[INFO] updating cached repository https://github.com/schteve/advent2019_rust
[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/schteve/advent2019_rust
[INFO] [stderr]    0bf97ed..8e3bc2f  master     -> master
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 8e3bc2f1c8042451e0dd340640169e83b3a0304e
[INFO] checking schteve/advent2019_rust against master#6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257 for pr-70872
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fschteve%2Fadvent2019_rust" "/workspace/builds/worker-2/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/schteve/advent2019_rust on toolchain 6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/schteve/advent2019_rust
[INFO] finished tweaking git repo https://github.com/schteve/advent2019_rust
[INFO] tweaked toml for git repo https://github.com/schteve/advent2019_rust written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate git repo https://github.com/schteve/advent2019_rust already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+6dee5f1126dfd5c9314ee5ae9d9eb010e35ef257" "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] 29c8368e4eadba9499e49029396b74984d7f9a49e4db07249be594b344173b50
[INFO] running `"docker" "start" "-a" "29c8368e4eadba9499e49029396b74984d7f9a49e4db07249be594b344173b50"`
[INFO] [stderr]     Checking advent2019_rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: method is never used: `run`
[INFO] [stderr]   --> src/day_19_part2.rs:82:5
[INFO] [stderr]    |
[INFO] [stderr] 82 |     fn run(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `char`
[INFO] [stderr]    --> src/day_19_part2.rs:359:5
[INFO] [stderr]     |
[INFO] [stderr] 359 |     fn char(&self) -> char {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `scan`
[INFO] [stderr]    --> src/day_19_part2.rs:406:5
[INFO] [stderr]     |
[INFO] [stderr] 406 |     fn scan(&mut self, x_range: u16, y_range: u16) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `display`
[INFO] [stderr]    --> src/day_19_part2.rs:477:5
[INFO] [stderr]     |
[INFO] [stderr] 477 |     fn display(&self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `run`
[INFO] [stderr]   --> src/day_19_part2.rs:82:5
[INFO] [stderr]    |
[INFO] [stderr] 82 |     fn run(&mut self) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `char`
[INFO] [stderr]    --> src/day_19_part2.rs:359:5
[INFO] [stderr]     |
[INFO] [stderr] 359 |     fn char(&self) -> char {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `scan`
[INFO] [stderr]    --> src/day_19_part2.rs:406:5
[INFO] [stderr]     |
[INFO] [stderr] 406 |     fn scan(&mut self, x_range: u16, y_range: u16) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `display`
[INFO] [stderr]    --> src/day_19_part2.rs:477:5
[INFO] [stderr]     |
[INFO] [stderr] 477 |     fn display(&self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.10s
[INFO] running `"docker" "inspect" "29c8368e4eadba9499e49029396b74984d7f9a49e4db07249be594b344173b50"`
[INFO] running `"docker" "rm" "-f" "29c8368e4eadba9499e49029396b74984d7f9a49e4db07249be594b344173b50"`
[INFO] [stdout] 29c8368e4eadba9499e49029396b74984d7f9a49e4db07249be594b344173b50