[INFO] cloning repository https://github.com/Tretygon/Neural_Network [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tretygon/Neural_Network" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTretygon%2FNeural_Network", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTretygon%2FNeural_Network'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d8b77af4837bf436456dbd530e15a43a8f11e017 [INFO] checking Tretygon/Neural_Network against master#94b72d6bebbddb5d17860914c4544f37365e988c for pr-122789 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTretygon%2FNeural_Network" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Tretygon/Neural_Network on toolchain 94b72d6bebbddb5d17860914c4544f37365e988c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+94b72d6bebbddb5d17860914c4544f37365e988c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Tretygon/Neural_Network [INFO] finished tweaking git repo https://github.com/Tretygon/Neural_Network [INFO] tweaked toml for git repo https://github.com/Tretygon/Neural_Network written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Tretygon/Neural_Network 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" "+94b72d6bebbddb5d17860914c4544f37365e988c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [ERROR] this task or one of its parent failed! [ERROR] no output for 300 seconds [ERROR] note: run with `RUST_BACKTRACE=1` to display a backtrace. [INFO] checking Tretygon/Neural_Network against try#cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc for pr-122789 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTretygon%2FNeural_Network" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Tretygon/Neural_Network on toolchain cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Tretygon/Neural_Network [INFO] finished tweaking git repo https://github.com/Tretygon/Neural_Network [INFO] tweaked toml for git repo https://github.com/Tretygon/Neural_Network written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Tretygon/Neural_Network 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" "+cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [ERROR] error running command: no output for 300 seconds [INFO] checking Tretygon/Neural_Network against try#cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc for pr-122789 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTretygon%2FNeural_Network" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Tretygon/Neural_Network on toolchain cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Tretygon/Neural_Network [INFO] finished tweaking git repo https://github.com/Tretygon/Neural_Network [INFO] tweaked toml for git repo https://github.com/Tretygon/Neural_Network written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Tretygon/Neural_Network 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" "+cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc" "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] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde_json v1.0.17 [INFO] [stderr] Downloaded mnist v0.4.0 [INFO] [stderr] Downloaded serde_derive_internals v0.23.1 [INFO] [stderr] Downloaded serde v1.0.45 [INFO] [stderr] Downloaded serde_derive v1.0.45 [INFO] [stderr] Downloaded syn v0.13.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8c4802acb65d9f3b25b7b162f36c6e0ca23b757191c1fa1d79b5330fb5f93f02 [INFO] running `Command { std: "docker" "start" "-a" "8c4802acb65d9f3b25b7b162f36c6e0ca23b757191c1fa1d79b5330fb5f93f02", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8c4802acb65d9f3b25b7b162f36c6e0ca23b757191c1fa1d79b5330fb5f93f02", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8c4802acb65d9f3b25b7b162f36c6e0ca23b757191c1fa1d79b5330fb5f93f02", kill_on_drop: false }` [INFO] [stdout] 8c4802acb65d9f3b25b7b162f36c6e0ca23b757191c1fa1d79b5330fb5f93f02 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d890c4d295a8545976d4732d88466891aae269b803af92967fadae15a60379e4 [INFO] running `Command { std: "docker" "start" "-a" "d890c4d295a8545976d4732d88466891aae269b803af92967fadae15a60379e4", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking libc v0.2.40 [INFO] [stderr] Checking serde v1.0.45 [INFO] [stderr] Checking itoa v0.4.1 [INFO] [stderr] Checking byteorder v1.2.2 [INFO] [stderr] Checking dtoa v0.4.2 [INFO] [stderr] Compiling proc-macro2 v0.3.8 [INFO] [stderr] Checking mnist v0.4.0 [INFO] [stderr] Compiling quote v0.5.2 [INFO] [stderr] Checking rand v0.4.2 [INFO] [stderr] Checking time v0.1.39 [INFO] [stderr] Compiling syn v0.13.4 [INFO] [stderr] Compiling serde_derive_internals v0.23.1 [INFO] [stderr] Compiling serde_derive v1.0.45 [INFO] [stderr] Checking serde_json v1.0.17 [INFO] [stderr] Checking Neural_Network v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: expected one of `.`, `;`, `?`, `}`, or an operator, found `x` [INFO] [stdout] --> src/main.rs:117:17 [INFO] [stdout] | [INFO] [stdout] 117 | x > 0_f32 ? x 0_f32 [INFO] [stdout] | ^ expected one of `.`, `;`, `?`, `}`, or an operator [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: expected one of `.`, `;`, `?`, `}`, or an operator, found `x` [INFO] [stdout] --> src/main.rs:117:17 [INFO] [stdout] | [INFO] [stdout] 117 | x > 0_f32 ? x 0_f32 [INFO] [stdout] | ^ expected one of `.`, `;`, `?`, `}`, or an operator [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Err` is imported redundantly [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::result::Result::Err; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc/library/std/src/prelude/mod.rs:105:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Err` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Err` is imported redundantly [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | use std::result::Result::Err; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] --> /rustc/cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc/library/std/src/prelude/mod.rs:105:13 [INFO] [stdout] | [INFO] [stdout] = note: the item `Err` is already defined here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `trn_lbl` [INFO] [stdout] --> src/main.rs:30:29 [INFO] [stdout] | [INFO] [stdout] 30 | let Mnist {mut trn_img, trn_lbl, .. } = MnistBuilder::new() [INFO] [stdout] | ^^^^^^^- [INFO] [stdout] | | [INFO] [stdout] | help: try removing the field [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `trn_lbl` [INFO] [stdout] --> src/main.rs:30:29 [INFO] [stdout] | [INFO] [stdout] 30 | let Mnist {mut trn_img, trn_lbl, .. } = MnistBuilder::new() [INFO] [stdout] | ^^^^^^^- [INFO] [stdout] | | [INFO] [stdout] | help: try removing the field [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> src/main.rs:70:17 [INFO] [stdout] | [INFO] [stdout] 70 | for y in 0..sizes[layer_num + 1]{ [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `y` [INFO] [stdout] --> src/main.rs:70:17 [INFO] [stdout] | [INFO] [stdout] 70 | for y in 0..sizes[layer_num + 1]{ [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_y` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/main.rs:72:21 [INFO] [stdout] | [INFO] [stdout] 72 | for x in 0..sizes[layer_num]{ [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `x` [INFO] [stdout] --> src/main.rs:72:21 [INFO] [stdout] | [INFO] [stdout] 72 | for x in 0..sizes[layer_num]{ [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_x` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `Neural_Network` (bin "Neural_Network") due to 2 previous errors; 4 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `Neural_Network` (bin "Neural_Network" test) due to 2 previous errors; 4 warnings emitted [INFO] running `Command { std: "docker" "inspect" "d890c4d295a8545976d4732d88466891aae269b803af92967fadae15a60379e4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d890c4d295a8545976d4732d88466891aae269b803af92967fadae15a60379e4", kill_on_drop: false }` [INFO] [stdout] d890c4d295a8545976d4732d88466891aae269b803af92967fadae15a60379e4