cba65bb", kill_on_drop: false }`
[INFO] [stdout] 16494e6c5a794ffb47c4d3e9c2dd9df59dee369f447fe0e608d089944cba65bb