[INFO] fetching crate modcholesky 0.1.3...
[INFO] checking modcholesky-0.1.3 against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050
[INFO] extracting crate modcholesky 0.1.3 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate modcholesky 0.1.3 on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate modcholesky 0.1.3
[INFO] finished tweaking crates.io crate modcholesky 0.1.3
[INFO] tweaked toml for crates.io crate modcholesky 0.1.3 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rawpointer v0.2.1
[INFO] [stderr]   Downloaded num-complex v0.3.1
[INFO] [stderr]   Downloaded filetime v0.2.14
[INFO] [stderr]   Downloaded zstd-safe v2.0.6+zstd.1.4.7
[INFO] [stderr]   Downloaded tar v0.4.35
[INFO] [stderr]   Downloaded openblas-build v0.1.1
[INFO] [stderr]   Downloaded intel-mkl-tool v0.2.0+mkl2020.1
[INFO] [stderr]   Downloaded rand_xorshift v0.3.0
[INFO] [stderr]   Downloaded matrixmultiply v0.2.4
[INFO] [stderr]   Downloaded zstd v0.5.4+zstd.1.4.7
[INFO] [stderr]   Downloaded num-bigint v0.3.2
[INFO] [stderr]   Downloaded intel-mkl-src v0.6.0+mkl2020.1
[INFO] [stderr]   Downloaded lapack-sys v0.12.1
[INFO] [stderr]   Downloaded blas-src v0.6.1
[INFO] [stderr]   Downloaded zstd-sys v1.4.18+zstd.1.4.7
[INFO] [stderr]   Downloaded lapack v0.17.0
[INFO] [stderr]   Downloaded lax v0.1.0
[INFO] [stderr]   Downloaded ndarray-rand v0.13.0
[INFO] [stderr]   Downloaded num-rational v0.3.2
[INFO] [stderr]   Downloaded cblas-sys v0.1.4
[INFO] [stderr]   Downloaded cauchy v0.3.0
[INFO] [stderr]   Downloaded openblas-src v0.10.4
[INFO] [stderr]   Downloaded ndarray-linalg v0.13.1
[INFO] [stderr]   Downloaded netlib-src v0.8.0
[INFO] [stderr]   Downloaded rand_distr v0.4.1
[INFO] [stderr]   Downloaded num v0.3.1
[INFO] [stderr]   Downloaded ndarray v0.14.0
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8c3ef7099957007f908f809f5f9c0409ce7c100ba216b7ecb14dded9fc9f0d0d
[INFO] running `Command { std: "docker" "start" "-a" "8c3ef7099957007f908f809f5f9c0409ce7c100ba216b7ecb14dded9fc9f0d0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8c3ef7099957007f908f809f5f9c0409ce7c100ba216b7ecb14dded9fc9f0d0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8c3ef7099957007f908f809f5f9c0409ce7c100ba216b7ecb14dded9fc9f0d0d", kill_on_drop: false }`
[INFO] [stdout] 8c3ef7099957007f908f809f5f9c0409ce7c100ba216b7ecb14dded9fc9f0d0d
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 93faa11d5dd89ffd7ab5e358724bd5916e6c464d4414735b96c16aa516db56f5
[INFO] running `Command { std: "docker" "start" "-a" "93faa11d5dd89ffd7ab5e358724bd5916e6c464d4414735b96c16aa516db56f5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling walkdir v2.3.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.2
[INFO] [stderr]    Compiling num-rational v0.3.2
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling dirs-sys v0.3.6
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking cblas-sys v0.1.4
[INFO] [stderr]     Checking lapack-sys v0.12.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling dirs v3.0.2
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand_xorshift v0.3.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking approx v0.4.0
[INFO] [stderr]     Checking rand_distr v0.4.1
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking lapack v0.17.0
[INFO] [stderr]     Checking ndarray v0.14.0
[INFO] [stderr]     Checking cauchy v0.3.0
[INFO] [stderr]     Checking num v0.3.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]     Checking ndarray-rand v0.13.0
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling openblas-build v0.1.1
[INFO] [stderr]     Checking lax v0.1.0
[INFO] [stderr]    Compiling openblas-src v0.10.4
[INFO] [stderr]     Checking ndarray-linalg v0.13.1
[INFO] [stderr]     Checking modcholesky v0.1.3 (/opt/rustwide/workdir)
[ERROR] error running command: no output for 300 seconds
[INFO] running `Command { std: "docker" "inspect" "93faa11d5dd89ffd7ab5e358724bd5916e6c464d4414735b96c16aa516db56f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93faa11d5dd89ffd7ab5e358724bd5916e6c464d4414735b96c16aa516db56f5", kill_on_drop: false }`
[INFO] [stdout] 93faa11d5dd89ffd7ab5e358724bd5916e6c464d4414735b96c16aa516db56f5