[INFO] cloning repository https://github.com/chops76/AoC2017
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chops76/AoC2017" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchops76%2FAoC2017", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchops76%2FAoC2017'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d11abbd6c95199f44df6e7fc1075e7217eb09f89
[INFO] testing chops76/AoC2017 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchops76%2FAoC2017" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chops76/AoC2017 on toolchain 62efba8a050c64249dab942951bb28f710208bc8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/chops76/AoC2017
[INFO] finished tweaking git repo https://github.com/chops76/AoC2017
[INFO] tweaked toml for git repo https://github.com/chops76/AoC2017 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/chops76/AoC2017 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f80a8a22ef8026e454de10c4222bb3d7b391a7dbcde646bf225419f30077d636
[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" "f80a8a22ef8026e454de10c4222bb3d7b391a7dbcde646bf225419f30077d636", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f80a8a22ef8026e454de10c4222bb3d7b391a7dbcde646bf225419f30077d636", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f80a8a22ef8026e454de10c4222bb3d7b391a7dbcde646bf225419f30077d636", kill_on_drop: false }`
[INFO] [stdout] f80a8a22ef8026e454de10c4222bb3d7b391a7dbcde646bf225419f30077d636
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8173f3eebf9750e085dff134059fc462ee778d4f0492e71538a85be9171de05b
[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" "8173f3eebf9750e085dff134059fc462ee778d4f0492e71538a85be9171de05b", kill_on_drop: false }`
[INFO] [stderr]    Compiling primes v0.3.0
[INFO] [stderr]    Compiling aoc_2017 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::cmp`
[INFO] [stdout]  --> src/day4.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::cmp;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/day6.rs:55:2
[INFO] [stdout]    |
[INFO] [stdout] 37 | /     loop {
[INFO] [stdout] 38 | |         if hs.contains(&vals) {
[INFO] [stdout] 39 | |             if cycling {
[INFO] [stdout] 40 | |                 return count;
[INFO] [stdout] ...  |
[INFO] [stdout] 53 | |         }
[INFO] [stdout] 54 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 55 |       count
[INFO] [stdout]    |       ^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/day18.rs:142:4
[INFO] [stdout]     |
[INFO] [stdout] 142 |             _ => {
[INFO] [stdout]     |             ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/day18.rs:217:4
[INFO] [stdout]     |
[INFO] [stdout] 217 |             _ => {
[INFO] [stdout]     |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/day23.rs:82:4
[INFO] [stdout]    |
[INFO] [stdout] 82 |             _ => {
[INFO] [stdout]    |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ip` is never read
[INFO] [stdout]    --> src/day18.rs:214:5
[INFO] [stdout]     |
[INFO] [stdout] 214 |                 ip += 1;
[INFO] [stdout]     |                 ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `found_pos` is assigned to, but never used
[INFO] [stdout]   --> src/day20.rs:35:10
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let mut found_pos = 99999;
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = note: consider using `_found_pos` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `found_pos` is never read
[INFO] [stdout]   --> src/day20.rs:44:4
[INFO] [stdout]    |
[INFO] [stdout] 44 |             found_pos = pos;
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `found_pos` is never read
[INFO] [stdout]   --> src/day20.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |                 found_pos = pos;
[INFO] [stdout]    |                 ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/day1.rs:8:2
[INFO] [stdout]   |
[INFO] [stdout] 8 |     File::open(path).unwrap().read_to_string(&mut fstr);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/day5.rs:8:2
[INFO] [stdout]   |
[INFO] [stdout] 8 |     File::open(path).unwrap().read_to_string(&mut fstr);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/day6.rs:9:2
[INFO] [stdout]   |
[INFO] [stdout] 9 |     File::open(path).unwrap().read_to_string(&mut fstr);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/day9.rs:8:2
[INFO] [stdout]   |
[INFO] [stdout] 8 |     File::open(path).unwrap().read_to_string(&mut fstr);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/day10.rs:9:2
[INFO] [stdout]   |
[INFO] [stdout] 9 |     File::open(path).unwrap().read_to_string(&mut fstr);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/day10.rs:16:2
[INFO] [stdout]    |
[INFO] [stdout] 16 |     File::open(path).unwrap().read_to_string(&mut fstr);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/day11.rs:9:2
