[INFO] cloning repository https://github.com/clearyf/muserial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/clearyf/muserial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclearyf%2Fmuserial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclearyf%2Fmuserial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 467ce1fcec3abb06d09784142c4aefbef8d298c4
[INFO] testing clearyf/muserial against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fclearyf%2Fmuserial" "/workspace/builds/worker-20/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-20/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/clearyf/muserial on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/clearyf/muserial
[INFO] finished tweaking git repo https://github.com/clearyf/muserial
[INFO] tweaked toml for git repo https://github.com/clearyf/muserial written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate git repo https://github.com/clearyf/muserial already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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 argparse v0.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e0b7c178245aff50ce275de69a7768e6a8f4edb569e5ade0632aebb759316e79
[INFO] running `Command { std: "docker" "start" "-a" "e0b7c178245aff50ce275de69a7768e6a8f4edb569e5ade0632aebb759316e79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e0b7c178245aff50ce275de69a7768e6a8f4edb569e5ade0632aebb759316e79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0b7c178245aff50ce275de69a7768e6a8f4edb569e5ade0632aebb759316e79", kill_on_drop: false }`
[INFO] [stdout] e0b7c178245aff50ce275de69a7768e6a8f4edb569e5ade0632aebb759316e79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1d576a6f614042d7b38578297f8d2b955e65d9e70de1d06c473e360d167b65d
[INFO] running `Command { std: "docker" "start" "-a" "d1d576a6f614042d7b38578297f8d2b955e65d9e70de1d06c473e360d167b65d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling argparse v0.2.2
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling muserial v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.97s
[INFO] running `Command { std: "docker" "inspect" "d1d576a6f614042d7b38578297f8d2b955e65d9e70de1d06c473e360d167b65d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1d576a6f614042d7b38578297f8d2b955e65d9e70de1d06c473e360d167b65d", kill_on_drop: false }`
[INFO] [stdout] d1d576a6f614042d7b38578297f8d2b955e65d9e70de1d06c473e360d167b65d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc7e638184214a5352ab16492933cd80cfb4da5a2034db1c992b35f32929cf36
[INFO] running `Command { std: "docker" "start" "-a" "cc7e638184214a5352ab16492933cd80cfb4da5a2034db1c992b35f32929cf36", kill_on_drop: false }`
[INFO] [stderr]    Compiling muserial v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.38s
[INFO] running `Command { std: "docker" "inspect" "cc7e638184214a5352ab16492933cd80cfb4da5a2034db1c992b35f32929cf36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc7e638184214a5352ab16492933cd80cfb4da5a2034db1c992b35f32929cf36", kill_on_drop: false }`
[INFO] [stdout] cc7e638184214a5352ab16492933cd80cfb4da5a2034db1c992b35f32929cf36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] dae5c3e14021c14492a5326fbfd9bf20fc12da159f642eb9f45ecb7dab56c252
[INFO] running `Command { std: "docker" "start" "-a" "dae5c3e14021c14492a5326fbfd9bf20fc12da159f642eb9f45ecb7dab56c252", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 19.74s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/muserial-a5e11bf6d873f8a5)
[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" "dae5c3e14021c14492a5326fbfd9bf20fc12da159f642eb9f45ecb7dab56c252", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dae5c3e14021c14492a5326fbfd9bf20fc12da159f642eb9f45ecb7dab56c252", kill_on_drop: false }`
[INFO] [stdout] dae5c3e14021c14492a5326fbfd9bf20fc12da159f642eb9f45ecb7dab56c252