[INFO] cloning repository https://github.com/Ichbinjoe/aoc
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ichbinjoe/aoc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIchbinjoe%2Faoc", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIchbinjoe%2Faoc'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2a7ffb9e31dd897d8f55ecc8ed81c244d8a9716a
[INFO] checking Ichbinjoe/aoc against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FIchbinjoe%2Faoc" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Ichbinjoe/aoc on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Ichbinjoe/aoc
[INFO] finished tweaking git repo https://github.com/Ichbinjoe/aoc
[INFO] tweaked toml for git repo https://github.com/Ichbinjoe/aoc written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate git repo https://github.com/Ichbinjoe/aoc already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b4169b1784835c751f78835db126f14be361fcb4150e9f5453dd02e00637e68
[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" "8b4169b1784835c751f78835db126f14be361fcb4150e9f5453dd02e00637e68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b4169b1784835c751f78835db126f14be361fcb4150e9f5453dd02e00637e68", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b4169b1784835c751f78835db126f14be361fcb4150e9f5453dd02e00637e68", kill_on_drop: false }`
[INFO] [stdout] 8b4169b1784835c751f78835db126f14be361fcb4150e9f5453dd02e00637e68
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 118750c66392a2fa0a5f476f1a0bcff4145bf5af463d39211d69625f32a07260
[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" "118750c66392a2fa0a5f476f1a0bcff4145bf5af463d39211d69625f32a07260", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling syn v1.0.52
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling unicode-segmentation v1.7.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking anyhow v1.0.34
[INFO] [stderr]     Checking memmap v0.7.0
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling nom v6.0.1
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]     Checking lexical-core v0.7.4
[INFO] [stderr]    Compiling structopt-derive v0.4.13
[INFO] [stderr]    Compiling proc v0.1.0 (/opt/rustwide/workdir/proc)
[INFO] [stdout] warning: unused import: `itertools::Itertools`
[INFO] [stdout]  --> proc/src/lib.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use itertools::Itertools;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking structopt v0.3.20
[INFO] [stderr]     Checking aoc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `anyhow::anyhow`
[INFO] [stdout]  --> src/y2020p4.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use anyhow::anyhow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `anyhow::anyhow`
[INFO] [stdout]  --> src/y2020p6.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use anyhow::anyhow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `anyhow::anyhow`
[INFO] [stdout]  --> src/y2020p7.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use anyhow::anyhow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `lazy_static::lazy_static`
[INFO] [stdout]  --> src/y2020p7.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use lazy_static::lazy_static;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `regex::Regex`
[INFO] [stdout]  --> src/y2020p7.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use regex::Regex;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `anyhow::anyhow`
[INFO] [stdout]  --> src/y2020p9.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use anyhow::anyhow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]    --> src/y2020p12.rs:144:9
[INFO] [stdout]     |
[INFO] [stdout] 144 |     use super::*;
[INFO] [stdout]     |         ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/y2020p13.rs:69:9
[INFO] [stdout]    |
[INFO] [stdout] 69 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `anyhow::anyhow`
[INFO] [stdout]  --> src/y2020p4.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use anyhow::anyhow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `anyhow::anyhow`
[INFO] [stdout]  --> src/y2020p6.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use anyhow::anyhow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `anyhow::anyhow`
[INFO] [stdout]  --> src/y2020p7.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use anyhow::anyhow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `lazy_static::lazy_static`
[INFO] [stdout]  --> src/y2020p7.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use lazy_static::lazy_static;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `regex::Regex`
[INFO] [stdout]  --> src/y2020p7.rs:6:5
[INFO] [stdout]   |
[INFO] [stdout] 6 | use regex::Regex;
[INFO] [stdout]   |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `anyhow::anyhow`
[INFO] [stdout]  --> src/y2020p9.rs:2:5
[INFO] [stdout]   |
[INFO] [stdout] 2 | use anyhow::anyhow;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/y2020p9.rs:93:9
[INFO] [stdout]    |
