[INFO] cloning repository https://github.com/ky8716312187967901/lesson3
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ky8716312187967901/lesson3" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fky8716312187967901%2Flesson3", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fky8716312187967901%2Flesson3'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 02a5ad73f4bbb93a5312bc0bd32716fe9cda53e6
[INFO] testing ky8716312187967901/lesson3 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fky8716312187967901%2Flesson3" "/workspace/builds/worker-111/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-111/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ky8716312187967901/lesson3 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ky8716312187967901/lesson3
[INFO] finished tweaking git repo https://github.com/ky8716312187967901/lesson3
[INFO] tweaked toml for git repo https://github.com/ky8716312187967901/lesson3 written to /workspace/builds/worker-111/source/Cargo.toml
[INFO] crate git repo https://github.com/ky8716312187967901/lesson3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bd45ab70d254ea4fe1a725495f5c06d55b47d59a792508bc09cfc5b410c3f94b
[INFO] running `Command { std: "docker" "start" "-a" "bd45ab70d254ea4fe1a725495f5c06d55b47d59a792508bc09cfc5b410c3f94b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bd45ab70d254ea4fe1a725495f5c06d55b47d59a792508bc09cfc5b410c3f94b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd45ab70d254ea4fe1a725495f5c06d55b47d59a792508bc09cfc5b410c3f94b", kill_on_drop: false }`
[INFO] [stdout] bd45ab70d254ea4fe1a725495f5c06d55b47d59a792508bc09cfc5b410c3f94b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 58c86953a3c33dab2d420cef56058b384322eea08c2532f1018d58c0cdb6d10b
[INFO] running `Command { std: "docker" "start" "-a" "58c86953a3c33dab2d420cef56058b384322eea08c2532f1018d58c0cdb6d10b", kill_on_drop: false }`
[INFO] [stderr]    Compiling sample_tcp_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "58c86953a3c33dab2d420cef56058b384322eea08c2532f1018d58c0cdb6d10b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58c86953a3c33dab2d420cef56058b384322eea08c2532f1018d58c0cdb6d10b", kill_on_drop: false }`
[INFO] [stdout] 58c86953a3c33dab2d420cef56058b384322eea08c2532f1018d58c0cdb6d10b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82527c80326204fc6d298f10f4a1c7bc5c8ef5a21f03b9562dca5fb0f559427a
[INFO] running `Command { std: "docker" "start" "-a" "82527c80326204fc6d298f10f4a1c7bc5c8ef5a21f03b9562dca5fb0f559427a", kill_on_drop: false }`
[INFO] [stderr]    Compiling sample_tcp_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "82527c80326204fc6d298f10f4a1c7bc5c8ef5a21f03b9562dca5fb0f559427a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82527c80326204fc6d298f10f4a1c7bc5c8ef5a21f03b9562dca5fb0f559427a", kill_on_drop: false }`
[INFO] [stdout] 82527c80326204fc6d298f10f4a1c7bc5c8ef5a21f03b9562dca5fb0f559427a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-111/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5616a37d5f0bdfe6c286ab929e09c13138dadb4fb5c6e7a354c421fa9cb4e651
[INFO] running `Command { std: "docker" "start" "-a" "5616a37d5f0bdfe6c286ab929e09c13138dadb4fb5c6e7a354c421fa9cb4e651", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sample_tcp_server-7329a432cbf1f6ba)
[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" "5616a37d5f0bdfe6c286ab929e09c13138dadb4fb5c6e7a354c421fa9cb4e651", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5616a37d5f0bdfe6c286ab929e09c13138dadb4fb5c6e7a354c421fa9cb4e651", kill_on_drop: false }`
[INFO] [stdout] 5616a37d5f0bdfe6c286ab929e09c13138dadb4fb5c6e7a354c421fa9cb4e651