[INFO] cloning repository https://github.com/ravron/adventofcode2020
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ravron/adventofcode2020" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fravron%2Fadventofcode2020", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fravron%2Fadventofcode2020'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 62e8737e9f2e656ada33d45ffe1c2466fcb1fb35
[INFO] checking ravron/adventofcode2020/62e8737e9f2e656ada33d45ffe1c2466fcb1fb35 against master#40557f6225e337d68c8d4f086557ce54135f5dd9 for pr-158447
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fravron%2Fadventofcode2020" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ravron/adventofcode2020
[INFO] finished tweaking git repo https://github.com/ravron/adventofcode2020
[INFO] tweaked toml for git repo https://github.com/ravron/adventofcode2020 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ravron/adventofcode2020 on toolchain 40557f6225e337d68c8d4f086557ce54135f5dd9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+40557f6225e337d68c8d4f086557ce54135f5dd9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ravron/adventofcode2020 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" "+40557f6225e337d68c8d4f086557ce54135f5dd9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ndarray v0.14.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 7658da348870da608b77ea3a66fa1e33e86ce6dedf4836d8e16f47c488552e51
[INFO] running `Command { std: "docker" "start" "7658da348870da608b77ea3a66fa1e33e86ce6dedf4836d8e16f47c488552e51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7658da348870da608b77ea3a66fa1e33e86ce6dedf4836d8e16f47c488552e51" "/opt/rustwide/cargo-home/bin/cargo" "+40557f6225e337d68c8d4f086557ce54135f5dd9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7658da348870da608b77ea3a66fa1e33e86ce6dedf4836d8e16f47c488552e51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-w" "/opt/rustwide/workdir" "--user" "0:0" "7658da348870da608b77ea3a66fa1e33e86ce6dedf4836d8e16f47c488552e51" "/opt/rustwide/cargo-home/bin/cargo" "+40557f6225e337d68c8d4f086557ce54135f5dd9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling ndarray v0.14.0
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking matrixmultiply v0.2.4
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking aho-corasick v0.7.15
[INFO] [stderr]     Checking num-complex v0.3.1
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking adventofcode v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0583]: file not found for module `day17`
[INFO] [stdout]   --> src/main.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | mod day17;
[INFO] [stdout]    | ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: to create the module `day17`, create file "src/day17.rs" or "src/day17/mod.rs"
[INFO] [stdout]    = note: if there is a `mod day17` elsewhere in the crate already, import it with `use crate::...` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0583]: file not found for module `day17`
[INFO] [stdout]   --> src/main.rs:28:1
[INFO] [stdout]    |
[INFO] [stdout] 28 | mod day17;
[INFO] [stdout]    | ^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: to create the module `day17`, create file "src/day17.rs" or "src/day17/mod.rs"
[INFO] [stdout]    = note: if there is a `mod day17` elsewhere in the crate already, import it with `use crate::...` instead
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `test`: `bench` is a part of custom test frameworks which are unstable
[INFO] [stdout]   --> src/day5.rs:55:7
[INFO] [stdout]    |
[INFO] [stdout] 55 |     #[bench]
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #50297 <https://github.com/rust-lang/rust/issues/50297> for more information
[INFO] [stdout]    = help: add `#![feature(test)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2026-06-25; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `test`: `bench` is a part of custom test frameworks which are unstable
[INFO] [stdout]   --> src/day5.rs:60:7
[INFO] [stdout]    |
[INFO] [stdout] 60 |     #[bench]
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #50297 <https://github.com/rust-lang/rust/issues/50297> for more information
[INFO] [stdout]    = help: add `#![feature(test)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2026-06-25; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `test`: `bench` is a part of custom test frameworks which are unstable
[INFO] [stdout]   --> src/day6.rs:55:7
[INFO] [stdout]    |
[INFO] [stdout] 55 |     #[bench]
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #50297 <https://github.com/rust-lang/rust/issues/50297> for more information
[INFO] [stdout]    = help: add `#![feature(test)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2026-06-25; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `test`: `bench` is a part of custom test frameworks which are unstable
[INFO] [stdout]   --> src/day7.rs:92:7
[INFO] [stdout]    |
[INFO] [stdout] 92 |     #[bench]
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #50297 <https://github.com/rust-lang/rust/issues/50297> for more information
[INFO] [stdout]    = help: add `#![feature(test)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2026-06-25; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `test`: `bench` is a part of custom test frameworks which are unstable
[INFO] [stdout]   --> src/day9.rs:54:7
[INFO] [stdout]    |
[INFO] [stdout] 54 |     #[bench]
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #50297 <https://github.com/rust-lang/rust/issues/50297> for more information
