[INFO] cloning repository https://github.com/SoySoySawada/rust_dl_bas
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SoySoySawada/rust_dl_bas" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSoySoySawada%2Frust_dl_bas", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSoySoySawada%2Frust_dl_bas'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4c22963e8c756af7c383c99215192b06b7aa1212
[INFO] checking SoySoySawada/rust_dl_bas/4c22963e8c756af7c383c99215192b06b7aa1212 against try#6d565b71a096078f59574161a2a382ec4a1eb751 for pr-132325
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSoySoySawada%2Frust_dl_bas" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SoySoySawada/rust_dl_bas on toolchain 6d565b71a096078f59574161a2a382ec4a1eb751
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6d565b71a096078f59574161a2a382ec4a1eb751" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SoySoySawada/rust_dl_bas
[INFO] finished tweaking git repo https://github.com/SoySoySawada/rust_dl_bas
[INFO] tweaked toml for git repo https://github.com/SoySoySawada/rust_dl_bas written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/SoySoySawada/rust_dl_bas 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" "+6d565b71a096078f59574161a2a382ec4a1eb751" "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] checking SoySoySawada/rust_dl_bas/4c22963e8c756af7c383c99215192b06b7aa1212 against try#6d565b71a096078f59574161a2a382ec4a1eb751 for pr-132325
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSoySoySawada%2Frust_dl_bas" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/SoySoySawada/rust_dl_bas on toolchain 6d565b71a096078f59574161a2a382ec4a1eb751
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6d565b71a096078f59574161a2a382ec4a1eb751" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/SoySoySawada/rust_dl_bas
[INFO] finished tweaking git repo https://github.com/SoySoySawada/rust_dl_bas
[INFO] tweaked toml for git repo https://github.com/SoySoySawada/rust_dl_bas written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/SoySoySawada/rust_dl_bas 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" "+6d565b71a096078f59574161a2a382ec4a1eb751" "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 ndarray v0.15.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+6d565b71a096078f59574161a2a382ec4a1eb751" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cc81b79e946302e9944cdad65ef353063ebfe1b297418781065a0a31ab20a051
[INFO] running `Command { std: "docker" "start" "-a" "cc81b79e946302e9944cdad65ef353063ebfe1b297418781065a0a31ab20a051", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc81b79e946302e9944cdad65ef353063ebfe1b297418781065a0a31ab20a051", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc81b79e946302e9944cdad65ef353063ebfe1b297418781065a0a31ab20a051", kill_on_drop: false }`
[INFO] [stdout] cc81b79e946302e9944cdad65ef353063ebfe1b297418781065a0a31ab20a051
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+6d565b71a096078f59574161a2a382ec4a1eb751" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f5af634fc1724264693819f3e77e74b63c0c079d773becf5c3425ed6ba761fe
[INFO] running `Command { std: "docker" "start" "-a" "2f5af634fc1724264693819f3e77e74b63c0c079d773becf5c3425ed6ba761fe", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling matrixmultiply v0.3.8
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking num-complex v0.4.4
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]     Checking rust_dl_bas v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `bias_array` and `prev_layer` are never read
[INFO] [stdout]   --> src/lib.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct Layer {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 25 |     pub weight_matrix: Array2<f64>,
[INFO] [stdout] 26 |     bias_array: Array1<f64>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     prev_layer: Option<Rc<Layer>>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `bias_array` and `prev_layer` are never read
[INFO] [stdout]   --> src/lib.rs:26:5
[INFO] [stdout]    |
[INFO] [stdout] 24 | pub struct Layer {
[INFO] [stdout]    |            ----- fields in this struct
[INFO] [stdout] 25 |     pub weight_matrix: Array2<f64>,
[INFO] [stdout] 26 |     bias_array: Array1<f64>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 31 |     prev_layer: Option<Rc<Layer>>,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.30s
[INFO] running `Command { std: "docker" "inspect" "2f5af634fc1724264693819f3e77e74b63c0c079d773becf5c3425ed6ba761fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f5af634fc1724264693819f3e77e74b63c0c079d773becf5c3425ed6ba761fe", kill_on_drop: false }`
[INFO] [stdout] 2f5af634fc1724264693819f3e77e74b63c0c079d773becf5c3425ed6ba761fe