[INFO] cloning repository https://github.com/thekitp/mnist-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thekitp/mnist-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthekitp%2Fmnist-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthekitp%2Fmnist-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c42673332e607e952c4207e369f6b6480ba0a4b1
[INFO] testing thekitp/mnist-rs against try#c066bf6804adc55193b71afdff6a56922f4a8689+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_in_2025-retry-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthekitp%2Fmnist-rs" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/thekitp/mnist-rs
[INFO] finished tweaking git repo https://github.com/thekitp/mnist-rs
[INFO] tweaked toml for git repo https://github.com/thekitp/mnist-rs written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/thekitp/mnist-rs on toolchain c066bf6804adc55193b71afdff6a56922f4a8689
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/thekitp/mnist-rs 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" "+c066bf6804adc55193b71afdff6a56922f4a8689" "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
[ERROR] error running command: no output for 300 seconds
[INFO] testing thekitp/mnist-rs against try#c066bf6804adc55193b71afdff6a56922f4a8689+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_in_2025-retry-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthekitp%2Fmnist-rs" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/thekitp/mnist-rs
[INFO] finished tweaking git repo https://github.com/thekitp/mnist-rs
[INFO] tweaked toml for git repo https://github.com/thekitp/mnist-rs written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/thekitp/mnist-rs on toolchain c066bf6804adc55193b71afdff6a56922f4a8689
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/thekitp/mnist-rs 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" "+c066bf6804adc55193b71afdff6a56922f4a8689" "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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c2d6ebd9aa67acea003c253b28377b2e1573e9cd9e9abffb06ff9a9c76bf0325
[INFO] running `Command { std: "docker" "start" "-a" "c2d6ebd9aa67acea003c253b28377b2e1573e9cd9e9abffb06ff9a9c76bf0325", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c2d6ebd9aa67acea003c253b28377b2e1573e9cd9e9abffb06ff9a9c76bf0325", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2d6ebd9aa67acea003c253b28377b2e1573e9cd9e9abffb06ff9a9c76bf0325", kill_on_drop: false }`
[INFO] [stdout] c2d6ebd9aa67acea003c253b28377b2e1573e9cd9e9abffb06ff9a9c76bf0325
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 82a7d9da28fe2e219624449661178d7d593b64a4089ba741a1300659f3df0dc7
[INFO] running `Command { std: "docker" "start" "-a" "82a7d9da28fe2e219624449661178d7d593b64a4089ba741a1300659f3df0dc7", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling libc v0.2.158
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling mnist-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.56s
[INFO] running `Command { std: "docker" "inspect" "82a7d9da28fe2e219624449661178d7d593b64a4089ba741a1300659f3df0dc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82a7d9da28fe2e219624449661178d7d593b64a4089ba741a1300659f3df0dc7", kill_on_drop: false }`
[INFO] [stdout] 82a7d9da28fe2e219624449661178d7d593b64a4089ba741a1300659f3df0dc7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] b8b203f4b2fb372cbc2c35b3656458ec5a159c07b39eda34705949bedb28493a
[INFO] running `Command { std: "docker" "start" "-a" "b8b203f4b2fb372cbc2c35b3656458ec5a159c07b39eda34705949bedb28493a", kill_on_drop: false }`
[INFO] [stderr]    Compiling mnist-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "b8b203f4b2fb372cbc2c35b3656458ec5a159c07b39eda34705949bedb28493a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b8b203f4b2fb372cbc2c35b3656458ec5a159c07b39eda34705949bedb28493a", kill_on_drop: false }`
[INFO] [stdout] b8b203f4b2fb372cbc2c35b3656458ec5a159c07b39eda34705949bedb28493a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+c066bf6804adc55193b71afdff6a56922f4a8689" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 83fa2ee2af2d8840d946655cbdbcb7c7b6bf6c3419eb0873beccd857e4eb5c28
[INFO] running `Command { std: "docker" "start" "-a" "83fa2ee2af2d8840d946655cbdbcb7c7b6bf6c3419eb0873beccd857e4eb5c28", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/mnist_rs-6a6ae45ea0305ad0)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "83fa2ee2af2d8840d946655cbdbcb7c7b6bf6c3419eb0873beccd857e4eb5c28", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83fa2ee2af2d8840d946655cbdbcb7c7b6bf6c3419eb0873beccd857e4eb5c28", kill_on_drop: false }`
[INFO] [stdout] 83fa2ee2af2d8840d946655cbdbcb7c7b6bf6c3419eb0873beccd857e4eb5c28