[INFO] cloning repository https://github.com/adamhartleb/rust_snake
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/adamhartleb/rust_snake" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadamhartleb%2Frust_snake", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadamhartleb%2Frust_snake'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6b56e1fe36675531169cdcd652ebd074140e1ad1
[INFO] testing adamhartleb/rust_snake against beta-2021-01-01 for beta-1.50-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fadamhartleb%2Frust_snake" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/adamhartleb/rust_snake 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 git repo https://github.com/adamhartleb/rust_snake
[INFO] finished tweaking git repo https://github.com/adamhartleb/rust_snake
[INFO] tweaked toml for git repo https://github.com/adamhartleb/rust_snake written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/adamhartleb/rust_snake 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]     Blocking waiting for file lock on package cache
[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] [stdout] 68647bdd1cf0e1ff80e2d31a810e8d36929aa7a41686032bc5820797ccc74009
[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" "68647bdd1cf0e1ff80e2d31a810e8d36929aa7a41686032bc5820797ccc74009", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "68647bdd1cf0e1ff80e2d31a810e8d36929aa7a41686032bc5820797ccc74009", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "68647bdd1cf0e1ff80e2d31a810e8d36929aa7a41686032bc5820797ccc74009", kill_on_drop: false }`
[INFO] [stdout] 68647bdd1cf0e1ff80e2d31a810e8d36929aa7a41686032bc5820797ccc74009
[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] [stdout] 732f816887847064d216752da77977833aee620741e192175d7313282795368b
[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" "732f816887847064d216752da77977833aee620741e192175d7313282795368b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.9
[INFO] [stderr]    Compiling serde v1.0.105
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling gl_generator v0.14.0
[INFO] [stderr]    Compiling deflate v0.8.3
[INFO] [stderr]    Compiling glutin_glx_sys v0.1.6
[INFO] [stderr]    Compiling andrew v0.2.1
[INFO] [stderr]    Compiling png v0.16.1
[INFO] [stderr]    Compiling gfx_gl v0.6.1
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling image v0.23.2
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling wayland-commons v0.21.13
[INFO] [stderr]    Compiling wayland-client v0.21.13
[INFO] [stderr]    Compiling piston-gfx_texture v0.41.0
[INFO] [stderr]    Compiling serde_derive v1.0.105
[INFO] [stderr]    Compiling wayland-protocols v0.21.13
[INFO] [stderr]    Compiling piston2d-gfx_graphics v0.68.0
[INFO] [stderr]    Compiling gfx_device_gl v0.16.2
[INFO] [stderr]    Compiling smithay-client-toolkit v0.4.6
[INFO] [stderr]    Compiling winit v0.19.5
[INFO] [stderr]    Compiling pistoncore-input v0.28.0
[INFO] [stderr]    Compiling glutin v0.21.2
[INFO] [stderr]    Compiling pistoncore-window v0.44.0
[INFO] [stderr]    Compiling pistoncore-event_loop v0.49.0
[INFO] [stderr]    Compiling pistoncore-glutin_window v0.63.0
[INFO] [stderr]    Compiling piston v0.49.0
[INFO] [stderr]    Compiling piston_window v0.107.0
[INFO] [stderr]    Compiling snake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `rand`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rand;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 1m 57s
[INFO] running `Command { std: "docker" "inspect" "732f816887847064d216752da77977833aee620741e192175d7313282795368b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "732f816887847064d216752da77977833aee620741e192175d7313282795368b", kill_on_drop: false }`
[INFO] [stdout] 732f816887847064d216752da77977833aee620741e192175d7313282795368b
[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] ab2903619f35e054dd29c4f1e50b6c1975abe0507359265a3856a5ae66367c1f
[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" "ab2903619f35e054dd29c4f1e50b6c1975abe0507359265a3856a5ae66367c1f", kill_on_drop: false }`
[INFO] [stderr]    Compiling snake v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `rand`
[INFO] [stdout]  --> src/main.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use rand;
[INFO] [stdout]   |     ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` 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 1.22s
[INFO] running `Command { std: "docker" "inspect" "ab2903619f35e054dd29c4f1e50b6c1975abe0507359265a3856a5ae66367c1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ab2903619f35e054dd29c4f1e50b6c1975abe0507359265a3856a5ae66367c1f", kill_on_drop: false }`
[INFO] [stdout] ab2903619f35e054dd29c4f1e50b6c1975abe0507359265a3856a5ae66367c1f
[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] 20c4bd8ae2d7575f641d419cfb85cbef27d45053a4eae8deb3cdb55e11321fa1
[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" "20c4bd8ae2d7575f641d419cfb85cbef27d45053a4eae8deb3cdb55e11321fa1", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `rand`
[INFO] [stderr]  --> src/main.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use rand;
[INFO] [stderr]   |     ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.17s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/snake-e5c09e4fa3040af6
[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" "20c4bd8ae2d7575f641d419cfb85cbef27d45053a4eae8deb3cdb55e11321fa1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "20c4bd8ae2d7575f641d419cfb85cbef27d45053a4eae8deb3cdb55e11321fa1", kill_on_drop: false }`
[INFO] [stdout] 20c4bd8ae2d7575f641d419cfb85cbef27d45053a4eae8deb3cdb55e11321fa1