[INFO] cloning repository https://github.com/LManuXx/little-flow
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/LManuXx/little-flow" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLManuXx%2Flittle-flow", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLManuXx%2Flittle-flow'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e9d16aad502f2c910779a868fa8a8c80eed79071
[INFO] testing LManuXx/little-flow against try#bd7d74411512a3dd3b35d2f699c51dd2557c7e7e+cargoflags=-Zbuild-dir-new-layout for pr-149852-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FLManuXx%2Flittle-flow" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/LManuXx/little-flow
[INFO] finished tweaking git repo https://github.com/LManuXx/little-flow
[INFO] tweaked toml for git repo https://github.com/LManuXx/little-flow written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/LManuXx/little-flow on toolchain bd7d74411512a3dd3b35d2f699c51dd2557c7e7e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/LManuXx/little-flow 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" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 985174355a59b7050eb5e88462f762068f01efabbf96e93c46b647fe7d243797
[INFO] running `Command { std: "docker" "start" "-a" "985174355a59b7050eb5e88462f762068f01efabbf96e93c46b647fe7d243797", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "985174355a59b7050eb5e88462f762068f01efabbf96e93c46b647fe7d243797", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "985174355a59b7050eb5e88462f762068f01efabbf96e93c46b647fe7d243797", kill_on_drop: false }`
[INFO] [stdout] 985174355a59b7050eb5e88462f762068f01efabbf96e93c46b647fe7d243797
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "build" "--frozen" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 50cf4991324d83575a1df836bf4ae635b821e1005891eefb7246ed49afada249
[INFO] running `Command { std: "docker" "start" "-a" "50cf4991324d83575a1df836bf4ae635b821e1005891eefb7246ed49afada249", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling getrandom v0.3.2
[INFO] [stderr]    Compiling rand_core v0.9.3
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling rand v0.9.0
[INFO] [stderr]    Compiling littleflow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `dL_dy` should have a snake case name
[INFO] [stdout]   --> src/layer/dense.rs:69:9
[INFO] [stdout]    |
[INFO] [stdout] 69 |         dL_dy: &Tensor<T>,
[INFO] [stdout]    |         ^^^^^ help: convert the identifier to snake case: `d_l_dy`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `input_T` should have a snake case name
[INFO] [stdout]   --> src/layer/dense.rs:80:13
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let input_T = input.transpose();
[INFO] [stdout]    |             ^^^^^^^ help: convert the identifier to snake case: `input_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `weights_T` should have a snake case name
[INFO] [stdout]   --> src/layer/dense.rs:87:13
[INFO] [stdout]    |
[INFO] [stdout] 87 |         let weights_T = self.weights.transpose();
[INFO] [stdout]    |             ^^^^^^^^^ help: convert the identifier to snake case: `weights_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.57s
[INFO] running `Command { std: "docker" "inspect" "50cf4991324d83575a1df836bf4ae635b821e1005891eefb7246ed49afada249", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50cf4991324d83575a1df836bf4ae635b821e1005891eefb7246ed49afada249", kill_on_drop: false }`
[INFO] [stdout] 50cf4991324d83575a1df836bf4ae635b821e1005891eefb7246ed49afada249
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "--no-run" "--message-format=json" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 8f704c720c62c011d77c97e64eaf284a17745ee41d02c15317b04a76264774f5
[INFO] running `Command { std: "docker" "start" "-a" "8f704c720c62c011d77c97e64eaf284a17745ee41d02c15317b04a76264774f5", kill_on_drop: false }`
[INFO] [stdout] warning: variable `dL_dy` should have a snake case name
[INFO] [stdout]   --> src/layer/dense.rs:69:9
[INFO] [stdout]    |
[INFO] [stdout] 69 |         dL_dy: &Tensor<T>,
[INFO] [stdout]    |         ^^^^^ help: convert the identifier to snake case: `d_l_dy`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `input_T` should have a snake case name
[INFO] [stdout]   --> src/layer/dense.rs:80:13
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let input_T = input.transpose();
[INFO] [stdout]    |             ^^^^^^^ help: convert the identifier to snake case: `input_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `weights_T` should have a snake case name
[INFO] [stdout]   --> src/layer/dense.rs:87:13
[INFO] [stdout]    |
[INFO] [stdout] 87 |         let weights_T = self.weights.transpose();
[INFO] [stdout]    |             ^^^^^^^^^ help: convert the identifier to snake case: `weights_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling littleflow v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `TrainableLayer`
[INFO] [stdout]  --> tests/binary_sum.rs:3:36
[INFO] [stdout]   |
[INFO] [stdout] 3 | use littleflow::layer::trainable::{TrainableLayer, TrainableModel};
[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: `littleflow::loss::Loss`
[INFO] [stdout]  --> tests/binary_sum.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use littleflow::loss::Loss;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `dL_dy` should have a snake case name
