[INFO] cloning repository https://github.com/JonathanWoollett-Light/latex_classifier [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JonathanWoollett-Light/latex_classifier" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonathanWoollett-Light%2Flatex_classifier", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonathanWoollett-Light%2Flatex_classifier'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e74393202a8ee99f4ab88917a1fdafd66fff5d04 [INFO] checking JonathanWoollett-Light/latex_classifier against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonathanWoollett-Light%2Flatex_classifier" "/workspace/builds/worker-9/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/JonathanWoollett-Light/latex_classifier on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/JonathanWoollett-Light/latex_classifier [INFO] finished tweaking git repo https://github.com/JonathanWoollett-Light/latex_classifier [INFO] tweaked toml for git repo https://github.com/JonathanWoollett-Light/latex_classifier written to /workspace/builds/worker-9/source/Cargo.toml [INFO] crate git repo https://github.com/JonathanWoollett-Light/latex_classifier already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "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-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b71abba5b3cd0278f1344afcc1221267f902288b80606fdb3ec3db2bbefe1e92 [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" "b71abba5b3cd0278f1344afcc1221267f902288b80606fdb3ec3db2bbefe1e92", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b71abba5b3cd0278f1344afcc1221267f902288b80606fdb3ec3db2bbefe1e92", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b71abba5b3cd0278f1344afcc1221267f902288b80606fdb3ec3db2bbefe1e92", kill_on_drop: false }` [INFO] [stdout] b71abba5b3cd0278f1344afcc1221267f902288b80606fdb3ec3db2bbefe1e92 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 7d7657c80726d985b490ba459a3e7bd46725c2b7b8d8ed155f85c848cc6bbcd6 [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" "7d7657c80726d985b490ba459a3e7bd46725c2b7b8d8ed155f85c848cc6bbcd6", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.9 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling itoa v0.4.5 [INFO] [stderr] Checking smallvec v1.2.0 [INFO] [stderr] Compiling num-rational v0.2.3 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking lock_api v0.3.3 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking itertools v0.8.2 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.12.0 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking signal-hook-registry v1.2.0 [INFO] [stderr] Checking deflate v0.7.20 [INFO] [stderr] Checking parking_lot_core v0.7.0 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking parking_lot v0.10.0 [INFO] [stderr] Checking mio v0.6.21 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking png v0.15.3 [INFO] [stderr] Compiling memoffset v0.5.3 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Checking crossbeam-epoch v0.8.2 [INFO] [stderr] Checking signal-hook v0.1.13 [INFO] [stderr] Compiling syn v1.0.16 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking crossterm v0.17.1 [INFO] [stderr] Checking rayon-core v1.7.0 [INFO] [stderr] Checking rayon v1.3.0 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Checking jpeg-decoder v0.1.18 [INFO] [stderr] Compiling serde_derive v1.0.106 [INFO] [stderr] Checking tiff v0.3.1 [INFO] [stderr] Checking image v0.22.5 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Checking serde_json v1.0.51 [INFO] [stderr] Compiling arrayfire v3.7.0 [INFO] [stderr] Checking cogent v0.3.6 [INFO] [stderr] Checking latex_classifier v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::cmp` [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use std::cmp; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Add` [INFO] [stdout] --> src/main.rs:15:30 [INFO] [stdout] | [INFO] [stdout] 15 | use std::ops::{Sub,SubAssign,Add}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `af_print`, `print_gen` [INFO] [stdout] --> src/main.rs:17:49 [INFO] [stdout] | [INFO] [stdout] 17 | use arrayfire::{Array,max,eq,sum,transpose,Dim4,print_gen,af_print}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cmp` [INFO] [stdout] --> src/main.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | use std::cmp; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Add` [INFO] [stdout] --> src/main.rs:15:30 [INFO] [stdout] | [INFO] [stdout] 15 | use std::ops::{Sub,SubAssign,Add}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `af_print`, `print_gen` [INFO] [stdout] --> src/main.rs:17:49 [INFO] [stdout] | [INFO] [stdout] 17 | use arrayfire::{Array,max,eq,sum,transpose,Dim4,print_gen,af_print}; [INFO] [stdout] | ^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `segmentat_alphabet` [INFO] [stdout] --> src/main.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | let segmentat_alphabet = segment(false,"alphabet.jpg"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_segmentat_alphabet` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `segmentat_alphabet` [INFO] [stdout] --> src/main.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | let segmentat_alphabet = segment(false,"alphabet.jpg"); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_segmentat_alphabet` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `COVERED_PIXEL` [INFO] [stdout] --> src/main.rs:22:1 [INFO] [stdout] | [INFO] [stdout] 22 | const COVERED_PIXEL:u8 = 2u8; // Can be any u8 value, as long as not [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `print_row` [INFO] [stdout] --> src/main.rs:1100:8 [INFO] [stdout] | [INFO] [stdout] 1100 | fn print_row(symbols:&Vec) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `COVERED_PIXEL` [INFO] [stdout] --> src/main.rs:22:1 [INFO] [stdout] | [INFO] [stdout] 22 | const COVERED_PIXEL:u8 = 2u8; // Can be any u8 value, as long as not [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function is never used: `print_row` [INFO] [stdout] --> src/main.rs:1100:8 [INFO] [stdout] | [INFO] [stdout] 1100 | fn print_row(symbols:&Vec) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 59.59s [INFO] running `Command { std: "docker" "inspect" "7d7657c80726d985b490ba459a3e7bd46725c2b7b8d8ed155f85c848cc6bbcd6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7d7657c80726d985b490ba459a3e7bd46725c2b7b8d8ed155f85c848cc6bbcd6", kill_on_drop: false }` [INFO] [stdout] 7d7657c80726d985b490ba459a3e7bd46725c2b7b8d8ed155f85c848cc6bbcd6