[INFO] updating cached repository https://github.com/sts10/advent-of-code-2019
[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] 0e23bb11946b81564fa58a7807c9f7f8990c442c
[INFO] checking sts10/advent-of-code-2019 against master#45d050cde277b22a755847338f2acc2c7b834141 for pr-71393
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsts10%2Fadvent-of-code-2019" "/workspace/builds/worker-10/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-10/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/sts10/advent-of-code-2019 on toolchain 45d050cde277b22a755847338f2acc2c7b834141
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/sts10/advent-of-code-2019
[INFO] finished tweaking git repo https://github.com/sts10/advent-of-code-2019
[INFO] tweaked toml for git repo https://github.com/sts10/advent-of-code-2019 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate git repo https://github.com/sts10/advent-of-code-2019 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+45d050cde277b22a755847338f2acc2c7b834141" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "+45d050cde277b22a755847338f2acc2c7b834141" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] 6a3a470a729379718c6d81319cfd1408e1028178d396a07213a1000393c3a34d
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "6a3a470a729379718c6d81319cfd1408e1028178d396a07213a1000393c3a34d"`
[INFO] [stderr]     Checking advent_of_code_2019 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `advent_of_code_2019::read_by_line`
[INFO] [stderr]  --> src/bin/day04.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use advent_of_code_2019::read_by_line;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> src/bin/day04.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]  --> src/bin/day04.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::prelude::*`
[INFO] [stderr]  --> src/bin/day04.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `advent_of_code_2019::read_by_line`
[INFO] [stderr]  --> src/bin/day04.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use advent_of_code_2019::read_by_line;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> src/bin/day04.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]  --> src/bin/day04.rs:3:5
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::io::prelude::*`
[INFO] [stderr]  --> src/bin/day04.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io::prelude::*;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `find_min_cross_point_manhattan_distance`
[INFO] [stderr]    --> src/bin/day03.rs:105:4
[INFO] [stderr]     |
[INFO] [stderr] 105 | fn find_min_cross_point_manhattan_distance(
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `find_all_cross_points`
[INFO] [stderr]    --> src/bin/day03.rs:129:4
[INFO] [stderr]     |
[INFO] [stderr] 129 | fn find_all_cross_points(
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_manhattan_distance`
[INFO] [stderr]    --> src/bin/day03.rs:180:4
[INFO] [stderr]     |
[INFO] [stderr] 180 | fn get_manhattan_distance(a: (isize, isize), b: (isize, isize)) -> isize {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `count_doubles`
[INFO] [stderr]   --> src/bin/day04.rs:82:4
[INFO] [stderr]    |
[INFO] [stderr] 82 | fn count_doubles(password: &[char]) -> usize {
[INFO] [stderr]    |    ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `count_triples`
[INFO] [stderr]   --> src/bin/day04.rs:92:4
[INFO] [stderr]    |
[INFO] [stderr] 92 | fn count_triples(password: &[char]) -> usize {
[INFO] [stderr]    |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `from_string_vector_to_int`
[INFO] [stderr]    --> src/bin/day04.rs:105:4
[INFO] [stderr]     |
[INFO] [stderr] 105 | fn from_string_vector_to_int(vec: Vec<char>) -> usize {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `find_min_cross_point_manhattan_distance`
[INFO] [stderr]    --> src/bin/day03.rs:105:4
[INFO] [stderr]     |
[INFO] [stderr] 105 | fn find_min_cross_point_manhattan_distance(
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `find_all_cross_points`
[INFO] [stderr]    --> src/bin/day03.rs:129:4
[INFO] [stderr]     |
[INFO] [stderr] 129 | fn find_all_cross_points(
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_manhattan_distance`
[INFO] [stderr]    --> src/bin/day03.rs:180:4
[INFO] [stderr]     |
[INFO] [stderr] 180 | fn get_manhattan_distance(a: (isize, isize), b: (isize, isize)) -> isize {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 3 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `count_doubles`
[INFO] [stderr]   --> src/bin/day04.rs:82:4
[INFO] [stderr]    |
[INFO] [stderr] 82 | fn count_doubles(password: &[char]) -> usize {
[INFO] [stderr]    |    ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `count_triples`
[INFO] [stderr]   --> src/bin/day04.rs:92:4
[INFO] [stderr]    |
[INFO] [stderr] 92 | fn count_triples(password: &[char]) -> usize {
[INFO] [stderr]    |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `from_string_vector_to_int`
[INFO] [stderr]    --> src/bin/day04.rs:105:4
[INFO] [stderr]     |
[INFO] [stderr] 105 | fn from_string_vector_to_int(vec: Vec<char>) -> usize {
[INFO] [stderr]     |    ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.11s
[INFO] running `"docker" "inspect" "6a3a470a729379718c6d81319cfd1408e1028178d396a07213a1000393c3a34d"`
[INFO] running `"docker" "rm" "-f" "6a3a470a729379718c6d81319cfd1408e1028178d396a07213a1000393c3a34d"`
[INFO] [stdout] 6a3a470a729379718c6d81319cfd1408e1028178d396a07213a1000393c3a34d