[INFO] fetching crate lookout 0.1.1...
[INFO] testing lookout-0.1.1 against master#0e21a27075a8c508f00d1a4430497f17ce93d5c9 for pr-98839
[INFO] extracting crate lookout 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate lookout 0.1.1 on toolchain 0e21a27075a8c508f00d1a4430497f17ce93d5c9
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0e21a27075a8c508f00d1a4430497f17ce93d5c9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lookout 0.1.1
[INFO] finished tweaking crates.io crate lookout 0.1.1
[INFO] tweaked toml for crates.io crate lookout 0.1.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate lookout 0.1.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+0e21a27075a8c508f00d1a4430497f17ce93d5c9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sha2 v0.9.3
[INFO] [stderr]   Downloaded value-bag v1.0.0-alpha.6
[INFO] [stderr]   Downloaded selectors v0.22.0
[INFO] [stderr]   Downloaded scraper v0.12.0
[INFO] [stderr]   Downloaded cssparser-macros v0.6.0
[INFO] [stderr]   Downloaded dtoa-short v0.3.3
[INFO] [stderr]   Downloaded ctor v0.1.19
[INFO] [stderr]   Downloaded async-io v1.3.1
[INFO] [stderr]   Downloaded async-lock v2.3.0
[INFO] [stderr]   Downloaded async-process v1.0.2
[INFO] [stderr]   Downloaded surf v2.1.0
[INFO] [stderr]   Downloaded twilio v1.0.0
[INFO] [stderr]   Downloaded cssparser v0.27.2
[INFO] [stderr]   Downloaded tendril v0.4.2
[INFO] [stderr]   Downloaded http-client v6.2.0
[INFO] [stderr]   Downloaded ego-tree v0.6.2
[INFO] [stderr]   Downloaded serde_qs v0.7.2
[INFO] [stderr]   Downloaded standback v0.2.15
[INFO] [stderr]   Downloaded headers v0.3.3
[INFO] [stderr]   Downloaded time v0.2.25
[INFO] [stderr]   Downloaded http-types v2.10.0
[INFO] [stderr]   Downloaded tracing-attributes v0.1.12
[INFO] [stderr]   Downloaded signal-hook v0.3.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:5873ed620acfc3295992aedd9294443d62a478a48ba243bc5e6c4f5abaffa05f" "/opt/rustwide/cargo-home/bin/cargo" "+0e21a27075a8c508f00d1a4430497f17ce93d5c9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd541148811fb5d46b8e8d988f5495abad81d3fe48b8131d77fbcfcbad7b496f
[INFO] running `Command { std: "docker" "start" "-a" "dd541148811fb5d46b8e8d988f5495abad81d3fe48b8131d77fbcfcbad7b496f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd541148811fb5d46b8e8d988f5495abad81d3fe48b8131d77fbcfcbad7b496f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd541148811fb5d46b8e8d988f5495abad81d3fe48b8131d77fbcfcbad7b496f", kill_on_drop: false }`
[INFO] [stdout] dd541148811fb5d46b8e8d988f5495abad81d3fe48b8131d77fbcfcbad7b496f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:5873ed620acfc3295992aedd9294443d62a478a48ba243bc5e6c4f5abaffa05f" "/opt/rustwide/cargo-home/bin/cargo" "+0e21a27075a8c508f00d1a4430497f17ce93d5c9" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b85f2decbfba1aeec21dd7d7183f23d7244be5a44e5472dc5aebbecf2e4f6f39
[INFO] running `Command { std: "docker" "start" "-a" "b85f2decbfba1aeec21dd7d7183f23d7244be5a44e5472dc5aebbecf2e4f6f39", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
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[INFO] [stderr]    Compiling rand_core v0.5.1
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[INFO] [stderr]    Compiling sha-1 v0.8.2
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[INFO] [stderr]    Compiling sha2 v0.9.3
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[INFO] [stderr]    Compiling ctr v0.6.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling ghash v0.3.1
