[INFO] fetching crate rust2048 1.0.0...
[INFO] testing rust2048-1.0.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate rust2048 1.0.0 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate rust2048 1.0.0 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 rust2048 1.0.0
[INFO] finished tweaking crates.io crate rust2048 1.0.0
[INFO] tweaked toml for crates.io crate rust2048 1.0.0 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 5539ef9cab11ce9f1a233c8342939df3e030efdc0669f6d4871a2b424962ac6a
[INFO] running `Command { std: "docker" "start" "-a" "5539ef9cab11ce9f1a233c8342939df3e030efdc0669f6d4871a2b424962ac6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5539ef9cab11ce9f1a233c8342939df3e030efdc0669f6d4871a2b424962ac6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5539ef9cab11ce9f1a233c8342939df3e030efdc0669f6d4871a2b424962ac6a", kill_on_drop: false }`
[INFO] [stdout] 5539ef9cab11ce9f1a233c8342939df3e030efdc0669f6d4871a2b424962ac6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 17f191efbd2c8b61c52fef4af6d2900072f8a4e8dd956751c48ff45a84f6ff2f
[INFO] running `Command { std: "docker" "start" "-a" "17f191efbd2c8b61c52fef4af6d2900072f8a4e8dd956751c48ff45a84f6ff2f", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust2048 v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.92s
[INFO] running `Command { std: "docker" "inspect" "17f191efbd2c8b61c52fef4af6d2900072f8a4e8dd956751c48ff45a84f6ff2f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17f191efbd2c8b61c52fef4af6d2900072f8a4e8dd956751c48ff45a84f6ff2f", kill_on_drop: false }`
[INFO] [stdout] 17f191efbd2c8b61c52fef4af6d2900072f8a4e8dd956751c48ff45a84f6ff2f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stdout] bba1a9f2dac2b84c2e5bbc15abf7ddffc91047362cf476a15602eebed4fe50ce
[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" "bba1a9f2dac2b84c2e5bbc15abf7ddffc91047362cf476a15602eebed4fe50ce", kill_on_drop: false }`
[INFO] [stderr]    Compiling rust2048 v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.83s
[INFO] running `Command { std: "docker" "inspect" "bba1a9f2dac2b84c2e5bbc15abf7ddffc91047362cf476a15602eebed4fe50ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bba1a9f2dac2b84c2e5bbc15abf7ddffc91047362cf476a15602eebed4fe50ce", kill_on_drop: false }`
[INFO] [stdout] bba1a9f2dac2b84c2e5bbc15abf7ddffc91047362cf476a15602eebed4fe50ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] [stdout] 797df546d3f15658d6071a5b887f873043fb4c9613de1c9559072c534cdbdf03
[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" "797df546d3f15658d6071a5b887f873043fb4c9613de1c9559072c534cdbdf03", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust2048-2a6eed301888d070
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test board::check_movable_left ... ok
[INFO] [stdout] test board::check_continuability ... ok
[INFO] [stdout] test board::check_movable_up ... ok
[INFO] [stdout] test board::check_move_down ... ok
[INFO] [stdout] test board::check_move_left ... ok
[INFO] [stdout] test board::check_movable_right ... ok
[INFO] [stdout] test board::check_move_right ... ok
[INFO] [stdout] test board::check_move_up ... ok
[INFO] [stdout] test board::check_no_number_area ... ok
[INFO] [stdout] test board::check_movable_down ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "797df546d3f15658d6071a5b887f873043fb4c9613de1c9559072c534cdbdf03", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "797df546d3f15658d6071a5b887f873043fb4c9613de1c9559072c534cdbdf03", kill_on_drop: false }`
[INFO] [stdout] 797df546d3f15658d6071a5b887f873043fb4c9613de1c9559072c534cdbdf03