[INFO] cloning repository https://github.com/JanScheers/aoc [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JanScheers/aoc" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJanScheers%2Faoc", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJanScheers%2Faoc'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1dca6004d0b60b48672aa27ea30979999aa9ae6d [INFO] testing JanScheers/aoc/1dca6004d0b60b48672aa27ea30979999aa9ae6d against beta-2024-09-05 for beta-1.82-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJanScheers%2Faoc" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/JanScheers/aoc on toolchain beta-2024-09-05 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2024-09-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/JanScheers/aoc [INFO] finished tweaking git repo https://github.com/JanScheers/aoc [INFO] tweaked toml for git repo https://github.com/JanScheers/aoc written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/JanScheers/aoc 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" "+beta-2024-09-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-09-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9058c59e0757e786ec7d3d8e1f74301c7945456d50f762a3543957ab59dcbbda [INFO] running `Command { std: "docker" "start" "-a" "9058c59e0757e786ec7d3d8e1f74301c7945456d50f762a3543957ab59dcbbda", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9058c59e0757e786ec7d3d8e1f74301c7945456d50f762a3543957ab59dcbbda", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9058c59e0757e786ec7d3d8e1f74301c7945456d50f762a3543957ab59dcbbda", kill_on_drop: false }` [INFO] [stdout] 9058c59e0757e786ec7d3d8e1f74301c7945456d50f762a3543957ab59dcbbda [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-09-05" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c836ed22358c48bc8db98fce875efaa6a8a9f7dbaf7726f1b61166ae49765088 [INFO] running `Command { std: "docker" "start" "-a" "c836ed22358c48bc8db98fce875efaa6a8a9f7dbaf7726f1b61166ae49765088", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.1.0 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Compiling cc v1.0.88 [INFO] [stderr] Compiling proc-macro2 v1.0.78 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling once_cell v1.19.0 [INFO] [stderr] Compiling pin-project-lite v0.2.13 [INFO] [stderr] Compiling pkg-config v0.3.30 [INFO] [stderr] Compiling vcpkg v0.2.15 [INFO] [stderr] Compiling bytes v1.5.0 [INFO] [stderr] Compiling itoa v1.0.10 [INFO] [stderr] Compiling memchr v2.7.1 [INFO] [stderr] Compiling futures-core v0.3.30 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling openssl v0.10.64 [INFO] [stderr] Compiling foreign-types-shared v0.1.1 [INFO] [stderr] Compiling hashbrown v0.14.3 [INFO] [stderr] Compiling native-tls v0.2.11 [INFO] [stderr] Compiling futures-task v0.3.30 [INFO] [stderr] Compiling foreign-types v0.3.2 [INFO] [stderr] Compiling httparse v1.8.0 [INFO] [stderr] Compiling bitflags v2.4.2 [INFO] [stderr] Compiling tracing-core v0.1.32 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling futures-io v0.3.30 [INFO] [stderr] Compiling futures-sink v0.3.30 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Compiling num-bigint v0.4.4 [INFO] [stderr] Compiling tinyvec_macros v0.1.1 [INFO] [stderr] Compiling http v0.2.11 [INFO] [stderr] Compiling equivalent v1.0.1 [INFO] [stderr] Compiling tinyvec v1.6.0 [INFO] [stderr] Compiling num-rational v0.4.1 [INFO] [stderr] Compiling tracing v0.1.40 [INFO] [stderr] Compiling log v0.4.20 [INFO] [stderr] Compiling try-lock v0.2.5 [INFO] [stderr] Compiling percent-encoding v2.3.1 [INFO] [stderr] Compiling indexmap v2.2.3 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling openssl-probe v0.1.5 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling futures-util v0.3.30 [INFO] [stderr] Compiling bytemuck v1.14.3 [INFO] [stderr] Compiling paste v1.0.14 [INFO] [stderr] Compiling form_urlencoded v1.2.1 [INFO] [stderr] Compiling safe_arch v0.7.1 [INFO] [stderr] Compiling want v0.3.1 [INFO] [stderr] Compiling syn v2.0.51 [INFO] [stderr] Compiling num_cpus v1.16.0 [INFO] [stderr] Compiling socket2 v0.5.6 [INFO] [stderr] Compiling mio v0.8.10 [INFO] [stderr] Compiling matrixmultiply v0.3.8 [INFO] [stderr] Compiling http-body v0.4.6 [INFO] [stderr] Compiling openssl-sys v0.9.101 [INFO] [stderr] Compiling unicode-normalization v0.1.23 [INFO] [stderr] Compiling backtrace v0.3.69 [INFO] [stderr] Compiling futures-channel v0.3.30 [INFO] [stderr] Compiling serde_json v1.0.114 [INFO] [stderr] Compiling unicode-bidi v0.3.15 [INFO] [stderr] Compiling version_check v0.9.4 [INFO] [stderr] Compiling gimli v0.28.1 [INFO] [stderr] Compiling tower-service v0.3.2 [INFO] [stderr] Compiling tokio v1.36.0 [INFO] [stderr] Compiling ryu v1.0.17 [INFO] [stderr] Compiling httpdate v1.0.3 [INFO] [stderr] Compiling adler v1.0.2 [INFO] [stderr] Compiling typenum v1.17.0 [INFO] [stderr] Compiling miniz_oxide v0.7.2 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Compiling wide v0.7.15 [INFO] [stderr] Compiling idna v0.5.0 [INFO] [stderr] Compiling num-integer v0.1.46 [INFO] [stderr] Compiling num-complex v0.4.5 [INFO] [stderr] Compiling approx v0.5.1 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling object v0.32.2 [INFO] [stderr] Compiling rustc-demangle v0.1.23 [INFO] [stderr] Compiling base64 v0.21.7 [INFO] [stderr] Compiling rawpointer v0.2.1 [INFO] [stderr] Compiling ppv-lite86 v0.2.17 [INFO] [stderr] Compiling rustls-pemfile v1.0.4 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling url v2.5.0 [INFO] [stderr] Compiling num-iter v0.1.44 [INFO] [stderr] Compiling encoding_rs v0.8.33 [INFO] [stderr] Compiling mime v0.3.17 [INFO] [stderr] Compiling sync_wrapper v0.1.2 [INFO] [stderr] Compiling ipnet v2.9.0 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling simba v0.8.1 [INFO] [stderr] Compiling num v0.4.1 [INFO] [stderr] Compiling addr2line v0.21.0 [INFO] [stderr] Compiling serde_urlencoded v0.7.1 [INFO] [stderr] Compiling openssl-macros v0.1.1 [INFO] [stderr] Compiling nalgebra-macros v0.2.1 [INFO] [stderr] Compiling tokio-util v0.7.10 [INFO] [stderr] Compiling h2 v0.3.24 [INFO] [stderr] Compiling nalgebra v0.32.4 [INFO] [stderr] Compiling tokio-native-tls v0.3.1 [INFO] [stderr] Compiling hyper v0.14.28 [INFO] [stderr] Compiling hyper-tls v0.5.0 [INFO] [stderr] Compiling reqwest v0.11.24 [INFO] [stderr] Compiling aoc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: this function depends on never type fallback being `()` [INFO] [stdout] --> src/y22/day7.rs:41:5 [INFO] [stdout] | [INFO] [stdout] 41 | fn recurse(&self, f: &mut std::fmt::Formatter<'_>, depth: usize) -> std::fmt::Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #123748 [INFO] [stdout] = help: specify the types explicitly [INFO] [stdout] note: in edition 2024, the requirement `!: FromIterator<()>` will fail [INFO] [stdout] --> src/y22/day7.rs:56:28 [INFO] [stdout] | [INFO] [stdout] 56 | .collect::>()?; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(dependency_on_unit_never_type_fallback)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `max_depth` is never used [INFO] [stdout] --> src/main.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 1 | impl Solution { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 2 | pub fn max_depth(s: String) -> i32 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Solution` is never constructed [INFO] [stdout] --> src/main.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.95s [INFO] running `Command { std: "docker" "inspect" "c836ed22358c48bc8db98fce875efaa6a8a9f7dbaf7726f1b61166ae49765088", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c836ed22358c48bc8db98fce875efaa6a8a9f7dbaf7726f1b61166ae49765088", kill_on_drop: false }` [INFO] [stdout] c836ed22358c48bc8db98fce875efaa6a8a9f7dbaf7726f1b61166ae49765088 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-09-05" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f4190ce40f3ca05f8cb9a3f21e5019378f1a44225266227f19d10f2011fbd97d [INFO] running `Command { std: "docker" "start" "-a" "f4190ce40f3ca05f8cb9a3f21e5019378f1a44225266227f19d10f2011fbd97d", kill_on_drop: false }` [INFO] [stderr] Compiling aoc v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: this function depends on never type fallback being `()` [INFO] [stdout] --> src/y22/day7.rs:41:5 [INFO] [stdout] | [INFO] [stdout] 41 | fn recurse(&self, f: &mut std::fmt::Formatter<'_>, depth: usize) -> std::fmt::Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #123748 [INFO] [stdout] = help: specify the types explicitly [INFO] [stdout] note: in edition 2024, the requirement `!: FromIterator<()>` will fail [INFO] [stdout] --> src/y22/day7.rs:56:28 [INFO] [stdout] | [INFO] [stdout] 56 | .collect::>()?; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(dependency_on_unit_never_type_fallback)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `max_depth` is never used [INFO] [stdout] --> src/main.