[INFO] updating cached repository https://github.com/Jokler/AdventOfCode
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }`
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 066b966558607414c0bfb716dfc6ad838b34e603
[INFO] checking Jokler/AdventOfCode against master#4fb54ed484e2239a3e9eff3be17df00d2a162be3 for pr-73345
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJokler%2FAdventOfCode" "/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/Jokler/AdventOfCode on toolchain 4fb54ed484e2239a3e9eff3be17df00d2a162be3
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Jokler/AdventOfCode
[INFO] finished tweaking git repo https://github.com/Jokler/AdventOfCode
[INFO] tweaked toml for git repo https://github.com/Jokler/AdventOfCode written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/Jokler/AdventOfCode already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6b0cced4e3fc9b2485eff48750673919c92ab9d481d294a5143415697225ce30
[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" "6b0cced4e3fc9b2485eff48750673919c92ab9d481d294a5143415697225ce30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6b0cced4e3fc9b2485eff48750673919c92ab9d481d294a5143415697225ce30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6b0cced4e3fc9b2485eff48750673919c92ab9d481d294a5143415697225ce30", kill_on_drop: false }`
[INFO] [stdout] 6b0cced4e3fc9b2485eff48750673919c92ab9d481d294a5143415697225ce30
[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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:6c9ffe128752d56c8d75334ed354142a5229917ed99767f56566dd8e857ad726" "/opt/rustwide/cargo-home/bin/cargo" "+4fb54ed484e2239a3e9eff3be17df00d2a162be3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4ab0a30b6d32d3d4cc7986f8410961835ad34a97074ad99810cbdc365246a91
[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" "e4ab0a30b6d32d3d4cc7986f8410961835ad34a97074ad99810cbdc365246a91", kill_on_drop: false }`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling quote v0.3.15
[INFO] [stderr]     Checking either v1.4.0
[INFO] [stderr]    Compiling synom v0.11.3
[INFO] [stderr]     Checking clap v2.28.0
[INFO] [stderr]     Checking itertools v0.7.4
[INFO] [stderr]    Compiling syn v0.11.11
[INFO] [stderr]    Compiling structopt-derive v0.1.6
[INFO] [stderr]     Checking structopt v0.1.6
[INFO] [stderr]     Checking adventofcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]  --> src/nineteen/two.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn run(input: &str, puzzle: u8, debug: bool) -> String {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `first`
[INFO] [stdout]   --> src/nineteen/two.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn first(input: &str, debug: bool) -> String {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `second`
[INFO] [stdout]   --> src/nineteen/two.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn second(input: &str, debug: bool) -> String {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run_machine`
[INFO] [stdout]   --> src/nineteen/two.rs:53:4
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn run_machine(mut memory: Vec<u32>) -> u32 {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run`
[INFO] [stdout]  --> src/nineteen/two.rs:5:8
[INFO] [stdout]   |
[INFO] [stdout] 5 | pub fn run(input: &str, puzzle: u8, debug: bool) -> String {
[INFO] [stdout]   |        ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `first`
[INFO] [stdout]   --> src/nineteen/two.rs:13:4
[INFO] [stdout]    |
[INFO] [stdout] 13 | fn first(input: &str, debug: bool) -> String {
[INFO] [stdout]    |    ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `second`
[INFO] [stdout]   --> src/nineteen/two.rs:29:4
[INFO] [stdout]    |
[INFO] [stdout] 29 | fn second(input: &str, debug: bool) -> String {
[INFO] [stdout]    |    ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `run_machine`
[INFO] [stdout]   --> src/nineteen/two.rs:53:4
[INFO] [stdout]    |
[INFO] [stdout] 53 | fn run_machine(mut memory: Vec<u32>) -> u32 {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.96s
[INFO] running `Command { std: "docker" "inspect" "e4ab0a30b6d32d3d4cc7986f8410961835ad34a97074ad99810cbdc365246a91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4ab0a30b6d32d3d4cc7986f8410961835ad34a97074ad99810cbdc365246a91", kill_on_drop: false }`
[INFO] [stdout] e4ab0a30b6d32d3d4cc7986f8410961835ad34a97074ad99810cbdc365246a91