[INFO] fetching crate noble-balances 2.0.1...
[INFO] testing noble-balances-2.0.1 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] extracting crate noble-balances 2.0.1 into /workspace/builds/worker-93/source
[INFO] validating manifest of crates.io crate noble-balances 2.0.1 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate noble-balances 2.0.1
[INFO] finished tweaking crates.io crate noble-balances 2.0.1
[INFO] tweaked toml for crates.io crate noble-balances 2.0.1 written to /workspace/builds/worker-93/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "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-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ecab15ae29753bf0dc91a2b2d2e42f4fa912c24bd84e7fcfce3bf6545a1027c0
[INFO] running `Command { std: "docker" "start" "-a" "ecab15ae29753bf0dc91a2b2d2e42f4fa912c24bd84e7fcfce3bf6545a1027c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ecab15ae29753bf0dc91a2b2d2e42f4fa912c24bd84e7fcfce3bf6545a1027c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecab15ae29753bf0dc91a2b2d2e42f4fa912c24bd84e7fcfce3bf6545a1027c0", kill_on_drop: false }`
[INFO] [stdout] ecab15ae29753bf0dc91a2b2d2e42f4fa912c24bd84e7fcfce3bf6545a1027c0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-93/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 097602a79908b620c55e18a0598bb2b3d49d63b5d126d7612836f08c3bd396a2
[INFO] running `Command { std: "docker" "start" "-a" "097602a79908b620c55e18a0598bb2b3d49d63b5d126d7612836f08c3bd396a2", 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] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling ref-cast-impl v1.0.6
[INFO] [stderr]    Compiling debug-derive v2.1.2
[INFO] [stderr]    Compiling impl-trait-for-tuples v0.2.1
[INFO] [stderr]    Compiling futures-macro v0.3.18
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling dyn-clonable-impl v0.9.0
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling async-trait v0.1.51
[INFO] [stderr]    Compiling fabric-support-procedural-tools-derive v2.0.1
[INFO] [stderr]    Compiling nalgebra-macros v0.1.0
[INFO] [stderr]    Compiling simba v0.5.1
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling tetsy-fixed-hash v0.7.1
[INFO] [stderr]    Compiling twox-hash v1.6.1
[INFO] [stderr]    Compiling rand_distr v0.4.2
[INFO] [stderr]    Compiling twasmi v0.6.2
[INFO] [stderr]    Compiling panic-handler v2.1.2
[INFO] [stderr] error: could not compile `simba`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   process didn't exit successfully: `rustc --crate-name simba --edition=2018 /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/simba-0.5.1/src/lib.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts --crate-type lib --emit=dep-info,metadata,link -C embed-bitcode=no -C debuginfo=2 --cfg 'feature="std"' -C metadata=b4b4917609c202aa -C extra-filename=-b4b4917609c202aa --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern approx=/opt/rustwide/target/debug/deps/libapprox-0134f894c14b3fc4.rmeta --extern num_complex=/opt/rustwide/target/debug/deps/libnum_complex-499247953fe8f987.rmeta --extern num_traits=/opt/rustwide/target/debug/deps/libnum_traits-a239c6d5d11a3c3f.rmeta --extern paste=/opt/rustwide/target/debug/deps/libpaste-4d6a3c29c1b84e5f.so --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" "097602a79908b620c55e18a0598bb2b3d49d63b5d126d7612836f08c3bd396a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "097602a79908b620c55e18a0598bb2b3d49d63b5d126d7612836f08c3bd396a2", kill_on_drop: false }`
[INFO] [stdout] 097602a79908b620c55e18a0598bb2b3d49d63b5d126d7612836f08c3bd396a2