[INFO] cloning repository https://github.com/slavovojacek/rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/slavovojacek/rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslavovojacek%2Frust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslavovojacek%2Frust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ed9026dcea3ec481b3fdf7034f731832f401daf0
[INFO] testing slavovojacek/rust against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fslavovojacek%2Frust" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/slavovojacek/rust on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/slavovojacek/rust
[INFO] finished tweaking git repo https://github.com/slavovojacek/rust
[INFO] tweaked toml for git repo https://github.com/slavovojacek/rust written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/slavovojacek/rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0ce53e2a782e1be20b60eee341b027c80b315de179c0bd9e78fb0e7cd7f44b41
[INFO] running `Command { std: "docker" "start" "-a" "0ce53e2a782e1be20b60eee341b027c80b315de179c0bd9e78fb0e7cd7f44b41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0ce53e2a782e1be20b60eee341b027c80b315de179c0bd9e78fb0e7cd7f44b41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ce53e2a782e1be20b60eee341b027c80b315de179c0bd9e78fb0e7cd7f44b41", kill_on_drop: false }`
[INFO] [stdout] 0ce53e2a782e1be20b60eee341b027c80b315de179c0bd9e78fb0e7cd7f44b41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4a25f572e439f7bf612af05fd146bab13db9be1401884f9435f6f3a6c797ab8
[INFO] running `Command { std: "docker" "start" "-a" "f4a25f572e439f7bf612af05fd146bab13db9be1401884f9435f6f3a6c797ab8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.18
[INFO] [stderr]    Compiling rand v0.3.15
[INFO] [stderr]    Compiling hello_world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.96s
[INFO] running `Command { std: "docker" "inspect" "f4a25f572e439f7bf612af05fd146bab13db9be1401884f9435f6f3a6c797ab8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4a25f572e439f7bf612af05fd146bab13db9be1401884f9435f6f3a6c797ab8", kill_on_drop: false }`
[INFO] [stdout] f4a25f572e439f7bf612af05fd146bab13db9be1401884f9435f6f3a6c797ab8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8fe94177ea8d22122603c2cdd87a1e0a82efb37e95259b1cad120768ce8a4518
[INFO] running `Command { std: "docker" "start" "-a" "8fe94177ea8d22122603c2cdd87a1e0a82efb37e95259b1cad120768ce8a4518", kill_on_drop: false }`
[INFO] [stderr]    Compiling hello_world v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `Command { std: "docker" "inspect" "8fe94177ea8d22122603c2cdd87a1e0a82efb37e95259b1cad120768ce8a4518", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fe94177ea8d22122603c2cdd87a1e0a82efb37e95259b1cad120768ce8a4518", kill_on_drop: false }`
[INFO] [stdout] 8fe94177ea8d22122603c2cdd87a1e0a82efb37e95259b1cad120768ce8a4518
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3fd36ca70d745ca0755d44dace7a9b8ef06ebfb49493dca6070cbc240ede21fd
[INFO] running `Command { std: "docker" "start" "-a" "3fd36ca70d745ca0755d44dace7a9b8ef06ebfb49493dca6070cbc240ede21fd", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/hello_world-6f86a57f8ad4057d)
[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" "3fd36ca70d745ca0755d44dace7a9b8ef06ebfb49493dca6070cbc240ede21fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3fd36ca70d745ca0755d44dace7a9b8ef06ebfb49493dca6070cbc240ede21fd", kill_on_drop: false }`
[INFO] [stdout] 3fd36ca70d745ca0755d44dace7a9b8ef06ebfb49493dca6070cbc240ede21fd