[INFO] fetching crate linfa 0.1.2...
[INFO] checking linfa-0.1.2 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526
[INFO] extracting crate linfa 0.1.2 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate linfa 0.1.2 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate linfa 0.1.2
[INFO] finished tweaking crates.io crate linfa 0.1.2
[INFO] tweaked toml for crates.io crate linfa 0.1.2 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate linfa 0.1.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded linfa-clustering v0.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 009e01f860171c78afebacc1fb8448dd360a603e9253888f0e8d76494de070a3
[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" "009e01f860171c78afebacc1fb8448dd360a603e9253888f0e8d76494de070a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "009e01f860171c78afebacc1fb8448dd360a603e9253888f0e8d76494de070a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "009e01f860171c78afebacc1fb8448dd360a603e9253888f0e8d76494de070a3", kill_on_drop: false }`
[INFO] [stdout] 009e01f860171c78afebacc1fb8448dd360a603e9253888f0e8d76494de070a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c49c80184f0e55a46e6c920176b17d9b6037c7a5220c694c8a13b7088de4a747
[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" "c49c80184f0e55a46e6c920176b17d9b6037c7a5220c694c8a13b7088de4a747", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.65
[INFO] [stderr]    Compiling getrandom v0.1.13
[INFO] [stderr]    Compiling proc-macro2 v1.0.6
[INFO] [stderr]     Checking scopeguard v1.0.0
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling rayon-core v1.6.0
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling ndarray v0.13.0
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling pest v1.0.6
[INFO] [stderr]    Compiling num-traits v0.2.9
[INFO] [stderr]    Compiling crossbeam-utils v0.7.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.0
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling indexmap v1.3.0
[INFO] [stderr]    Compiling num-bigint v0.2.3
[INFO] [stderr]     Checking itertools v0.8.1
[INFO] [stderr]     Checking matrixmultiply v0.2.3
[INFO] [stderr]     Checking crossbeam-utils v0.6.6
[INFO] [stderr]    Compiling memoffset v0.5.3
[INFO] [stderr]    Compiling pest_derive v1.0.8
[INFO] [stderr]     Checking crossbeam-queue v0.1.2
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking crossbeam-deque v0.7.2
[INFO] [stderr]     Checking num_cpus v1.11.1
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_pcg v0.2.1
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand_isaac v0.2.0
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking noisy_float v0.1.11
[INFO] [stderr]     Checking rand v0.7.2
[INFO] [stderr]     Checking rayon v1.2.0
[INFO] [stderr]     Checking rand_distr v0.2.2
[INFO] [stderr]     Checking py_literal v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.102
[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-clustering v0.1.0
[INFO] [stderr]     Checking linfa v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 12s
[INFO] running `Command { std: "docker" "inspect" "c49c80184f0e55a46e6c920176b17d9b6037c7a5220c694c8a13b7088de4a747", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c49c80184f0e55a46e6c920176b17d9b6037c7a5220c694c8a13b7088de4a747", kill_on_drop: false }`
[INFO] [stdout] c49c80184f0e55a46e6c920176b17d9b6037c7a5220c694c8a13b7088de4a747