[INFO] fetching crate simple_nn 0.1.2...
[INFO] testing simple_nn-0.1.2 against 1.100.0-beta.1+cargoflags=--release for beta-release-1.100-2
[INFO] extracting crate simple_nn 0.1.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate simple_nn 0.1.2
[INFO] finished tweaking crates.io crate simple_nn 0.1.2
[INFO] tweaked toml for crates.io crate simple_nn 0.1.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate simple_nn 0.1.2 on toolchain 1.100.0-beta.1
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate simple_nn 0.1.2 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" "+1.100.0-beta.1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:77db811e55d90add9212f6832c23229e3de5f1c1f9905e8cb07319ea15df73ac" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 4b501b83ed19b47b71bb887f353091db33a9e849b2ff0d65b2a12cc7a8a8361c
[INFO] running `Command { std: "docker" "start" "4b501b83ed19b47b71bb887f353091db33a9e849b2ff0d65b2a12cc7a8a8361c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b501b83ed19b47b71bb887f353091db33a9e849b2ff0d65b2a12cc7a8a8361c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4b501b83ed19b47b71bb887f353091db33a9e849b2ff0d65b2a12cc7a8a8361c" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4b501b83ed19b47b71bb887f353091db33a9e849b2ff0d65b2a12cc7a8a8361c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4b501b83ed19b47b71bb887f353091db33a9e849b2ff0d65b2a12cc7a8a8361c" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling serde v1.0.183
[INFO] [stderr]    Compiling serde_json v1.0.104
[INFO] [stderr]    Compiling ryu v1.0.15
[INFO] [stderr]    Compiling serde_derive v1.0.183
[INFO] [stderr]    Compiling getrandom v0.2.10
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling simple_nn v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 7.23s
[INFO] running `Command { std: "docker" "inspect" "4b501b83ed19b47b71bb887f353091db33a9e849b2ff0d65b2a12cc7a8a8361c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4b501b83ed19b47b71bb887f353091db33a9e849b2ff0d65b2a12cc7a8a8361c" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }`
[INFO] [stderr]    Compiling simple_nn v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `rand::Rng`
[INFO] [stdout]  --> examples/character_recognition.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use rand::Rng;
[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/tests/vector_tests.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let mut lhs = vec![0.9, 0.38, 0.79, 0.38];
[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] [stderr]     Finished `release` profile [optimized] target(s) in 2.02s
[INFO] running `Command { std: "docker" "inspect" "4b501b83ed19b47b71bb887f353091db33a9e849b2ff0d65b2a12cc7a8a8361c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "4b501b83ed19b47b71bb887f353091db33a9e849b2ff0d65b2a12cc7a8a8361c" "/opt/rustwide/cargo-home/bin/cargo" "+1.100.0-beta.1" "test" "--frozen" "--release", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `rand::Rng`
[INFO] [stderr]  --> examples/character_recognition.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use rand::Rng;
[INFO] [stderr]   |     ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `simple_nn` (example "character_recognition") generated 1 warning (run `cargo fix --example "character_recognition" -p simple_nn` to apply 1 suggestion)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> src/tests/vector_tests.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 |     let mut lhs = vec![0.9, 0.38, 0.79, 0.38];
[INFO] [stderr]   |         ----^^^
[INFO] [stderr]   |         |
[INFO] [stderr]   |         help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `simple_nn` (lib test) generated 1 warning (run `cargo fix --lib -p simple_nn --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `release` profile [optimized] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/release/build/simple_nn/4831b1c79aca43a6/out/simple_nn-4831b1c79aca43a6)
[INFO] [stdout] 
[INFO] [stdout] running 18 tests
[INFO] [stdout] test tests::sigmoid_test::sigmoid_range_test ... ok
[INFO] [stdout] test tests::matrix_addition::addition_test ... ok
[INFO] [stdout] test tests::soft_max_test::is_normalized ... ok
[INFO] [stdout] test tests::transpolation_test::is_working ... ok
[INFO] [stdout] test tests::dot_product_test::multiply_two_vectors ... ok
[INFO] [stdout] test tests::vector_sub_test::vec_subtraction ... ok
[INFO] [stdout] test tests::sigmoid_test::sigmoid_zero_test ... ok
[INFO] [stdout] test tests::get_max_test::get_max_test ... ok
[INFO] [stdout] test tests::matrix_mult_test::multiply_two_vectors - should panic ... ok
