[INFO] cloning repository https://github.com/lmorais-dev/ml-demo-neural-net-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lmorais-dev/ml-demo-neural-net-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flmorais-dev%2Fml-demo-neural-net-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flmorais-dev%2Fml-demo-neural-net-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fed9c9e33924b2a9bc458f7ee9cc5864cb7651d6
[INFO] checking lmorais-dev/ml-demo-neural-net-rust against master#a932eb36f8adf6c8cdfc450f063943da3112d621 for pr-140209-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flmorais-dev%2Fml-demo-neural-net-rust" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lmorais-dev/ml-demo-neural-net-rust on toolchain a932eb36f8adf6c8cdfc450f063943da3112d621
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a932eb36f8adf6c8cdfc450f063943da3112d621" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lmorais-dev/ml-demo-neural-net-rust
[INFO] finished tweaking git repo https://github.com/lmorais-dev/ml-demo-neural-net-rust
[INFO] tweaked toml for git repo https://github.com/lmorais-dev/ml-demo-neural-net-rust written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/lmorais-dev/ml-demo-neural-net-rust 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" "+a932eb36f8adf6c8cdfc450f063943da3112d621" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+a932eb36f8adf6c8cdfc450f063943da3112d621" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec549828c9a21c7c7ee64432f699db924a478845333762520df8ca0fb07d4ce8
[INFO] running `Command { std: "docker" "start" "-a" "ec549828c9a21c7c7ee64432f699db924a478845333762520df8ca0fb07d4ce8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec549828c9a21c7c7ee64432f699db924a478845333762520df8ca0fb07d4ce8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec549828c9a21c7c7ee64432f699db924a478845333762520df8ca0fb07d4ce8", kill_on_drop: false }`
[INFO] [stdout] ec549828c9a21c7c7ee64432f699db924a478845333762520df8ca0fb07d4ce8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+a932eb36f8adf6c8cdfc450f063943da3112d621" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53bfda3db0162057a839f2475fd2ef751e549cc48a56a250032685721bc603b9
[INFO] running `Command { std: "docker" "start" "-a" "53bfda3db0162057a839f2475fd2ef751e549cc48a56a250032685721bc603b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling anyhow v1.0.79
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking getrandom v0.2.11
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rust-nn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/network.rs:86:21
[INFO] [stdout]    |
[INFO] [stdout] 86 |                 Err(e) => {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `e`
[INFO] [stdout]   --> src/network.rs:86:21
[INFO] [stdout]    |
[INFO] [stdout] 86 |                 Err(e) => {
[INFO] [stdout]    |                     ^ help: if this is intentional, prefix it with an underscore: `_e`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `OutOfBounds` and `UnexpectedMappingResult` are never constructed
[INFO] [stdout]  --> src/matrix.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum MatrixError {
[INFO] [stdout]   |          ----------- variants in this enum
[INFO] [stdout] 5 |     OutOfBounds,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 6 |     DimensionMismatch,
[INFO] [stdout] 7 |     UnexpectedMappingResult
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `MatrixError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variants `OutOfBounds` and `UnexpectedMappingResult` are never constructed
[INFO] [stdout]  --> src/matrix.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub enum MatrixError {
[INFO] [stdout]   |          ----------- variants in this enum
[INFO] [stdout] 5 |     OutOfBounds,
[INFO] [stdout]   |     ^^^^^^^^^^^
[INFO] [stdout] 6 |     DimensionMismatch,
[INFO] [stdout] 7 |     UnexpectedMappingResult
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `MatrixError` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rust-nn` (bin "rust-nn"); 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to parse process output: `/opt/rustwide/rustup-home/toolchains/a932eb36f8adf6c8cdfc450f063943da3112d621/bin/rustc --crate-name rust_nn --edition=2021 src/main.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --crate-type bin --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=7e4e718e8132b597 -C extra-filename=-71f0a69f9ea7e556 --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-f1602a9009baf4ef.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-e7604aa2da151f01.rmeta --cap-lints=forbid` (exit status: 1)
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stderr] error: could not compile `rust-nn` (bin "rust-nn" test); 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   No space left on device (os error 28)
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to parse process output: `/opt/rustwide/rustup-home/toolchains/a932eb36f8adf6c8cdfc450f063943da3112d621/bin/rustc --crate-name rust_nn --edition=2021 src/main.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --test --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=0339cd8f8a833382 -C extra-filename=-955803910bafd97d --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern anyhow=/opt/rustwide/target/debug/deps/libanyhow-f1602a9009baf4ef.rmeta --extern rand=/opt/rustwide/target/debug/deps/librand-e7604aa2da151f01.rmeta --cap-lints=forbid` (exit status: 1)
[INFO] running `Command { std: "docker" "inspect" "53bfda3db0162057a839f2475fd2ef751e549cc48a56a250032685721bc603b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53bfda3db0162057a839f2475fd2ef751e549cc48a56a250032685721bc603b9", kill_on_drop: false }`
[INFO] [stdout] 53bfda3db0162057a839f2475fd2ef751e549cc48a56a250032685721bc603b9