[INFO] cloning repository https://github.com/radialHuman/neural_network_from_scratch [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/radialHuman/neural_network_from_scratch" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FradialHuman%2Fneural_network_from_scratch", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FradialHuman%2Fneural_network_from_scratch'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 7924112a5d29f7cf74f5115d7be333c196103da6 [INFO] checking radialHuman/neural_network_from_scratch against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FradialHuman%2Fneural_network_from_scratch" "/workspace/builds/worker-6/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/radialHuman/neural_network_from_scratch on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/radialHuman/neural_network_from_scratch [INFO] finished tweaking git repo https://github.com/radialHuman/neural_network_from_scratch [INFO] tweaked toml for git repo https://github.com/radialHuman/neural_network_from_scratch written to /workspace/builds/worker-6/source/Cargo.toml [INFO] crate git repo https://github.com/radialHuman/neural_network_from_scratch already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 116b4d5d52fd3a3c600a692b56e0020041b8597506b3f5ab231985ace4211f0c [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" "116b4d5d52fd3a3c600a692b56e0020041b8597506b3f5ab231985ace4211f0c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "116b4d5d52fd3a3c600a692b56e0020041b8597506b3f5ab231985ace4211f0c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "116b4d5d52fd3a3c600a692b56e0020041b8597506b3f5ab231985ace4211f0c", kill_on_drop: false }` [INFO] [stdout] 116b4d5d52fd3a3c600a692b56e0020041b8597506b3f5ab231985ace4211f0c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e4f7693c5fe410ce86e103ebc20a0f24c4f8158b02cd06f1f917c10e206f1368 [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" "e4f7693c5fe410ce86e103ebc20a0f24c4f8158b02cd06f1f917c10e206f1368", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.69 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-integer v0.1.42 [INFO] [stderr] Checking ndarray v0.13.1 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_pcg v0.2.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking libmath v0.2.1 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking rand_distr v0.2.2 [INFO] [stderr] Checking ndarray-rand v0.11.0 [INFO] [stderr] Checking try_out v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0369]: cannot multiply `T` by `T` [INFO] [stdout] --> src/five.rs:333:44 [INFO] [stdout] | [INFO] [stdout] 333 | a.iter().zip(b.iter()).map(|(x, y)| *x * *y).collect() [INFO] [stdout] | -- ^ -- T [INFO] [stdout] | | [INFO] [stdout] | T [INFO] [stdout] | [INFO] [stdout] help: consider restricting type parameter `T` [INFO] [stdout] | [INFO] [stdout] 332 | pub fn element_wise_multiplication>(a: &Vec, b: &Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0369`. [INFO] [stdout] [INFO] [stderr] error: could not compile `try_out` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0369]: cannot multiply `T` by `T` [INFO] [stdout] --> src/five.rs:333:44 [INFO] [stdout] | [INFO] [stdout] 333 | a.iter().zip(b.iter()).map(|(x, y)| *x * *y).collect() [INFO] [stdout] | -- ^ -- T [INFO] [stdout] | | [INFO] [stdout] | T [INFO] [stdout] | [INFO] [stdout] help: consider restricting type parameter `T` [INFO] [stdout] | [INFO] [stdout] 332 | pub fn element_wise_multiplication>(a: &Vec, b: &Vec) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0369`. [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "e4f7693c5fe410ce86e103ebc20a0f24c4f8158b02cd06f1f917c10e206f1368", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e4f7693c5fe410ce86e103ebc20a0f24c4f8158b02cd06f1f917c10e206f1368", kill_on_drop: false }` [INFO] [stdout] e4f7693c5fe410ce86e103ebc20a0f24c4f8158b02cd06f1f917c10e206f1368