[INFO] cloning repository https://github.com/phip1611/max-7219-led-matrix-util
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/phip1611/max-7219-led-matrix-util" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphip1611%2Fmax-7219-led-matrix-util", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphip1611%2Fmax-7219-led-matrix-util'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0b792f865b08cee625c7e9ba3cb5c61553722388
[INFO] checking phip1611/max-7219-led-matrix-util/0b792f865b08cee625c7e9ba3cb5c61553722388 against master#bb779a91568ac1ee0b8a9dcb6b69219ef30b18a3 for pr-149328
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fphip1611%2Fmax-7219-led-matrix-util" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/phip1611/max-7219-led-matrix-util
[INFO] finished tweaking git repo https://github.com/phip1611/max-7219-led-matrix-util
[INFO] tweaked toml for git repo https://github.com/phip1611/max-7219-led-matrix-util written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/phip1611/max-7219-led-matrix-util on toolchain bb779a91568ac1ee0b8a9dcb6b69219ef30b18a3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bb779a91568ac1ee0b8a9dcb6b69219ef30b18a3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bb779a91568ac1ee0b8a9dcb6b69219ef30b18a3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 15 packages to latest compatible versions
[INFO] [stderr]       Adding embedded-hal v0.2.7 (available: v1.0.0)
[INFO] [stderr]       Adding gpio-cdev v0.5.1 (available: v0.6.0)
[INFO] [stderr]       Adding max7219 v0.3.1 (available: v0.5.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bb779a91568ac1ee0b8a9dcb6b69219ef30b18a3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gpio-cdev v0.5.1
[INFO] [stderr]   Downloaded max7219 v0.3.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+bb779a91568ac1ee0b8a9dcb6b69219ef30b18a3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2af2214c3d7234961af35bb984f16c7158cee47a564e119035e612279b685349
[INFO] running `Command { std: "docker" "start" "-a" "2af2214c3d7234961af35bb984f16c7158cee47a564e119035e612279b685349", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2af2214c3d7234961af35bb984f16c7158cee47a564e119035e612279b685349", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2af2214c3d7234961af35bb984f16c7158cee47a564e119035e612279b685349", kill_on_drop: false }`
[INFO] [stdout] 2af2214c3d7234961af35bb984f16c7158cee47a564e119035e612279b685349
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+bb779a91568ac1ee0b8a9dcb6b69219ef30b18a3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 802185e82f78e5d78ff1695c474396287ecf0173ea7810a6d58079f143f2cf81
[INFO] running `Command { std: "docker" "start" "-a" "802185e82f78e5d78ff1695c474396287ecf0173ea7810a6d58079f143f2cf81", kill_on_drop: false }`
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]     Checking nb v1.1.0
[INFO] [stderr]     Checking nb v0.1.3
[INFO] [stderr]     Checking embedded-hal v0.2.7
[INFO] [stderr]     Checking max7219 v0.3.1
[INFO] [stderr]     Checking nix v0.23.2
[INFO] [stderr]     Checking gpio-cdev v0.5.1
[INFO] [stderr]     Checking max-7219-led-matrix-util v0.2.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.03s
[INFO] running `Command { std: "docker" "inspect" "802185e82f78e5d78ff1695c474396287ecf0173ea7810a6d58079f143f2cf81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "802185e82f78e5d78ff1695c474396287ecf0173ea7810a6d58079f143f2cf81", kill_on_drop: false }`
[INFO] [stdout] 802185e82f78e5d78ff1695c474396287ecf0173ea7810a6d58079f143f2cf81