[INFO] fetching crate uom 0.31.1...
[INFO] testing uom-0.31.1 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate uom 0.31.1 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate uom 0.31.1 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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-10/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-rational v0.3.2
[INFO] [stderr]   Downloaded approx v0.3.2
[INFO] [stderr]   Downloaded num-bigint v0.3.1
[INFO] [stderr]   Downloaded libc v0.2.85
[INFO] [stderr]   Downloaded regex v1.4.3
[INFO] [stderr]   Downloaded serde v1.0.123
[INFO] [stderr]   Downloaded quickcheck v0.9.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 71e4f411ef761f2d41acdf4c2f2269f0c63b08ab0e687736f7dd95d62d58e6bc
[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" "71e4f411ef761f2d41acdf4c2f2269f0c63b08ab0e687736f7dd95d62d58e6bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "71e4f411ef761f2d41acdf4c2f2269f0c63b08ab0e687736f7dd95d62d58e6bc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71e4f411ef761f2d41acdf4c2f2269f0c63b08ab0e687736f7dd95d62d58e6bc", kill_on_drop: false }`
[INFO] [stdout] 71e4f411ef761f2d41acdf4c2f2269f0c63b08ab0e687736f7dd95d62d58e6bc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7d618a74ece665cd64166b69bd01aae937cb6f010297a999ab76f84be4cf3857
[INFO] running `Command { std: "docker" "start" "-a" "7d618a74ece665cd64166b69bd01aae937cb6f010297a999ab76f84be4cf3857", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling uom v0.31.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.35s
[INFO] running `Command { std: "docker" "inspect" "7d618a74ece665cd64166b69bd01aae937cb6f010297a999ab76f84be4cf3857", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d618a74ece665cd64166b69bd01aae937cb6f010297a999ab76f84be4cf3857", kill_on_drop: false }`
[INFO] [stdout] 7d618a74ece665cd64166b69bd01aae937cb6f010297a999ab76f84be4cf3857
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3ac800a0bcb4d67db5d17288d642cca7806929412f994dce8b4b4bbc14854cf4
[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" "3ac800a0bcb4d67db5d17288d642cca7806929412f994dce8b4b4bbc14854cf4", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling once_cell v1.5.2
[INFO] [stderr]    Compiling regex-syntax v0.6.22
[INFO] [stderr]    Compiling serde v1.0.123
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling approx v0.3.2
[INFO] [stderr]    Compiling thread_local v1.1.3
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling regex v1.4.3
[INFO] [stderr]    Compiling env_logger v0.7.1
[INFO] [stderr]    Compiling quickcheck v0.9.2
[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=09b611980a1c6be2 -C extra-filename=-09b611980a1c6be2 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern approx=/opt/rustwide/target/debug/deps/libapprox-17e1b8f81a19a319.rlib --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-459c53b68db37723.rlib --extern quickcheck=/opt/rustwide/target/debug/deps/libquickcheck-c8bc5f007ecc1c2c.rlib --extern serde_json=/opt/rustwide/target/debug/deps/libserde_json-c77f2d0b0bb237b3.rlib --extern static_assertions=/opt/rustwide/target/debug/deps/libstatic_assertions-c94e2eb84119cf0b.rlib --extern typenum=/opt/rustwide/target/debug/deps/libtypenum-2a6e240f514da056.rlib --cap-lints=forbid` (signal: 9, SIGKILL: kill)
[INFO] running `Command { std: "docker" "inspect" "3ac800a0bcb4d67db5d17288d642cca7806929412f994dce8b4b4bbc14854cf4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ac800a0bcb4d67db5d17288d642cca7806929412f994dce8b4b4bbc14854cf4", kill_on_drop: false }`
[INFO] [stdout] 3ac800a0bcb4d67db5d17288d642cca7806929412f994dce8b4b4bbc14854cf4