[INFO] cloning repository https://github.com/ddemarco5/sniffer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ddemarco5/sniffer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddemarco5%2Fsniffer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddemarco5%2Fsniffer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 72f6661b45f9a781d23badf4a519c901388b44da
[INFO] checking ddemarco5/sniffer against master#936f2600b6c903b04387f74ed5cbce88bb06d243 for pr-91141
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fddemarco5%2Fsniffer" "/workspace/builds/worker-101/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-101/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ddemarco5/sniffer on toolchain 936f2600b6c903b04387f74ed5cbce88bb06d243
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ddemarco5/sniffer
[INFO] finished tweaking git repo https://github.com/ddemarco5/sniffer
[INFO] tweaked toml for git repo https://github.com/ddemarco5/sniffer written to /workspace/builds/worker-101/source/Cargo.toml
[INFO] crate git repo https://github.com/ddemarco5/sniffer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "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-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 12c72e338bb618dad246460ae13fac1286bd36f64d824a8fa743c5d7ff640d3e
[INFO] running `Command { std: "docker" "start" "-a" "12c72e338bb618dad246460ae13fac1286bd36f64d824a8fa743c5d7ff640d3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "12c72e338bb618dad246460ae13fac1286bd36f64d824a8fa743c5d7ff640d3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "12c72e338bb618dad246460ae13fac1286bd36f64d824a8fa743c5d7ff640d3e", kill_on_drop: false }`
[INFO] [stdout] 12c72e338bb618dad246460ae13fac1286bd36f64d824a8fa743c5d7ff640d3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-101/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+936f2600b6c903b04387f74ed5cbce88bb06d243" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 220a0361f49c27511f660fb4fa9618e261ce188171a4917fcd60cd8c58cae747
[INFO] running `Command { std: "docker" "start" "-a" "220a0361f49c27511f660fb4fa9618e261ce188171a4917fcd60cd8c58cae747", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.26
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling cc v1.0.67
[INFO] [stderr]     Checking once_cell v1.7.2
[INFO] [stderr]     Checking pin-project-lite v0.2.6
[INFO] [stderr]    Compiling futures-core v0.3.15
[INFO] [stderr]     Checking bytes v1.0.1
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]     Checking futures-sink v0.3.15
[INFO] [stderr]    Compiling futures-task v0.3.15
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking futures-io v0.3.15
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling openssl v0.10.34
[INFO] [stderr]    Compiling native-tls v0.2.7
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]     Checking alloc-no-stdlib v2.0.3
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]     Checking bytes v0.5.6
[INFO] [stderr]     Checking tower-service v0.3.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking cpufeatures v0.1.3
[INFO] [stderr]     Checking httpdate v1.0.0
[INFO] [stderr]     Checking utf-8 v0.7.6
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling serenity v0.10.6
[INFO] [stderr]     Checking nodrop v0.1.14
[INFO] [stderr]     Checking pnet_base v0.28.0
[INFO] [stderr]     Checking dtoa v0.4.8
[INFO] [stderr]     Checking zeroize v1.3.0
[INFO] [stderr]     Checking quick-error v1.2.3
[INFO] [stderr]     Checking arc-swap v0.4.8
[INFO] [stderr]    Compiling songbird v0.2.0
[INFO] [stderr]     Checking pin-project-lite v0.1.12
[INFO] [stderr]     Checking typemap_rev v0.1.5
[INFO] [stderr]     Checking log-mdc v0.1.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling beef v0.5.1
[INFO] [stderr]     Checking spin_sleep v1.0.0
[INFO] [stderr]     Checking instant v0.1.9
[INFO] [stderr]     Checking unsafe-any v0.4.2
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking unicode-normalization v0.1.17
[INFO] [stderr]     Checking encoding_rs v0.8.28
[INFO] [stderr]     Checking spinning_top v0.2.4
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]    Compiling mime_guess v2.0.3
[INFO] [stderr]     Checking cipher v0.3.0
[INFO] [stderr]     Checking tracing-core v0.1.18
[INFO] [stderr] error: could not compile `cc`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name cc --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/cc-1.0.67/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 -C metadata=179828e65b0b359f -C extra-filename=-179828e65b0b359f --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --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" "220a0361f49c27511f660fb4fa9618e261ce188171a4917fcd60cd8c58cae747", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "220a0361f49c27511f660fb4fa9618e261ce188171a4917fcd60cd8c58cae747", kill_on_drop: false }`
[INFO] [stdout] 220a0361f49c27511f660fb4fa9618e261ce188171a4917fcd60cd8c58cae747