[INFO] [stdout]   --> tests/train_dense.rs:40:17
[INFO] [stdout]    |
[INFO] [stdout] 40 |             let dL_dy = loss_fn.backward(&pred, target);
[INFO] [stdout]    |                 ^^^^^ help: convert the identifier to snake case: `d_l_dy`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `dL_dy` should have a snake case name
[INFO] [stdout]   --> src/layer/dense.rs:69:9
[INFO] [stdout]    |
[INFO] [stdout] 69 |         dL_dy: &Tensor<T>,
[INFO] [stdout]    |         ^^^^^ help: convert the identifier to snake case: `d_l_dy`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `input_T` should have a snake case name
[INFO] [stdout]   --> src/layer/dense.rs:80:13
[INFO] [stdout]    |
[INFO] [stdout] 80 |         let input_T = input.transpose();
[INFO] [stdout]    |             ^^^^^^^ help: convert the identifier to snake case: `input_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `weights_T` should have a snake case name
[INFO] [stdout]   --> src/layer/dense.rs:87:13
[INFO] [stdout]    |
[INFO] [stdout] 87 |         let weights_T = self.weights.transpose();
[INFO] [stdout]    |             ^^^^^^^^^ help: convert the identifier to snake case: `weights_t`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.24s
[INFO] running `Command { std: "docker" "inspect" "8f704c720c62c011d77c97e64eaf284a17745ee41d02c15317b04a76264774f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f704c720c62c011d77c97e64eaf284a17745ee41d02c15317b04a76264774f5", kill_on_drop: false }`
[INFO] [stdout] 8f704c720c62c011d77c97e64eaf284a17745ee41d02c15317b04a76264774f5
[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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+bd7d74411512a3dd3b35d2f699c51dd2557c7e7e" "test" "--frozen" "-Zbuild-dir-new-layout", kill_on_drop: false }`
[INFO] [stdout] 0124a5be788f28848ea27b6d77aa38c343e0905a9d1766e7929c33dd8afcedfd
[INFO] running `Command { std: "docker" "start" "-a" "0124a5be788f28848ea27b6d77aa38c343e0905a9d1766e7929c33dd8afcedfd", kill_on_drop: false }`
[INFO] [stderr] warning: variable `dL_dy` should have a snake case name
[INFO] [stderr]   --> src/layer/dense.rs:69:9
[INFO] [stderr]    |
[INFO] [stderr] 69 |         dL_dy: &Tensor<T>,
[INFO] [stderr]    |         ^^^^^ help: convert the identifier to snake case: `d_l_dy`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable `input_T` should have a snake case name
[INFO] [stderr]   --> src/layer/dense.rs:80:13
[INFO] [stderr]    |
[INFO] [stderr] 80 |         let input_T = input.transpose();
[INFO] [stderr]    |             ^^^^^^^ help: convert the identifier to snake case: `input_t`
[INFO] [stderr] 
[INFO] [stderr] warning: variable `weights_T` should have a snake case name
[INFO] [stderr]   --> src/layer/dense.rs:87:13
[INFO] [stderr]    |
[INFO] [stderr] 87 |         let weights_T = self.weights.transpose();
[INFO] [stderr]    |             ^^^^^^^^^ help: convert the identifier to snake case: `weights_t`
[INFO] [stderr] 
[INFO] [stderr] warning: `littleflow` (lib) generated 3 warnings
[INFO] [stderr] warning: `littleflow` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr] warning: variable `dL_dy` should have a snake case name
[INFO] [stderr]   --> tests/train_dense.rs:40:17
[INFO] [stderr]    |
[INFO] [stderr] 40 |             let dL_dy = loss_fn.backward(&pred, target);
[INFO] [stderr]    |                 ^^^^^ help: convert the identifier to snake case: `d_l_dy`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TrainableLayer`
[INFO] [stderr]  --> tests/binary_sum.rs:3:36
[INFO] [stderr]   |
[INFO] [stderr] 3 | use littleflow::layer::trainable::{TrainableLayer, TrainableModel};
[INFO] [stderr]   |                                    ^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `littleflow::loss::Loss`
[INFO] [stderr]  --> tests/binary_sum.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use littleflow::loss::Loss;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `littleflow` (test "train_dense") generated 1 warning
[INFO] [stderr] warning: `littleflow` (test "binary_sum") generated 2 warnings
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/build/littleflow/69e4386f3b6a367e/deps/littleflow-69e4386f3b6a367e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]      Running tests/binary_sum.rs (/opt/rustwide/target/debug/build/littleflow/50aecf44ecff8754/deps/binary_sum-50aecf44ecff8754)
[INFO] [stdout] test main ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 6.70s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/dense_forward.rs (/opt/rustwide/target/debug/build/littleflow/f7619b5e07ec843f/deps/dense_forward-f7619b5e07ec843f)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test dense_layer_forward_with_relu ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/train_dense.rs (/opt/rustwide/target/debug/build/littleflow/58db12f3c7734e53/deps/train_dense-58db12f3c7734e53)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test train_dense_layer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests littleflow
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0124a5be788f28848ea27b6d77aa38c343e0905a9d1766e7929c33dd8afcedfd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0124a5be788f28848ea27b6d77aa38c343e0905a9d1766e7929c33dd8afcedfd", kill_on_drop: false }`
[INFO] [stdout] 0124a5be788f28848ea27b6d77aa38c343e0905a9d1766e7929c33dd8afcedfd
