[INFO] fetching crate penguin-app 0.2.5...
[INFO] testing penguin-app-0.2.5 against master#159ba8a92c9e2fa4121f106176309521f4af87e9+rustflags=-Copt-level=3 for pr-107051
[INFO] extracting crate penguin-app 0.2.5 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate penguin-app 0.2.5 on toolchain 159ba8a92c9e2fa4121f106176309521f4af87e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate penguin-app 0.2.5
[INFO] finished tweaking crates.io crate penguin-app 0.2.5
[INFO] tweaked toml for crates.io crate penguin-app 0.2.5 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate penguin-app 0.2.5 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bunt v0.2.6
[INFO] [stderr]   Downloaded penguin v0.1.7
[INFO] [stderr]   Downloaded hyper-tungstenite v0.8.1
[INFO] [stderr]   Downloaded tokio-tungstenite v0.17.1
[INFO] [stderr]   Downloaded tungstenite v0.17.2
[INFO] [stderr]   Downloaded bunt-macros v0.2.5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ce18cb90f0c2de990e0d85b003f96e5f025b51f662673221f6c34382ae5a3ee
[INFO] running `Command { std: "docker" "start" "-a" "1ce18cb90f0c2de990e0d85b003f96e5f025b51f662673221f6c34382ae5a3ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ce18cb90f0c2de990e0d85b003f96e5f025b51f662673221f6c34382ae5a3ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ce18cb90f0c2de990e0d85b003f96e5f025b51f662673221f6c34382ae5a3ee", kill_on_drop: false }`
[INFO] [stdout] 1ce18cb90f0c2de990e0d85b003f96e5f025b51f662673221f6c34382ae5a3ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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 -Copt-level=3" "-e" "RUSTDOCFLAGS=--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@sha256:7c93e6f9a94679f34221d1005849d4c83862f85b14a264fa0883942f4d043a66" "/opt/rustwide/cargo-home/bin/cargo" "+159ba8a92c9e2fa4121f106176309521f4af87e9" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 07b94f3611ac1e9de2956d5a2f7224718c201808a1748f1e8356aab737a3d07d
[INFO] running `Command { std: "docker" "start" "-a" "07b94f3611ac1e9de2956d5a2f7224718c201808a1748f1e8356aab737a3d07d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling once_cell v1.12.0
[INFO] [stderr]    Compiling slab v0.4.6
[INFO] [stderr]    Compiling pkg-config v0.3.25
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling itoa v1.0.2
[INFO] [stderr]    Compiling mio v0.8.4
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling httparse v1.7.1
[INFO] [stderr]    Compiling getrandom v0.2.7
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling hashbrown v0.12.1
[INFO] [stderr]    Compiling unicode-bidi v0.3.8
[INFO] [stderr]    Compiling openssl v0.10.40
[INFO] [stderr]    Compiling native-tls v0.2.10
[INFO] [stderr]    Compiling http v0.2.8
[INFO] [stderr]    Compiling tracing-core v0.1.27
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling cpufeatures v0.2.2
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling tower-service v0.3.2
[INFO] [stderr]    Compiling alloc-no-stdlib v2.0.3
[INFO] [stderr]    Compiling net2 v0.2.37
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling tracing v0.1.35
[INFO] [stderr]    Compiling sha-1 v0.10.0
[INFO] [stderr]    Compiling alloc-stdlib v0.2.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling http-body v0.4.5
[INFO] [stderr]    Compiling iovec v0.1.4
[INFO] [stderr]    Compiling regex-syntax v0.6.26
[INFO] [stderr]    Compiling unicode-segmentation v1.9.0
[INFO] [stderr]    Compiling unicode-width v0.1.9
[INFO] [stderr]    Compiling miniz_oxide v0.5.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling brotli-decompressor v2.3.2
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling litrs v0.2.3
[INFO] [stderr]    Compiling inotify-sys v0.1.5
[INFO] [stderr]    Compiling anyhow v1.0.58
[INFO] [stderr]    Compiling penguin v0.1.7
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling mio-extras v2.0.6
[INFO] [stderr]    Compiling inotify v0.7.1
[INFO] [stderr]    Compiling flate2 v1.0.24
[INFO] [stderr]    Compiling filetime v0.2.16
[INFO] [stderr]    Compiling pathdiff v0.2.1
[INFO] [stderr]    Compiling brotli v3.3.4
[INFO] [stderr]    Compiling open v2.1.3
[INFO] [stderr]    Compiling openssl-sys v0.9.74
[INFO] [stderr]    Compiling notify v4.0.17
[INFO] [stderr]    Compiling regex v1.5.6
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling bunt-macros v0.2.5
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling pretty_env_logger v0.4.0
[INFO] [stderr] error: could not compile `brotli`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name brotli /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/brotli-3.3.4/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="alloc-stdlib"' --cfg 'feature="default"' --cfg 'feature="ffi-api"' --cfg 'feature="std"' -C metadata=811e2fa4ab925db2 -C extra-filename=-811e2fa4ab925db2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern alloc_no_stdlib=/opt/rustwide/target/debug/deps/liballoc_no_stdlib-5f8a9560fa1eac50.rmeta --extern alloc_stdlib=/opt/rustwide/target/debug/deps/liballoc_stdlib-cc2dd4866a8f426b.rmeta --extern brotli_decompressor=/opt/rustwide/target/debug/deps/libbrotli_decompressor-32fdc6f77dff6690.rmeta --cap-lints allow --cap-lints=forbid -Copt-level=3` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "07b94f3611ac1e9de2956d5a2f7224718c201808a1748f1e8356aab737a3d07d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07b94f3611ac1e9de2956d5a2f7224718c201808a1748f1e8356aab737a3d07d", kill_on_drop: false }`
[INFO] [stdout] 07b94f3611ac1e9de2956d5a2f7224718c201808a1748f1e8356aab737a3d07d