[INFO] fetching crate uom 0.31.1...
[INFO] building uom-0.31.1 against master#d5c88c22807925c189328ef9d923c5d2b11a95b8 for pr-87066-3
[INFO] extracting crate uom 0.31.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate uom 0.31.1 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate uom 0.31.1
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate uom 0.31.1
[INFO] tweaked toml for crates.io crate uom 0.31.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate uom 0.31.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 09d8246fc23f40ecbacbf9908a0c5ad7a43bccca9b6ab3b62be75b5b1647b660
[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" "09d8246fc23f40ecbacbf9908a0c5ad7a43bccca9b6ab3b62be75b5b1647b660", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "09d8246fc23f40ecbacbf9908a0c5ad7a43bccca9b6ab3b62be75b5b1647b660", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "09d8246fc23f40ecbacbf9908a0c5ad7a43bccca9b6ab3b62be75b5b1647b660", kill_on_drop: false }`
[INFO] [stdout] 09d8246fc23f40ecbacbf9908a0c5ad7a43bccca9b6ab3b62be75b5b1647b660
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0196d4d22e7f3e895f926644b11b5fd09a4806879b89da8d4538146995c764cc
[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" "0196d4d22e7f3e895f926644b11b5fd09a4806879b89da8d4538146995c764cc", kill_on_drop: false }`
[INFO] [stderr]    Compiling uom v0.31.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.60s
[INFO] running `Command { std: "docker" "inspect" "0196d4d22e7f3e895f926644b11b5fd09a4806879b89da8d4538146995c764cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0196d4d22e7f3e895f926644b11b5fd09a4806879b89da8d4538146995c764cc", kill_on_drop: false }`
[INFO] [stdout] 0196d4d22e7f3e895f926644b11b5fd09a4806879b89da8d4538146995c764cc
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 362778458c06b067429196f5fa90a4312f7b89ab7477290f41598e0f8a11b15f
[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" "362778458c06b067429196f5fa90a4312f7b89ab7477290f41598e0f8a11b15f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling quickcheck v0.9.2
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling uom v0.31.1 (/opt/rustwide/workdir)
[INFO] [stderr] error: could not compile `uom`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name uom --edition=2018 src/lib.rs --error-format=json --json=diagnostic-rendered-ansi --emit=dep-info,link -C embed-bitcode=no -C debuginfo=2 --test --cfg 'feature="autoconvert"' --cfg 'feature="default"' --cfg 'feature="f32"' --cfg 'feature="f64"' --cfg 'feature="si"' --cfg 'feature="std"' -C metadata=dd294c5522fdb2ca -C extra-filename=-dd294c5522fdb2ca --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern approx=/opt/rustwide/target/debug/deps/libapprox-2dd55d472d7dc5c6.rlib --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-bb02d2929454d8d9.rlib --extern quickcheck=/opt/rustwide/target/debug/deps/libquickcheck-8fb8b50006c0a8a2.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-d33200243fad9950.rlib --extern static_assertions=/opt/rustwide/target/debug/deps/libstatic_assertions-c94e2eb84119cf0b.rlib --extern typenum=/opt/rustwide/target/debug/deps/libtypenum-34adec47d7e393f4.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "362778458c06b067429196f5fa90a4312f7b89ab7477290f41598e0f8a11b15f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "362778458c06b067429196f5fa90a4312f7b89ab7477290f41598e0f8a11b15f", kill_on_drop: false }`
[INFO] [stdout] 362778458c06b067429196f5fa90a4312f7b89ab7477290f41598e0f8a11b15f