[INFO] [stdout] test tests::dot_product_test::multiply_two_different_sized_vecs - should panic ... ok
[INFO] [stdout] test tests::matrix_mult_test::element_wise_multiplication_test ... ok
[INFO] [stdout] test tests::backprop_test::delta_h_calc_test - should panic ... ok
[INFO] [stdout] test tests::vector_tests::basic_vec_mult ... ok
[INFO] [stdout] test tests::nn_test::nn_train ... ok
[INFO] [stdout] test tests::matrix_mult_test::multiply_by_a_scalar ... ok
[INFO] [stderr] error: test failed, to rerun pass `--lib`
[INFO] [stdout] test tests::sigmoid_test::sigmoid_negative_range_test ... ok
[INFO] [stdout] test tests::nn_saving_test::saving_test ... FAILED
[INFO] [stdout] test tests::matrix_mult_test::backprop_test ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- tests::nn_saving_test::saving_test stdout ----
[INFO] [stdout] NeuralNetwork { layers: [[[-0.24552124208822967, 0.13243966185536937, -0.2510537103478895, 0.35476160446720784], [0.16265241473985126, 0.1365966919219299, 0.006131589074603427, 0.4048732423292203], [-0.3299548232186146, -0.4089705680207185, -0.4378949298142591, -0.083363361565569]], [[-0.4450170776512281, 0.3346065395091772, -0.1525166692076051], [-0.49568515495858967, -0.06819012322914753, -0.18788935977266852]], [[0.022608132461134575, -0.28377314342437]]], node_outputs: [[], [], [], []], biases: [[1.0, 1.0, 1.0], [1.0, 1.0], [1.0]], activation_function: Sigmoid, layer_count: 4 }
[INFO] [stdout] 
[INFO] [stdout] thread 'tests::nn_saving_test::saving_test' (415) panicked at src/tests/nn_saving_test.rs:7:5:
[INFO] [stdout] explicit panic
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5b905a9d1071 - <<std[617be2ca0a6fd877]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[a373ad73a504971]::fmt::Display>::fmt
[INFO] [stdout]    1:     0x5b905a9e636a - core[a373ad73a504971]::fmt::write
[INFO] [stdout]    2:     0x5b905a9d535c - <alloc[2e1b2a31b91974c5]::vec::Vec<u8> as core[a373ad73a504971]::io::write::Write>::write_fmt
[INFO] [stdout]    3:     0x5b905a9ad4d6 - std[617be2ca0a6fd877]::panicking::default_hook::{closure#0}
[INFO] [stdout]    4:     0x5b905a9c9709 - std[617be2ca0a6fd877]::panicking::default_hook
[INFO] [stdout]    5:     0x5b905a962030 - test[aada8e7e76ba119b]::test_main_inner::{closure#0}
[INFO] [stdout]    6:     0x5b905a9c98c2 - std[617be2ca0a6fd877]::panicking::panic_with_hook
[INFO] [stdout]    7:     0x5b905a9ad5b4 - std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}
[INFO] [stdout]    8:     0x5b905a9a6269 - std[617be2ca0a6fd877]::sys::backtrace::__rust_end_short_backtrace::<std[617be2ca0a6fd877]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]    9:     0x5b905a9ae18d - __rustc[ea4f61d10b84890b]::rust_begin_unwind
[INFO] [stdout]   10:     0x5b905a9e6a9c - core[a373ad73a504971]::panicking::panic_fmt
[INFO] [stdout]   11:     0x5b905a9e6a62 - core[a373ad73a504971]::panicking::panic
[INFO] [stdout]   12:     0x5b905a94ebd3 - simple_nn[cd87d13681b155ac]::tests::nn_saving_test::saving_test
[INFO] [stdout]   13:     0x5b905a94efde - <simple_nn[cd87d13681b155ac]::tests::nn_saving_test::saving_test::{closure#0} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   14:     0x5b905a95547b - test[aada8e7e76ba119b]::__rust_begin_short_backtrace::<core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>, fn() -> core[a373ad73a504971]::result::Result<(), alloc[2e1b2a31b91974c5]::string::String>>
[INFO] [stdout]   15:     0x5b905a962655 - test[aada8e7e76ba119b]::run_test::{closure#0}
[INFO] [stdout]   16:     0x5b905a95bf44 - std[617be2ca0a6fd877]::sys::backtrace::__rust_begin_short_backtrace::<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>
[INFO] [stdout]   17:     0x5b905a9656e2 - <std[617be2ca0a6fd877]::thread::lifecycle::spawn_unchecked<test[aada8e7e76ba119b]::run_test::{closure#1}, ()>::{closure#1} as core[a373ad73a504971]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   18:     0x5b905a9d08cf - <std[617be2ca0a6fd877]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]   19:     0x714d99bdddfa - <unknown>
[INFO] [stdout]   20:     0x714d99c713d4 - clone
[INFO] [stdout]   21:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     tests::nn_saving_test::saving_test
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 17 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4b501b83ed19b47b71bb887f353091db33a9e849b2ff0d65b2a12cc7a8a8361c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b501b83ed19b47b71bb887f353091db33a9e849b2ff0d65b2a12cc7a8a8361c", kill_on_drop: false }`
[INFO] [stdout] 4b501b83ed19b47b71bb887f353091db33a9e849b2ff0d65b2a12cc7a8a8361c
