[INFO] fetching crate gp 0.0.1...
[INFO] checking gp-0.0.1 against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] extracting crate gp 0.0.1 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate gp 0.0.1 on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate gp 0.0.1
[INFO] finished tweaking crates.io crate gp 0.0.1
[INFO] tweaked toml for crates.io crate gp 0.0.1 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate crates.io crate gp 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.5
[INFO] [stderr]   Downloaded num-traits v0.2.8
[INFO] [stderr]   Downloaded libm v0.1.4
[INFO] [stderr]   Downloaded alga v0.9.1
[INFO] [stderr]   Downloaded num-complex v0.2.3
[INFO] [stderr]   Downloaded typenum v1.10.0
[INFO] [stderr]   Downloaded autocfg v0.1.5
[INFO] [stderr]   Downloaded getrandom v0.1.10
[INFO] [stderr]   Downloaded rand_core v0.5.0
[INFO] [stderr]   Downloaded trackable v0.2.23
[INFO] [stderr]   Downloaded c2-chacha v0.2.2
[INFO] [stderr]   Downloaded trackable_derive v0.1.2
[INFO] [stderr]   Downloaded wasi v0.5.0
[INFO] [stderr]   Downloaded rand v0.7.0
[INFO] [stderr]   Downloaded matrixmultiply v0.2.2
[INFO] [stderr]   Downloaded rand_distr v0.2.1
[INFO] [stderr]   Downloaded nalgebra v0.18.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b475492951fa1c6bd9f55f89dc78afb5287fc129a4509b16c49363986d6760e3
[INFO] running `Command { std: "docker" "start" "-a" "b475492951fa1c6bd9f55f89dc78afb5287fc129a4509b16c49363986d6760e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b475492951fa1c6bd9f55f89dc78afb5287fc129a4509b16c49363986d6760e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b475492951fa1c6bd9f55f89dc78afb5287fc129a4509b16c49363986d6760e3", kill_on_drop: false }`
[INFO] [stdout] b475492951fa1c6bd9f55f89dc78afb5287fc129a4509b16c49363986d6760e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73cc9a726da37a4e035738c355fdd1e84b14521756e9925032ce9a971e21e8b8
[INFO] running `Command { std: "docker" "start" "-a" "73cc9a726da37a4e035738c355fdd1e84b14521756e9925032ce9a971e21e8b8", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling getrandom v0.1.10
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]     Checking rawpointer v0.1.0
[INFO] [stderr]    Compiling unicode-segmentation v1.3.0
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking matrixmultiply v0.2.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling num-complex v0.2.3
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking approx v0.3.2
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking alga v0.9.1
[INFO] [stderr]     Checking rand_distr v0.2.1
[INFO] [stderr]     Checking nalgebra v0.18.0
[INFO] [stderr]    Compiling trackable_derive v0.1.2
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]     Checking trackable v0.2.23
[INFO] [stderr]     Checking structopt v0.2.18
[INFO] [stderr]     Checking gp v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.20s
[INFO] running `Command { std: "docker" "inspect" "73cc9a726da37a4e035738c355fdd1e84b14521756e9925032ce9a971e21e8b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73cc9a726da37a4e035738c355fdd1e84b14521756e9925032ce9a971e21e8b8", kill_on_drop: false }`
[INFO] [stdout] 73cc9a726da37a4e035738c355fdd1e84b14521756e9925032ce9a971e21e8b8