[INFO] fetching crate linfa-reduction 0.2.1...
[INFO] checking linfa-reduction-0.2.1 against master#39b841dfe36f90a7cd111e7f0c55f32594f6e578 for pr-77035
[INFO] extracting crate linfa-reduction 0.2.1 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate linfa-reduction 0.2.1 on toolchain 39b841dfe36f90a7cd111e7f0c55f32594f6e578
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate linfa-reduction 0.2.1
[INFO] finished tweaking crates.io crate linfa-reduction 0.2.1
[INFO] tweaked toml for crates.io crate linfa-reduction 0.2.1 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate linfa-reduction 0.2.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "fetch" "--locked" "--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-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1ac5beccf8436633456292e561a7873f4e916fbdf2e727499c6a7815b434cd59
[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" "1ac5beccf8436633456292e561a7873f4e916fbdf2e727499c6a7815b434cd59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1ac5beccf8436633456292e561a7873f4e916fbdf2e727499c6a7815b434cd59", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ac5beccf8436633456292e561a7873f4e916fbdf2e727499c6a7815b434cd59", kill_on_drop: false }`
[INFO] [stdout] 1ac5beccf8436633456292e561a7873f4e916fbdf2e727499c6a7815b434cd59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+39b841dfe36f90a7cd111e7f0c55f32594f6e578" "check" "--frozen" "--all" "--all-targets" "--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] 55ad41643b35de535e4afeef0c0430c30b40a8fc20007bfc379c3b97cd79c6f7
[INFO] running `Command { std: "docker" "start" "-a" "55ad41643b35de535e4afeef0c0430c30b40a8fc20007bfc379c3b97cd79c6f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling ndarray v0.13.1
[INFO] [stderr]     Checking blas-src v0.2.1
[INFO] [stderr]    Compiling syn v1.0.52
[INFO] [stderr]     Checking ahash v0.3.8
[INFO] [stderr]     Checking space v0.10.3
[INFO] [stderr]     Checking rustc-hash v1.1.0
[INFO] [stderr]     Checking smallvec v1.5.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling openblas-src v0.9.0
[INFO] [stderr]     Checking blas-src v0.6.1
[INFO] [stderr]     Checking lapack-src v0.6.0
[INFO] [stderr]     Checking generic-array v0.13.2
[INFO] [stderr]     Checking itertools v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling hashbrown v0.7.2
[INFO] [stderr]    Compiling num-bigint v0.2.6
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking cblas-sys v0.1.4
[INFO] [stderr]     Checking lapacke-sys v0.1.4
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_isaac v0.2.0
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking noisy_float v0.1.13
[INFO] [stderr]     Checking hnsw v0.6.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking lapacke v0.2.0
[INFO] [stderr]     Checking cauchy v0.2.2
[INFO] [stderr]     Checking py_literal v0.2.2
[INFO] [stderr]     Checking sprs v0.9.2
[INFO] [stderr]     Checking linfa v0.2.1
[INFO] [stderr]     Checking ndarray-linalg v0.12.1
[INFO] [stderr]     Checking ndarray-rand v0.11.0
[INFO] [stderr]     Checking ndarray-stats v0.3.0
[INFO] [stderr]     Checking ndarray-npy v0.5.0
[INFO] [stderr]     Checking linfa-kernel v0.2.1
[INFO] [stderr]     Checking linfa-reduction v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.98s
[INFO] running `Command { std: "docker" "inspect" "55ad41643b35de535e4afeef0c0430c30b40a8fc20007bfc379c3b97cd79c6f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "55ad41643b35de535e4afeef0c0430c30b40a8fc20007bfc379c3b97cd79c6f7", kill_on_drop: false }`
[INFO] [stdout] 55ad41643b35de535e4afeef0c0430c30b40a8fc20007bfc379c3b97cd79c6f7