[INFO] cloning repository https://github.com/Jviguy/aoc2021
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jviguy/aoc2021" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJviguy%2Faoc2021", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJviguy%2Faoc2021'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 079b48eede4a7c448cd4f6b848d4df14a1c10e0f
[INFO] testing Jviguy/aoc2021 against 1.60.0 for beta-1.61-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJviguy%2Faoc2021" "/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/Jviguy/aoc2021 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Jviguy/aoc2021
[INFO] finished tweaking git repo https://github.com/Jviguy/aoc2021
[INFO] tweaked toml for git repo https://github.com/Jviguy/aoc2021 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Jviguy/aoc2021 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] bcca5b5008bc18672cbcf1644e55f9d13e8551efa709072405dce34130e0f5d2
[INFO] running `Command { std: "docker" "start" "-a" "bcca5b5008bc18672cbcf1644e55f9d13e8551efa709072405dce34130e0f5d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bcca5b5008bc18672cbcf1644e55f9d13e8551efa709072405dce34130e0f5d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcca5b5008bc18672cbcf1644e55f9d13e8551efa709072405dce34130e0f5d2", kill_on_drop: false }`
[INFO] [stdout] bcca5b5008bc18672cbcf1644e55f9d13e8551efa709072405dce34130e0f5d2
[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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 816dfaca16ebf864717072c71e86609dbcb612ce271e83ac1656773e6c4cb195
[INFO] running `Command { std: "docker" "start" "-a" "816dfaca16ebf864717072c71e86609dbcb612ce271e83ac1656773e6c4cb195", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling aoc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `part1`
[INFO] [stdout]  --> src/solutions/day1.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn part1(data: String) -> i64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `part2`
[INFO] [stdout]  --> src/solutions/day1.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn part2(data: String) -> i64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `part1`
[INFO] [stdout]  --> src/solutions/day2.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn part1(data: String) -> i64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `part2`
[INFO] [stdout]   --> src/solutions/day2.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn part2(data: String) -> i64 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `part1`
[INFO] [stdout]  --> src/solutions/day3.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn part1(data: String) -> i64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `part2`
[INFO] [stdout]   --> src/solutions/day3.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn part2(data: String) -> i64 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `iter_helper`
[INFO] [stdout]   --> src/solutions/day3.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn iter_helper(lines: Vec<&str>, most_mode: bool) -> i64 {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `invert_bits`
[INFO] [stdout]   --> src/solutions/day3.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn invert_bits(num: i64) -> i64 {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `print`
[INFO] [stdout]   --> src/solutions/day4.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn print(&self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.32s
[INFO] running `Command { std: "docker" "inspect" "816dfaca16ebf864717072c71e86609dbcb612ce271e83ac1656773e6c4cb195", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "816dfaca16ebf864717072c71e86609dbcb612ce271e83ac1656773e6c4cb195", kill_on_drop: false }`
[INFO] [stdout] 816dfaca16ebf864717072c71e86609dbcb612ce271e83ac1656773e6c4cb195
[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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b2a0aa2707d719d3ca21ce407495903d7febdebf90bf7f86de80e735cf88e771
[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" "b2a0aa2707d719d3ca21ce407495903d7febdebf90bf7f86de80e735cf88e771", kill_on_drop: false }`
[INFO] [stderr]    Compiling aoc v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/main.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `part1`
[INFO] [stdout]  --> src/solutions/day1.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn part1(data: String) -> i64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `part2`
[INFO] [stdout]  --> src/solutions/day1.rs:9:8
