[INFO] cloning repository https://github.com/cultofmetatron/mirrormaze_rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/cultofmetatron/mirrormaze_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcultofmetatron%2Fmirrormaze_rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcultofmetatron%2Fmirrormaze_rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6c4e94472dac994ebc0f06fdfa99cbdf39be1bfd
[INFO] testing cultofmetatron/mirrormaze_rust against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcultofmetatron%2Fmirrormaze_rust" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/cultofmetatron/mirrormaze_rust on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/cultofmetatron/mirrormaze_rust
[INFO] finished tweaking git repo https://github.com/cultofmetatron/mirrormaze_rust
[INFO] tweaked toml for git repo https://github.com/cultofmetatron/mirrormaze_rust written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/cultofmetatron/mirrormaze_rust already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e02e04b9ac25ad5419a107b7db59396d10eef45608bdc3e7fea99f31b43525f8
[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" "e02e04b9ac25ad5419a107b7db59396d10eef45608bdc3e7fea99f31b43525f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e02e04b9ac25ad5419a107b7db59396d10eef45608bdc3e7fea99f31b43525f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e02e04b9ac25ad5419a107b7db59396d10eef45608bdc3e7fea99f31b43525f8", kill_on_drop: false }`
[INFO] [stdout] e02e04b9ac25ad5419a107b7db59396d10eef45608bdc3e7fea99f31b43525f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 982a75c4c314668bf3848b64dd433e689c5425ae211c6554175627c052da2cab
[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" "982a75c4c314668bf3848b64dd433e689c5425ae211c6554175627c052da2cab", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling bit-vec v0.4.4
[INFO] [stderr]    Compiling bloom v0.2.0
[INFO] [stderr]    Compiling mirrormaze v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `coordinates`
[INFO] [stdout]    --> src/main.rs:205:18
[INFO] [stdout]     |
[INFO] [stdout] 205 |             Some(coordinates) => true,
[INFO] [stdout]     |                  ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_coordinates`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` 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 3.20s
[INFO] running `Command { std: "docker" "inspect" "982a75c4c314668bf3848b64dd433e689c5425ae211c6554175627c052da2cab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "982a75c4c314668bf3848b64dd433e689c5425ae211c6554175627c052da2cab", kill_on_drop: false }`
[INFO] [stdout] 982a75c4c314668bf3848b64dd433e689c5425ae211c6554175627c052da2cab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c86898b96bbb52c5ebb7330a76bfd6ea8db72b26d48ee56b4af3e192e91d2f94
[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" "c86898b96bbb52c5ebb7330a76bfd6ea8db72b26d48ee56b4af3e192e91d2f94", kill_on_drop: false }`
[INFO] [stderr]    Compiling mirrormaze v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `coordinates`
[INFO] [stdout]    --> src/main.rs:205:18
[INFO] [stdout]     |
[INFO] [stdout] 205 |             Some(coordinates) => true,
[INFO] [stdout]     |                  ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_coordinates`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` 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 0.78s
[INFO] running `Command { std: "docker" "inspect" "c86898b96bbb52c5ebb7330a76bfd6ea8db72b26d48ee56b4af3e192e91d2f94", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c86898b96bbb52c5ebb7330a76bfd6ea8db72b26d48ee56b4af3e192e91d2f94", kill_on_drop: false }`
[INFO] [stdout] c86898b96bbb52c5ebb7330a76bfd6ea8db72b26d48ee56b4af3e192e91d2f94
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e2e4ef1f8670fa412e9b4461a2286f2c9240b5b7ab0be35770be85e6330cbf00
[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" "e2e4ef1f8670fa412e9b4461a2286f2c9240b5b7ab0be35770be85e6330cbf00", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `coordinates`
[INFO] [stderr]    --> src/main.rs:205:18
[INFO] [stderr]     |
[INFO] [stderr] 205 |             Some(coordinates) => true,
[INFO] [stderr]     |                  ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_coordinates`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `mirrormaze` (bin "mirrormaze" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/mirrormaze-ab310993571c2c78)
[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" "e2e4ef1f8670fa412e9b4461a2286f2c9240b5b7ab0be35770be85e6330cbf00", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2e4ef1f8670fa412e9b4461a2286f2c9240b5b7ab0be35770be85e6330cbf00", kill_on_drop: false }`
[INFO] [stdout] e2e4ef1f8670fa412e9b4461a2286f2c9240b5b7ab0be35770be85e6330cbf00