[INFO] fetching crate rudoku-game 0.1.0...
[INFO] testing rudoku-game-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate rudoku-game 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate rudoku-game 0.1.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rudoku-game 0.1.0
[INFO] finished tweaking crates.io crate rudoku-game 0.1.0
[INFO] tweaked toml for crates.io crate rudoku-game 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate rudoku-game 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded signal-hook v0.1.16
[INFO] [stderr]   Downloaded crossterm_winapi v0.6.1
[INFO] [stderr]   Downloaded smallvec v1.4.2
[INFO] [stderr]   Downloaded either v1.6.0
[INFO] [stderr]   Downloaded box_drawing v0.1.2
[INFO] [stderr]   Downloaded mio v0.7.0
[INFO] [stderr]   Downloaded ntapi v0.3.4
[INFO] [stderr]   Downloaded libc v0.2.76
[INFO] [stderr]   Downloaded parking_lot_core v0.7.2
[INFO] [stderr]   Downloaded crossterm v0.17.7
[INFO] [stderr]   Downloaded parking_lot v0.10.2
[INFO] [stderr]   Downloaded rudoku-core v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 91c926359155b48d8e999a117e4a2ae8de00c1987afb2d572ed985ad36c66f74
[INFO] running `Command { std: "docker" "start" "-a" "91c926359155b48d8e999a117e4a2ae8de00c1987afb2d572ed985ad36c66f74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91c926359155b48d8e999a117e4a2ae8de00c1987afb2d572ed985ad36c66f74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91c926359155b48d8e999a117e4a2ae8de00c1987afb2d572ed985ad36c66f74", kill_on_drop: false }`
[INFO] [stdout] 91c926359155b48d8e999a117e4a2ae8de00c1987afb2d572ed985ad36c66f74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 134e88785e4ac4fc41078559ec9001b3c6ad66d444cc2e017e6f0699ffc423c1
[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" "134e88785e4ac4fc41078559ec9001b3c6ad66d444cc2e017e6f0699ffc423c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling arc-swap v0.4.7
[INFO] [stderr]    Compiling either v1.6.0
[INFO] [stderr]    Compiling box_drawing v0.1.2
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling signal-hook-registry v1.2.1
[INFO] [stderr]    Compiling parking_lot_core v0.7.2
[INFO] [stderr]    Compiling mio v0.7.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling parking_lot v0.10.2
[INFO] [stderr]    Compiling signal-hook v0.1.16
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling crossterm v0.17.7
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling rudoku-core v0.1.0
[INFO] [stderr]    Compiling rudoku-game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.28s
[INFO] running `Command { std: "docker" "inspect" "134e88785e4ac4fc41078559ec9001b3c6ad66d444cc2e017e6f0699ffc423c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "134e88785e4ac4fc41078559ec9001b3c6ad66d444cc2e017e6f0699ffc423c1", kill_on_drop: false }`
[INFO] [stdout] 134e88785e4ac4fc41078559ec9001b3c6ad66d444cc2e017e6f0699ffc423c1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "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] 276ff603af855d1eebf80e96a11fb5d312458844663541e90e31582f1b245052
[INFO] running `Command { std: "docker" "start" "-a" "276ff603af855d1eebf80e96a11fb5d312458844663541e90e31582f1b245052", kill_on_drop: false }`
[INFO] [stderr]    Compiling rudoku-game v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.25s
[INFO] running `Command { std: "docker" "inspect" "276ff603af855d1eebf80e96a11fb5d312458844663541e90e31582f1b245052", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "276ff603af855d1eebf80e96a11fb5d312458844663541e90e31582f1b245052", kill_on_drop: false }`
[INFO] [stdout] 276ff603af855d1eebf80e96a11fb5d312458844663541e90e31582f1b245052
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", 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] a08e4f1f630724ba6578976af4717f5313383d0c85015d745c0a14fa6958dfa5
[INFO] running `Command { std: "docker" "start" "-a" "a08e4f1f630724ba6578976af4717f5313383d0c85015d745c0a14fa6958dfa5", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rudoku_game-37973cce9bae0212
[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" "a08e4f1f630724ba6578976af4717f5313383d0c85015d745c0a14fa6958dfa5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a08e4f1f630724ba6578976af4717f5313383d0c85015d745c0a14fa6958dfa5", kill_on_drop: false }`
[INFO] [stdout] a08e4f1f630724ba6578976af4717f5313383d0c85015d745c0a14fa6958dfa5