[INFO] cloning repository https://github.com/qinhy/rust_mnist_loader_project
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/qinhy/rust_mnist_loader_project" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqinhy%2Frust_mnist_loader_project", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqinhy%2Frust_mnist_loader_project'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 05cba1bd17c59391e7df099acd13491a6b386223
[INFO] checking qinhy/rust_mnist_loader_project against try#63132bd615c9bf75e93af8405d00064212331708 for pr-153975
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqinhy%2Frust_mnist_loader_project" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/qinhy/rust_mnist_loader_project
[INFO] finished tweaking git repo https://github.com/qinhy/rust_mnist_loader_project
[INFO] tweaked toml for git repo https://github.com/qinhy/rust_mnist_loader_project written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/qinhy/rust_mnist_loader_project on toolchain 63132bd615c9bf75e93af8405d00064212331708
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+63132bd615c9bf75e93af8405d00064212331708" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/qinhy/rust_mnist_loader_project already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+63132bd615c9bf75e93af8405d00064212331708" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking qinhy/rust_mnist_loader_project against try#63132bd615c9bf75e93af8405d00064212331708 for pr-153975
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fqinhy%2Frust_mnist_loader_project" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/qinhy/rust_mnist_loader_project
[INFO] finished tweaking git repo https://github.com/qinhy/rust_mnist_loader_project
[INFO] tweaked toml for git repo https://github.com/qinhy/rust_mnist_loader_project written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/qinhy/rust_mnist_loader_project on toolchain 63132bd615c9bf75e93af8405d00064212331708
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+63132bd615c9bf75e93af8405d00064212331708" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/qinhy/rust_mnist_loader_project already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+63132bd615c9bf75e93af8405d00064212331708" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pyo3-macros v0.21.2
[INFO] [stderr]   Downloaded pyo3-build-config v0.21.2
[INFO] [stderr]   Downloaded pyo3-macros-backend v0.21.2
[INFO] [stderr]   Downloaded unindent v0.2.4
[INFO] [stderr]   Downloaded quote v1.0.43
[INFO] [stderr]   Downloaded indoc v2.0.7
[INFO] [stderr]   Downloaded target-lexicon v0.12.16
[INFO] [stderr]   Downloaded zerocopy v0.8.33
[INFO] [stderr]   Downloaded zerocopy-derive v0.8.33
[INFO] [stderr]   Downloaded numpy v0.21.0
[INFO] [stderr]   Downloaded libc v0.2.180
[INFO] [stderr]   Downloaded portable-atomic v1.13.0
[INFO] [stderr]   Downloaded pyo3-ffi v0.21.2
[INFO] [stderr]   Downloaded syn v2.0.114
[INFO] [stderr]   Downloaded pyo3 v0.21.2
[INFO] [stderr]   Downloaded matrixmultiply v0.3.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+63132bd615c9bf75e93af8405d00064212331708" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e345bbfd5ee76b5744f27ae2ad6f04d0943765aee370f966dbb5a832ba2eab36
[INFO] running `Command { std: "docker" "start" "-a" "e345bbfd5ee76b5744f27ae2ad6f04d0943765aee370f966dbb5a832ba2eab36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e345bbfd5ee76b5744f27ae2ad6f04d0943765aee370f966dbb5a832ba2eab36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e345bbfd5ee76b5744f27ae2ad6f04d0943765aee370f966dbb5a832ba2eab36", kill_on_drop: false }`
[INFO] [stdout] e345bbfd5ee76b5744f27ae2ad6f04d0943765aee370f966dbb5a832ba2eab36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+63132bd615c9bf75e93af8405d00064212331708" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4b35ad6439cd6a36660c8a43718b3c5d8431a3267a31cb74f87a07f575fce220
[INFO] running `Command { std: "docker" "start" "-a" "4b35ad6439cd6a36660c8a43718b3c5d8431a3267a31cb74f87a07f575fce220", kill_on_drop: false }`
[INFO] [stderr]    Compiling target-lexicon v0.12.16
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]     Checking cfg-if v1.0.4
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling zerocopy v0.8.33
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling portable-atomic v1.13.0
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking lock_api v0.4.14
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]    Compiling indoc v2.0.7
[INFO] [stderr]     Checking unindent v0.2.4
[INFO] [stderr]    Compiling pyo3-build-config v0.21.2
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking getrandom v0.2.17
[INFO] [stderr]     Checking memmap2 v0.9.9
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking parking_lot v0.12.5
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]    Compiling pyo3-ffi v0.21.2
[INFO] [stderr]    Compiling pyo3 v0.21.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling pyo3-macros-backend v0.21.2
[INFO] [stderr]    Compiling pyo3-macros v0.21.2
[INFO] [stderr]     Checking numpy v0.21.0
[INFO] [stderr]     Checking rust_mnist_loader v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.71s
[INFO] running `Command { std: "docker" "inspect" "4b35ad6439cd6a36660c8a43718b3c5d8431a3267a31cb74f87a07f575fce220", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b35ad6439cd6a36660c8a43718b3c5d8431a3267a31cb74f87a07f575fce220", kill_on_drop: false }`
[INFO] [stdout] 4b35ad6439cd6a36660c8a43718b3c5d8431a3267a31cb74f87a07f575fce220