[INFO] cloning repository https://github.com/golddranks/tokio-loop
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/golddranks/tokio-loop" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgolddranks%2Ftokio-loop", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgolddranks%2Ftokio-loop'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] eb21d491d19caae40be717216f5b0a9a51a5dcab
[INFO] testing golddranks/tokio-loop against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgolddranks%2Ftokio-loop" "/workspace/builds/worker-48/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-48/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/golddranks/tokio-loop 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/golddranks/tokio-loop
[INFO] finished tweaking git repo https://github.com/golddranks/tokio-loop
[INFO] tweaked toml for git repo https://github.com/golddranks/tokio-loop written to /workspace/builds/worker-48/source/Cargo.toml
[INFO] crate git repo https://github.com/golddranks/tokio-loop 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded iovec v0.1.0
[INFO] [stderr]   Downloaded env_logger v0.4.2
[INFO] [stderr]   Downloaded futures v0.1.13
[INFO] [stderr]   Downloaded lazycell v0.4.0
[INFO] [stderr]   Downloaded net2 v0.2.29
[INFO] [stderr]   Downloaded tokio-io v0.1.1
[INFO] [stderr]   Downloaded bytes v0.4.3
[INFO] [stderr]   Downloaded mio v0.6.7
[INFO] [stderr]   Downloaded tokio-core v0.1.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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] 406d70ba58aaede0b30cc6b12ee1c69ca7547406407b2ba48aa2957453f73659
[INFO] running `Command { std: "docker" "start" "-a" "406d70ba58aaede0b30cc6b12ee1c69ca7547406407b2ba48aa2957453f73659", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "406d70ba58aaede0b30cc6b12ee1c69ca7547406407b2ba48aa2957453f73659", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "406d70ba58aaede0b30cc6b12ee1c69ca7547406407b2ba48aa2957453f73659", kill_on_drop: false }`
[INFO] [stdout] 406d70ba58aaede0b30cc6b12ee1c69ca7547406407b2ba48aa2957453f73659
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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] 57601589ef4fb6ea3b965e6e45e9c121ba1151411cb7bfd329cf415d52729d15
[INFO] running `Command { std: "docker" "start" "-a" "57601589ef4fb6ea3b965e6e45e9c121ba1151411cb7bfd329cf415d52729d15", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.22
[INFO] [stderr]    Compiling log v0.3.7
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling cfg-if v0.1.0
[INFO] [stderr]    Compiling byteorder v1.0.0
[INFO] [stderr]    Compiling lazycell v0.4.0
[INFO] [stderr]    Compiling futures v0.1.13
[INFO] [stderr]    Compiling utf8-ranges v1.0.0
[INFO] [stderr]    Compiling regex-syntax v0.4.0
[INFO] [stderr]    Compiling slab v0.3.0
[INFO] [stderr]    Compiling scoped-tls v0.1.0
[INFO] [stderr]    Compiling unreachable v0.1.1
[INFO] [stderr]    Compiling iovec v0.1.0
[INFO] [stderr]    Compiling thread-id v3.1.0
[INFO] [stderr]    Compiling memchr v1.0.1
[INFO] [stderr]    Compiling net2 v0.2.29
[INFO] [stderr]    Compiling thread_local v0.3.3
[INFO] [stderr]    Compiling bytes v0.4.3
[INFO] [stderr]    Compiling mio v0.6.7
[INFO] [stderr]    Compiling aho-corasick v0.6.3
[INFO] [stderr]    Compiling tokio-io v0.1.1
[INFO] [stderr]    Compiling regex v0.2.1
[INFO] [stderr]    Compiling tokio-core v0.1.7
[INFO] [stderr]    Compiling env_logger v0.4.2
[INFO] [stderr]    Compiling tokio_loop v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 02s
[INFO] running `Command { std: "docker" "inspect" "57601589ef4fb6ea3b965e6e45e9c121ba1151411cb7bfd329cf415d52729d15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57601589ef4fb6ea3b965e6e45e9c121ba1151411cb7bfd329cf415d52729d15", kill_on_drop: false }`
[INFO] [stdout] 57601589ef4fb6ea3b965e6e45e9c121ba1151411cb7bfd329cf415d52729d15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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] b47da00d624acbb7b7f85d2a598cd0724040536b49ef37df35e5ecdff45350ca
[INFO] running `Command { std: "docker" "start" "-a" "b47da00d624acbb7b7f85d2a598cd0724040536b49ef37df35e5ecdff45350ca", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tokio_loop v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "b47da00d624acbb7b7f85d2a598cd0724040536b49ef37df35e5ecdff45350ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b47da00d624acbb7b7f85d2a598cd0724040536b49ef37df35e5ecdff45350ca", kill_on_drop: false }`
[INFO] [stdout] b47da00d624acbb7b7f85d2a598cd0724040536b49ef37df35e5ecdff45350ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-48/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] a30b47ff3d8e7773032e6045c5e1d74e164accb2b227c056f46e98b8dd33e6f7
[INFO] running `Command { std: "docker" "start" "-a" "a30b47ff3d8e7773032e6045c5e1d74e164accb2b227c056f46e98b8dd33e6f7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tokio_loop-539146b0c5a9e0ee)
[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" "a30b47ff3d8e7773032e6045c5e1d74e164accb2b227c056f46e98b8dd33e6f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a30b47ff3d8e7773032e6045c5e1d74e164accb2b227c056f46e98b8dd33e6f7", kill_on_drop: false }`
[INFO] [stdout] a30b47ff3d8e7773032e6045c5e1d74e164accb2b227c056f46e98b8dd33e6f7