[INFO] cloning repository https://github.com/chrde/mazes
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chrde/mazes" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchrde%2Fmazes", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchrde%2Fmazes'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0ee57dede0c6e902483cba11161c34a67b2d23a6
[INFO] testing chrde/mazes against try#eafdee2dfae8c2233b74f98b123308be7ccefcc6 for pr-79296
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchrde%2Fmazes" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chrde/mazes on toolchain eafdee2dfae8c2233b74f98b123308be7ccefcc6
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/chrde/mazes
[INFO] finished tweaking git repo https://github.com/chrde/mazes
[INFO] tweaked toml for git repo https://github.com/chrde/mazes written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/chrde/mazes already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded enum_derive v0.1.7
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9828a080d6825e1d81f3ea2af00b2dc74a69e46dd62a0e7f9afdcba5b6ec0032
[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" "9828a080d6825e1d81f3ea2af00b2dc74a69e46dd62a0e7f9afdcba5b6ec0032", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9828a080d6825e1d81f3ea2af00b2dc74a69e46dd62a0e7f9afdcba5b6ec0032", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9828a080d6825e1d81f3ea2af00b2dc74a69e46dd62a0e7f9afdcba5b6ec0032", kill_on_drop: false }`
[INFO] [stdout] 9828a080d6825e1d81f3ea2af00b2dc74a69e46dd62a0e7f9afdcba5b6ec0032
[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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 79879111915b50e2025c6e51cc7e6921aeff80736eed1b676e22b4b284457c37
[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" "79879111915b50e2025c6e51cc7e6921aeff80736eed1b676e22b4b284457c37", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.2.1
[INFO] [stderr]    Compiling libc v0.2.43
[INFO] [stderr]    Compiling enum_derive v0.1.7
[INFO] [stderr]    Compiling custom_derive v0.1.7
[INFO] [stderr]    Compiling rand v0.5.5
[INFO] [stderr]    Compiling mazes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.90s
[INFO] running `Command { std: "docker" "inspect" "79879111915b50e2025c6e51cc7e6921aeff80736eed1b676e22b4b284457c37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "79879111915b50e2025c6e51cc7e6921aeff80736eed1b676e22b4b284457c37", kill_on_drop: false }`
[INFO] [stdout] 79879111915b50e2025c6e51cc7e6921aeff80736eed1b676e22b4b284457c37
[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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "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] c052f76bc6e8b830d540001aa2f8cc7091d1d9ba5d496b583302a21ad02ee06e
[INFO] running `Command { std: "docker" "start" "-a" "c052f76bc6e8b830d540001aa2f8cc7091d1d9ba5d496b583302a21ad02ee06e", kill_on_drop: false }`
[INFO] [stderr]    Compiling mazes v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "c052f76bc6e8b830d540001aa2f8cc7091d1d9ba5d496b583302a21ad02ee06e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c052f76bc6e8b830d540001aa2f8cc7091d1d9ba5d496b583302a21ad02ee06e", kill_on_drop: false }`
[INFO] [stdout] c052f76bc6e8b830d540001aa2f8cc7091d1d9ba5d496b583302a21ad02ee06e
[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=forbid" "-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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+eafdee2dfae8c2233b74f98b123308be7ccefcc6" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 24edad7e4663d37a59c6e82a489198bd828900c4cb3736791b12dfdb6d8b3b2e
[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" "24edad7e4663d37a59c6e82a489198bd828900c4cb3736791b12dfdb6d8b3b2e", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 5 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/mazes-f451230366a1ad77
[INFO] [stdout] test grid::tests::cells_have_right_size ... ok
[INFO] [stdout] test grid::tests::side_cells_dont_have_some_neighbors ... ok
[INFO] [stdout] test grid::tests::corner_cells_dont_have_some_neighbors ... ok
[INFO] [stdout] test grid::tests::cells_have_right_id ... ok
[INFO] [stdout] test grid::tests::cells_are_valid ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "24edad7e4663d37a59c6e82a489198bd828900c4cb3736791b12dfdb6d8b3b2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24edad7e4663d37a59c6e82a489198bd828900c4cb3736791b12dfdb6d8b3b2e", kill_on_drop: false }`
[INFO] [stdout] 24edad7e4663d37a59c6e82a489198bd828900c4cb3736791b12dfdb6d8b3b2e