[INFO] cloning repository https://github.com/casey/boilerplate
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/casey/boilerplate" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcasey%2Fboilerplate", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcasey%2Fboilerplate'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7ac3f4415ebd47d80e9b838dc7caf21998db94cc
[INFO] checking casey/boilerplate against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcasey%2Fboilerplate" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/casey/boilerplate on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/casey/boilerplate
[INFO] finished tweaking git repo https://github.com/casey/boilerplate
[INFO] tweaked toml for git repo https://github.com/casey/boilerplate written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/casey/boilerplate already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b34cc8b015f6c63e66c0b8ec1429fd0b8c60431c2f7fc9e97ca621b7fd0bf22d
[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" "b34cc8b015f6c63e66c0b8ec1429fd0b8c60431c2f7fc9e97ca621b7fd0bf22d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b34cc8b015f6c63e66c0b8ec1429fd0b8c60431c2f7fc9e97ca621b7fd0bf22d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b34cc8b015f6c63e66c0b8ec1429fd0b8c60431c2f7fc9e97ca621b7fd0bf22d", kill_on_drop: false }`
[INFO] [stdout] b34cc8b015f6c63e66c0b8ec1429fd0b8c60431c2f7fc9e97ca621b7fd0bf22d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "rustops/crates-build-env@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 81e855e845a1869034108698185c0eb448d65f356ff54f8ae456b63b12fe4407
[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" "81e855e845a1869034108698185c0eb448d65f356ff54f8ae456b63b12fe4407", kill_on_drop: false }`
[INFO] [stderr]    Compiling gcc v0.3.43
[INFO] [stderr]     Checking unicode-segmentation v1.1.0
[INFO] [stderr]     Checking term_size v0.2.2
[INFO] [stderr]     Checking tempdir v0.3.5
[INFO] [stderr]     Checking brev v0.1.7
[INFO] [stderr]     Checking clap v2.20.3
[INFO] [stdout] error: missing fragment specifier
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/clap-2.20.3/src/macros.rs:628:41
[INFO] [stdout]     |
[INFO] [stdout] 628 |     (@arg ($arg:expr) $modes:tt !$ident $($tail:tt)*) => {
[INFO] [stdout]     |                                         ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling backtrace-sys v0.1.8
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `clap`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "81e855e845a1869034108698185c0eb448d65f356ff54f8ae456b63b12fe4407", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81e855e845a1869034108698185c0eb448d65f356ff54f8ae456b63b12fe4407", kill_on_drop: false }`
[INFO] [stdout] 81e855e845a1869034108698185c0eb448d65f356ff54f8ae456b63b12fe4407