[INFO] cloning repository https://github.com/hortinstein/RustventofCode
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/hortinstein/RustventofCode" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhortinstein%2FRustventofCode", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhortinstein%2FRustventofCode'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 012527ff2c3c916d00976e11a1e19eff3262dcb9
[INFO] checking hortinstein/RustventofCode against master#9fa580b1175018b0a276b0bc68f9827a106f7260 for pr-82565
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fhortinstein%2FRustventofCode" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/hortinstein/RustventofCode on toolchain 9fa580b1175018b0a276b0bc68f9827a106f7260
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/hortinstein/RustventofCode
[INFO] finished tweaking git repo https://github.com/hortinstein/RustventofCode
[INFO] tweaked toml for git repo https://github.com/hortinstein/RustventofCode written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/hortinstein/RustventofCode already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a6b87cb0c26447601bcba849c91b4f7cbdf9f27789a186b5b43997200b411c83
[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" "a6b87cb0c26447601bcba849c91b4f7cbdf9f27789a186b5b43997200b411c83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a6b87cb0c26447601bcba849c91b4f7cbdf9f27789a186b5b43997200b411c83", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6b87cb0c26447601bcba849c91b4f7cbdf9f27789a186b5b43997200b411c83", kill_on_drop: false }`
[INFO] [stdout] a6b87cb0c26447601bcba849c91b4f7cbdf9f27789a186b5b43997200b411c83
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+9fa580b1175018b0a276b0bc68f9827a106f7260" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4291e98ac29df61f0295dee45a628a1792b0c5d54eb38feef9c6c35021d95211
[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" "4291e98ac29df61f0295dee45a628a1792b0c5d54eb38feef9c6c35021d95211", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]     Checking common v0.1.0 (/opt/rustwide/workdir/src/lib/common)
[INFO] [stderr]     Checking ucd-util v0.1.3
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking utf8-ranges v1.0.2
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/lib/common/src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs`
[INFO] [stdout]   --> src/lib/common/src/lib.rs:48:9
[INFO] [stdout]    |
[INFO] [stdout] 48 |     use std::fs;
[INFO] [stdout]    |         ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/lib/common/src/lib.rs:30:17
[INFO] [stdout]    |
[INFO] [stdout] 30 |             Err(err) => {
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::error::Error`
[INFO] [stdout]  --> src/lib/common/src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::error::Error;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]   --> src/lib/common/src/lib.rs:30:17
[INFO] [stdout]    |
[INFO] [stdout] 30 |             Err(err) => {
[INFO] [stdout]    |                 ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking regex-syntax v0.6.5
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking aoc_day1 v0.1.0 (/opt/rustwide/workdir/src/lib/day_libs/aoc_day1)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/lib/day_libs/aoc_day1/src/lib.rs:4:47
[INFO] [stdout]   |
[INFO] [stdout] 4 | type Result<T> = ::std::result::Result<T, Box<::std::error::Error>>;
[INFO] [stdout]   |                                               ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/lib/day_libs/aoc_day1/src/lib.rs:4:47
[INFO] [stdout]   |
[INFO] [stdout] 4 | type Result<T> = ::std::result::Result<T, Box<::std::error::Error>>;
[INFO] [stdout]   |                                               ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking aoc_day2 v0.1.0 (/opt/rustwide/workdir/src/lib/day_libs/aoc_day2)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/lib/day_libs/aoc_day2/src/lib.rs:5:47
[INFO] [stdout]   |
[INFO] [stdout] 5 | type Result<T> = ::std::result::Result<T, Box<::std::error::Error>>;
[INFO] [stdout]   |                                               ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/lib/day_libs/aoc_day2/src/lib.rs:69:9
[INFO] [stdout]    |
[INFO] [stdout] 69 |     use super::*;
[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] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/lib/day_libs/aoc_day2/src/lib.rs:5:47
[INFO] [stdout]   |
[INFO] [stdout] 5 | type Result<T> = ::std::result::Result<T, Box<::std::error::Error>>;
[INFO] [stdout]   |                                               ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/lib/day_libs/aoc_day2/src/lib.rs:41:42