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 1 | impl Solution { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 2 | pub fn max_depth(s: String) -> i32 { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Solution` is never constructed [INFO] [stdout] --> src/main.rs:28:8 [INFO] [stdout] | [INFO] [stdout] 28 | struct Solution; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this function depends on never type fallback being `()` [INFO] [stdout] --> src/y22/day7.rs:41:5 [INFO] [stdout] | [INFO] [stdout] 41 | fn recurse(&self, f: &mut std::fmt::Formatter<'_>, depth: usize) -> std::fmt::Result { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = note: for more information, see issue #123748 [INFO] [stdout] = help: specify the types explicitly [INFO] [stdout] note: in edition 2024, the requirement `!: FromIterator<()>` will fail [INFO] [stdout] --> src/y22/day7.rs:56:28 [INFO] [stdout] | [INFO] [stdout] 56 | .collect::>()?; [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(dependency_on_unit_never_type_fallback)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.14s [INFO] running `Command { std: "docker" "inspect" "f4190ce40f3ca05f8cb9a3f21e5019378f1a44225266227f19d10f2011fbd97d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f4190ce40f3ca05f8cb9a3f21e5019378f1a44225266227f19d10f2011fbd97d", kill_on_drop: false }` [INFO] [stdout] f4190ce40f3ca05f8cb9a3f21e5019378f1a44225266227f19d10f2011fbd97d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:96c0aa5895ecf336b730ef27bcdde6e21027415df19888aad3cf1448e5d65d90" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2024-09-05" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] aff470eb1dcb2472f8870b766d5695545aa82058f2856fe90fc35cc64be805f9 [INFO] running `Command { std: "docker" "start" "-a" "aff470eb1dcb2472f8870b766d5695545aa82058f2856fe90fc35cc64be805f9", kill_on_drop: false }` [INFO] [stderr] warning: this function depends on never type fallback being `()` [INFO] [stderr] --> src/y22/day7.rs:41:5 [INFO] [stderr] | [INFO] [stderr] 41 | fn recurse(&self, f: &mut std::fmt::Formatter<'_>, depth: usize) -> std::fmt::Result { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stderr] = note: for more information, see issue #123748 [INFO] [stderr] = help: specify the types explicitly [INFO] [stderr] note: in edition 2024, the requirement `!: FromIterator<()>` will fail [INFO] [stderr] --> src/y22/day7.rs:56:28 [INFO] [stderr] | [INFO] [stderr] 56 | .collect::>()?; [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] = note: `#[warn(dependency_on_unit_never_type_fallback)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `aoc` (lib) generated 1 warning [INFO] [stderr] warning: `aoc` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] warning: associated function `max_depth` is never used [INFO] [stderr] --> src/main.rs:2:12 [INFO] [stderr] | [INFO] [stderr] 1 | impl Solution { [INFO] [stderr] | ------------- associated function in this implementation [INFO] [stderr] 2 | pub fn max_depth(s: String) -> i32 { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: struct `Solution` is never constructed [INFO] [stderr] --> src/main.rs:28:8 [INFO] [stderr] | [INFO] [stderr] 28 | struct Solution; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: `aoc` (bin "aoc" test) generated 2 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/aoc-8e78c3b720f67804) [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] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/aoc-b48b8150c2baaff1) [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 aoc [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" "aff470eb1dcb2472f8870b766d5695545aa82058f2856fe90fc35cc64be805f9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "aff470eb1dcb2472f8870b766d5695545aa82058f2856fe90fc35cc64be805f9", kill_on_drop: false }` [INFO] [stdout] aff470eb1dcb2472f8870b766d5695545aa82058f2856fe90fc35cc64be805f9