[INFO] cloning repository https://github.com/rbisewski/tangram-bufreader-bufwriter
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rbisewski/tangram-bufreader-bufwriter" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frbisewski%2Ftangram-bufreader-bufwriter", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frbisewski%2Ftangram-bufreader-bufwriter'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] cdd6e2ad30ed4bf306c78a6244d7df23a416089c
[INFO] testing rbisewski/tangram-bufreader-bufwriter against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frbisewski%2Ftangram-bufreader-bufwriter" "/workspace/builds/worker-16/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-16/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rbisewski/tangram-bufreader-bufwriter 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/rbisewski/tangram-bufreader-bufwriter
[INFO] finished tweaking git repo https://github.com/rbisewski/tangram-bufreader-bufwriter
[INFO] tweaked toml for git repo https://github.com/rbisewski/tangram-bufreader-bufwriter written to /workspace/builds/worker-16/source/Cargo.toml
[INFO] crate git repo https://github.com/rbisewski/tangram-bufreader-bufwriter 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-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] 7dff6d22e5d5da12a1d8c6ffa887a76a569bde680828fcd6d7ee2928a417c38b
[INFO] running `Command { std: "docker" "start" "-a" "7dff6d22e5d5da12a1d8c6ffa887a76a569bde680828fcd6d7ee2928a417c38b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7dff6d22e5d5da12a1d8c6ffa887a76a569bde680828fcd6d7ee2928a417c38b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7dff6d22e5d5da12a1d8c6ffa887a76a569bde680828fcd6d7ee2928a417c38b", kill_on_drop: false }`
[INFO] [stdout] 7dff6d22e5d5da12a1d8c6ffa887a76a569bde680828fcd6d7ee2928a417c38b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] b1b5fd406a57bcd545d22fd6154b56783c1c03d1dce7b3ce2a7a4f801712d58f
[INFO] running `Command { std: "docker" "start" "-a" "b1b5fd406a57bcd545d22fd6154b56783c1c03d1dce7b3ce2a7a4f801712d58f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-bufreader-bufwriter v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "b1b5fd406a57bcd545d22fd6154b56783c1c03d1dce7b3ce2a7a4f801712d58f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1b5fd406a57bcd545d22fd6154b56783c1c03d1dce7b3ce2a7a4f801712d58f", kill_on_drop: false }`
[INFO] [stdout] b1b5fd406a57bcd545d22fd6154b56783c1c03d1dce7b3ce2a7a4f801712d58f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] b29bb62b2bd8a5c73ed9b0d0ad4eb7c309f8da849655801f320eeab964a1e6a0
[INFO] running `Command { std: "docker" "start" "-a" "b29bb62b2bd8a5c73ed9b0d0ad4eb7c309f8da849655801f320eeab964a1e6a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust-bufreader-bufwriter v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "b29bb62b2bd8a5c73ed9b0d0ad4eb7c309f8da849655801f320eeab964a1e6a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b29bb62b2bd8a5c73ed9b0d0ad4eb7c309f8da849655801f320eeab964a1e6a0", kill_on_drop: false }`
[INFO] [stdout] b29bb62b2bd8a5c73ed9b0d0ad4eb7c309f8da849655801f320eeab964a1e6a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-16/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] d1b3658f8b763ea54a409b2383aafced65a2948d49e01b8713684ec09addad92
[INFO] running `Command { std: "docker" "start" "-a" "d1b3658f8b763ea54a409b2383aafced65a2948d49e01b8713684ec09addad92", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.37s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_bufreader_bufwriter-35afd10a447586a1)
[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" "d1b3658f8b763ea54a409b2383aafced65a2948d49e01b8713684ec09addad92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1b3658f8b763ea54a409b2383aafced65a2948d49e01b8713684ec09addad92", kill_on_drop: false }`
[INFO] [stdout] d1b3658f8b763ea54a409b2383aafced65a2948d49e01b8713684ec09addad92