[INFO] cloning repository https://github.com/Krahos/neural_networks [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Krahos/neural_networks" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKrahos%2Fneural_networks", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKrahos%2Fneural_networks'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 964ead09bb9f6132082018a23c11923e6169deb3 [INFO] testing Krahos/neural_networks against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FKrahos%2Fneural_networks" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Krahos/neural_networks on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Krahos/neural_networks [INFO] finished tweaking git repo https://github.com/Krahos/neural_networks [INFO] tweaked toml for git repo https://github.com/Krahos/neural_networks written to /workspace/builds/worker-7/source/Cargo.toml [INFO] crate git repo https://github.com/Krahos/neural_networks already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", 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] 94ed7b69e5e92c9c40c681876661124c0e8681ab5f25bb1e6ef26a1abb3cdeea [INFO] running `Command { std: "docker" "start" "-a" "94ed7b69e5e92c9c40c681876661124c0e8681ab5f25bb1e6ef26a1abb3cdeea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "94ed7b69e5e92c9c40c681876661124c0e8681ab5f25bb1e6ef26a1abb3cdeea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "94ed7b69e5e92c9c40c681876661124c0e8681ab5f25bb1e6ef26a1abb3cdeea", kill_on_drop: false }` [INFO] [stdout] 94ed7b69e5e92c9c40c681876661124c0e8681ab5f25bb1e6ef26a1abb3cdeea [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--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] 992ebb620ac77a2704db682653f4ff23fcb74abcb025069e961f9cf51228797e [INFO] running `Command { std: "docker" "start" "-a" "992ebb620ac77a2704db682653f4ff23fcb74abcb025069e961f9cf51228797e", kill_on_drop: false }` [INFO] [stderr] Compiling neural_networks v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0425]: cannot find value `expected_outputs` in this scope [INFO] [stdout] --> src/neural_network.rs:86:77 [INFO] [stdout] | [INFO] [stdout] 86 | let delta = cost_derivative(sigmoid_outputs[sigmoid_outputs.len()], expected_outputs) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: negative integers cannot be used to index on a `Vec<&Vec>` [INFO] [stdout] --> src/neural_network.rs:87:50 [INFO] [stdout] | [INFO] [stdout] 87 | * sigmoid_derivative(sigmoid_outputs[-1]); [INFO] [stdout] | ^^ cannot use a negative integer for indexing on `Vec<&Vec>` [INFO] [stdout] | [INFO] [stdout] help: to access an element starting from the end of the `Vec<&Vec>`, compute the index [INFO] [stdout] | [INFO] [stdout] 87 | * sigmoid_derivative(sigmoid_outputs[sigmoid_outputs.len() -1]); [INFO] [stdout] | +++++++++++++++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0369]: cannot multiply `Vec` by `f64` [INFO] [stdout] --> src/neural_network.rs:87:13 [INFO] [stdout] | [INFO] [stdout] 86 | let delta = cost_derivative(sigmoid_outputs[sigmoid_outputs.len()], expected_outputs) [INFO] [stdout] | ------------------------------------------------------------------------- Vec [INFO] [stdout] 87 | * sigmoid_derivative(sigmoid_outputs[-1]); [INFO] [stdout] | ^ --------------------------------------- f64 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/neural_network.rs:89:16 [INFO] [stdout] | [INFO] [stdout] 62 | ) -> Result<(Vec, Vec), String> { [INFO] [stdout] | ------------------------------------ expected `Result<(Vec, Vec), String>` because of return type [INFO] [stdout] ... [INFO] [stdout] 89 | return (nabla_b, nabla_w); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ expected enum `Result`, found tuple [INFO] [stdout] | [INFO] [stdout] = note: expected enum `Result<(Vec, Vec), String>` [INFO] [stdout] found tuple `(Vec>, Vec>)` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0308, E0369, E0425. [INFO] [stdout] [INFO] [stdout] For more information about an error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `neural_networks` due to 5 previous errors [INFO] running `Command { std: "docker" "inspect" "992ebb620ac77a2704db682653f4ff23fcb74abcb025069e961f9cf51228797e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "992ebb620ac77a2704db682653f4ff23fcb74abcb025069e961f9cf51228797e", kill_on_drop: false }` [INFO] [stdout] 992ebb620ac77a2704db682653f4ff23fcb74abcb025069e961f9cf51228797e