[INFO] cloning repository https://github.com/jlricon/advent-2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jlricon/advent-2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjlricon%2Fadvent-2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjlricon%2Fadvent-2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4198d90acd050e662063b496daab946d69cb49a2
[INFO] checking jlricon/advent-2020 against try#a7a572ce3edd6d476191fbfe92c9c1986e009b34 for pr-87190-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjlricon%2Fadvent-2020" "/workspace/builds/worker-55/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-55/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jlricon/advent-2020 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/jlricon/advent-2020
[INFO] finished tweaking git repo https://github.com/jlricon/advent-2020
[INFO] tweaked toml for git repo https://github.com/jlricon/advent-2020 written to /workspace/builds/worker-55/source/Cargo.toml
[INFO] crate git repo https://github.com/jlricon/advent-2020 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] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded im-rc v15.0.0
[INFO] [stderr]   Downloaded sized-chunks v0.6.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] 0eeef8afdc2caa1238d87ae0e08aaa914ca2982aa85351f26d5ff4dddd894d47
[INFO] running `Command { std: "docker" "start" "-a" "0eeef8afdc2caa1238d87ae0e08aaa914ca2982aa85351f26d5ff4dddd894d47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0eeef8afdc2caa1238d87ae0e08aaa914ca2982aa85351f26d5ff4dddd894d47", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0eeef8afdc2caa1238d87ae0e08aaa914ca2982aa85351f26d5ff4dddd894d47", kill_on_drop: false }`
[INFO] [stdout] 0eeef8afdc2caa1238d87ae0e08aaa914ca2982aa85351f26d5ff4dddd894d47
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-55/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] 29ceb6e1737553eb324a3b903db763358d6bc52f5725ce0367714a58bc7fe991
[INFO] running `Command { std: "docker" "start" "-a" "29ceb6e1737553eb324a3b903db763358d6bc52f5725ce0367714a58bc7fe991", 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 libc v0.2.81
[INFO] [stderr]    Compiling const_fn v0.4.4
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling getrandom v0.2.0
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling im-rc v15.0.0
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking rand_xoshiro v0.4.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]     Checking bitmaps v2.1.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking rand_core v0.6.0
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking rand_chacha v0.3.0
[INFO] [stderr]     Checking rand v0.8.0
[INFO] [stderr]     Checking sized-chunks v0.6.2
[INFO] [stderr]     Checking advent-2020 v0.1.0 (/tmp/fixit)
[INFO] [stderr]    Migrating src/bin/day1.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/day18.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/day6.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/day2.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/day12.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/day9.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/day7.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/day21.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/day20.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/day24.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/day8.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/day5.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/main.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/day23.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/day22.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/day20b.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/day25.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/day11.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/day19.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/day17.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/day13.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/day4.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/day3.rs from 2018 edition to 2021
[INFO] [stderr]    Migrating src/bin/day10.rs from 2018 edition to 2021
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/day2.rs:52:14
[INFO] [stdout]    |
[INFO] [stdout] 52 |             };
[INFO] [stdout]    |              ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]        Fixed src/bin/day20.rs (3 fixes)
[INFO] [stderr]        Fixed src/bin/day24.rs (2 fixes)
[INFO] [stdout] warning: associated function is never used: `stack_horizontally_with`
[INFO] [stdout]   --> src/bin/day20.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn stack_horizontally_with(&self, t: &Tile) -> Tile {
[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: `stack_vertically_with`
[INFO] [stdout]   --> src/bin/day20.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn stack_vertically_with(&self, t: &Tile) -> Tile {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]        Fixed src/bin/day23.rs (1 fix)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/day4.rs:23:6
[INFO] [stdout]    |
[INFO] [stdout] 23 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `stack_horizontally_with`
[INFO] [stdout]   --> src/bin/day20.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn stack_horizontally_with(&self, t: &Tile) -> Tile {
[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: `stack_vertically_with`
[INFO] [stdout]   --> src/bin/day20.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn stack_vertically_with(&self, t: &Tile) -> Tile {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/day2.rs:52:14
[INFO] [stdout]    |
[INFO] [stdout] 52 |             };
[INFO] [stdout]    |              ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/day4.rs:23:6
[INFO] [stdout]    |
[INFO] [stdout] 23 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.81s
[INFO] [stderr] Running `cargo check` to verify 2021
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking advent-2020 v0.1.0 (/tmp/fixit)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/day4.rs:23:6
[INFO] [stdout]    |
[INFO] [stdout] 23 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/day2.rs:52:14
[INFO] [stdout]    |
[INFO] [stdout] 52 |             };
[INFO] [stdout]    |              ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/day2.rs:52:14
[INFO] [stdout]    |
[INFO] [stdout] 52 |             };
[INFO] [stdout]    |              ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/bin/day4.rs:23:6
[INFO] [stdout]    |
[INFO] [stdout] 23 |     };
[INFO] [stdout]    |      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` 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] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `stack_horizontally_with`
[INFO] [stdout]   --> src/bin/day20.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn stack_horizontally_with(&self, t: &Tile) -> Tile {
[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: `stack_vertically_with`
[INFO] [stdout]   --> src/bin/day20.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn stack_vertically_with(&self, t: &Tile) -> Tile {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `stack_horizontally_with`
[INFO] [stdout]   --> src/bin/day20.rs:29:8
[INFO] [stdout]    |
[INFO] [stdout] 29 |     fn stack_horizontally_with(&self, t: &Tile) -> Tile {
[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: `stack_vertically_with`
[INFO] [stdout]   --> src/bin/day20.rs:38:8
[INFO] [stdout]    |
[INFO] [stdout] 38 |     fn stack_vertically_with(&self, t: &Tile) -> Tile {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.68s
[INFO] running `Command { std: "docker" "inspect" "29ceb6e1737553eb324a3b903db763358d6bc52f5725ce0367714a58bc7fe991", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29ceb6e1737553eb324a3b903db763358d6bc52f5725ce0367714a58bc7fe991", kill_on_drop: false }`
[INFO] [stdout] 29ceb6e1737553eb324a3b903db763358d6bc52f5725ce0367714a58bc7fe991