[INFO] cloning repository https://github.com/GallaisPoutine/Tetris-multiplayer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/GallaisPoutine/Tetris-multiplayer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGallaisPoutine%2FTetris-multiplayer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGallaisPoutine%2FTetris-multiplayer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 188ad506f4753864f802f2fe37182de1b8de9da6
[INFO] testing GallaisPoutine/Tetris-multiplayer against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FGallaisPoutine%2FTetris-multiplayer" "/workspace/builds/worker-42/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-42/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/GallaisPoutine/Tetris-multiplayer on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/GallaisPoutine/Tetris-multiplayer
[INFO] finished tweaking git repo https://github.com/GallaisPoutine/Tetris-multiplayer
[INFO] tweaked toml for git repo https://github.com/GallaisPoutine/Tetris-multiplayer written to /workspace/builds/worker-42/source/Cargo.toml
[INFO] crate git repo https://github.com/GallaisPoutine/Tetris-multiplayer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4e6f940f5e5ee24930cba37985076b7d32479165e6788d37b5b95199b5d92cf0
[INFO] running `Command { std: "docker" "start" "-a" "4e6f940f5e5ee24930cba37985076b7d32479165e6788d37b5b95199b5d92cf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4e6f940f5e5ee24930cba37985076b7d32479165e6788d37b5b95199b5d92cf0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e6f940f5e5ee24930cba37985076b7d32479165e6788d37b5b95199b5d92cf0", kill_on_drop: false }`
[INFO] [stdout] 4e6f940f5e5ee24930cba37985076b7d32479165e6788d37b5b95199b5d92cf0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4468aa91b0c38e7d890adb8f5e2898a1c68f1870655f19ed231a70f17df9e47e
[INFO] running `Command { std: "docker" "start" "-a" "4468aa91b0c38e7d890adb8f5e2898a1c68f1870655f19ed231a70f17df9e47e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]    Compiling getrandom v0.1.12
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling numtoa v0.1.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling c2-chacha v0.2.2
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling termion v1.5.3
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.1
[INFO] [stderr]    Compiling rand v0.7.2
[INFO] [stderr]    Compiling chrono v0.4.9
[INFO] [stderr]    Compiling timer v0.2.0
[INFO] [stderr]    Compiling tetris_v2 v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `write`
[INFO] [stdout]   --> src/server.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn write(&mut self, msg: & str) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.63s
[INFO] running `Command { std: "docker" "inspect" "4468aa91b0c38e7d890adb8f5e2898a1c68f1870655f19ed231a70f17df9e47e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4468aa91b0c38e7d890adb8f5e2898a1c68f1870655f19ed231a70f17df9e47e", kill_on_drop: false }`
[INFO] [stdout] 4468aa91b0c38e7d890adb8f5e2898a1c68f1870655f19ed231a70f17df9e47e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 636bb2a0ffa1c982973d0b3106a0ea86d9ef3b9b8c51e691f1f3b9eb84cd9b78
[INFO] running `Command { std: "docker" "start" "-a" "636bb2a0ffa1c982973d0b3106a0ea86d9ef3b9b8c51e691f1f3b9eb84cd9b78", kill_on_drop: false }`
[INFO] [stderr]    Compiling tetris_v2 v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `write`
[INFO] [stdout]   --> src/server.rs:57:12
[INFO] [stdout]    |
[INFO] [stdout] 57 |     pub fn write(&mut self, msg: & str) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "636bb2a0ffa1c982973d0b3106a0ea86d9ef3b9b8c51e691f1f3b9eb84cd9b78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "636bb2a0ffa1c982973d0b3106a0ea86d9ef3b9b8c51e691f1f3b9eb84cd9b78", kill_on_drop: false }`
[INFO] [stdout] 636bb2a0ffa1c982973d0b3106a0ea86d9ef3b9b8c51e691f1f3b9eb84cd9b78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-42/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9d6a31c6a73872d20c04ad922d74225ec3a838384e391c3bb340ce85dbc35260
[INFO] running `Command { std: "docker" "start" "-a" "9d6a31c6a73872d20c04ad922d74225ec3a838384e391c3bb340ce85dbc35260", kill_on_drop: false }`
[INFO] [stderr] warning: associated function is never used: `write`
[INFO] [stderr]   --> src/server.rs:57:12
[INFO] [stderr]    |
[INFO] [stderr] 57 |     pub fn write(&mut self, msg: & str) {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `tetris_v2` (bin "tetris_v2" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/tetris_v2-0ed6daf9406f081b)
[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" "9d6a31c6a73872d20c04ad922d74225ec3a838384e391c3bb340ce85dbc35260", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d6a31c6a73872d20c04ad922d74225ec3a838384e391c3bb340ce85dbc35260", kill_on_drop: false }`
[INFO] [stdout] 9d6a31c6a73872d20c04ad922d74225ec3a838384e391c3bb340ce85dbc35260