[INFO] [stdout]    |
[INFO] [stdout] 41 |                         Difference::Same(ref x) => {}
[INFO] [stdout]    |                                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/lib/day_libs/aoc_day2/src/lib.rs:50:41
[INFO] [stdout]    |
[INFO] [stdout] 50 |                         Difference::Rem(ref x) => {}
[INFO] [stdout]    |                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/lib/day_libs/aoc_day2/src/lib.rs:41:42
[INFO] [stdout]    |
[INFO] [stdout] 41 |                         Difference::Same(ref x) => {}
[INFO] [stdout]    |                                          ^^^^^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `x`
[INFO] [stdout]   --> src/lib/day_libs/aoc_day2/src/lib.rs:50:41
[INFO] [stdout]    |
[INFO] [stdout] 50 |                         Difference::Rem(ref x) => {}
[INFO] [stdout]    |                                         ^^^^^ help: if this is intentional, prefix it with an underscore: `_x`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking aho-corasick v0.6.9
[INFO] [stderr]     Checking regex v1.1.0
[INFO] [stderr]     Checking aoc_day3 v0.1.0 (/opt/rustwide/workdir/src/lib/day_libs/aoc_day3)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/lib/day_libs/aoc_day3/src/lib.rs:6:47
[INFO] [stdout]   |
[INFO] [stdout] 6 | type Result<T> = ::std::result::Result<T, Box<::std::error::Error>>;
[INFO] [stdout]   |                                               ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]  --> src/lib/day_libs/aoc_day3/src/lib.rs:6:47
[INFO] [stdout]   |
[INFO] [stdout] 6 | type Result<T> = ::std::result::Result<T, Box<::std::error::Error>>;
[INFO] [stdout]   |                                               ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn (::std::error::Error)`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/lib/day_libs/aoc_day3/src/lib.rs:72:9
[INFO] [stdout]    |
[INFO] [stdout] 72 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fabric`
[INFO] [stdout]   --> src/lib/day_libs/aoc_day3/src/lib.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |     let fabric = Fabric::new();
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_fabric`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `patch`
[INFO] [stdout]   --> src/lib/day_libs/aoc_day3/src/lib.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |     for patch in &patches{
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_patch`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/lib/day_libs/aoc_day3/src/lib.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn part2(input: &str) -> Result<i32> {
[INFO] [stdout]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable `RE` should have a snake case name
[INFO] [stdout]   --> src/lib/day_libs/aoc_day3/src/lib.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let RE: Regex = Regex::new(
[INFO] [stdout]    |         ^^ help: convert the identifier to snake case: `re`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `fabric`
[INFO] [stdout]   --> src/lib/day_libs/aoc_day3/src/lib.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |     let fabric = Fabric::new();
[INFO] [stdout]    |         ^^^^^^ help: if this is intentional, prefix it with an underscore: `_fabric`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `patch`
[INFO] [stdout]   --> src/lib/day_libs/aoc_day3/src/lib.rs:52:9
[INFO] [stdout]    |
[INFO] [stdout] 52 |     for patch in &patches{
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_patch`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/lib/day_libs/aoc_day3/src/lib.rs:59:10
[INFO] [stdout]    |
[INFO] [stdout] 59 | fn part2(input: &str) -> Result<i32> {
[INFO] [stdout]    |          ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking rustventofcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable `RE` should have a snake case name
[INFO] [stdout]   --> src/lib/day_libs/aoc_day3/src/lib.rs:20:9
[INFO] [stdout]    |
[INFO] [stdout] 20 |     let RE: Regex = Regex::new(
[INFO] [stdout]    |         ^^ help: convert the identifier to snake case: `re`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_snake_case)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.33s
[INFO] running `Command { std: "docker" "inspect" "4291e98ac29df61f0295dee45a628a1792b0c5d54eb38feef9c6c35021d95211", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4291e98ac29df61f0295dee45a628a1792b0c5d54eb38feef9c6c35021d95211", kill_on_drop: false }`
[INFO] [stdout] 4291e98ac29df61f0295dee45a628a1792b0c5d54eb38feef9c6c35021d95211