[INFO] cloning repository https://github.com/haze/dorothy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/haze/dorothy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhaze%2Fdorothy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhaze%2Fdorothy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b34f9e2f8ee6ad6027effdb111c3782dcd12bb53
[INFO] checking haze/dorothy against master#db1fb85cff63ad5fffe435e17128f99f9e1d970c for pr-89056
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhaze%2Fdorothy" "/workspace/builds/worker-39/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-39/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/haze/dorothy on toolchain db1fb85cff63ad5fffe435e17128f99f9e1d970c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/haze/dorothy
[INFO] finished tweaking git repo https://github.com/haze/dorothy
[INFO] tweaked toml for git repo https://github.com/haze/dorothy written to /workspace/builds/worker-39/source/Cargo.toml
[INFO] crate git repo https://github.com/haze/dorothy already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "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-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16e63b12075d5904f29c16173ef6eaadc909a0bfe2da0e51d33df5e97c8f8008
[INFO] running `Command { std: "docker" "start" "-a" "16e63b12075d5904f29c16173ef6eaadc909a0bfe2da0e51d33df5e97c8f8008", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16e63b12075d5904f29c16173ef6eaadc909a0bfe2da0e51d33df5e97c8f8008", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16e63b12075d5904f29c16173ef6eaadc909a0bfe2da0e51d33df5e97c8f8008", kill_on_drop: false }`
[INFO] [stdout] 16e63b12075d5904f29c16173ef6eaadc909a0bfe2da0e51d33df5e97c8f8008
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-39/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+db1fb85cff63ad5fffe435e17128f99f9e1d970c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3d7209a0d2cefa5ab893d8e7f51d419fbd9b1516e01748765f6af7493feb06c8
[INFO] running `Command { std: "docker" "start" "-a" "3d7209a0d2cefa5ab893d8e7f51d419fbd9b1516e01748765f6af7493feb06c8", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.73
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling syn v1.0.35
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling cc v1.0.58
[INFO] [stderr]     Checking futures-core v0.3.5
[INFO] [stderr]     Checking once_cell v1.4.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.16
[INFO] [stderr]    Compiling pin-project-internal v0.4.22
[INFO] [stderr]     Checking futures-sink v0.3.5
[INFO] [stderr]     Checking futures-io v0.3.5
[INFO] [stderr]    Compiling serde_derive v1.0.114
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]    Compiling pkg-config v0.3.18
[INFO] [stderr]    Compiling serde v1.0.114
[INFO] [stderr]     Checking pin-project-lite v0.1.7
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.65
[INFO] [stderr]    Compiling serde_json v1.0.56
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling bumpalo v3.4.0
[INFO] [stderr]     Checking tinyvec v0.3.3
[INFO] [stderr]     Checking subtle v2.2.3
[INFO] [stderr]    Compiling wasm-bindgen v0.2.65
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking adler v0.2.3
[INFO] [stderr]     Checking event-listener v2.2.1
[INFO] [stderr]     Checking parking v1.0.6
[INFO] [stderr]     Checking arc-swap v0.4.7
[INFO] [stderr]     Checking fastrand v1.3.3
[INFO] [stderr]     Checking waker-fn v1.0.0
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]     Checking gimli v0.22.0
[INFO] [stderr]     Checking send_wrapper v0.4.0
[INFO] [stderr]     Checking scoped-tls v1.0.0
[INFO] [stderr]     Checking dtoa v0.4.6
[INFO] [stderr]     Checking async-task v3.0.0
[INFO] [stderr]     Checking object v0.20.0
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]     Checking data-encoding v2.2.1
[INFO] [stderr]    Compiling native-tls v0.2.4
[INFO] [stderr]     Checking infer v0.1.7
[INFO] [stderr]    Compiling curl v0.4.31
[INFO] [stderr]    Compiling encoding_rs v0.8.23
[INFO] [stderr]     Checking try-lock v0.2.3
[INFO] [stderr]    Compiling isahc v0.9.6
[INFO] [stderr]     Checking tower-service v0.3.0
[INFO] [stderr]     Checking utf-8 v0.7.5
[INFO] [stderr]    Compiling serenity v0.9.0-rc.1 (https://github.com/acdenisSK/serenity?branch=current#66e05ea5)
[INFO] [stderr]     Checking ipnet v2.3.0
[INFO] [stderr]     Checking typemap_rev v0.1.3
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling generic-array v0.14.3
[INFO] [stderr]    Compiling standback v0.2.9
[INFO] [stderr]     Checking tracing-core v0.1.11
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]    Compiling time v0.2.16
[INFO] [stderr]    Compiling error-chain v0.12.2
[INFO] [stderr]    Compiling cookie v0.14.2
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]     Checking concurrent-queue v1.1.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking foreign-types v0.3.2
[INFO] [stderr]     Checking input_buffer v0.3.1
[INFO] [stderr]     Checking ryu v1.0.5
[INFO] [stderr] error: could not compile `proc-macro-hack`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name proc_macro_hack --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/proc-macro-hack-0.5.16/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --crate-type proc-macro --emit=dep-info,link -C prefer-dynamic -C embed-bitcode=no -C debuginfo=2 -C metadata=fa7961371516a4a0 -C extra-filename=-fa7961371516a4a0 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern proc_macro --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" "3d7209a0d2cefa5ab893d8e7f51d419fbd9b1516e01748765f6af7493feb06c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3d7209a0d2cefa5ab893d8e7f51d419fbd9b1516e01748765f6af7493feb06c8", kill_on_drop: false }`
[INFO] [stdout] 3d7209a0d2cefa5ab893d8e7f51d419fbd9b1516e01748765f6af7493feb06c8