[INFO] [stdout] 93 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b1`
[INFO] [stdout]   --> src/y2020p13.rs:41:17
[INFO] [stdout]    |
[INFO] [stdout] 41 |     m.sort_by(|(b1, diff1), (b2, diff2)| diff1.cmp(diff2));
[INFO] [stdout]    |                 ^^ help: if this is intentional, prefix it with an underscore: `_b1`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b2`
[INFO] [stdout]   --> src/y2020p13.rs:41:30
[INFO] [stdout]    |
[INFO] [stdout] 41 |     m.sort_by(|(b1, diff1), (b2, diff2)| diff1.cmp(diff2));
[INFO] [stdout]    |                              ^^ help: if this is intentional, prefix it with an underscore: `_b2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/y2020p13.rs:48:92
[INFO] [stdout]    |
[INFO] [stdout] 48 | ...?.split(",").enumerate().filter(|(i, x)| *x != "x").map(|(v, i)| (v, i.parse::<u64>().unwrap())).collect();
[INFO] [stdout]    |                                      ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path1`
[INFO] [stdout]    --> src/y2019p3.rs:271:13
[INFO] [stdout]     |
[INFO] [stdout] 271 |         let mut path1 = build_path_from_str("R8,U5,L5,D3").unwrap();
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_path1`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `path2`
[INFO] [stdout]    --> src/y2019p3.rs:272:13
[INFO] [stdout]     |
[INFO] [stdout] 272 |         let mut path2 = build_path_from_str("U7,R6,D4,L4").unwrap();
[INFO] [stdout]     |             ^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_path2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b1`
[INFO] [stdout]   --> src/y2020p13.rs:41:17
[INFO] [stdout]    |
[INFO] [stdout] 41 |     m.sort_by(|(b1, diff1), (b2, diff2)| diff1.cmp(diff2));
[INFO] [stdout]    |                 ^^ help: if this is intentional, prefix it with an underscore: `_b1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b2`
[INFO] [stdout]   --> src/y2020p13.rs:41:30
[INFO] [stdout]    |
[INFO] [stdout] 41 |     m.sort_by(|(b1, diff1), (b2, diff2)| diff1.cmp(diff2));
[INFO] [stdout]    |                              ^^ help: if this is intentional, prefix it with an underscore: `_b2`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `i`
[INFO] [stdout]   --> src/y2020p13.rs:48:92
[INFO] [stdout]    |
[INFO] [stdout] 48 | ...?.split(",").enumerate().filter(|(i, x)| *x != "x").map(|(v, i)| (v, i.parse::<u64>().unwrap())).collect();
[INFO] [stdout]    |                                      ^ help: if this is intentional, prefix it with an underscore: `_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `IllegalStore`
[INFO] [stdout]   --> src/intcode.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     IllegalStore,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `data_mut`
[INFO] [stdout]    --> src/intcode.rs:493:12
[INFO] [stdout]     |
[INFO] [stdout] 493 |     pub fn data_mut<'a>(&'a mut self) -> &'a mut D {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fuck`
[INFO] [stdout]  --> src/y2020p13.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn fuck(d: u64, i: &Vec<(usize, u64)>) -> bool {
[INFO] [stdout]   |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 12 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/y2019p3.rs:271:13
[INFO] [stdout]     |
[INFO] [stdout] 271 |         let mut path1 = build_path_from_str("R8,U5,L5,D3").unwrap();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]    --> src/y2019p3.rs:272:13
[INFO] [stdout]     |
[INFO] [stdout] 272 |         let mut path2 = build_path_from_str("U7,R6,D4,L4").unwrap();
[INFO] [stdout]     |             ----^^^^^
[INFO] [stdout]     |             |
[INFO] [stdout]     |             help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variant is never constructed: `IllegalStore`
[INFO] [stdout]   --> src/intcode.rs:32:5
[INFO] [stdout]    |
[INFO] [stdout] 32 |     IllegalStore,
[INFO] [stdout]    |     ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `data_mut`
[INFO] [stdout]    --> src/intcode.rs:493:12
[INFO] [stdout]     |
[INFO] [stdout] 493 |     pub fn data_mut<'a>(&'a mut self) -> &'a mut D {
[INFO] [stdout]     |            ^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `IOProg`
[INFO] [stdout]    --> src/intcode.rs:544:12
[INFO] [stdout]     |
[INFO] [stdout] 544 |     struct IOProg {
[INFO] [stdout]     |            ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `fuck`
[INFO] [stdout]  --> src/y2020p13.rs:4:4
[INFO] [stdout]   |
[INFO] [stdout] 4 | fn fuck(d: u64, i: &Vec<(usize, u64)>) -> bool {
[INFO] [stdout]   |    ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 20 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 38.84s
[INFO] running `Command { std: "docker" "inspect" "118750c66392a2fa0a5f476f1a0bcff4145bf5af463d39211d69625f32a07260", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "118750c66392a2fa0a5f476f1a0bcff4145bf5af463d39211d69625f32a07260", kill_on_drop: false }`
[INFO] [stdout] 118750c66392a2fa0a5f476f1a0bcff4145bf5af463d39211d69625f32a07260