[INFO] cloning repository https://github.com/emimvi/aoc2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/emimvi/aoc2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femimvi%2Faoc2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femimvi%2Faoc2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 911cf2dbd1795d8767cc835b0e82e9243f793341
[INFO] checking emimvi/aoc2020 against try#81275a1445c7502a974118e0c69b795ab60be991 for pr-80243
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Femimvi%2Faoc2020" "/workspace/builds/worker-3/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/emimvi/aoc2020 on toolchain 81275a1445c7502a974118e0c69b795ab60be991
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/emimvi/aoc2020
[INFO] finished tweaking git repo https://github.com/emimvi/aoc2020
[INFO] tweaked toml for git repo https://github.com/emimvi/aoc2020 written to /workspace/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/emimvi/aoc2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 341357ba2a1c765cb79a00924ee6182d2a77c9444fee62faf92622e7934154ec
[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" "341357ba2a1c765cb79a00924ee6182d2a77c9444fee62faf92622e7934154ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "341357ba2a1c765cb79a00924ee6182d2a77c9444fee62faf92622e7934154ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "341357ba2a1c765cb79a00924ee6182d2a77c9444fee62faf92622e7934154ec", kill_on_drop: false }`
[INFO] [stdout] 341357ba2a1c765cb79a00924ee6182d2a77c9444fee62faf92622e7934154ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+81275a1445c7502a974118e0c69b795ab60be991" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] baf9595f372b99b06caf0166a33838d7485d948f97d3b0ded29c478df6daa07d
[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" "baf9595f372b99b06caf0166a33838d7485d948f97d3b0ded29c478df6daa07d", kill_on_drop: false }`
[INFO] [stderr]     Checking aoc20 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `steps_needed`
[INFO] [stdout]    --> src/main.rs:139:9
[INFO] [stdout]     |
[INFO] [stdout] 139 |     let steps_needed = if current_step == 0 { 0} else {step_size * p_b % current_step};
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_steps_needed`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `need2`
[INFO] [stdout]    --> src/main.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 |     let need2 = (p_b-current_step)/step_size;
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_need2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pr`
[INFO] [stdout]    --> src/main.rs:349:13
[INFO] [stdout]     |
[INFO] [stdout] 349 |         let pr = next.iter().map(|l| l.iter().collect::<String>()).collect::<Vec<_>>();
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_pr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `steps_needed`
[INFO] [stdout]    --> src/main.rs:139:9
[INFO] [stdout]     |
[INFO] [stdout] 139 |     let steps_needed = if current_step == 0 { 0} else {step_size * p_b % current_step};
[INFO] [stdout]     |         ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_steps_needed`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `need2`
[INFO] [stdout]    --> src/main.rs:140:9
[INFO] [stdout]     |
[INFO] [stdout] 140 |     let need2 = (p_b-current_step)/step_size;
[INFO] [stdout]     |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_need2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `pr`
[INFO] [stdout]    --> src/main.rs:349:13
[INFO] [stdout]     |
[INFO] [stdout] 349 |         let pr = next.iter().map(|l| l.iter().collect::<String>()).collect::<Vec<_>>();
[INFO] [stdout]     |             ^^ help: if this is intentional, prefix it with an underscore: `_pr`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `steps_needed`
[INFO] [stdout]    --> src/main.rs:133:4
[INFO] [stdout]     |
[INFO] [stdout] 133 | fn steps_needed(n : usize, p_a : usize, p_b : usize) -> usize {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `execute_program`
[INFO] [stdout]    --> src/main.rs:511:4
[INFO] [stdout]     |
[INFO] [stdout] 511 | fn execute_program(program : &[(&str, i32)]) -> _PResult {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `steps_needed`
[INFO] [stdout]    --> src/main.rs:133:4
[INFO] [stdout]     |
[INFO] [stdout] 133 | fn steps_needed(n : usize, p_a : usize, p_b : usize) -> usize {
[INFO] [stdout]     |    ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `execute_program`
[INFO] [stdout]    --> src/main.rs:511:4
[INFO] [stdout]     |
[INFO] [stdout] 511 | fn execute_program(program : &[(&str, i32)]) -> _PResult {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "baf9595f372b99b06caf0166a33838d7485d948f97d3b0ded29c478df6daa07d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baf9595f372b99b06caf0166a33838d7485d948f97d3b0ded29c478df6daa07d", kill_on_drop: false }`
[INFO] [stdout] baf9595f372b99b06caf0166a33838d7485d948f97d3b0ded29c478df6daa07d