[INFO] cloning repository https://github.com/edwinvdgraaf/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/edwinvdgraaf/advent-of-code-2018" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedwinvdgraaf%2Fadvent-of-code-2018", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedwinvdgraaf%2Fadvent-of-code-2018'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ae1d759e77a269a43af6a2a6aeb4dc9a80e33738
[INFO] testing edwinvdgraaf/advent-of-code-2018 against beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedwinvdgraaf%2Fadvent-of-code-2018" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/edwinvdgraaf/advent-of-code-2018 on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/edwinvdgraaf/advent-of-code-2018
[INFO] finished tweaking git repo https://github.com/edwinvdgraaf/advent-of-code-2018
[INFO] tweaked toml for git repo https://github.com/edwinvdgraaf/advent-of-code-2018 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/edwinvdgraaf/advent-of-code-2018 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 470dc84b0c9f02a48abc6edbf1dbef55787943e3bd81c1655dca136c70917a12
[INFO] running `Command { std: "docker" "start" "-a" "470dc84b0c9f02a48abc6edbf1dbef55787943e3bd81c1655dca136c70917a12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "470dc84b0c9f02a48abc6edbf1dbef55787943e3bd81c1655dca136c70917a12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "470dc84b0c9f02a48abc6edbf1dbef55787943e3bd81c1655dca136c70917a12", kill_on_drop: false }`
[INFO] [stdout] 470dc84b0c9f02a48abc6edbf1dbef55787943e3bd81c1655dca136c70917a12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 838b6545ad9fed02b87f777e5154f71ed875cfc19ef3f9fec956e7a5e424caee
[INFO] running `Command { std: "docker" "start" "-a" "838b6545ad9fed02b87f777e5154f71ed875cfc19ef3f9fec956e7a5e424caee", kill_on_drop: false }`
[INFO] [stderr]    Compiling advent-of-code v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/day_one/mod.rs:11:36
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn read_file() ->  std::io::Result<(String)> {   
[INFO] [stdout]    |                                    ^      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 11 - fn read_file() ->  std::io::Result<(String)> {   
[INFO] [stdout] 11 + fn read_file() ->  std::io::Result<String> {   
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/day_two/mod.rs:10:36
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn read_file() ->  std::io::Result<(String)> {   
[INFO] [stdout]    |                                    ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 10 - fn read_file() ->  std::io::Result<(String)> {   
[INFO] [stdout] 10 + fn read_file() ->  std::io::Result<String> {   
[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 1.30s
[INFO] running `Command { std: "docker" "inspect" "838b6545ad9fed02b87f777e5154f71ed875cfc19ef3f9fec956e7a5e424caee", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "838b6545ad9fed02b87f777e5154f71ed875cfc19ef3f9fec956e7a5e424caee", kill_on_drop: false }`
[INFO] [stdout] 838b6545ad9fed02b87f777e5154f71ed875cfc19ef3f9fec956e7a5e424caee
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97f63ea2720617fabe17e5190ceeb55b181a5bfff05f54a4a659f7ca98191a95
[INFO] running `Command { std: "docker" "start" "-a" "97f63ea2720617fabe17e5190ceeb55b181a5bfff05f54a4a659f7ca98191a95", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling advent-of-code v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/day_one/mod.rs:11:36
[INFO] [stdout]    |
[INFO] [stdout] 11 | fn read_file() ->  std::io::Result<(String)> {   
[INFO] [stdout]    |                                    ^      ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 11 - fn read_file() ->  std::io::Result<(String)> {   
[INFO] [stdout] 11 + fn read_file() ->  std::io::Result<String> {   
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/day_two/mod.rs:10:36
[INFO] [stdout]    |
[INFO] [stdout] 10 | fn read_file() ->  std::io::Result<(String)> {   
[INFO] [stdout]    |                                    ^      ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 10 - fn read_file() ->  std::io::Result<(String)> {   
[INFO] [stdout] 10 + fn read_file() ->  std::io::Result<String> {   
[INFO] [stdout]    | 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `Command { std: "docker" "inspect" "97f63ea2720617fabe17e5190ceeb55b181a5bfff05f54a4a659f7ca98191a95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97f63ea2720617fabe17e5190ceeb55b181a5bfff05f54a4a659f7ca98191a95", kill_on_drop: false }`
[INFO] [stdout] 97f63ea2720617fabe17e5190ceeb55b181a5bfff05f54a4a659f7ca98191a95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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=warn" "-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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a76d066d28ad3c7d74b626d720f60ad8146f267a8c1734977823a40eea71f162
[INFO] running `Command { std: "docker" "start" "-a" "a76d066d28ad3c7d74b626d720f60ad8146f267a8c1734977823a40eea71f162", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/day_one/mod.rs:11:36
[INFO] [stderr]    |
[INFO] [stderr] 11 | fn read_file() ->  std::io::Result<(String)> {   
[INFO] [stderr]    |                                    ^      ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 11 - fn read_file() ->  std::io::Result<(String)> {   
[INFO] [stderr] 11 + fn read_file() ->  std::io::Result<String> {   
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/day_two/mod.rs:10:36
[INFO] [stderr]    |
[INFO] [stderr] 10 | fn read_file() ->  std::io::Result<(String)> {   
[INFO] [stderr]    |                                    ^      ^
[INFO] [stderr]    |
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 10 - fn read_file() ->  std::io::Result<(String)> {   
[INFO] [stderr] 10 + fn read_file() ->  std::io::Result<String> {   
[INFO] [stderr]    | 
[INFO] [stderr] 
[INFO] [stderr] warning: `advent-of-code` (bin "advent-of-code" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.43s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/advent_of_code-84a174b868cb1a37)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test day_one::tests::it_computes ... ok
[INFO] [stdout] test day_one::tests::it_computes_part_two ... ok
[INFO] [stdout] test day_one::tests::it_reads ... ok
[INFO] [stdout] test day_two::tests::it_computes_diff_ids ... ok
[INFO] [stdout] test day_two::tests::it_computes_part_two ... ok
[INFO] [stdout] test day_two::tests::it_reads ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a76d066d28ad3c7d74b626d720f60ad8146f267a8c1734977823a40eea71f162", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a76d066d28ad3c7d74b626d720f60ad8146f267a8c1734977823a40eea71f162", kill_on_drop: false }`
[INFO] [stdout] a76d066d28ad3c7d74b626d720f60ad8146f267a8c1734977823a40eea71f162