[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 1.83.0 for beta-1.84.0-4
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fedwinvdgraaf%2Fadvent-of-code-2018" "/workspace/builds/worker-1-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/edwinvdgraaf/advent-of-code-2018 on toolchain 1.83.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "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-1-tc1/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: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.83.0" "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]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d6ba93a211fcdb9c2cb5f8107550e98092a1d5153c9aac5f74e54ee412d39aca
[INFO] running `Command { std: "docker" "start" "-a" "d6ba93a211fcdb9c2cb5f8107550e98092a1d5153c9aac5f74e54ee412d39aca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d6ba93a211fcdb9c2cb5f8107550e98092a1d5153c9aac5f74e54ee412d39aca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d6ba93a211fcdb9c2cb5f8107550e98092a1d5153c9aac5f74e54ee412d39aca", kill_on_drop: false }`
[INFO] [stdout] d6ba93a211fcdb9c2cb5f8107550e98092a1d5153c9aac5f74e54ee412d39aca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb26f30dba7787c7271d1d738806d9e625e936e68447a58dd819bd6ce81e2311
[INFO] running `Command { std: "docker" "start" "-a" "cb26f30dba7787c7271d1d738806d9e625e936e68447a58dd819bd6ce81e2311", 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] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "cb26f30dba7787c7271d1d738806d9e625e936e68447a58dd819bd6ce81e2311", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb26f30dba7787c7271d1d738806d9e625e936e68447a58dd819bd6ce81e2311", kill_on_drop: false }`
[INFO] [stdout] cb26f30dba7787c7271d1d738806d9e625e936e68447a58dd819bd6ce81e2311
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85e959b52a87519d3d6b8c06af621c211a2565ccadf17a9aff740ede6f516deb
[INFO] running `Command { std: "docker" "start" "-a" "85e959b52a87519d3d6b8c06af621c211a2565ccadf17a9aff740ede6f516deb", 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] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "85e959b52a87519d3d6b8c06af621c211a2565ccadf17a9aff740ede6f516deb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85e959b52a87519d3d6b8c06af621c211a2565ccadf17a9aff740ede6f516deb", kill_on_drop: false }`
[INFO] [stdout] 85e959b52a87519d3d6b8c06af621c211a2565ccadf17a9aff740ede6f516deb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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" "RUSTDOCFLAGS=--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:f3a9d4ad9d972b27faf3965f35b62e55ba32bbce8f20bc8fe909558a86702fde" "/opt/rustwide/cargo-home/bin/cargo" "+1.83.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ecf0c072006bfbbf22a05b9035e044cdc6f91505c89101c39bc5153e114d3eb1
[INFO] running `Command { std: "docker" "start" "-a" "ecf0c072006bfbbf22a05b9035e044cdc6f91505c89101c39bc5153e114d3eb1", kill_on_drop: false }`
[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 (run `cargo fix --bin "advent-of-code" --tests` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/advent_of_code-254bf7c3b3a9457d)
[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_two::tests::it_computes_diff_ids ... ok
[INFO] [stdout] test day_one::tests::it_reads ... ok
[INFO] [stdout] test day_two::tests::it_reads ... ok
[INFO] [stdout] test day_two::tests::it_computes_part_two ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ecf0c072006bfbbf22a05b9035e044cdc6f91505c89101c39bc5153e114d3eb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecf0c072006bfbbf22a05b9035e044cdc6f91505c89101c39bc5153e114d3eb1", kill_on_drop: false }`
[INFO] [stdout] ecf0c072006bfbbf22a05b9035e044cdc6f91505c89101c39bc5153e114d3eb1