[INFO] cloning repository https://github.com/liiil825/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/liiil825/rust-tcp-server" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliiil825%2Frust-tcp-server", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fliiil825%2Frust-tcp-server'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5fb60534d11002721d23d8639d82b74cfd05da3a
[INFO] testing liiil825/rust-tcp-server 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%2Fliiil825%2Frust-tcp-server" "/workspace/builds/worker-52/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-52/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/liiil825/rust-tcp-server 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/liiil825/rust-tcp-server
[INFO] finished tweaking git repo https://github.com/liiil825/rust-tcp-server
[INFO] tweaked toml for git repo https://github.com/liiil825/rust-tcp-server written to /workspace/builds/worker-52/source/Cargo.toml
[INFO] crate git repo https://github.com/liiil825/rust-tcp-server 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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] 7e5f50fcb28c8cac66e1f1384960fd2ca5be0b1097d3eb8b39f4d22674eb9029
[INFO] running `Command { std: "docker" "start" "-a" "7e5f50fcb28c8cac66e1f1384960fd2ca5be0b1097d3eb8b39f4d22674eb9029", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7e5f50fcb28c8cac66e1f1384960fd2ca5be0b1097d3eb8b39f4d22674eb9029", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7e5f50fcb28c8cac66e1f1384960fd2ca5be0b1097d3eb8b39f4d22674eb9029", kill_on_drop: false }`
[INFO] [stdout] 7e5f50fcb28c8cac66e1f1384960fd2ca5be0b1097d3eb8b39f4d22674eb9029
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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] 35eb45817dc27f1dd63b54a3c679304cc803ef4c2f1f951572a3216714750085
[INFO] running `Command { std: "docker" "start" "-a" "35eb45817dc27f1dd63b54a3c679304cc803ef4c2f1f951572a3216714750085", kill_on_drop: false }`
[INFO] [stderr]    Compiling web-server-demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.80s
[INFO] running `Command { std: "docker" "inspect" "35eb45817dc27f1dd63b54a3c679304cc803ef4c2f1f951572a3216714750085", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35eb45817dc27f1dd63b54a3c679304cc803ef4c2f1f951572a3216714750085", kill_on_drop: false }`
[INFO] [stdout] 35eb45817dc27f1dd63b54a3c679304cc803ef4c2f1f951572a3216714750085
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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] f1c70d6a0bea40bc1c337b0fee4cdc4834915f367b554d302277a13b4fc2af0c
[INFO] running `Command { std: "docker" "start" "-a" "f1c70d6a0bea40bc1c337b0fee4cdc4834915f367b554d302277a13b4fc2af0c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling web-server-demo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/web_server_demo-7ad5762a592dc847)
[INFO] running `Command { std: "docker" "inspect" "f1c70d6a0bea40bc1c337b0fee4cdc4834915f367b554d302277a13b4fc2af0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f1c70d6a0bea40bc1c337b0fee4cdc4834915f367b554d302277a13b4fc2af0c", kill_on_drop: false }`
[INFO] [stdout] f1c70d6a0bea40bc1c337b0fee4cdc4834915f367b554d302277a13b4fc2af0c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-52/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] daf17b1b3f03a7e6808935e97b025877096ca725a4a88dea44ab90c3fd50a39f
[INFO] running `Command { std: "docker" "start" "-a" "daf17b1b3f03a7e6808935e97b025877096ca725a4a88dea44ab90c3fd50a39f", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/web_server_demo-7ad5762a592dc847)
[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" "daf17b1b3f03a7e6808935e97b025877096ca725a4a88dea44ab90c3fd50a39f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daf17b1b3f03a7e6808935e97b025877096ca725a4a88dea44ab90c3fd50a39f", kill_on_drop: false }`
[INFO] [stdout] daf17b1b3f03a7e6808935e97b025877096ca725a4a88dea44ab90c3fd50a39f