[INFO] cloning repository https://github.com/skaggmannen/rusty-mines
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/skaggmannen/rusty-mines" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskaggmannen%2Frusty-mines", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskaggmannen%2Frusty-mines'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 66993e34d606c81e61209bd4352ecb03c74bd6b0
[INFO] checking skaggmannen/rusty-mines against try#39e1293fce4b650061e85dda88aa428f726a8444 for pr-88041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fskaggmannen%2Frusty-mines" "/workspace/builds/worker-14/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-14/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/skaggmannen/rusty-mines on toolchain 39e1293fce4b650061e85dda88aa428f726a8444
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/skaggmannen/rusty-mines
[INFO] finished tweaking git repo https://github.com/skaggmannen/rusty-mines
[INFO] tweaked toml for git repo https://github.com/skaggmannen/rusty-mines written to /workspace/builds/worker-14/source/Cargo.toml
[INFO] crate git repo https://github.com/skaggmannen/rusty-mines already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "fetch" "--manifest-path" "Cargo.toml", 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]  Downloading crates ...
[INFO] [stderr]   Downloaded js-sys v0.3.25
[INFO] [stderr]   Downloaded getrandom v0.1.7
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.48
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.48
[INFO] [stderr]   Downloaded bumpalo v2.5.0
[INFO] [stderr]   Downloaded syn v0.15.42
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.48
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.3.25
[INFO] [stderr]   Downloaded wasm-bindgen-test-macro v0.2.48
[INFO] [stderr]   Downloaded wee_alloc v0.4.4
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.48
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.48
[INFO] [stderr]   Downloaded wasm-bindgen-test v0.2.48
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 474dc6c281cd8a4b346536750810ce3e37fb864facc1c704a6b5e5cb025ac5a2
[INFO] running `Command { std: "docker" "start" "-a" "474dc6c281cd8a4b346536750810ce3e37fb864facc1c704a6b5e5cb025ac5a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "474dc6c281cd8a4b346536750810ce3e37fb864facc1c704a6b5e5cb025ac5a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "474dc6c281cd8a4b346536750810ce3e37fb864facc1c704a6b5e5cb025ac5a2", kill_on_drop: false }`
[INFO] [stdout] 474dc6c281cd8a4b346536750810ce3e37fb864facc1c704a6b5e5cb025ac5a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+39e1293fce4b650061e85dda88aa428f726a8444" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a95359dcd9e85d89818c5b0fe11e25391be9bd72a03ca93d40cee9d5c169dd92
[INFO] running `Command { std: "docker" "start" "-a" "a95359dcd9e85d89818c5b0fe11e25391be9bd72a03ca93d40cee9d5c169dd92", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.48
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling bumpalo v2.5.0
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.48
[INFO] [stderr]    Compiling libc v0.2.60
[INFO] [stderr]     Checking ppv-lite86 v0.2.5
[INFO] [stderr]     Checking futures v0.1.28
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking getrandom v0.1.7
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]    Compiling wasm-bindgen-test-macro v0.2.48
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.48
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.48
[INFO] [stderr]    Compiling wasm-bindgen-macro v0.2.48
[INFO] [stderr]     Checking js-sys v0.3.25
[INFO] [stderr]     Checking console_error_panic_hook v0.1.6
[INFO] [stderr]     Checking wasm-bindgen-futures v0.3.25
[INFO] [stderr]     Checking rusty-mines v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking wasm-bindgen-test v0.2.48
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.07s
[INFO] running `Command { std: "docker" "inspect" "a95359dcd9e85d89818c5b0fe11e25391be9bd72a03ca93d40cee9d5c169dd92", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a95359dcd9e85d89818c5b0fe11e25391be9bd72a03ca93d40cee9d5c169dd92", kill_on_drop: false }`
[INFO] [stdout] a95359dcd9e85d89818c5b0fe11e25391be9bd72a03ca93d40cee9d5c169dd92