[INFO] cloning repository https://github.com/zacksleo/rust-tcp-server
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/zacksleo/rust-tcp-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzacksleo%2Frust-tcp-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzacksleo%2Frust-tcp-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5a2e3b9dbdfdf0208b4738646c40f655a264d593
[INFO] testing zacksleo/rust-tcp-server against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fzacksleo%2Frust-tcp-server" "/workspace/builds/worker-15/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-15/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/zacksleo/rust-tcp-server 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/zacksleo/rust-tcp-server
[INFO] finished tweaking git repo https://github.com/zacksleo/rust-tcp-server
[INFO] tweaked toml for git repo https://github.com/zacksleo/rust-tcp-server written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate git repo https://github.com/zacksleo/rust-tcp-server 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 25b6fbc463688179ceb9bcec64d0472e779fd2e53dde05fc251a923fa9fec806
[INFO] running `Command { std: "docker" "start" "-a" "25b6fbc463688179ceb9bcec64d0472e779fd2e53dde05fc251a923fa9fec806", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "25b6fbc463688179ceb9bcec64d0472e779fd2e53dde05fc251a923fa9fec806", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25b6fbc463688179ceb9bcec64d0472e779fd2e53dde05fc251a923fa9fec806", kill_on_drop: false }`
[INFO] [stdout] 25b6fbc463688179ceb9bcec64d0472e779fd2e53dde05fc251a923fa9fec806
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 33e1afd1cc41b5cd09e4c247203a0a287fbf52072438fde9080d60c4617e207c
[INFO] running `Command { std: "docker" "start" "-a" "33e1afd1cc41b5cd09e4c247203a0a287fbf52072438fde9080d60c4617e207c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tcp-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.75s
[INFO] running `Command { std: "docker" "inspect" "33e1afd1cc41b5cd09e4c247203a0a287fbf52072438fde9080d60c4617e207c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33e1afd1cc41b5cd09e4c247203a0a287fbf52072438fde9080d60c4617e207c", kill_on_drop: false }`
[INFO] [stdout] 33e1afd1cc41b5cd09e4c247203a0a287fbf52072438fde9080d60c4617e207c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 6bc43204e4ce72abb26c25ab1e776314e3ad70db4b91a7af4e24ab18ac51e021
[INFO] running `Command { std: "docker" "start" "-a" "6bc43204e4ce72abb26c25ab1e776314e3ad70db4b91a7af4e24ab18ac51e021", kill_on_drop: false }`
[INFO] [stderr]    Compiling tcp-server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "6bc43204e4ce72abb26c25ab1e776314e3ad70db4b91a7af4e24ab18ac51e021", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6bc43204e4ce72abb26c25ab1e776314e3ad70db4b91a7af4e24ab18ac51e021", kill_on_drop: false }`
[INFO] [stdout] 6bc43204e4ce72abb26c25ab1e776314e3ad70db4b91a7af4e24ab18ac51e021
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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] 86a7e48393fe2d446ea0c89d4536223db7258fc3c39e784110b8e8569bebdeba
[INFO] running `Command { std: "docker" "start" "-a" "86a7e48393fe2d446ea0c89d4536223db7258fc3c39e784110b8e8569bebdeba", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tcp_server-f03dafe1a2566f7f)
[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" "86a7e48393fe2d446ea0c89d4536223db7258fc3c39e784110b8e8569bebdeba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86a7e48393fe2d446ea0c89d4536223db7258fc3c39e784110b8e8569bebdeba", kill_on_drop: false }`
[INFO] [stdout] 86a7e48393fe2d446ea0c89d4536223db7258fc3c39e784110b8e8569bebdeba