[INFO] fetching crate prophet 0.4.2... [INFO] testing prophet-0.4.2 against 1.55.0 for beta-1.56-1 [INFO] extracting crate prophet 0.4.2 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate prophet 0.4.2 on toolchain 1.55.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate prophet 0.4.2 [INFO] finished tweaking crates.io crate prophet 0.4.2 [INFO] tweaked toml for crates.io crate prophet 0.4.2 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded ndarray v0.10.14 [INFO] [stderr] Downloaded ndarray-rand v0.6.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e129ec83c0ae5f890c20afe91eda2ffb244f63d0d8e68c31ed7d9023ccc17dfc [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "e129ec83c0ae5f890c20afe91eda2ffb244f63d0d8e68c31ed7d9023ccc17dfc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e129ec83c0ae5f890c20afe91eda2ffb244f63d0d8e68c31ed7d9023ccc17dfc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e129ec83c0ae5f890c20afe91eda2ffb244f63d0d8e68c31ed7d9023ccc17dfc", kill_on_drop: false }` [INFO] [stdout] e129ec83c0ae5f890c20afe91eda2ffb244f63d0d8e68c31ed7d9023ccc17dfc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d3579e2665d597fbfae0c9bb709063084ac7d51c48bb376a3c91f6a65cc9e72e [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "d3579e2665d597fbfae0c9bb709063084ac7d51c48bb376a3c91f6a65cc9e72e", kill_on_drop: false }` [INFO] [stderr] Compiling ndarray v0.10.14 [INFO] [stderr] Compiling ndarray-rand v0.6.1 [INFO] [stderr] Compiling prophet v0.4.2 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 4.19s [INFO] running `Command { std: "docker" "inspect" "d3579e2665d597fbfae0c9bb709063084ac7d51c48bb376a3c91f6a65cc9e72e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d3579e2665d597fbfae0c9bb709063084ac7d51c48bb376a3c91f6a65cc9e72e", kill_on_drop: false }` [INFO] [stdout] d3579e2665d597fbfae0c9bb709063084ac7d51c48bb376a3c91f6a65cc9e72e [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] dd340ad3f6662690c5f966b17755ae58494b554e7041d9928ea1f4f4dfa2b092 [INFO] running `Command { std: "docker" "start" "-a" "dd340ad3f6662690c5f966b17755ae58494b554e7041d9928ea1f4f4dfa2b092", kill_on_drop: false }` [INFO] [stderr] Compiling prophet v0.4.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `to_owned` that must be used [INFO] [stdout] --> src/neural_net.rs:418:4 [INFO] [stdout] | [INFO] [stdout] 418 | layer.calculate_output_gradients(expected.view()).to_owned(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: cloning is often expensive and is not expected to have side effects [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.52s [INFO] running `Command { std: "docker" "inspect" "dd340ad3f6662690c5f966b17755ae58494b554e7041d9928ea1f4f4dfa2b092", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dd340ad3f6662690c5f966b17755ae58494b554e7041d9928ea1f4f4dfa2b092", kill_on_drop: false }` [INFO] [stdout] dd340ad3f6662690c5f966b17755ae58494b554e7041d9928ea1f4f4dfa2b092 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 82b99b712b5fd5fe55cad4636d56c2892275a6757fd7153a5ea7aebca175995a [INFO] running `Command { std: "docker" "start" "-a" "82b99b712b5fd5fe55cad4636d56c2892275a6757fd7153a5ea7aebca175995a", kill_on_drop: false }` [INFO] [stdout] [INFO] [stderr] warning: unused return value of `to_owned` that must be used [INFO] [stdout] running 22 tests [INFO] [stderr] --> src/neural_net.rs:418:4 [INFO] [stderr] | [INFO] [stderr] 418 | layer.calculate_output_gradients(expected.view()).to_owned(); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: cloning is often expensive and is not expected to have side effects [INFO] [stderr] [INFO] [stderr] warning: `prophet` (lib test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/prophet-d4d82fe20e169de2) [INFO] [stdout] test neural_net::tests::equivalence ... ignored [INFO] [stdout] test activation::tests::relu ... ok [INFO] [stdout] test activation::tests::binary_step ... ok [INFO] [stdout] test mentor::samples::tests::sample_and_vec_equal ... ok [INFO] [stdout] test neural_net::tests::fully_connected_layer::construction_invariants ... ok [INFO] [stdout] test activation::tests::tanh ... ok [INFO] [stdout] test activation::tests::logistic ... ok [INFO] [stdout] test activation::tests::softplus ... ok [INFO] [stdout] test activation::tests::bent_identity ... ok [INFO] [stdout] test activation::tests::softsign ... ok [INFO] [stdout] test mentor::samples::tests::missing_both_brackets ... ok [INFO] [stdout] test activation::tests::gaussian ... ok [INFO] [stdout] test neural_net::tests::fully_connected_layer::propagate_gradients ... ok [INFO] [stdout] test mentor::samples::tests::missing_left_brackets ... ok [INFO] [stdout] test neural_net::tests::fully_connected_layer::update_weights ... ok [INFO] [stdout] test mentor::samples::tests::missing_right_brackets ... ok [INFO] [stdout] test topology::tests::construction ... ok [INFO] [stderr] Running tests/integration.rs (/opt/rustwide/target/debug/deps/integration-42701f010b835a37) [INFO] [stdout] test activation::tests::sinusoid ... ok [INFO] [stdout] test neural_net::tests::fully_connected_layer::feed_forward ... ok [INFO] [stdout] test activation::tests::identity ... ok [INFO] [stdout] test neural_net::tests::fully_connected_layer::update_output_gradients ... ok [INFO] [stdout] test activation::tests::arctan ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 21 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test train_constant ... ok [INFO] [stdout] test train_and ... ok [INFO] [stdout] test train_compare ... ok [INFO] [stdout] test train_xor ... ok [INFO] [stderr] Doc-tests prophet [INFO] [stdout] test train_triple_add ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.14s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test src/mentor/samples.rs - samples (line 81) - compile ... ok [INFO] [stdout] test src/mentor/samples.rs - samples (line 108) - compile ... ok [INFO] [stdout] test src/lib.rs - (line 19) ... ok [INFO] [stdout] test src/lib.rs - (line 63) ... ok [INFO] [stdout] test src/mentor/samples.rs - samples (line 89) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.90s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "82b99b712b5fd5fe55cad4636d56c2892275a6757fd7153a5ea7aebca175995a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "82b99b712b5fd5fe55cad4636d56c2892275a6757fd7153a5ea7aebca175995a", kill_on_drop: false }` [INFO] [stdout] 82b99b712b5fd5fe55cad4636d56c2892275a6757fd7153a5ea7aebca175995a