[INFO] cloning repository https://github.com/gfiorav/rust_2048
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/gfiorav/rust_2048" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgfiorav%2Frust_2048", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgfiorav%2Frust_2048'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fc840a204a3236a6dc2d8d0f37df446fb932de39
[INFO] testing gfiorav/rust_2048 against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fgfiorav%2Frust_2048" "/workspace/builds/worker-2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/gfiorav/rust_2048 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/gfiorav/rust_2048
[INFO] finished tweaking git repo https://github.com/gfiorav/rust_2048
[INFO] tweaked toml for git repo https://github.com/gfiorav/rust_2048 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/gfiorav/rust_2048 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ctrlc v3.1.8
[INFO] [stderr]   Downloaded ncurses v5.101.0
[INFO] [stderr]   Downloaded tui v0.14.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 63d6dd6960a0e97b1372a3414e71f47356632e519a8450996f51856ea25ed50d
[INFO] running `Command { std: "docker" "start" "-a" "63d6dd6960a0e97b1372a3414e71f47356632e519a8450996f51856ea25ed50d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "63d6dd6960a0e97b1372a3414e71f47356632e519a8450996f51856ea25ed50d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "63d6dd6960a0e97b1372a3414e71f47356632e519a8450996f51856ea25ed50d", kill_on_drop: false }`
[INFO] [stdout] 63d6dd6960a0e97b1372a3414e71f47356632e519a8450996f51856ea25ed50d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b017a4f4bc1f273e0c76d9e7777558bbd505bedb7b43e8242453fb4d82c9ebdb
[INFO] running `Command { std: "docker" "start" "-a" "b017a4f4bc1f273e0c76d9e7777558bbd505bedb7b43e8242453fb4d82c9ebdb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling ncurses v5.101.0
[INFO] [stderr]    Compiling nix v0.20.0
[INFO] [stderr]    Compiling termion v1.5.6
[INFO] [stderr]    Compiling tui v0.14.0
[INFO] [stderr]    Compiling ctrlc v3.1.8
[INFO] [stderr]    Compiling rust_2048 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.95s
[INFO] running `Command { std: "docker" "inspect" "b017a4f4bc1f273e0c76d9e7777558bbd505bedb7b43e8242453fb4d82c9ebdb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b017a4f4bc1f273e0c76d9e7777558bbd505bedb7b43e8242453fb4d82c9ebdb", kill_on_drop: false }`
[INFO] [stdout] b017a4f4bc1f273e0c76d9e7777558bbd505bedb7b43e8242453fb4d82c9ebdb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 1ecec52dd9dd6d190c7951409e8586fe97864d6f9fe3cbe50f3933c93b683360
[INFO] running `Command { std: "docker" "start" "-a" "1ecec52dd9dd6d190c7951409e8586fe97864d6f9fe3cbe50f3933c93b683360", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust_2048 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "1ecec52dd9dd6d190c7951409e8586fe97864d6f9fe3cbe50f3933c93b683360", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ecec52dd9dd6d190c7951409e8586fe97864d6f9fe3cbe50f3933c93b683360", kill_on_drop: false }`
[INFO] [stdout] 1ecec52dd9dd6d190c7951409e8586fe97864d6f9fe3cbe50f3933c93b683360
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 915ecf85e1465dbed02085fb283c3f8319492670336542420f8f815173a46fa6
[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" "915ecf85e1465dbed02085fb283c3f8319492670336542420f8f815173a46fa6", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rust_2048-e606058a12ff4a36)
[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" "915ecf85e1465dbed02085fb283c3f8319492670336542420f8f815173a46fa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "915ecf85e1465dbed02085fb283c3f8319492670336542420f8f815173a46fa6", kill_on_drop: false }`
[INFO] [stdout] 915ecf85e1465dbed02085fb283c3f8319492670336542420f8f815173a46fa6