[INFO] cloning repository https://github.com/rhoods/test_reseaux_neurones
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rhoods/test_reseaux_neurones" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frhoods%2Ftest_reseaux_neurones", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frhoods%2Ftest_reseaux_neurones'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f4dad6f16376b64134f5f3c0df16fba99f1b2026
[INFO] checking rhoods/test_reseaux_neurones against try#f27166d4c64dc29edc5ea3214357f191edf8b635 for pr-148329
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frhoods%2Ftest_reseaux_neurones" "/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/rhoods/test_reseaux_neurones
[INFO] finished tweaking git repo https://github.com/rhoods/test_reseaux_neurones
[INFO] tweaked toml for git repo https://github.com/rhoods/test_reseaux_neurones written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rhoods/test_reseaux_neurones on toolchain f27166d4c64dc29edc5ea3214357f191edf8b635
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f27166d4c64dc29edc5ea3214357f191edf8b635" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rhoods/test_reseaux_neurones 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" "+f27166d4c64dc29edc5ea3214357f191edf8b635" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[ERROR] error running command: no output for 300 seconds
[INFO] checking rhoods/test_reseaux_neurones against try#f27166d4c64dc29edc5ea3214357f191edf8b635 for pr-148329
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frhoods%2Ftest_reseaux_neurones" "/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/rhoods/test_reseaux_neurones
[INFO] finished tweaking git repo https://github.com/rhoods/test_reseaux_neurones
[INFO] tweaked toml for git repo https://github.com/rhoods/test_reseaux_neurones written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/rhoods/test_reseaux_neurones on toolchain f27166d4c64dc29edc5ea3214357f191edf8b635
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f27166d4c64dc29edc5ea3214357f191edf8b635" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/rhoods/test_reseaux_neurones 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" "+f27166d4c64dc29edc5ea3214357f191edf8b635" "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 dwrote v0.11.3
[INFO] [stderr]   Downloaded plotters-bitmap v0.3.7
[INFO] [stderr]   Downloaded float-ord v0.3.2
[INFO] [stderr]   Downloaded yeslogic-fontconfig-sys v6.0.0
[INFO] [stderr]   Downloaded pathfinder_simd v0.5.5
[INFO] [stderr]   Downloaded pathfinder_geometry v0.5.1
[INFO] [stderr]   Downloaded ndarray-rand v0.14.0
[INFO] [stderr]   Downloaded core-text v20.1.0
[INFO] [stderr]   Downloaded font-kit v0.14.3
[INFO] [stderr]   Downloaded cc v1.2.25
[INFO] [stderr]   Downloaded freetype-sys v0.20.1
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+f27166d4c64dc29edc5ea3214357f191edf8b635" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9a87a25df5644c8a8d91ef8b9e271b0f144b9b665c3d0743581ab8b02505b207
[INFO] running `Command { std: "docker" "start" "-a" "9a87a25df5644c8a8d91ef8b9e271b0f144b9b665c3d0743581ab8b02505b207", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a87a25df5644c8a8d91ef8b9e271b0f144b9b665c3d0743581ab8b02505b207", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a87a25df5644c8a8d91ef8b9e271b0f144b9b665c3d0743581ab8b02505b207", kill_on_drop: false }`
[INFO] [stdout] 9a87a25df5644c8a8d91ef8b9e271b0f144b9b665c3d0743581ab8b02505b207
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+f27166d4c64dc29edc5ea3214357f191edf8b635" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2903664e2b1b48ea957fed4a37a41c56cfce595de0f3ff510df8e4ed9b82ce83
[INFO] running `Command { std: "docker" "start" "-a" "2903664e2b1b48ea957fed4a37a41c56cfce595de0f3ff510df8e4ed9b82ce83", kill_on_drop: false }`
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling zerocopy v0.8.25
[INFO] [stderr]     Checking crc32fast v1.4.2
[INFO] [stderr]    Compiling matrixmultiply v0.3.10
[INFO] [stderr]     Checking libloading v0.8.8
[INFO] [stderr]     Checking option-ext v0.2.0
[INFO] [stderr]    Compiling cc v1.2.25
[INFO] [stderr]    Compiling yeslogic-fontconfig-sys v6.0.0
[INFO] [stderr]     Checking miniz_oxide v0.8.8
[INFO] [stderr]     Checking jpeg-decoder v0.3.1
[INFO] [stderr]     Checking rawpointer v0.2.1
[INFO] [stderr]     Checking plotters-backend v0.3.7
[INFO] [stderr]     Checking bytemuck v1.23.0
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]    Compiling pathfinder_simd v0.5.5
[INFO] [stderr]     Checking dirs-sys v0.5.0
[INFO] [stderr]    Compiling font-kit v0.14.3
[INFO] [stderr]     Checking gif v0.12.0
[INFO] [stderr]     Checking dlib v0.5.2
[INFO] [stderr]     Checking dirs v6.0.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking float-ord v0.3.2
[INFO] [stderr]     Checking iana-time-zone v0.1.63
[INFO] [stderr]     Checking bitflags v2.9.1
[INFO] [stderr]     Checking plotters-svg v0.3.7
[INFO] [stderr]     Checking ttf-parser v0.20.0
[INFO] [stderr]     Checking flate2 v1.1.1
[INFO] [stderr]     Checking png v0.17.16
[INFO] [stderr]     Checking pathfinder_geometry v0.5.1
[INFO] [stderr]    Compiling freetype-sys v0.20.1
[INFO] [stderr]     Checking num-complex v0.4.6
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking image v0.24.9
[INFO] [stderr]     Checking chrono v0.4.41
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking ndarray v0.15.6
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking rand_distr v0.4.3
[INFO] [stderr]     Checking plotters-bitmap v0.3.7
[INFO] [stderr]     Checking plotters v0.3.7
[INFO] [stderr]     Checking ndarray-rand v0.14.0
[INFO] [stderr]     Checking test_reseaux_neurones v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Array1`, `ArrayView1`, and `ArrayView2`
[INFO] [stdout]  --> src/main.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ndarray::{Array, Array1, Array2, ArrayView1, ArrayView2};
[INFO] [stdout]   |                      ^^^^^^          ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `Array1`, `ArrayView1`, and `ArrayView2`
[INFO] [stdout]  --> src/main.rs:1:22
[INFO] [stdout]   |
[INFO] [stdout] 1 | use ndarray::{Array, Array1, Array2, ArrayView1, ArrayView2};
[INFO] [stdout]   |                      ^^^^^^          ^^^^^^^^^^  ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut rng = rand::thread_rng();
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut rng = rand::thread_rng();
[INFO] [stdout]    |         ----^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]   --> src/main.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut rng = rand::thread_rng();
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `rng`
[INFO] [stdout]   --> src/main.rs:15:9
[INFO] [stdout]    |
[INFO] [stdout] 15 |     let mut rng = rand::thread_rng();
[INFO] [stdout]    |         ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_rng`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.60s
[INFO] running `Command { std: "docker" "inspect" "2903664e2b1b48ea957fed4a37a41c56cfce595de0f3ff510df8e4ed9b82ce83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2903664e2b1b48ea957fed4a37a41c56cfce595de0f3ff510df8e4ed9b82ce83", kill_on_drop: false }`
[INFO] [stdout] 2903664e2b1b48ea957fed4a37a41c56cfce595de0f3ff510df8e4ed9b82ce83