[INFO] cloning repository https://github.com/n3puiol/rust_neural_network
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/n3puiol/rust_neural_network" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn3puiol%2Frust_neural_network", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn3puiol%2Frust_neural_network'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bc17c953bffac19c34ac146d7a6c38c478f1abb9
[INFO] checking n3puiol/rust_neural_network against master#368e2fd458a22d0cc133d0c254f2612ee999744f for pr-128351
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn3puiol%2Frust_neural_network" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/n3puiol/rust_neural_network on toolchain 368e2fd458a22d0cc133d0c254f2612ee999744f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+368e2fd458a22d0cc133d0c254f2612ee999744f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/n3puiol/rust_neural_network
[INFO] finished tweaking git repo https://github.com/n3puiol/rust_neural_network
[INFO] tweaked toml for git repo https://github.com/n3puiol/rust_neural_network written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/n3puiol/rust_neural_network 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" "+368e2fd458a22d0cc133d0c254f2612ee999744f" "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 n3puiol/rust_neural_network against try#09146510cdb33d15474a35fde290187a88b1cf35 for pr-128351
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn3puiol%2Frust_neural_network" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/n3puiol/rust_neural_network on toolchain 09146510cdb33d15474a35fde290187a88b1cf35
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09146510cdb33d15474a35fde290187a88b1cf35" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/n3puiol/rust_neural_network
[INFO] finished tweaking git repo https://github.com/n3puiol/rust_neural_network
[INFO] tweaked toml for git repo https://github.com/n3puiol/rust_neural_network written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/n3puiol/rust_neural_network 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" "+09146510cdb33d15474a35fde290187a88b1cf35" "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 n3puiol/rust_neural_network against try#09146510cdb33d15474a35fde290187a88b1cf35 for pr-128351
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fn3puiol%2Frust_neural_network" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/n3puiol/rust_neural_network on toolchain 09146510cdb33d15474a35fde290187a88b1cf35
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+09146510cdb33d15474a35fde290187a88b1cf35" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/n3puiol/rust_neural_network
[INFO] finished tweaking git repo https://github.com/n3puiol/rust_neural_network
[INFO] tweaked toml for git repo https://github.com/n3puiol/rust_neural_network written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/n3puiol/rust_neural_network 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" "+09146510cdb33d15474a35fde290187a88b1cf35" "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-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+09146510cdb33d15474a35fde290187a88b1cf35" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7398292b111fcf3209d7232dac02ffd60ea1529fd0972e535d62d7652e384438
[INFO] running `Command { std: "docker" "start" "-a" "7398292b111fcf3209d7232dac02ffd60ea1529fd0972e535d62d7652e384438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7398292b111fcf3209d7232dac02ffd60ea1529fd0972e535d62d7652e384438", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7398292b111fcf3209d7232dac02ffd60ea1529fd0972e535d62d7652e384438", kill_on_drop: false }`
[INFO] [stdout] 7398292b111fcf3209d7232dac02ffd60ea1529fd0972e535d62d7652e384438
[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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+09146510cdb33d15474a35fde290187a88b1cf35" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3a103c1c8d5ba3e21d0137c60e2191744a9571e066f4abc05110ad7098ad1e42
[INFO] running `Command { std: "docker" "start" "-a" "3a103c1c8d5ba3e21d0137c60e2191744a9571e066f4abc05110ad7098ad1e42", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking dotenvy v0.15.7
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]     Checking getrandom v0.2.12
[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 csv v1.3.0
[INFO] [stderr]     Checking rust-neural-network v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: method `as_mut_any` is never used
[INFO] [stdout]  --> src/nn/activation.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) trait Activation {
[INFO] [stdout]   |                  ---------- method in this trait
[INFO] [stdout] 4 |     fn as_mut_any(&mut self) -> &mut dyn Any;
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `summary`, `compile`, and `evaluate` are never used
[INFO] [stdout]   --> src/nn/model.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub(crate) trait Model {
[INFO] [stdout]    |                  ----- methods in this trait
[INFO] [stdout] 12 |     fn new(model_config: ModelConfig) -> Self;
[INFO] [stdout] 13 |     fn summary(&self);
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 14 |     fn compile(&self);
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     fn evaluate(&self);
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `optimize` is never used
[INFO] [stdout]  --> src/nn/optimizer.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) trait Optimizer {
[INFO] [stdout]   |                  --------- method in this trait
[INFO] [stdout] 5 |     fn optimize(&self, input: &Vector, output: &Vector, targets: &Vector, weighted_sum: f64, desired_output: f64, weights: &mut Vector, b...
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `gradient` is never used
[INFO] [stdout]  --> src/nn/loss.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) trait Loss {
[INFO] [stdout]   |                  ---- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 6 |     fn gradient(&self, outputs: &Vector, targets: &Vector) -> Vector;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `as_mut_any` is never used
[INFO] [stdout]  --> src/nn/activation.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) trait Activation {
[INFO] [stdout]   |                  ---------- method in this trait
[INFO] [stdout] 4 |     fn as_mut_any(&mut self) -> &mut dyn Any;
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `summary`, `compile`, and `evaluate` are never used
[INFO] [stdout]   --> src/nn/model.rs:13:8
[INFO] [stdout]    |
[INFO] [stdout] 11 | pub(crate) trait Model {
[INFO] [stdout]    |                  ----- methods in this trait
[INFO] [stdout] 12 |     fn new(model_config: ModelConfig) -> Self;
[INFO] [stdout] 13 |     fn summary(&self);
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] 14 |     fn compile(&self);
[INFO] [stdout]    |        ^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 17 |     fn evaluate(&self);
[INFO] [stdout]    |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `optimize` is never used
[INFO] [stdout]  --> src/nn/optimizer.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub(crate) trait Optimizer {
[INFO] [stdout]   |                  --------- method in this trait
[INFO] [stdout] 5 |     fn optimize(&self, input: &Vector, output: &Vector, targets: &Vector, weighted_sum: f64, desired_output: f64, weights: &mut Vector, b...
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `gradient` is never used
[INFO] [stdout]  --> src/nn/loss.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 3 | pub(crate) trait Loss {
[INFO] [stdout]   |                  ---- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 6 |     fn gradient(&self, outputs: &Vector, targets: &Vector) -> Vector;
[INFO] [stdout]   |        ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.58s
[INFO] running `Command { std: "docker" "inspect" "3a103c1c8d5ba3e21d0137c60e2191744a9571e066f4abc05110ad7098ad1e42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a103c1c8d5ba3e21d0137c60e2191744a9571e066f4abc05110ad7098ad1e42", kill_on_drop: false }`
[INFO] [stdout] 3a103c1c8d5ba3e21d0137c60e2191744a9571e066f4abc05110ad7098ad1e42