[INFO] cloning repository https://github.com/simongibbons/advent_of_code2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/simongibbons/advent_of_code2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimongibbons%2Fadvent_of_code2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimongibbons%2Fadvent_of_code2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f8422e49bf6421cc723a4e0740a3825d4c0ffca9
[INFO] checking simongibbons/advent_of_code2020 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fsimongibbons%2Fadvent_of_code2020" "/workspace/builds/worker-23/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-23/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/simongibbons/advent_of_code2020 on toolchain a7a572ce3edd6d476191fbfe92c9c1986e009b34
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/simongibbons/advent_of_code2020
[INFO] finished tweaking git repo https://github.com/simongibbons/advent_of_code2020
[INFO] tweaked toml for git repo https://github.com/simongibbons/advent_of_code2020 written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] crate git repo https://github.com/simongibbons/advent_of_code2020 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "fetch" "--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-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4fa182fa26f23cd1d07cf49be8a3957874429ab145ef11ea0040a26db12b9fe2
[INFO] running `Command { std: "docker" "start" "-a" "4fa182fa26f23cd1d07cf49be8a3957874429ab145ef11ea0040a26db12b9fe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4fa182fa26f23cd1d07cf49be8a3957874429ab145ef11ea0040a26db12b9fe2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fa182fa26f23cd1d07cf49be8a3957874429ab145ef11ea0040a26db12b9fe2", kill_on_drop: false }`
[INFO] [stdout] 4fa182fa26f23cd1d07cf49be8a3957874429ab145ef11ea0040a26db12b9fe2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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" "+a7a572ce3edd6d476191fbfe92c9c1986e009b34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8ded7aa38279109f4a0e3b22b9f8f047f0a39de7edb8209dfabf00bff7c3ad38
[INFO] running `Command { std: "docker" "start" "-a" "8ded7aa38279109f4a0e3b22b9f8f047f0a39de7edb8209dfabf00bff7c3ad38", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] Running `cargo fix --edition`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]    Compiling itoa v0.4.6
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking aoc-runner v0.3.0
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking modinverse v0.1.1
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling aoc-runner-internal v0.1.0
[INFO] [stderr]    Compiling aoc-runner-derive v0.3.0
[INFO] [stderr]     Checking advent_of_code2020 v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/lib.rs from 2018 edition to 2021
[INFO] [stderr]        Fixed src/day14.rs (4 fixes)
[INFO] [stdout] warning: associated function is never used: `valid_height`
[INFO] [stdout]   --> src/day04.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn valid_height(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `valid_height`
[INFO] [stdout]   --> src/day04.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn valid_height(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 06s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking advent_of_code2020 v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: associated function is never used: `valid_height`
[INFO] [stdout]   --> src/day04.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn valid_height(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `valid_height`
[INFO] [stdout]   --> src/day04.rs:36:8
[INFO] [stdout]    |
[INFO] [stdout] 36 |     fn valid_height(&self) {
[INFO] [stdout]    |        ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.15s
[INFO] running `Command { std: "docker" "inspect" "8ded7aa38279109f4a0e3b22b9f8f047f0a39de7edb8209dfabf00bff7c3ad38", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8ded7aa38279109f4a0e3b22b9f8f047f0a39de7edb8209dfabf00bff7c3ad38", kill_on_drop: false }`
[INFO] [stdout] 8ded7aa38279109f4a0e3b22b9f8f047f0a39de7edb8209dfabf00bff7c3ad38