[INFO] [stdout]   |
[INFO] [stdout] 9 | pub fn part2(data: String) -> i64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `part1`
[INFO] [stdout]  --> src/solutions/day2.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn part1(data: String) -> i64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `part2`
[INFO] [stdout]   --> src/solutions/day2.rs:21:8
[INFO] [stdout]    |
[INFO] [stdout] 21 | pub fn part2(data: String) -> i64 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `part1`
[INFO] [stdout]  --> src/solutions/day3.rs:1:8
[INFO] [stdout]   |
[INFO] [stdout] 1 | pub fn part1(data: String) -> i64 {
[INFO] [stdout]   |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `part2`
[INFO] [stdout]   --> src/solutions/day3.rs:16:8
[INFO] [stdout]    |
[INFO] [stdout] 16 | pub fn part2(data: String) -> i64 {
[INFO] [stdout]    |        ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `iter_helper`
[INFO] [stdout]   --> src/solutions/day3.rs:26:4
[INFO] [stdout]    |
[INFO] [stdout] 26 | fn iter_helper(lines: Vec<&str>, most_mode: bool) -> i64 {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `invert_bits`
[INFO] [stdout]   --> src/solutions/day3.rs:40:4
[INFO] [stdout]    |
[INFO] [stdout] 40 | fn invert_bits(num: i64) -> i64 {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `print`
[INFO] [stdout]   --> src/solutions/day4.rs:27:12
[INFO] [stdout]    |
[INFO] [stdout] 27 |     pub fn print(&self) {
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 10 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "b2a0aa2707d719d3ca21ce407495903d7febdebf90bf7f86de80e735cf88e771", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b2a0aa2707d719d3ca21ce407495903d7febdebf90bf7f86de80e735cf88e771", kill_on_drop: false }`
[INFO] [stdout] b2a0aa2707d719d3ca21ce407495903d7febdebf90bf7f86de80e735cf88e771
[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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f8c6a304a3ed09d2a96fdfe607f3b87025dcca6c9d8926af9f0a61317ce541cf
[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" "f8c6a304a3ed09d2a96fdfe607f3b87025dcca6c9d8926af9f0a61317ce541cf", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]  --> src/main.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `part1`
[INFO] [stderr]  --> src/solutions/day1.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn part1(data: String) -> i64 {
[INFO] [stderr]   |        ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `part2`
[INFO] [stderr]  --> src/solutions/day1.rs:9:8
[INFO] [stderr]   |
[INFO] [stderr] 9 | pub fn part2(data: String) -> i64 {
[INFO] [stderr]   |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `part1`
[INFO] [stderr]  --> src/solutions/day2.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn part1(data: String) -> i64 {
[INFO] [stderr]   |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `part2`
[INFO] [stderr]   --> src/solutions/day2.rs:21:8
[INFO] [stderr]    |
[INFO] [stderr] 21 | pub fn part2(data: String) -> i64 {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `part1`
[INFO] [stderr]  --> src/solutions/day3.rs:1:8
[INFO] [stderr]   |
[INFO] [stderr] 1 | pub fn part1(data: String) -> i64 {
[INFO] [stderr]   |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `part2`
[INFO] [stderr]   --> src/solutions/day3.rs:16:8
[INFO] [stderr]    |
[INFO] [stderr] 16 | pub fn part2(data: String) -> i64 {
[INFO] [stderr]    |        ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `iter_helper`
[INFO] [stderr]   --> src/solutions/day3.rs:26:4
[INFO] [stderr]    |
[INFO] [stderr] 26 | fn iter_helper(lines: Vec<&str>, most_mode: bool) -> i64 {
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `invert_bits`
[INFO] [stderr]   --> src/solutions/day3.rs:40:4
[INFO] [stderr]    |
[INFO] [stderr] 40 | fn invert_bits(num: i64) -> i64 {
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `print`
[INFO] [stderr]   --> src/solutions/day4.rs:27:12
[INFO] [stderr]    |
[INFO] [stderr] 27 |     pub fn print(&self) {
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `aoc` (bin "aoc" test) generated 10 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/aoc-33e008ee75c5e690)
[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" "f8c6a304a3ed09d2a96fdfe607f3b87025dcca6c9d8926af9f0a61317ce541cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f8c6a304a3ed09d2a96fdfe607f3b87025dcca6c9d8926af9f0a61317ce541cf", kill_on_drop: false }`
[INFO] [stdout] f8c6a304a3ed09d2a96fdfe607f3b87025dcca6c9d8926af9f0a61317ce541cf