[INFO] cloning repository https://github.com/the-minimal-blockchain/tmb-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/the-minimal-blockchain/tmb-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthe-minimal-blockchain%2Ftmb-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthe-minimal-blockchain%2Ftmb-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ae1f87e652187d6bfdcfe9ea94a17e025ba889fa
[INFO] testing the-minimal-blockchain/tmb-rust against 1.59.0 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthe-minimal-blockchain%2Ftmb-rust" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/the-minimal-blockchain/tmb-rust on toolchain 1.59.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/the-minimal-blockchain/tmb-rust
[INFO] finished tweaking git repo https://github.com/the-minimal-blockchain/tmb-rust
[INFO] tweaked toml for git repo https://github.com/the-minimal-blockchain/tmb-rust written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/the-minimal-blockchain/tmb-rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.59.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 214fb3712d07404fa493e4154f892aeed9a90ef9ccaf154d82887f992d6a6398
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "214fb3712d07404fa493e4154f892aeed9a90ef9ccaf154d82887f992d6a6398", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "214fb3712d07404fa493e4154f892aeed9a90ef9ccaf154d82887f992d6a6398", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "214fb3712d07404fa493e4154f892aeed9a90ef9ccaf154d82887f992d6a6398", kill_on_drop: false }`
[INFO] [stdout] 214fb3712d07404fa493e4154f892aeed9a90ef9ccaf154d82887f992d6a6398
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 995c89dba6c2e2d5f6a47f31fb7b5da5650b3a762f2d342355069a43a0361541
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "995c89dba6c2e2d5f6a47f31fb7b5da5650b3a762f2d342355069a43a0361541", kill_on_drop: false }`
[INFO] [stderr]    Compiling tmb-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `tcp_server`
[INFO] [stdout]  --> src/main.rs:8:4
[INFO] [stdout]   |
[INFO] [stdout] 8 | fn tcp_server() {
[INFO] [stdout]   |    ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `tcp_client`
[INFO] [stdout]   --> src/main.rs:16:4
[INFO] [stdout]    |
[INFO] [stdout] 16 | fn tcp_client() -> std::io::Result<()> {
[INFO] [stdout]    |    ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "995c89dba6c2e2d5f6a47f31fb7b5da5650b3a762f2d342355069a43a0361541", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "995c89dba6c2e2d5f6a47f31fb7b5da5650b3a762f2d342355069a43a0361541", kill_on_drop: false }`
[INFO] [stdout] 995c89dba6c2e2d5f6a47f31fb7b5da5650b3a762f2d342355069a43a0361541
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] eceabdf3c8338a0cb3b8cc5038a5182db434a7e3ff43ea727a9d293a3da70904
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "eceabdf3c8338a0cb3b8cc5038a5182db434a7e3ff43ea727a9d293a3da70904", kill_on_drop: false }`
[INFO] [stderr]    Compiling tmb-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `Command { std: "docker" "inspect" "eceabdf3c8338a0cb3b8cc5038a5182db434a7e3ff43ea727a9d293a3da70904", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eceabdf3c8338a0cb3b8cc5038a5182db434a7e3ff43ea727a9d293a3da70904", kill_on_drop: false }`
[INFO] [stdout] eceabdf3c8338a0cb3b8cc5038a5182db434a7e3ff43ea727a9d293a3da70904
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+1.59.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] fc526b40ba6232982644fe65aa7e1a40e27eab8e2f63b2d96eb40856cd043bd7
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "fc526b40ba6232982644fe65aa7e1a40e27eab8e2f63b2d96eb40856cd043bd7", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 2 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tmb_rust-25bc851ad27fc9ae)
[INFO] [stdout] test tests::tcp_client_test ... ok
[INFO] [stdout] test tests::tcp_server_test has been running for over 60 seconds
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "fc526b40ba6232982644fe65aa7e1a40e27eab8e2f63b2d96eb40856cd043bd7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc526b40ba6232982644fe65aa7e1a40e27eab8e2f63b2d96eb40856cd043bd7", kill_on_drop: false }`
[INFO] [stdout] fc526b40ba6232982644fe65aa7e1a40e27eab8e2f63b2d96eb40856cd043bd7