[INFO] cloning repository https://github.com/pasikonik/rust_playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/pasikonik/rust_playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpasikonik%2Frust_playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpasikonik%2Frust_playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3397623c2dc2cbbec72b12be85eda35d9ed77723
[INFO] testing pasikonik/rust_playground against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fpasikonik%2Frust_playground" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/pasikonik/rust_playground on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/pasikonik/rust_playground
[INFO] finished tweaking git repo https://github.com/pasikonik/rust_playground
[INFO] tweaked toml for git repo https://github.com/pasikonik/rust_playground written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/pasikonik/rust_playground already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 823732f48375a4c0108f80462cef973336756d418c4ac2b2762401cebdd7b032
[INFO] running `Command { std: "docker" "start" "-a" "823732f48375a4c0108f80462cef973336756d418c4ac2b2762401cebdd7b032", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "823732f48375a4c0108f80462cef973336756d418c4ac2b2762401cebdd7b032", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "823732f48375a4c0108f80462cef973336756d418c4ac2b2762401cebdd7b032", kill_on_drop: false }`
[INFO] [stdout] 823732f48375a4c0108f80462cef973336756d418c4ac2b2762401cebdd7b032
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 633c95ab03df28cd14a8a57a42bb5c951ac9417b63ca0768fcf844ed0cc0b7b9
[INFO] running `Command { std: "docker" "start" "-a" "633c95ab03df28cd14a8a57a42bb5c951ac9417b63ca0768fcf844ed0cc0b7b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling smallvec v0.4.5
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling ferris-says v0.1.1
[INFO] [stderr]    Compiling rust_playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.17s
[INFO] running `Command { std: "docker" "inspect" "633c95ab03df28cd14a8a57a42bb5c951ac9417b63ca0768fcf844ed0cc0b7b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "633c95ab03df28cd14a8a57a42bb5c951ac9417b63ca0768fcf844ed0cc0b7b9", kill_on_drop: false }`
[INFO] [stdout] 633c95ab03df28cd14a8a57a42bb5c951ac9417b63ca0768fcf844ed0cc0b7b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 39a62a99eec725812ba8a502fb3242ca13ecdd14d2bd079a233bf9134e60b9f4
[INFO] running `Command { std: "docker" "start" "-a" "39a62a99eec725812ba8a502fb3242ca13ecdd14d2bd079a233bf9134e60b9f4", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_playground v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "39a62a99eec725812ba8a502fb3242ca13ecdd14d2bd079a233bf9134e60b9f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "39a62a99eec725812ba8a502fb3242ca13ecdd14d2bd079a233bf9134e60b9f4", kill_on_drop: false }`
[INFO] [stdout] 39a62a99eec725812ba8a502fb3242ca13ecdd14d2bd079a233bf9134e60b9f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ac111782124bf0dab8d2587f771367cd1ad6f17ee7a462c9cf0ca57e4752d816
[INFO] running `Command { std: "docker" "start" "-a" "ac111782124bf0dab8d2587f771367cd1ad6f17ee7a462c9cf0ca57e4752d816", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_playground-f2b1f8379ef2a10e)
[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" "ac111782124bf0dab8d2587f771367cd1ad6f17ee7a462c9cf0ca57e4752d816", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac111782124bf0dab8d2587f771367cd1ad6f17ee7a462c9cf0ca57e4752d816", kill_on_drop: false }`
[INFO] [stdout] ac111782124bf0dab8d2587f771367cd1ad6f17ee7a462c9cf0ca57e4752d816