[INFO] cloning repository https://github.com/chw683/tcp_client
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chw683/tcp_client" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchw683%2Ftcp_client", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchw683%2Ftcp_client'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c2a422538ca830ddfadcb0550fd31c4b48b5bcf6
[INFO] testing chw683/tcp_client against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchw683%2Ftcp_client" "/workspace/builds/worker-115/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-115/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chw683/tcp_client 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/chw683/tcp_client
[INFO] finished tweaking git repo https://github.com/chw683/tcp_client
[INFO] tweaked toml for git repo https://github.com/chw683/tcp_client written to /workspace/builds/worker-115/source/Cargo.toml
[INFO] crate git repo https://github.com/chw683/tcp_client 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-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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] 8eaa4bdd259d3d8f2b58176ef2a8fc0dfc4f2442400c3356f8bd4860df4b7315
[INFO] running `Command { std: "docker" "start" "-a" "8eaa4bdd259d3d8f2b58176ef2a8fc0dfc4f2442400c3356f8bd4860df4b7315", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8eaa4bdd259d3d8f2b58176ef2a8fc0dfc4f2442400c3356f8bd4860df4b7315", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8eaa4bdd259d3d8f2b58176ef2a8fc0dfc4f2442400c3356f8bd4860df4b7315", kill_on_drop: false }`
[INFO] [stdout] 8eaa4bdd259d3d8f2b58176ef2a8fc0dfc4f2442400c3356f8bd4860df4b7315
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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] 49ff76b52ec30c7aebeb81e05b3f8180eec3b6a31e874837b3ff1e0c7b008215
[INFO] running `Command { std: "docker" "start" "-a" "49ff76b52ec30c7aebeb81e05b3f8180eec3b6a31e874837b3ff1e0c7b008215", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling tcp_client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.23s
[INFO] running `Command { std: "docker" "inspect" "49ff76b52ec30c7aebeb81e05b3f8180eec3b6a31e874837b3ff1e0c7b008215", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "49ff76b52ec30c7aebeb81e05b3f8180eec3b6a31e874837b3ff1e0c7b008215", kill_on_drop: false }`
[INFO] [stdout] 49ff76b52ec30c7aebeb81e05b3f8180eec3b6a31e874837b3ff1e0c7b008215
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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] 55144de6f9308b8e0caa9ce23ea889dd5ed5a541b82449d98b2812f3d4d07daa
[INFO] running `Command { std: "docker" "start" "-a" "55144de6f9308b8e0caa9ce23ea889dd5ed5a541b82449d98b2812f3d4d07daa", kill_on_drop: false }`
[INFO] [stderr]    Compiling tcp_client v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "55144de6f9308b8e0caa9ce23ea889dd5ed5a541b82449d98b2812f3d4d07daa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55144de6f9308b8e0caa9ce23ea889dd5ed5a541b82449d98b2812f3d4d07daa", kill_on_drop: false }`
[INFO] [stdout] 55144de6f9308b8e0caa9ce23ea889dd5ed5a541b82449d98b2812f3d4d07daa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-115/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] b5ce5412118bfde911d005ea030a7a0f449f9295b446374702a146b39b7427ee
[INFO] running `Command { std: "docker" "start" "-a" "b5ce5412118bfde911d005ea030a7a0f449f9295b446374702a146b39b7427ee", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tcp_client-dbc13a5abc21b613)
[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" "b5ce5412118bfde911d005ea030a7a0f449f9295b446374702a146b39b7427ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5ce5412118bfde911d005ea030a7a0f449f9295b446374702a146b39b7427ee", kill_on_drop: false }`
[INFO] [stdout] b5ce5412118bfde911d005ea030a7a0f449f9295b446374702a146b39b7427ee