[INFO] updating cached repository https://github.com/JonathanWoollett-Light/latex_classifier [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"` [INFO] [stderr] From https://github.com/JonathanWoollett-Light/latex_classifier [INFO] [stderr] 676d2fa..907442b master -> master [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 907442be7f2d5aa422ef087c10b51ebc4f598778 [INFO] checking JonathanWoollett-Light/latex_classifier against try#1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0 for pr-69530 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJonathanWoollett-Light%2Flatex_classifier" "/workspace/builds/worker-0/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/JonathanWoollett-Light/latex_classifier on toolchain 1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0 [INFO] running `"/workspace/cargo-home/bin/cargo" "+1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0" "read-manifest" "--manifest-path" "Cargo.toml"` [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-0/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 `"/workspace/cargo-home/bin/cargo" "+1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cogent v0.3.6 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+1cdff26b98d4c2377ea6ae8929f1daebbf58f2b0" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] a7fffea1964c0066f88e7bf384cf7e961be42384e3df2a816a4cdd378d8339d3 [INFO] running `"docker" "start" "-a" "a7fffea1964c0066f88e7bf384cf7e961be42384e3df2a816a4cdd378d8339d3"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling syn v1.0.16 [INFO] [stderr] Checking parking_lot_core v0.7.0 [INFO] [stderr] Checking num-complex v0.2.4 [INFO] [stderr] Checking num-bigint v0.2.6 [INFO] [stderr] Checking signal-hook v0.1.13 [INFO] [stderr] Compiling num-derive v0.2.5 [INFO] [stderr] Checking parking_lot v0.10.0 [INFO] [stderr] Checking crossterm v0.17.1 [INFO] [stderr] Checking num-rational v0.2.3 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Checking tiff v0.3.1 [INFO] [stderr] Checking image v0.22.5 [INFO] [stderr] Compiling serde_derive v1.0.106 [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] [stderr] warning: unused import: `std::cmp` [INFO] [stderr] --> src/main.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | use std::cmp; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Add` [INFO] [stderr] --> src/main.rs:15:30 [INFO] [stderr] | [INFO] [stderr] 15 | use std::ops::{Sub,SubAssign,Add}; [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `af_print`, `print_gen` [INFO] [stderr] --> src/main.rs:17:49 [INFO] [stderr] | [INFO] [stderr] 17 | use arrayfire::{Array,max,eq,sum,transpose,Dim4,print_gen,af_print}; [INFO] [stderr] | ^^^^^^^^^ ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cmp` [INFO] [stderr] --> src/main.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | use std::cmp; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `Add` [INFO] [stderr] --> src/main.rs:15:30 [INFO] [stderr] | [INFO] [stderr] 15 | use std::ops::{Sub,SubAssign,Add}; [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `af_print`, `print_gen` [INFO] [stderr] --> src/main.rs:17:49 [INFO] [stderr] | [INFO] [stderr] 17 | use arrayfire::{Array,max,eq,sum,transpose,Dim4,print_gen,af_print}; [INFO] [stderr] | ^^^^^^^^^ ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `segmentat_alphabet` [INFO] [stderr] --> src/main.rs:46:9 [INFO] [stderr] | [INFO] [stderr] 46 | let segmentat_alphabet = segment(true,"alphabet.jpg"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_segmentat_alphabet` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `segmentat_alphabet` [INFO] [stderr] --> src/main.rs:46:9 [INFO] [stderr] | [INFO] [stderr] 46 | let segmentat_alphabet = segment(true,"alphabet.jpg"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ help: consider prefixing with an underscore: `_segmentat_alphabet` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `COVERED_PIXEL` [INFO] [stderr] --> src/main.rs:22:1 [INFO] [stderr] | [INFO] [stderr] 22 | const COVERED_PIXEL:u8 = 2u8; // Can be any u8 value, as long as not [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `print_row` [INFO] [stderr] --> src/main.rs:1095:8 [INFO] [stderr] | [INFO] [stderr] 1095 | fn print_row(symbols:&Vec) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `COVERED_PIXEL` [INFO] [stderr] --> src/main.rs:22:1 [INFO] [stderr] | [INFO] [stderr] 22 | const COVERED_PIXEL:u8 = 2u8; // Can be any u8 value, as long as not [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `print_row` [INFO] [stderr] --> src/main.rs:1095:8 [INFO] [stderr] | [INFO] [stderr] 1095 | fn print_row(symbols:&Vec) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 41.53s [INFO] running `"docker" "inspect" "a7fffea1964c0066f88e7bf384cf7e961be42384e3df2a816a4cdd378d8339d3"` [INFO] running `"docker" "rm" "-f" "a7fffea1964c0066f88e7bf384cf7e961be42384e3df2a816a4cdd378d8339d3"` [INFO] [stdout] a7fffea1964c0066f88e7bf384cf7e961be42384e3df2a816a4cdd378d8339d3