[INFO] [stdout]   |
[INFO] [stdout] 9 |     File::open(path).unwrap().read_to_string(&mut fstr);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/day16.rs:37:2
[INFO] [stdout]    |
[INFO] [stdout] 37 |     File::open(path).unwrap().read_to_string(&mut fstr);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.86s
[INFO] running `Command { std: "docker" "inspect" "8173f3eebf9750e085dff134059fc462ee778d4f0492e71538a85be9171de05b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8173f3eebf9750e085dff134059fc462ee778d4f0492e71538a85be9171de05b", kill_on_drop: false }`
[INFO] [stdout] 8173f3eebf9750e085dff134059fc462ee778d4f0492e71538a85be9171de05b
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9fcc25e85854f475709b40b215c8c1907c530a482daa3184c75cffb34039de0a
[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" "9fcc25e85854f475709b40b215c8c1907c530a482daa3184c75cffb34039de0a", kill_on_drop: false }`
[INFO] [stderr]    Compiling aoc_2017 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::cmp`
[INFO] [stdout]  --> src/day4.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::cmp;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable expression
[INFO] [stdout]   --> src/day6.rs:55:2
[INFO] [stdout]    |
[INFO] [stdout] 37 | /     loop {
[INFO] [stdout] 38 | |         if hs.contains(&vals) {
[INFO] [stdout] 39 | |             if cycling {
[INFO] [stdout] 40 | |                 return count;
[INFO] [stdout] ...  |
[INFO] [stdout] 53 | |         }
[INFO] [stdout] 54 | |     }
[INFO] [stdout]    | |_____- any code following this expression is unreachable
[INFO] [stdout] 55 |       count
[INFO] [stdout]    |       ^^^^^ unreachable expression
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/day18.rs:142:4
[INFO] [stdout]     |
[INFO] [stdout] 142 |             _ => {
[INFO] [stdout]     |             ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]    --> src/day18.rs:217:4
[INFO] [stdout]     |
[INFO] [stdout] 217 |             _ => {
[INFO] [stdout]     |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable pattern
[INFO] [stdout]   --> src/day23.rs:82:4
[INFO] [stdout]    |
[INFO] [stdout] 82 |             _ => {
[INFO] [stdout]    |             ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `ip` is never read
[INFO] [stdout]    --> src/day18.rs:214:5
[INFO] [stdout]     |
[INFO] [stdout] 214 |                 ip += 1;
[INFO] [stdout]     |                 ^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `found_pos` is assigned to, but never used
[INFO] [stdout]   --> src/day20.rs:35:10
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let mut found_pos = 99999;
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout]    = note: consider using `_found_pos` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `found_pos` is never read
[INFO] [stdout]   --> src/day20.rs:44:4
[INFO] [stdout]    |
[INFO] [stdout] 44 |             found_pos = pos;
[INFO] [stdout]    |             ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `found_pos` is never read
[INFO] [stdout]   --> src/day20.rs:50:5
[INFO] [stdout]    |
[INFO] [stdout] 50 |                 found_pos = pos;
[INFO] [stdout]    |                 ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/day1.rs:8:2
[INFO] [stdout]   |
[INFO] [stdout] 8 |     File::open(path).unwrap().read_to_string(&mut fstr);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/day5.rs:8:2
[INFO] [stdout]   |
[INFO] [stdout] 8 |     File::open(path).unwrap().read_to_string(&mut fstr);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/day6.rs:9:2
[INFO] [stdout]   |
[INFO] [stdout] 9 |     File::open(path).unwrap().read_to_string(&mut fstr);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/day9.rs:8:2
[INFO] [stdout]   |
[INFO] [stdout] 8 |     File::open(path).unwrap().read_to_string(&mut fstr);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/day10.rs:9:2
[INFO] [stdout]   |
[INFO] [stdout] 9 |     File::open(path).unwrap().read_to_string(&mut fstr);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/day10.rs:16:2
[INFO] [stdout]    |
[INFO] [stdout] 16 |     File::open(path).unwrap().read_to_string(&mut fstr);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> src/day11.rs:9:2
[INFO] [stdout]   |
[INFO] [stdout] 9 |     File::open(path).unwrap().read_to_string(&mut fstr);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/day16.rs:37:2
[INFO] [stdout]    |
[INFO] [stdout] 37 |     File::open(path).unwrap().read_to_string(&mut fstr);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 17 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.09s
[INFO] running `Command { std: "docker" "inspect" "9fcc25e85854f475709b40b215c8c1907c530a482daa3184c75cffb34039de0a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9fcc25e85854f475709b40b215c8c1907c530a482daa3184c75cffb34039de0a", kill_on_drop: false }`
