[INFO] fetching crate gpio-cdev 0.4.0...
[INFO] testing gpio-cdev-0.4.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate gpio-cdev 0.4.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate gpio-cdev 0.4.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gpio-cdev 0.4.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate gpio-cdev 0.4.0
[INFO] tweaked toml for crates.io crate gpio-cdev 0.4.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate gpio-cdev 0.4.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 78efce1fc4a5c2cf16e36c3db26cc56d258b2ac11bcfd4142de5ee34d8d4856a
[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" "78efce1fc4a5c2cf16e36c3db26cc56d258b2ac11bcfd4142de5ee34d8d4856a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78efce1fc4a5c2cf16e36c3db26cc56d258b2ac11bcfd4142de5ee34d8d4856a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78efce1fc4a5c2cf16e36c3db26cc56d258b2ac11bcfd4142de5ee34d8d4856a", kill_on_drop: false }`
[INFO] [stdout] 78efce1fc4a5c2cf16e36c3db26cc56d258b2ac11bcfd4142de5ee34d8d4856a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 14e13d62b45c5995e16e2c9720274b539f0a716eef53d7941c50ffb628cd0b60
[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" "14e13d62b45c5995e16e2c9720274b539f0a716eef53d7941c50ffb628cd0b60", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling gpio-cdev v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.24s
[INFO] running `Command { std: "docker" "inspect" "14e13d62b45c5995e16e2c9720274b539f0a716eef53d7941c50ffb628cd0b60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "14e13d62b45c5995e16e2c9720274b539f0a716eef53d7941c50ffb628cd0b60", kill_on_drop: false }`
[INFO] [stdout] 14e13d62b45c5995e16e2c9720274b539f0a716eef53d7941c50ffb628cd0b60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=warn" "-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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 762f5453ffbb0cb3cab362667d34620dc720f61119562d376ddf466dcd163b0d
[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" "762f5453ffbb0cb3cab362667d34620dc720f61119562d376ddf466dcd163b0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling miniz_oxide v0.4.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling clap v2.33.1
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling rayon-core v1.7.1
[INFO] [stderr]    Compiling backtrace v0.3.50
[INFO] [stderr]    Compiling rayon v0.9.0
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling failure_derive v0.1.8
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]    Compiling failure v0.1.8
[INFO] [stderr]    Compiling quicli v0.2.0
[INFO] [stderr]    Compiling gpio-cdev v0.4.0 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `gpio-cdev`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name monitor --edition=2018 examples/monitor.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type bin --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="default"' -C metadata=63d5f1ae980be5b1 -C extra-filename=-63d5f1ae980be5b1 --out-dir /opt/rustwide/target/debug/examples -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-dd02f1ca35e059b6.rlib --extern bitflags=/opt/rustwide/target/debug/deps/libbitflags-de31228f2c0549ed.rlib --extern gpio_cdev=/opt/rustwide/target/debug/deps/libgpio_cdev-a785521e188fb45a.rlib --extern libc=/opt/rustwide/target/debug/deps/liblibc-2187a807071c655d.rlib --extern nix=/opt/rustwide/target/debug/deps/libnix-bfd864804804c776.rlib --extern quicli=/opt/rustwide/target/debug/deps/libquicli-6b32a34a2ab8cfde.rlib --cap-lints=warn` (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" "762f5453ffbb0cb3cab362667d34620dc720f61119562d376ddf466dcd163b0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "762f5453ffbb0cb3cab362667d34620dc720f61119562d376ddf466dcd163b0d", kill_on_drop: false }`
[INFO] [stdout] 762f5453ffbb0cb3cab362667d34620dc720f61119562d376ddf466dcd163b0d