[INFO] cloning repository https://github.com/NoCtrlZ/experiment
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/NoCtrlZ/experiment" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNoCtrlZ%2Fexperiment", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNoCtrlZ%2Fexperiment'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4e951abcf10fcb6e982bebfadda8901f03d65878
[INFO] testing NoCtrlZ/experiment against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNoCtrlZ%2Fexperiment" "/workspace/builds/worker-118/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-118/source'...
[INFO] [stderr] done.
[INFO] [stderr] Updating files:  96% (30/31)
Updating files: 100% (31/31)
Updating files: 100% (31/31), done.
[INFO] validating manifest of git repo https://github.com/NoCtrlZ/experiment on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/NoCtrlZ/experiment
[INFO] finished tweaking git repo https://github.com/NoCtrlZ/experiment
[INFO] tweaked toml for git repo https://github.com/NoCtrlZ/experiment written to /workspace/builds/worker-118/source/Cargo.toml
[INFO] crate git repo https://github.com/NoCtrlZ/experiment already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d59d2a7e3e07f753f4e9bbacb1e67b12429da5c10db4394aae97411ddd387e6e
[INFO] running `Command { std: "docker" "start" "-a" "d59d2a7e3e07f753f4e9bbacb1e67b12429da5c10db4394aae97411ddd387e6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d59d2a7e3e07f753f4e9bbacb1e67b12429da5c10db4394aae97411ddd387e6e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d59d2a7e3e07f753f4e9bbacb1e67b12429da5c10db4394aae97411ddd387e6e", kill_on_drop: false }`
[INFO] [stdout] d59d2a7e3e07f753f4e9bbacb1e67b12429da5c10db4394aae97411ddd387e6e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f8317e1e6c70adcb863b9fd90d992fbbf41f409e5e12ee18bf689eea5f416da4
[INFO] running `Command { std: "docker" "start" "-a" "f8317e1e6c70adcb863b9fd90d992fbbf41f409e5e12ee18bf689eea5f416da4", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling experiment v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.04s
[INFO] running `Command { std: "docker" "inspect" "f8317e1e6c70adcb863b9fd90d992fbbf41f409e5e12ee18bf689eea5f416da4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8317e1e6c70adcb863b9fd90d992fbbf41f409e5e12ee18bf689eea5f416da4", kill_on_drop: false }`
[INFO] [stdout] f8317e1e6c70adcb863b9fd90d992fbbf41f409e5e12ee18bf689eea5f416da4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e077a7fb9ffef23489304da5798f25da368cfa3dbec628e7e91008b1997cf855
[INFO] running `Command { std: "docker" "start" "-a" "e077a7fb9ffef23489304da5798f25da368cfa3dbec628e7e91008b1997cf855", kill_on_drop: false }`
[INFO] [stderr]    Compiling experiment v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.57s
[INFO] running `Command { std: "docker" "inspect" "e077a7fb9ffef23489304da5798f25da368cfa3dbec628e7e91008b1997cf855", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e077a7fb9ffef23489304da5798f25da368cfa3dbec628e7e91008b1997cf855", kill_on_drop: false }`
[INFO] [stdout] e077a7fb9ffef23489304da5798f25da368cfa3dbec628e7e91008b1997cf855
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-118/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0ad4f65453a75fb3a828e09c2c81e4a88a42ff48f692103b0c8eb297ca47b0fa
[INFO] running `Command { std: "docker" "start" "-a" "0ad4f65453a75fb3a828e09c2c81e4a88a42ff48f692103b0c8eb297ca47b0fa", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/experiment-5cfe0bc8de0ea517)
[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" "0ad4f65453a75fb3a828e09c2c81e4a88a42ff48f692103b0c8eb297ca47b0fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0ad4f65453a75fb3a828e09c2c81e4a88a42ff48f692103b0c8eb297ca47b0fa", kill_on_drop: false }`
[INFO] [stdout] 0ad4f65453a75fb3a828e09c2c81e4a88a42ff48f692103b0c8eb297ca47b0fa