[INFO] [stdout]    = help: add `#![feature(test)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2026-06-25; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `test`: `bench` is a part of custom test frameworks which are unstable
[INFO] [stdout]   --> src/day10.rs:69:7
[INFO] [stdout]    |
[INFO] [stdout] 69 |     #[bench]
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #50297 <https://github.com/rust-lang/rust/issues/50297> for more information
[INFO] [stdout]    = help: add `#![feature(test)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2026-06-25; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0658]: use of unstable library feature `test`: `bench` is a part of custom test frameworks which are unstable
[INFO] [stdout]   --> src/day15.rs:54:7
[INFO] [stdout]    |
[INFO] [stdout] 54 |     #[bench]
[INFO] [stdout]    |       ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: see issue #50297 <https://github.com/rust-lang/rust/issues/50297> for more information
[INFO] [stdout]    = help: add `#![feature(test)]` to the crate attributes to enable
[INFO] [stdout]    = note: this compiler was built on 2026-06-25; consider upgrading it if it is out of date
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/day11.rs:95:44
[INFO] [stdout]    |
[INFO] [stdout] 95 |                 let current = &self.active[(nn * self.m + mm)];
[INFO] [stdout]    |                                            ^                ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 95 -                 let current = &self.active[(nn * self.m + mm)];
[INFO] [stdout] 95 +                 let current = &self.active[nn * self.m + mm ];
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/day11.rs:97:27
[INFO] [stdout]    |
[INFO] [stdout] 97 |                 self.next[(nn * self.m + mm)] = next;
[INFO] [stdout]    |                           ^                ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 97 -                 self.next[(nn * self.m + mm)] = next;
[INFO] [stdout] 97 +                 self.next[nn * self.m + mm ] = next;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `test`
[INFO] [stdout]   --> src/day5.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |     use test::Bencher;
[INFO] [stdout]    |         ^^^^ use of unresolved module or unlinked crate `test`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `test`, use `cargo add test` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `test`
[INFO] [stdout]   --> src/day6.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |     use test::Bencher;
[INFO] [stdout]    |         ^^^^ use of unresolved module or unlinked crate `test`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `test`, use `cargo add test` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `test`
[INFO] [stdout]   --> src/day7.rs:83:9
[INFO] [stdout]    |
[INFO] [stdout] 83 |     use test::Bencher;
[INFO] [stdout]    |         ^^^^ use of unresolved module or unlinked crate `test`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `test`, use `cargo add test` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `test`
[INFO] [stdout]   --> src/day9.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |     use test::Bencher;
[INFO] [stdout]    |         ^^^^ use of unresolved module or unlinked crate `test`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `test`, use `cargo add test` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `test`
[INFO] [stdout]   --> src/day10.rs:60:9
[INFO] [stdout]    |
[INFO] [stdout] 60 |     use test::Bencher;
[INFO] [stdout]    |         ^^^^ use of unresolved module or unlinked crate `test`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `test`, use `cargo add test` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `test`
[INFO] [stdout]   --> src/day15.rs:45:9
[INFO] [stdout]    |
[INFO] [stdout] 45 |     use test::Bencher;
[INFO] [stdout]    |         ^^^^ use of unresolved module or unlinked crate `test`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `test`, use `cargo add test` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/day11.rs:95:44
[INFO] [stdout]    |
[INFO] [stdout] 95 |                 let current = &self.active[(nn * self.m + mm)];
[INFO] [stdout]    |                                            ^                ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 95 -                 let current = &self.active[(nn * self.m + mm)];
[INFO] [stdout] 95 +                 let current = &self.active[nn * self.m + mm ];
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around index expression
[INFO] [stdout]   --> src/day11.rs:97:27
[INFO] [stdout]    |
[INFO] [stdout] 97 |                 self.next[(nn * self.m + mm)] = next;
[INFO] [stdout]    |                           ^                ^
[INFO] [stdout]    |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 97 -                 self.next[(nn * self.m + mm)] = next;
[INFO] [stdout] 97 +                 self.next[nn * self.m + mm ] = next;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0583`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `adventofcode` (bin "adventofcode") due to 1 previous error; 2 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] Some errors have detailed explanations: E0432, E0583, E0658.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `adventofcode` (bin "adventofcode" test) due to 14 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "7658da348870da608b77ea3a66fa1e33e86ce6dedf4836d8e16f47c488552e51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7658da348870da608b77ea3a66fa1e33e86ce6dedf4836d8e16f47c488552e51", kill_on_drop: false }`
[INFO] [stdout] 7658da348870da608b77ea3a66fa1e33e86ce6dedf4836d8e16f47c488552e51
