[INFO] cloning repository https://github.com/guigzzz/micrograd-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/guigzzz/micrograd-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguigzzz%2Fmicrograd-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguigzzz%2Fmicrograd-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5eee1258e2a6a0271500749a88e5e8a328e39a1c
[INFO] checking guigzzz/micrograd-rs against 1.95.0 for pr-155915
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fguigzzz%2Fmicrograd-rs" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/guigzzz/micrograd-rs
[INFO] finished tweaking git repo https://github.com/guigzzz/micrograd-rs
[INFO] tweaked toml for git repo https://github.com/guigzzz/micrograd-rs written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/guigzzz/micrograd-rs on toolchain 1.95.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.95.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/guigzzz/micrograd-rs 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" "+1.95.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ordered-float v2.10.0
[INFO] [stderr]   Downloaded rgb v0.8.36
[INFO] [stderr]   Downloaded windows-targets v0.47.0
[INFO] [stderr]   Downloaded zstd v0.12.3+zstd.1.5.2
[INFO] [stderr]   Downloaded ciborium-io v0.2.0
[INFO] [stderr]   Downloaded zstd-safe v6.0.4+zstd.1.5.4
[INFO] [stderr]   Downloaded plotters-svg v0.3.3
[INFO] [stderr]   Downloaded seq-macro v0.3.3
[INFO] [stderr]   Downloaded ciborium-ll v0.2.0
[INFO] [stderr]   Downloaded plotters-backend v0.3.4
[INFO] [stderr]   Downloaded cpp_demangle v0.4.0
[INFO] [stderr]   Downloaded lexical-core v0.8.5
[INFO] [stderr]   Downloaded arrow-schema v36.0.0
[INFO] [stderr]   Downloaded ciborium v0.2.0
[INFO] [stderr]   Downloaded flatbuffers v23.1.21
[INFO] [stderr]   Downloaded iana-time-zone v0.1.55
[INFO] [stderr]   Downloaded lexical-parse-integer v0.8.6
[INFO] [stderr]   Downloaded arrow-buffer v36.0.0
[INFO] [stderr]   Downloaded arrow-data v36.0.0
[INFO] [stderr]   Downloaded arrow-select v36.0.0
[INFO] [stderr]   Downloaded serde_derive v1.0.160
[INFO] [stderr]   Downloaded serde v1.0.160
[INFO] [stderr]   Downloaded arrow-cast v36.0.0
[INFO] [stderr]   Downloaded criterion v0.4.0
[INFO] [stderr]   Downloaded lexical-write-float v0.8.5
[INFO] [stderr]   Downloaded lexical-util v0.8.5
[INFO] [stderr]   Downloaded plotters v0.3.4
[INFO] [stderr]   Downloaded arrow-array v36.0.0
[INFO] [stderr]   Downloaded lexical-parse-float v0.8.5
[INFO] [stderr]   Downloaded arrow-ipc v36.0.0
[INFO] [stderr]   Downloaded syn v2.0.6
[INFO] [stderr]   Downloaded regex v1.8.1
[INFO] [stderr]   Downloaded inferno v0.11.15
[INFO] [stderr]   Downloaded nix v0.26.2
[INFO] [stderr]   Downloaded lexical-write-integer v0.8.5
[INFO] [stderr]   Downloaded regex-syntax v0.7.1
[INFO] [stderr]   Downloaded windows_aarch64_gnullvm v0.47.0
[INFO] [stderr]   Downloaded windows_x86_64_gnullvm v0.47.0
[INFO] [stderr]   Downloaded parquet v36.0.0
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.47.0
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.47.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.47.0
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.47.0
[INFO] [stderr]   Downloaded windows_i686_msvc v0.47.0
[INFO] [stderr]   Downloaded windows v0.47.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3befc8e3455f5308eb814c42299918568216f28f0fea5b83a0f7ad1899942778
[INFO] running `Command { std: "docker" "start" "-a" "3befc8e3455f5308eb814c42299918568216f28f0fea5b83a0f7ad1899942778", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3befc8e3455f5308eb814c42299918568216f28f0fea5b83a0f7ad1899942778", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3befc8e3455f5308eb814c42299918568216f28f0fea5b83a0f7ad1899942778", kill_on_drop: false }`
[INFO] [stdout] 3befc8e3455f5308eb814c42299918568216f28f0fea5b83a0f7ad1899942778
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1.95.0" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b24eda902769a95978772e71cd39af45bd5bce8f2eaed5886b108ca27266edcd
[INFO] running `Command { std: "docker" "start" "-a" "b24eda902769a95978772e71cd39af45bd5bce8f2eaed5886b108ca27266edcd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling libm v0.2.6
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling proc-macro2 v1.0.53
[INFO] [stderr]    Compiling quote v1.0.26
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-iter v0.1.43
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]    Compiling ahash v0.8.3
[INFO] [stderr]     Checking lexical-util v0.8.5
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling semver v1.0.17
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling serde_derive v1.0.160
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling io-lifetimes v1.0.9
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]     Checking iana-time-zone v0.1.55
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]    Compiling rustix v0.36.11
[INFO] [stderr]     Checking arrow-schema v36.0.0
[INFO] [stderr]    Compiling serde v1.0.160
[INFO] [stderr]     Checking lexical-parse-integer v0.8.6
[INFO] [stderr]     Checking lexical-write-integer v0.8.5
[INFO] [stderr]     Checking linux-raw-sys v0.1.4
[INFO] [stderr]     Checking hashbrown v0.13.2
