[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 beta-2022-04-10 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fky8716312187967901%2Flesson3" "/workspace/builds/worker-26/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-26/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ky8716312187967901/lesson3 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "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-26/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" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 603442c7f3ea913c898774fc49a52c05dc1e39bf357e6f857f2b52040dbc33db
[INFO] running `Command { std: "docker" "start" "-a" "603442c7f3ea913c898774fc49a52c05dc1e39bf357e6f857f2b52040dbc33db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "603442c7f3ea913c898774fc49a52c05dc1e39bf357e6f857f2b52040dbc33db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "603442c7f3ea913c898774fc49a52c05dc1e39bf357e6f857f2b52040dbc33db", kill_on_drop: false }`
[INFO] [stdout] 603442c7f3ea913c898774fc49a52c05dc1e39bf357e6f857f2b52040dbc33db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1e5c8e3becfea29f90a7b0e7d0f9f20adfd00a2401c972378365f568eb338f8c
[INFO] running `Command { std: "docker" "start" "-a" "1e5c8e3becfea29f90a7b0e7d0f9f20adfd00a2401c972378365f568eb338f8c", 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]    Compiling sample_tcp_server v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.81s
[INFO] running `Command { std: "docker" "inspect" "1e5c8e3becfea29f90a7b0e7d0f9f20adfd00a2401c972378365f568eb338f8c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e5c8e3becfea29f90a7b0e7d0f9f20adfd00a2401c972378365f568eb338f8c", kill_on_drop: false }`
[INFO] [stdout] 1e5c8e3becfea29f90a7b0e7d0f9f20adfd00a2401c972378365f568eb338f8c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50efb36d51fd9914ff99d53d0f7856a1a8c65f99235906d7bba37618b09c2880
[INFO] running `Command { std: "docker" "start" "-a" "50efb36d51fd9914ff99d53d0f7856a1a8c65f99235906d7bba37618b09c2880", 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 0.31s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/sample_tcp_server-7e7e4e4affaef167)
[INFO] running `Command { std: "docker" "inspect" "50efb36d51fd9914ff99d53d0f7856a1a8c65f99235906d7bba37618b09c2880", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50efb36d51fd9914ff99d53d0f7856a1a8c65f99235906d7bba37618b09c2880", kill_on_drop: false }`
[INFO] [stdout] 50efb36d51fd9914ff99d53d0f7856a1a8c65f99235906d7bba37618b09c2880
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-26/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" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5aefc668874f65ff689be7595417996e2957b41690cb27340e1b2fc02a27cde9
[INFO] running `Command { std: "docker" "start" "-a" "5aefc668874f65ff689be7595417996e2957b41690cb27340e1b2fc02a27cde9", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/sample_tcp_server-7e7e4e4affaef167)
[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" "5aefc668874f65ff689be7595417996e2957b41690cb27340e1b2fc02a27cde9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5aefc668874f65ff689be7595417996e2957b41690cb27340e1b2fc02a27cde9", kill_on_drop: false }`
[INFO] [stdout] 5aefc668874f65ff689be7595417996e2957b41690cb27340e1b2fc02a27cde9