[INFO] cloning repository https://github.com/nhultz/advent_of_code_2018
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nhultz/advent_of_code_2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnhultz%2Fadvent_of_code_2018", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnhultz%2Fadvent_of_code_2018'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 1fdd4c524500fc66cd9e9ffe1275b5f8f7052bb1
[INFO] testing nhultz/advent_of_code_2018 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnhultz%2Fadvent_of_code_2018" "/workspace/builds/worker-74/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-74/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/nhultz/advent_of_code_2018 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/nhultz/advent_of_code_2018
[INFO] finished tweaking git repo https://github.com/nhultz/advent_of_code_2018
[INFO] tweaked toml for git repo https://github.com/nhultz/advent_of_code_2018 written to /workspace/builds/worker-74/source/Cargo.toml
[INFO] crate git repo https://github.com/nhultz/advent_of_code_2018 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 506a0dec961c5b96d91d9fc8b78bb6302d685ce0d703999f51f8100fca8480ee
[INFO] running `Command { std: "docker" "start" "-a" "506a0dec961c5b96d91d9fc8b78bb6302d685ce0d703999f51f8100fca8480ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "506a0dec961c5b96d91d9fc8b78bb6302d685ce0d703999f51f8100fca8480ee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "506a0dec961c5b96d91d9fc8b78bb6302d685ce0d703999f51f8100fca8480ee", kill_on_drop: false }`
[INFO] [stdout] 506a0dec961c5b96d91d9fc8b78bb6302d685ce0d703999f51f8100fca8480ee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7857ff56a4ad8e71502c2a673036cf449b1763256cb38dd505039b39bf38f954
[INFO] running `Command { std: "docker" "start" "-a" "7857ff56a4ad8e71502c2a673036cf449b1763256cb38dd505039b39bf38f954", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.30
[INFO] [stderr]    Compiling libc v0.2.104
[INFO] [stderr]    Compiling syn v1.0.80
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-width v0.1.6
[INFO] [stderr]    Compiling anyhow v1.0.44
[INFO] [stderr]    Compiling either v1.5.3
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling num-traits v0.2.10
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling time v0.1.44
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]    Compiling advent_of_code_solutions v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `country_id`
[INFO] [stdout]   --> src/solutions_2020/day4.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     country_id: Option<String>,
[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] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 06s
[INFO] running `Command { std: "docker" "inspect" "7857ff56a4ad8e71502c2a673036cf449b1763256cb38dd505039b39bf38f954", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7857ff56a4ad8e71502c2a673036cf449b1763256cb38dd505039b39bf38f954", kill_on_drop: false }`
[INFO] [stdout] 7857ff56a4ad8e71502c2a673036cf449b1763256cb38dd505039b39bf38f954
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 535577d7f22b12acd7cd1783c36810e243e1c44c9540767469fa3bc910d64a75
[INFO] running `Command { std: "docker" "start" "-a" "535577d7f22b12acd7cd1783c36810e243e1c44c9540767469fa3bc910d64a75", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling advent_of_code_solutions v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `country_id`
[INFO] [stdout]   --> src/solutions_2020/day4.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     country_id: Option<String>,
[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: field is never read: `country_id`
[INFO] [stdout]   --> src/solutions_2020/day4.rs:61:5
[INFO] [stdout]    |
[INFO] [stdout] 61 |     country_id: Option<String>,
[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] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 53.82s
[INFO] running `Command { std: "docker" "inspect" "535577d7f22b12acd7cd1783c36810e243e1c44c9540767469fa3bc910d64a75", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "535577d7f22b12acd7cd1783c36810e243e1c44c9540767469fa3bc910d64a75", kill_on_drop: false }`
[INFO] [stdout] 535577d7f22b12acd7cd1783c36810e243e1c44c9540767469fa3bc910d64a75
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-74/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ed8039c4297338d6b1b539f39f017695683ff5ffe6aca1b6acc5150e54110075
[INFO] running `Command { std: "docker" "start" "-a" "ed8039c4297338d6b1b539f39f017695683ff5ffe6aca1b6acc5150e54110075", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: field is never read: `country_id`
[INFO] [stderr]   --> src/solutions_2020/day4.rs:61:5
[INFO] [stderr]    |
[INFO] [stderr] 61 |     country_id: Option<String>,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `advent_of_code_solutions` (lib) generated 1 warning
[INFO] [stderr] warning: `advent_of_code_solutions` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 8.66s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/advent_of_code_solutions-5e60f20b6c9c9dde)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test solutions_2018::day2::tests::test_one_char_difference ... ok
[INFO] [stdout] test solutions_2018::day2::tests::test_two ... ok
[INFO] [stdout] test solutions_2018::day2::tests::test_three ... ok
[INFO] [stdout] test solutions_2019::day1::tests::test_calculate_fuel ... ok
[INFO] [stdout] test solutions_2018::day3::tests::test_points ... ok
[INFO] [stdout] test solutions_2019::day2::tests::test_run_program ... ok
[INFO] [stdout] test solutions_2019::day1::tests::test_calculate_fuel_recur ... ok
[INFO] [stdout] test solutions_2020::day2::tests::test_password_parse ... ok
[INFO] [stdout] test solutions_2020::day2::tests::test_password_parse_another ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/advent_of_code_solutions-c258d8ad62a97b4b)
[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] [stderr]    Doc-tests advent_of_code_solutions
[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" "ed8039c4297338d6b1b539f39f017695683ff5ffe6aca1b6acc5150e54110075", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed8039c4297338d6b1b539f39f017695683ff5ffe6aca1b6acc5150e54110075", kill_on_drop: false }`
[INFO] [stdout] ed8039c4297338d6b1b539f39f017695683ff5ffe6aca1b6acc5150e54110075