[INFO] cloning repository https://github.com/tmt96/adventofcode2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tmt96/adventofcode2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmt96%2Fadventofcode2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmt96%2Fadventofcode2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ae9cd726ec82eaa1d8cc82205cf9a7cd37dcf408
[INFO] checking tmt96/adventofcode2020 against master#33fdb797f59421c7bbecaa4588ed5d7a31a9494a for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmt96%2Fadventofcode2020" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tmt96/adventofcode2020 on toolchain 33fdb797f59421c7bbecaa4588ed5d7a31a9494a
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tmt96/adventofcode2020
[INFO] finished tweaking git repo https://github.com/tmt96/adventofcode2020
[INFO] tweaked toml for git repo https://github.com/tmt96/adventofcode2020 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/tmt96/adventofcode2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "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-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] caa056123c11087c27500d275be9dfba0cb9ab7bbd5aa40835a7ec8cedf02c77
[INFO] running `Command { std: "docker" "start" "-a" "caa056123c11087c27500d275be9dfba0cb9ab7bbd5aa40835a7ec8cedf02c77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "caa056123c11087c27500d275be9dfba0cb9ab7bbd5aa40835a7ec8cedf02c77", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "caa056123c11087c27500d275be9dfba0cb9ab7bbd5aa40835a7ec8cedf02c77", kill_on_drop: false }`
[INFO] [stdout] caa056123c11087c27500d275be9dfba0cb9ab7bbd5aa40835a7ec8cedf02c77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+33fdb797f59421c7bbecaa4588ed5d7a31a9494a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 21e43805e66a700eb27166059c7f53ee3125bef5753623027931abc284c312f7
[INFO] running `Command { std: "docker" "start" "-a" "21e43805e66a700eb27166059c7f53ee3125bef5753623027931abc284c312f7", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking adventofcode2020 v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `collections::btree_map::Range`
[INFO] [stdout]  --> src/day16.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     collections::btree_map::Range,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `collections::btree_map::Range`
[INFO] [stdout]  --> src/day16.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 |     collections::btree_map::Range,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/day11.rs:141:28
[INFO] [stdout]     |
[INFO] [stdout] 141 |     fn solve_second(&self, input: &Self::Input) -> Self::Output2 {
[INFO] [stdout]     |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/day13.rs:47:28
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn solve_second(&self, input: &Self::Input) -> Self::Output2 {
[INFO] [stdout]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]    --> src/day11.rs:141:28
[INFO] [stdout]     |
[INFO] [stdout] 141 |     fn solve_second(&self, input: &Self::Input) -> Self::Output2 {
[INFO] [stdout]     |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `input`
[INFO] [stdout]   --> src/day13.rs:47:28
[INFO] [stdout]    |
[INFO] [stdout] 47 |     fn solve_second(&self, input: &Self::Input) -> Self::Output2 {
[INFO] [stdout]    |                            ^^^^^ help: if this is intentional, prefix it with an underscore: `_input`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.59s
[INFO] running `Command { std: "docker" "inspect" "21e43805e66a700eb27166059c7f53ee3125bef5753623027931abc284c312f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "21e43805e66a700eb27166059c7f53ee3125bef5753623027931abc284c312f7", kill_on_drop: false }`
[INFO] [stdout] 21e43805e66a700eb27166059c7f53ee3125bef5753623027931abc284c312f7