[INFO] cloning repository https://github.com/InverMN/SimpleNeuroNetwork
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/InverMN/SimpleNeuroNetwork" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FInverMN%2FSimpleNeuroNetwork", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FInverMN%2FSimpleNeuroNetwork'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ec55e5ed6d3c60d3dfcc55e6abaa79873f1af622
[INFO] checking InverMN/SimpleNeuroNetwork against master#7606c13961ddc1174b70638e934df0439b7dc515 for pr-121979
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FInverMN%2FSimpleNeuroNetwork" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/InverMN/SimpleNeuroNetwork on toolchain 7606c13961ddc1174b70638e934df0439b7dc515
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+7606c13961ddc1174b70638e934df0439b7dc515" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/InverMN/SimpleNeuroNetwork
[INFO] finished tweaking git repo https://github.com/InverMN/SimpleNeuroNetwork
[INFO] tweaked toml for git repo https://github.com/InverMN/SimpleNeuroNetwork written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/InverMN/SimpleNeuroNetwork 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" "+7606c13961ddc1174b70638e934df0439b7dc515" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[ERROR] this task or one of its parent failed!
[ERROR] no output for 300 seconds
[ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace.
[INFO] checking InverMN/SimpleNeuroNetwork against try#ae973628c64ab60398819bcc1fd9f08ae68ad5b5 for pr-121979
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FInverMN%2FSimpleNeuroNetwork" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/InverMN/SimpleNeuroNetwork on toolchain ae973628c64ab60398819bcc1fd9f08ae68ad5b5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ae973628c64ab60398819bcc1fd9f08ae68ad5b5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/InverMN/SimpleNeuroNetwork
[INFO] finished tweaking git repo https://github.com/InverMN/SimpleNeuroNetwork
[INFO] tweaked toml for git repo https://github.com/InverMN/SimpleNeuroNetwork written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/InverMN/SimpleNeuroNetwork 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" "+ae973628c64ab60398819bcc1fd9f08ae68ad5b5" "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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ae973628c64ab60398819bcc1fd9f08ae68ad5b5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 306b37799512f62096adfcbceeebdc99eed175346c462c0fb820abf636abecd2
[INFO] running `Command { std: "docker" "start" "-a" "306b37799512f62096adfcbceeebdc99eed175346c462c0fb820abf636abecd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "306b37799512f62096adfcbceeebdc99eed175346c462c0fb820abf636abecd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "306b37799512f62096adfcbceeebdc99eed175346c462c0fb820abf636abecd2", kill_on_drop: false }`
[INFO] [stdout] 306b37799512f62096adfcbceeebdc99eed175346c462c0fb820abf636abecd2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ae973628c64ab60398819bcc1fd9f08ae68ad5b5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 025340d2ec4651ab7c2c556be9d4a2612cdb959c8911bc340fe200333f48d54e
[INFO] running `Command { std: "docker" "start" "-a" "025340d2ec4651ab7c2c556be9d4a2612cdb959c8911bc340fe200333f48d54e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking my-project v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated items `predict`, `backpropagate`, `train`, `import`, and `export` are never used
[INFO] [stdout]   --> src/neuron.rs:61:6
[INFO] [stdout]    |
[INFO] [stdout] 53 | impl Model {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 61 |   fn predict(&self) {}
[INFO] [stdout]    |      ^^^^^^^
[INFO] [stdout] 62 |
[INFO] [stdout] 63 |   fn backpropagate(&mut self) {}
[INFO] [stdout]    |      ^^^^^^^^^^^^^
[INFO] [stdout] 64 |
[INFO] [stdout] 65 |   fn train(&mut self) {}
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] 66 |
[INFO] [stdout] 67 |   fn import() -> () {}
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 68 |
[INFO] [stdout] 69 |   fn export(&self) {}
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated items `predict`, `backpropagate`, `train`, `import`, and `export` are never used
[INFO] [stdout]   --> src/neuron.rs:61:6
[INFO] [stdout]    |
[INFO] [stdout] 53 | impl Model {
[INFO] [stdout]    | ---------- associated items in this implementation
[INFO] [stdout] ...
[INFO] [stdout] 61 |   fn predict(&self) {}
[INFO] [stdout]    |      ^^^^^^^
[INFO] [stdout] 62 |
[INFO] [stdout] 63 |   fn backpropagate(&mut self) {}
[INFO] [stdout]    |      ^^^^^^^^^^^^^
[INFO] [stdout] 64 |
[INFO] [stdout] 65 |   fn train(&mut self) {}
[INFO] [stdout]    |      ^^^^^
[INFO] [stdout] 66 |
[INFO] [stdout] 67 |   fn import() -> () {}
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout] 68 |
[INFO] [stdout] 69 |   fn export(&self) {}
[INFO] [stdout]    |      ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.71s
[INFO] running `Command { std: "docker" "inspect" "025340d2ec4651ab7c2c556be9d4a2612cdb959c8911bc340fe200333f48d54e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "025340d2ec4651ab7c2c556be9d4a2612cdb959c8911bc340fe200333f48d54e", kill_on_drop: false }`
[INFO] [stdout] 025340d2ec4651ab7c2c556be9d4a2612cdb959c8911bc340fe200333f48d54e