[INFO] [stdout] 9fcc25e85854f475709b40b215c8c1907c530a482daa3184c75cffb34039de0a
[INFO] running `Command { std: "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" "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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] abeb73f15d01d35c0c6370493f8fcb3a57ca910210c4ef19ef25fe4dd9d6f956
[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" "abeb73f15d01d35c0c6370493f8fcb3a57ca910210c4ef19ef25fe4dd9d6f956", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::cmp`
[INFO] [stderr]  --> src/day4.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::cmp;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable expression
[INFO] [stderr]   --> src/day6.rs:55:2
[INFO] [stderr]    |
[INFO] [stderr] 37 | /     loop {
[INFO] [stderr] 38 | |         if hs.contains(&vals) {
[INFO] [stderr] 39 | |             if cycling {
[INFO] [stderr] 40 | |                 return count;
[INFO] [stderr] ...  |
[INFO] [stderr] 53 | |         }
[INFO] [stderr] 54 | |     }
[INFO] [stderr]    | |_____- any code following this expression is unreachable
[INFO] [stderr] 55 |       count
[INFO] [stderr]    |       ^^^^^ unreachable expression
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unreachable_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/day18.rs:142:4
[INFO] [stderr]     |
[INFO] [stderr] 142 |             _ => {
[INFO] [stderr]     |             ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unreachable_patterns)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]    --> src/day18.rs:217:4
[INFO] [stderr]     |
[INFO] [stderr] 217 |             _ => {
[INFO] [stderr]     |             ^
[INFO] [stderr] 
[INFO] [stderr] warning: unreachable pattern
[INFO] [stderr]   --> src/day23.rs:82:4
[INFO] [stderr]    |
[INFO] [stderr] 82 |             _ => {
[INFO] [stderr]    |             ^
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `ip` is never read
[INFO] [stderr]    --> src/day18.rs:214:5
[INFO] [stderr]     |
[INFO] [stderr] 214 |                 ip += 1;
[INFO] [stderr]     |                 ^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: variable `found_pos` is assigned to, but never used
[INFO] [stderr]   --> src/day20.rs:35:10
[INFO] [stderr]    |
[INFO] [stderr] 35 |     let mut found_pos = 99999;
[INFO] [stderr]    |             ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr]    = note: consider using `_found_pos` instead
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `found_pos` is never read
[INFO] [stderr]   --> src/day20.rs:44:4
[INFO] [stderr]    |
[INFO] [stderr] 44 |             found_pos = pos;
[INFO] [stderr]    |             ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `found_pos` is never read
[INFO] [stderr]   --> src/day20.rs:50:5
[INFO] [stderr]    |
[INFO] [stderr] 50 |                 found_pos = pos;
[INFO] [stderr]    |                 ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]  --> src/day1.rs:8:2
[INFO] [stderr]   |
[INFO] [stderr] 8 |     File::open(path).unwrap().read_to_string(&mut fstr);
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]  --> src/day5.rs:8:2
[INFO] [stderr]   |
[INFO] [stderr] 8 |     File::open(path).unwrap().read_to_string(&mut fstr);
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]  --> src/day6.rs:9:2
[INFO] [stderr]   |
[INFO] [stderr] 9 |     File::open(path).unwrap().read_to_string(&mut fstr);
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]  --> src/day9.rs:8:2
[INFO] [stderr]   |
[INFO] [stderr] 8 |     File::open(path).unwrap().read_to_string(&mut fstr);
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]  --> src/day10.rs:9:2
[INFO] [stderr]   |
[INFO] [stderr] 9 |     File::open(path).unwrap().read_to_string(&mut fstr);
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/day10.rs:16:2
[INFO] [stderr]    |
[INFO] [stderr] 16 |     File::open(path).unwrap().read_to_string(&mut fstr);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]  --> src/day11.rs:9:2
[INFO] [stderr]   |
[INFO] [stderr] 9 |     File::open(path).unwrap().read_to_string(&mut fstr);
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/day16.rs:37:2
[INFO] [stderr]    |
[INFO] [stderr] 37 |     File::open(path).unwrap().read_to_string(&mut fstr);
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: `aoc_2017` (bin "aoc_2017" test) generated 17 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/aoc_2017-179a078a390a7401)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "abeb73f15d01d35c0c6370493f8fcb3a57ca910210c4ef19ef25fe4dd9d6f956", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abeb73f15d01d35c0c6370493f8fcb3a57ca910210c4ef19ef25fe4dd9d6f956", kill_on_drop: false }`
[INFO] [stdout] abeb73f15d01d35c0c6370493f8fcb3a57ca910210c4ef19ef25fe4dd9d6f956