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]     Checking lexical-parse-float v0.8.5
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking lexical-write-float v0.8.5
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling jobserver v0.1.26
[INFO] [stderr]    Compiling cpp_demangle v0.4.0
[INFO] [stderr]    Compiling zstd-safe v6.0.4+zstd.1.5.4
[INFO] [stderr]     Checking uuid v1.3.0
[INFO] [stderr]    Compiling flatbuffers v23.1.21
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling syn v2.0.6
[INFO] [stderr]     Checking either v1.8.1
[INFO] [stderr]     Checking lexical-core v0.8.5
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking half v1.8.2
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]     Checking debugid v0.8.0
[INFO] [stderr]     Checking plotters-backend v0.3.4
[INFO] [stderr]    Compiling paste v1.0.12
[INFO] [stderr]     Checking ciborium-io v0.2.0
[INFO] [stderr]    Compiling symbolic-demangle v10.2.1
[INFO] [stderr]    Compiling thiserror v1.0.40
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking memmap2 v0.5.10
[INFO] [stderr]     Checking num_cpus v1.15.0
[INFO] [stderr]     Checking rustc-demangle v0.1.21
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]     Checking os_str_bytes v6.5.0
[INFO] [stderr]     Checking bytemuck v1.13.1
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]     Checking gimli v0.27.2
[INFO] [stderr]    Compiling snap v1.1.0
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking num-format v0.4.4
[INFO] [stderr]     Checking symbolic-common v10.2.1
[INFO] [stderr]     Checking plotters-svg v0.3.3
[INFO] [stderr]     Checking rgb v0.8.36
[INFO] [stderr]     Checking ciborium-ll v0.2.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking quick-xml v0.26.0
[INFO] [stderr]     Checking object v0.30.3
[INFO] [stderr]     Checking brotli-decompressor v2.3.4
[INFO] [stderr]     Checking regex-syntax v0.7.1
[INFO] [stderr]     Checking str_stack v0.1.0
[INFO] [stderr]    Compiling pprof v0.11.1
[INFO] [stderr]     Checking textwrap v0.16.0
[INFO] [stderr]     Checking integer-encoding v3.0.4
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking walkdir v2.3.3
[INFO] [stderr]     Checking num-complex v0.4.3
[INFO] [stderr]     Checking half v2.2.1
[INFO] [stderr]     Checking ordered-float v2.10.0
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking chrono v0.4.24
[INFO] [stderr]    Compiling zstd-sys v2.0.7+zstd.1.5.4
[INFO] [stderr]    Compiling lz4-sys v1.9.4
[INFO] [stderr]    Compiling backtrace v0.3.67
[INFO] [stderr]    Compiling findshlibs v0.10.2
[INFO] [stderr]     Checking thrift v0.17.0
[INFO] [stderr]     Checking plotters v0.3.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking rayon v1.7.0
[INFO] [stderr]     Checking flate2 v1.0.25
[INFO] [stderr]     Checking is-terminal v0.4.5
[INFO] [stderr]     Checking tempfile v3.4.0
[INFO] [stderr]     Checking inferno v0.11.15
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking brotli v3.3.4
[INFO] [stderr]     Checking regex v1.8.1
[INFO] [stderr]     Checking nix v0.26.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking twox-hash v1.6.3
[INFO] [stderr]    Compiling seq-macro v0.3.3
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.40
[INFO] [stderr]     Checking base64 v0.21.0
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking addr2line v0.19.0
[INFO] [stderr]     Checking num v0.4.0
[INFO] [stderr]     Checking arrow-buffer v36.0.0
[INFO] [stderr]     Checking arrow-data v36.0.0
[INFO] [stderr]     Checking arrow-array v36.0.0
[INFO] [stderr]     Checking arrow-select v36.0.0
[INFO] [stderr]     Checking arrow-cast v36.0.0
[INFO] [stderr]     Checking arrow-ipc v36.0.0
[INFO] [stderr]     Checking zstd v0.12.3+zstd.1.5.2
[INFO] [stderr]     Checking ciborium v0.2.0
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.4.0
[INFO] [stderr]     Checking lz4 v1.24.0
[INFO] [stderr]     Checking parquet v36.0.0
[INFO] [stderr]     Checking micrograd-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/nn.rs:164:44
[INFO] [stdout]     |
[INFO] [stdout] 164 |                         .map(|(y, y_pred)| (y_pred - y))
[INFO] [stdout]     |                                            ^          ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 164 -                         .map(|(y, y_pred)| (y_pred - y))
[INFO] [stdout] 164 +                         .map(|(y, y_pred)| y_pred - y )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `LearningRateOptimiser`
[INFO] [stdout]  --> src/main.rs:4:46
[INFO] [stdout]   |
[INFO] [stdout] 4 | use micrograd_rs::optimiser::{AdamOptimiser, LearningRateOptimiser};
[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 import: `LearningRateOptimiser`
[INFO] [stdout]  --> src/main.rs:4:46
[INFO] [stdout]   |
[INFO] [stdout] 4 | use micrograd_rs::optimiser::{AdamOptimiser, LearningRateOptimiser};
[INFO] [stdout]   |                                              ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 57.30s
[INFO] running `Command { std: "docker" "inspect" "b24eda902769a95978772e71cd39af45bd5bce8f2eaed5886b108ca27266edcd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b24eda902769a95978772e71cd39af45bd5bce8f2eaed5886b108ca27266edcd", kill_on_drop: false }`
[INFO] [stdout] b24eda902769a95978772e71cd39af45bd5bce8f2eaed5886b108ca27266edcd
