[INFO] cloning repository https://github.com/dinde2004/concurrent-tcp-server-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dinde2004/concurrent-tcp-server-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdinde2004%2Fconcurrent-tcp-server-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdinde2004%2Fconcurrent-tcp-server-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b50ae4d7ba2eb3f22e8470a5417fdaa3f6a3460a
[INFO] checking dinde2004/concurrent-tcp-server-rust against 16d1ffac17ad8b739e32483ac2e65fe7e1804977 for pr-161154-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdinde2004%2Fconcurrent-tcp-server-rust" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/dinde2004/concurrent-tcp-server-rust
[INFO] finished tweaking git repo https://github.com/dinde2004/concurrent-tcp-server-rust
[INFO] tweaked toml for git repo https://github.com/dinde2004/concurrent-tcp-server-rust written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/dinde2004/concurrent-tcp-server-rust on toolchain 16d1ffac17ad8b739e32483ac2e65fe7e1804977
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16d1ffac17ad8b739e32483ac2e65fe7e1804977" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/dinde2004/concurrent-tcp-server-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+16d1ffac17ad8b739e32483ac2e65fe7e1804977" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded windows-targets v0.52.4
[INFO] [stderr]   Downloaded tokio-macros v2.5.0
[INFO] [stderr]   Downloaded wit-bindgen-rt v0.39.0
[INFO] [stderr]   Downloaded rand_xoshiro v0.7.0
[INFO] [stderr]   Downloaded getrandom v0.3.2
[INFO] [stderr]   Downloaded bitflags v2.9.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.79
[INFO] [stderr]   Downloaded smallvec v1.13.1
[INFO] [stderr]   Downloaded r-efi v5.2.0
[INFO] [stderr]   Downloaded socket2 v0.5.6
[INFO] [stderr]   Downloaded miniz_oxide v0.7.2
[INFO] [stderr]   Downloaded zerocopy-derive v0.8.24
[INFO] [stderr]   Downloaded cc v1.0.90
[INFO] [stderr]   Downloaded rand v0.9.0
[INFO] [stderr]   Downloaded memchr v2.7.1
[INFO] [stderr]   Downloaded mio v1.0.3
[INFO] [stderr]   Downloaded wasi v0.14.2+wasi-0.2.4
[INFO] [stderr]   Downloaded syn v2.0.53
[INFO] [stderr]   Downloaded zerocopy v0.8.24
[INFO] [stderr]   Downloaded windows_aarch64_gnullvm v0.52.4
[INFO] [stderr]   Downloaded windows_x86_64_gnullvm v0.52.4
[INFO] [stderr]   Downloaded tokio v1.44.2
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.52.4
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.52.4
[INFO] [stderr]   Downloaded libc v0.2.171
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.52.4
[INFO] [stderr]   Downloaded windows_i686_gnu v0.52.4
[INFO] [stderr]   Downloaded windows_i686_msvc v0.52.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 932721576b6ed7f0361b3e3eb44ac2bbaab0a87e8c531f9f78f2d6a060de078d
[INFO] running `Command { std: "docker" "start" "932721576b6ed7f0361b3e3eb44ac2bbaab0a87e8c531f9f78f2d6a060de078d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "932721576b6ed7f0361b3e3eb44ac2bbaab0a87e8c531f9f78f2d6a060de078d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "932721576b6ed7f0361b3e3eb44ac2bbaab0a87e8c531f9f78f2d6a060de078d" "/opt/rustwide/cargo-home/bin/cargo" "+16d1ffac17ad8b739e32483ac2e65fe7e1804977" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "932721576b6ed7f0361b3e3eb44ac2bbaab0a87e8c531f9f78f2d6a060de078d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "932721576b6ed7f0361b3e3eb44ac2bbaab0a87e8c531f9f78f2d6a060de078d" "/opt/rustwide/cargo-home/bin/cargo" "+16d1ffac17ad8b739e32483ac2e65fe7e1804977" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.171
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling unicode-ident v1.0.12
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]    Compiling zerocopy v0.8.24
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking bytes v1.5.0
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking socket2 v0.5.6
[INFO] [stderr]     Checking mio v1.0.3
[INFO] [stderr]     Checking rand_core v0.9.3
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rand_chacha v0.9.0
[INFO] [stderr]     Checking rand_xoshiro v0.7.0
[INFO] [stderr]    Compiling syn v2.0.53
[INFO] [stderr]     Checking rand v0.9.0
[INFO] [stderr]    Compiling tokio-macros v2.5.0
[INFO] [stderr]     Checking tokio v1.44.2
[INFO] [stderr]     Checking cs3211_assignment_3 v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.23s
[INFO] running `Command { std: "docker" "inspect" "932721576b6ed7f0361b3e3eb44ac2bbaab0a87e8c531f9f78f2d6a060de078d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "932721576b6ed7f0361b3e3eb44ac2bbaab0a87e8c531f9f78f2d6a060de078d", kill_on_drop: false }`
[INFO] [stdout] 932721576b6ed7f0361b3e3eb44ac2bbaab0a87e8c531f9f78f2d6a060de078d