[INFO] cloning repository https://github.com/arthurguedes375/Rust-Backpropagation
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/arthurguedes375/Rust-Backpropagation" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farthurguedes375%2FRust-Backpropagation", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farthurguedes375%2FRust-Backpropagation'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 88b430e9de5c52371cf5b86acb51389297c437f0
[INFO] checking arthurguedes375/Rust-Backpropagation against master#2e6fc425411280c658d852813de01c5157255088 for pr-128013
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Farthurguedes375%2FRust-Backpropagation" "/workspace/builds/worker-4-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/arthurguedes375/Rust-Backpropagation on toolchain 2e6fc425411280c658d852813de01c5157255088
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/arthurguedes375/Rust-Backpropagation
[INFO] finished tweaking git repo https://github.com/arthurguedes375/Rust-Backpropagation
[INFO] tweaked toml for git repo https://github.com/arthurguedes375/Rust-Backpropagation written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/arthurguedes375/Rust-Backpropagation 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" "+2e6fc425411280c658d852813de01c5157255088" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded simba v0.7.1
[INFO] [stderr]   Downloaded ctrlc v3.2.2
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.9
[INFO] [stderr]   Downloaded num-complex v0.4.1
[INFO] [stderr]   Downloaded safe_arch v0.6.0
[INFO] [stderr]   Downloaded wide v0.7.4
[INFO] [stderr]   Downloaded nix v0.24.1
[INFO] [stderr]   Downloaded nalgebra v0.31.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 73997109170a6e85fd51bad33cef6ef831f7656418b9f3cafd28ca52c0775155
[INFO] running `Command { std: "docker" "start" "-a" "73997109170a6e85fd51bad33cef6ef831f7656418b9f3cafd28ca52c0775155", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "73997109170a6e85fd51bad33cef6ef831f7656418b9f3cafd28ca52c0775155", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73997109170a6e85fd51bad33cef6ef831f7656418b9f3cafd28ca52c0775155", kill_on_drop: false }`
[INFO] [stdout] 73997109170a6e85fd51bad33cef6ef831f7656418b9f3cafd28ca52c0775155
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:dff56e7819e73ed36160586b3445e93eb0be776c16704aeeded9c3fb668b2384" "/opt/rustwide/cargo-home/bin/cargo" "+2e6fc425411280c658d852813de01c5157255088" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e14be9725c1ddb000e471349cbb64cd956a9c7e99b168b1f6c6b91b78a89f42
[INFO] running `Command { std: "docker" "start" "-a" "3e14be9725c1ddb000e471349cbb64cd956a9c7e99b168b1f6c6b91b78a89f42", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling serde v1.0.137
[INFO] [stderr]    Compiling proc-macro2 v1.0.39
[INFO] [stderr]    Compiling crossbeam-utils v0.8.9
[INFO] [stderr]    Compiling semver v1.0.10
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.9
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking bytemuck v1.9.1
[INFO] [stderr]    Compiling rayon-core v1.9.3
[INFO] [stderr]     Checking ryu v1.0.10
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling num-rational v0.4.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling serde_json v1.0.81
[INFO] [stderr]    Compiling rayon v1.5.3
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]     Checking plotters-backend v0.3.2
[INFO] [stderr]     Checking safe_arch v0.6.0
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]     Checking itoa v1.0.2
[INFO] [stderr]    Compiling paste v1.0.7
[INFO] [stderr]     Checking matrixmultiply v0.3.2
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking plotters-svg v0.3.1
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking crossbeam-channel v0.5.5
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking wide v0.7.4
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking crossbeam-deque v0.8.1
[INFO] [stderr]    Compiling quote v1.0.18
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]     Checking num-complex v0.4.1
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking plotters v0.3.1
[INFO] [stderr]     Checking regex v1.5.6
[INFO] [stderr]     Checking getrandom v0.2.6
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking nix v0.24.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking criterion-plot v0.4.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking simba v0.7.1
[INFO] [stderr]     Checking ctrlc v3.2.2
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking csv v1.1.6
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]    Compiling nalgebra-macros v0.1.0
[INFO] [stderr]    Compiling serde_derive v1.0.137
[INFO] [stderr]     Checking criterion v0.3.5
[INFO] [stderr]     Checking nalgebra v0.31.0
[INFO] [stderr]     Checking neural_network v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.35s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "3e14be9725c1ddb000e471349cbb64cd956a9c7e99b168b1f6c6b91b78a89f42", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e14be9725c1ddb000e471349cbb64cd956a9c7e99b168b1f6c6b91b78a89f42", kill_on_drop: false }`
[INFO] [stdout] 3e14be9725c1ddb000e471349cbb64cd956a9c7e99b168b1f6c6b91b78a89f42