[INFO] updating cached repository https://github.com/ahaggi/rust_kattis_1.3_tarifa_used_mg_per_month
[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] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 7b96155f6f770cfc9d94f4ec24c291c60abf0085
[INFO] checking ahaggi/rust_kattis_1.3_tarifa_used_mg_per_month against master#ba72b15666b2491415aec703a02c2364fe5e2790 for pr-71140
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fahaggi%2Frust_kattis_1.3_tarifa_used_mg_per_month" "/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/ahaggi/rust_kattis_1.3_tarifa_used_mg_per_month on toolchain ba72b15666b2491415aec703a02c2364fe5e2790
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ahaggi/rust_kattis_1.3_tarifa_used_mg_per_month
[INFO] finished tweaking git repo https://github.com/ahaggi/rust_kattis_1.3_tarifa_used_mg_per_month
[INFO] tweaked toml for git repo https://github.com/ahaggi/rust_kattis_1.3_tarifa_used_mg_per_month written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/ahaggi/rust_kattis_1.3_tarifa_used_mg_per_month already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+ba72b15666b2491415aec703a02c2364fe5e2790" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "+ba72b15666b2491415aec703a02c2364fe5e2790" "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] 0c400523219714ee56f6ef5d0452ae6a03c54f075e30f48ba161260358b132be
[INFO] running `"docker" "start" "-a" "0c400523219714ee56f6ef5d0452ae6a03c54f075e30f48ba161260358b132be"`
[INFO] [stderr]     Checking kattis v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]  --> src/main.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::io;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `main`
[INFO] [stderr]  --> src/tarifa/main_file.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn main() {
[INFO] [stderr]   |        ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read_line_u32`
[INFO] [stderr]   --> src/tarifa/main_file.rs:18:4
[INFO] [stderr]    |
[INFO] [stderr] 18 | fn read_line_u32() -> u32 {
[INFO] [stderr]    |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `test`
[INFO] [stderr]   --> src/tarifa/main_file.rs:35:8
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub fn test(){
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read_lines_fm_file`
[INFO] [stderr]   --> src/main.rs:15:4
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn read_lines_fm_file(path: String) -> Vec<String> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `main`
[INFO] [stderr]  --> src/tarifa/main_file.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 | pub fn main() {
[INFO] [stderr]   |        ^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read_line_u32`
[INFO] [stderr]   --> src/tarifa/main_file.rs:18:4
[INFO] [stderr]    |
[INFO] [stderr] 18 | fn read_line_u32() -> u32 {
[INFO] [stderr]    |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `test`
[INFO] [stderr]   --> src/tarifa/main_file.rs:35:8
[INFO] [stderr]    |
[INFO] [stderr] 35 | pub fn test(){
[INFO] [stderr]    |        ^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `read_lines_fm_file`
[INFO] [stderr]   --> src/main.rs:15:4
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn read_lines_fm_file(path: String) -> Vec<String> {
[INFO] [stderr]    |    ^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 5 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `"docker" "inspect" "0c400523219714ee56f6ef5d0452ae6a03c54f075e30f48ba161260358b132be"`
[INFO] running `"docker" "rm" "-f" "0c400523219714ee56f6ef5d0452ae6a03c54f075e30f48ba161260358b132be"`
[INFO] [stdout] 0c400523219714ee56f6ef5d0452ae6a03c54f075e30f48ba161260358b132be