[INFO] [stderr]    Compiling rand v0.7.3
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[INFO] [stderr]    Compiling hkdf v0.10.0
[INFO] [stderr]    Compiling aes v0.6.0
[INFO] [stderr]    Compiling aes-gcm v0.8.0
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[INFO] [stderr]    Compiling ctor v0.1.19
[INFO] [stderr]    Compiling tracing-attributes v0.1.12
[INFO] [stderr]    Compiling futures-macro v0.3.12
[INFO] [stderr]    Compiling phf_macros v0.8.0
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling async-attributes v1.1.2
[INFO] [stderr]    Compiling pin-project-internal v1.0.5
[INFO] [stderr]    Compiling cssparser v0.27.2
[INFO] [stderr]    Compiling html5ever v0.25.1
[INFO] [stderr]    Compiling cssparser-macros v0.6.0
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling derive_more v0.99.11
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling futures-util v0.3.12
[INFO] [stderr]    Compiling mio v0.6.23
[INFO] [stderr]    Compiling polling v2.0.2
[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling want v0.3.0
[INFO] [stderr]    Compiling env_logger v0.8.3
[INFO] [stderr]    Compiling async-io v1.3.1
[INFO] [stderr]    Compiling tokio v0.2.25
[INFO] [stderr]    Compiling futures-executor v0.3.12
[INFO] [stderr]    Compiling async-process v1.0.2
[INFO] [stderr]    Compiling futures v0.3.12
[INFO] [stderr]    Compiling phf v0.8.0
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling async-global-executor v2.0.2
[INFO] [stderr]    Compiling tokio-tls v0.3.1
[INFO] [stderr] error: could not compile `tokio`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name tokio --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/tokio-0.2.25/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="blocking"' --cfg 'feature="default"' --cfg 'feature="fnv"' --cfg 'feature="futures-core"' --cfg 'feature="io-driver"' --cfg 'feature="io-util"' --cfg 'feature="iovec"' --cfg 'feature="lazy_static"' --cfg 'feature="memchr"' --cfg 'feature="mio"' --cfg 'feature="rt-core"' --cfg 'feature="slab"' --cfg 'feature="stream"' --cfg 'feature="sync"' --cfg 'feature="tcp"' --cfg 'feature="time"' -C metadata=6878f8be52df4885 -C extra-filename=-6878f8be52df4885 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern bytes=/opt/rustwide/target/debug/deps/libbytes-522c9d77a2dcfe3d.rmeta --extern fnv=/opt/rustwide/target/debug/deps/libfnv-22cd72556da4b99c.rmeta --extern futures_core=/opt/rustwide/target/debug/deps/libfutures_core-8de66b71a42bbb59.rmeta --extern iovec=/opt/rustwide/target/debug/deps/libiovec-d60304f99977b2b3.rmeta --extern lazy_static=/opt/rustwide/target/debug/deps/liblazy_static-b33cd6b8ee13db74.rmeta --extern memchr=/opt/rustwide/target/debug/deps/libmemchr-3db82c5a8ba2376a.rmeta --extern mio=/opt/rustwide/target/debug/deps/libmio-0a23a8bfb02826b5.rmeta --extern pin_project_lite=/opt/rustwide/target/debug/deps/libpin_project_lite-b4414c276c53e36c.rmeta --extern slab=/opt/rustwide/target/debug/deps/libslab-ab98851c871a197f.rmeta --cap-lints allow --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b85f2decbfba1aeec21dd7d7183f23d7244be5a44e5472dc5aebbecf2e4f6f39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b85f2decbfba1aeec21dd7d7183f23d7244be5a44e5472dc5aebbecf2e4f6f39", kill_on_drop: false }`
[INFO] [stdout] b85f2decbfba1aeec21dd7d7183f23d7244be5a44e5472dc5aebbecf2e4f6f39