[INFO] cloning repository https://github.com/higuruchi/socket-programming
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/higuruchi/socket-programming" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhiguruchi%2Fsocket-programming", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhiguruchi%2Fsocket-programming'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 400cabd8257668074807455a35cf9c252de722cc
[INFO] testing higuruchi/socket-programming against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhiguruchi%2Fsocket-programming" "/workspace/builds/worker-33/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-33/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/higuruchi/socket-programming on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/higuruchi/socket-programming
[INFO] finished tweaking git repo https://github.com/higuruchi/socket-programming
[INFO] tweaked toml for git repo https://github.com/higuruchi/socket-programming written to /workspace/builds/worker-33/source/Cargo.toml
[INFO] crate git repo https://github.com/higuruchi/socket-programming already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 62d721a598537836a9f44c070bff7ed7e680073e7dc4b32fb92680d76c6f89d4
[INFO] running `Command { std: "docker" "start" "-a" "62d721a598537836a9f44c070bff7ed7e680073e7dc4b32fb92680d76c6f89d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62d721a598537836a9f44c070bff7ed7e680073e7dc4b32fb92680d76c6f89d4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62d721a598537836a9f44c070bff7ed7e680073e7dc4b32fb92680d76c6f89d4", kill_on_drop: false }`
[INFO] [stdout] 62d721a598537836a9f44c070bff7ed7e680073e7dc4b32fb92680d76c6f89d4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 32296cbc0ed299b72342bad051840a24cdf6c2d8fb6fc722363c4e473cfbda6b
[INFO] running `Command { std: "docker" "start" "-a" "32296cbc0ed299b72342bad051840a24cdf6c2d8fb6fc722363c4e473cfbda6b", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling libc v0.2.107
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling gimli v0.26.1
[INFO] [stderr]    Compiling adler v1.0.2
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling rustc-demangle v0.1.21
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling object v0.27.1
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling addr2line v0.17.0
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling socket-programming v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.24s
[INFO] running `Command { std: "docker" "inspect" "32296cbc0ed299b72342bad051840a24cdf6c2d8fb6fc722363c4e473cfbda6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32296cbc0ed299b72342bad051840a24cdf6c2d8fb6fc722363c4e473cfbda6b", kill_on_drop: false }`
[INFO] [stdout] 32296cbc0ed299b72342bad051840a24cdf6c2d8fb6fc722363c4e473cfbda6b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 954169e6bd94cef8e9e2fa49f761492c4ee334317f0e12abe3fb5a2bfa4c7ef9
[INFO] running `Command { std: "docker" "start" "-a" "954169e6bd94cef8e9e2fa49f761492c4ee334317f0e12abe3fb5a2bfa4c7ef9", kill_on_drop: false }`
[INFO] [stderr]    Compiling socket-programming v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.20s
[INFO] running `Command { std: "docker" "inspect" "954169e6bd94cef8e9e2fa49f761492c4ee334317f0e12abe3fb5a2bfa4c7ef9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "954169e6bd94cef8e9e2fa49f761492c4ee334317f0e12abe3fb5a2bfa4c7ef9", kill_on_drop: false }`
[INFO] [stdout] 954169e6bd94cef8e9e2fa49f761492c4ee334317f0e12abe3fb5a2bfa4c7ef9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-33/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=forbid" "-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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 07a573b05655e506e3c43a0926d01b599adf9610f685844472fdeff9c43d700b
[INFO] running `Command { std: "docker" "start" "-a" "07a573b05655e506e3c43a0926d01b599adf9610f685844472fdeff9c43d700b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 29.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/socket_programming-b26a547988e1fe14)
[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" "07a573b05655e506e3c43a0926d01b599adf9610f685844472fdeff9c43d700b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07a573b05655e506e3c43a0926d01b599adf9610f685844472fdeff9c43d700b", kill_on_drop: false }`
[INFO] [stdout] 07a573b05655e506e3c43a0926d01b599adf9610f685844472fdeff9c43d700b