[INFO] fetching crate polymers 0.0.0...
[INFO] checking polymers-0.0.0 against try#4d7187a26f9eb7e5000e28e28662298d34d2508f for pr-102474
[INFO] extracting crate polymers 0.0.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate polymers 0.0.0 on toolchain 4d7187a26f9eb7e5000e28e28662298d34d2508f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d7187a26f9eb7e5000e28e28662298d34d2508f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate polymers 0.0.0
[INFO] finished tweaking crates.io crate polymers 0.0.0
[INFO] tweaked toml for crates.io crate polymers 0.0.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate polymers 0.0.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4d7187a26f9eb7e5000e28e28662298d34d2508f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+4d7187a26f9eb7e5000e28e28662298d34d2508f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f777801ee4003eac1730375b4022ef9c2674205d4d7b85b03c1529e32ea0812c
[INFO] running `Command { std: "docker" "start" "-a" "f777801ee4003eac1730375b4022ef9c2674205d4d7b85b03c1529e32ea0812c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f777801ee4003eac1730375b4022ef9c2674205d4d7b85b03c1529e32ea0812c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f777801ee4003eac1730375b4022ef9c2674205d4d7b85b03c1529e32ea0812c", kill_on_drop: false }`
[INFO] [stdout] f777801ee4003eac1730375b4022ef9c2674205d4d7b85b03c1529e32ea0812c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "RUSTDOCFLAGS=--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@sha256:3d1cd00eb6e6ea2a7969240779edeaeff35b24be85036c63b883ba933028a15f" "/opt/rustwide/cargo-home/bin/cargo" "+4d7187a26f9eb7e5000e28e28662298d34d2508f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a64e62c0ab545ab583aa9f5ed892a2b99ade1de502cbd627906d354d5acd3cbd
[INFO] running `Command { std: "docker" "start" "-a" "a64e62c0ab545ab583aa9f5ed892a2b99ade1de502cbd627906d354d5acd3cbd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling libm v0.2.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.16
[INFO] [stderr]    Compiling serde v1.0.143
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling dirs-sys v0.3.7
[INFO] [stderr]     Checking getrandom v0.2.7
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking lapack-sys v0.12.1
[INFO] [stderr]    Compiling dirs v3.0.2
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]     Checking cblas-sys v0.1.4
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.32
[INFO] [stderr]     Checking num-complex v0.4.2
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]    Compiling thiserror v1.0.32
[INFO] [stderr]    Compiling openblas-build v0.1.1
[INFO] [stderr]     Checking cauchy v0.4.0
[INFO] [stderr]     Checking lapack v0.18.0
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]    Compiling openblas-src v0.10.4
[INFO] [stderr]     Checking lax v0.2.0
[INFO] [stderr]     Checking blas-src v0.8.0
[INFO] [stderr]     Checking ndarray-rand v0.14.0
[INFO] [stderr]     Checking ndarray-linalg v0.14.1
[INFO] [stderr]     Checking polymers v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 21.22s
[INFO] running `Command { std: "docker" "inspect" "a64e62c0ab545ab583aa9f5ed892a2b99ade1de502cbd627906d354d5acd3cbd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a64e62c0ab545ab583aa9f5ed892a2b99ade1de502cbd627906d354d5acd3cbd", kill_on_drop: false }`
[INFO] [stdout] a64e62c0ab545ab583aa9f5ed892a2b99ade1de502cbd627906d354d5acd3cbd