[INFO] cloning repository https://github.com/laser/rust-adafruit-bonnet-playground
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/laser/rust-adafruit-bonnet-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flaser%2Frust-adafruit-bonnet-playground", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flaser%2Frust-adafruit-bonnet-playground'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6a3dc92fecbfdf2337acc2a77211d8c0627ab6bf
[INFO] checking laser/rust-adafruit-bonnet-playground against master#0599f3403366d9c57f0625e6de3af214b5042a90 for pr-87710
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flaser%2Frust-adafruit-bonnet-playground" "/workspace/builds/worker-104/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-104/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/laser/rust-adafruit-bonnet-playground on toolchain 0599f3403366d9c57f0625e6de3af214b5042a90
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-104/source/.cargo/config
[INFO] started tweaking git repo https://github.com/laser/rust-adafruit-bonnet-playground
[INFO] finished tweaking git repo https://github.com/laser/rust-adafruit-bonnet-playground
[INFO] tweaked toml for git repo https://github.com/laser/rust-adafruit-bonnet-playground written to /workspace/builds/worker-104/source/Cargo.toml
[INFO] crate git repo https://github.com/laser/rust-adafruit-bonnet-playground already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0599f3403366d9c57f0625e6de3af214b5042a90" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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" "+0599f3403366d9c57f0625e6de3af214b5042a90" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 40ad4749fc0865f889a247c6afa6bbec225354dd6b0f6d472905a899b640ec5a
[INFO] running `Command { std: "docker" "start" "-a" "40ad4749fc0865f889a247c6afa6bbec225354dd6b0f6d472905a899b640ec5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40ad4749fc0865f889a247c6afa6bbec225354dd6b0f6d472905a899b640ec5a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40ad4749fc0865f889a247c6afa6bbec225354dd6b0f6d472905a899b640ec5a", kill_on_drop: false }`
[INFO] [stdout] 40ad4749fc0865f889a247c6afa6bbec225354dd6b0f6d472905a899b640ec5a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-104/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" "+0599f3403366d9c57f0625e6de3af214b5042a90" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6d3545ad8bbd9440ddd11de8ef4e83cf35e96a8f86eaad670e7540c19bad5f56
[INFO] running `Command { std: "docker" "start" "-a" "6d3545ad8bbd9440ddd11de8ef4e83cf35e96a8f86eaad670e7540c19bad5f56", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling cc v1.0.37
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.36
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]     Checking rand_core v0.4.0
[INFO] [stderr]     Checking void v1.0.2
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling semver v0.1.20
[INFO] [stderr]     Checking untrusted v0.6.2
[INFO] [stderr]     Checking spin v0.5.0
[INFO] [stderr]    Compiling libc v0.2.58 (https://github.com/rust-lang/libc#5bbba03e)
[INFO] [stderr]    Compiling ucd-trie v0.1.1
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling maplit v1.0.1
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling nix v0.13.0 (https://github.com/nix-rust/nix/?rev=196b05b5c7b#196b05b5)
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]     Checking rustc-demangle v0.1.15
[INFO] [stderr]     Checking bitflags v0.4.0
[INFO] [stderr]    Compiling regex v1.1.7
[INFO] [stderr]     Checking nb v0.1.2
[INFO] [stderr]    Compiling mio_httpc v0.8.6
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking utf8-ranges v1.0.3
[INFO] [stderr]     Checking bitflags v0.3.3
[INFO] [stderr]    Compiling ssd1306 v0.2.5
[INFO] [stderr]     Checking termcolor v1.0.5
[INFO] [stderr]     Checking data-encoding v2.1.2
[INFO] [stderr]     Checking cast v0.2.2
[INFO] [stderr]     Checking md5 v0.6.1
[INFO] [stderr]    Compiling nom v4.2.3
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling backtrace v0.3.30
[INFO] [stderr]     Checking log v0.4.6
[INFO] [stderr]     Checking unicode-normalization v0.1.8
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]    Compiling httparse v1.3.3
[INFO] [stderr]     Checking thread_local v0.3.6
[INFO] [stderr]     Checking regex-syntax v0.6.7
[INFO] [stderr]     Checking humantime v1.2.0
[INFO] [stderr]     Checking base64 v0.10.1
[INFO] [stderr]     Checking fxhash v0.2.1
[INFO] [stderr]     Checking pest v2.1.1
[INFO] [stderr] error: could not compile `regex-syntax`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name regex_syntax /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/regex-syntax-0.6.7/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 -C metadata=d9afeacc0d1ab6d2 -C extra-filename=-d9afeacc0d1ab6d2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern ucd_util=/opt/rustwide/target/debug/deps/libucd_util-32f182af8d1803e6.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "6d3545ad8bbd9440ddd11de8ef4e83cf35e96a8f86eaad670e7540c19bad5f56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6d3545ad8bbd9440ddd11de8ef4e83cf35e96a8f86eaad670e7540c19bad5f56", kill_on_drop: false }`
[INFO] [stdout] 6d3545ad8bbd9440ddd11de8ef4e83cf35e96a8f86eaad670e7540c19bad5f56