[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] checking JanScheers/aoc/1dca6004d0b60b48672aa27ea30979999aa9ae6d against try#c387b04bf028733cd561d62128c8a5eee4bc1458+rustflags=-Dtail_expr_drop_order for pr-130930
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJanScheers%2Faoc" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/JanScheers/aoc on toolchain c387b04bf028733cd561d62128c8a5eee4bc1458
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "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-2-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" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b0970463c467d5f8aa414226350757d7c0bee8254e5c234067ce0ac186a01ccb
[INFO] running `Command { std: "docker" "start" "-a" "b0970463c467d5f8aa414226350757d7c0bee8254e5c234067ce0ac186a01ccb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b0970463c467d5f8aa414226350757d7c0bee8254e5c234067ce0ac186a01ccb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0970463c467d5f8aa414226350757d7c0bee8254e5c234067ce0ac186a01ccb", kill_on_drop: false }`
[INFO] [stdout] b0970463c467d5f8aa414226350757d7c0bee8254e5c234067ce0ac186a01ccb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=forbid -Dtail_expr_drop_order" "-e" "RUSTDOCFLAGS=--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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+c387b04bf028733cd561d62128c8a5eee4bc1458" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a0d80e62bde98b5091c1b4b8b28e055a530f2760ce517619fefca2da464de688
[INFO] running `Command { std: "docker" "start" "-a" "a0d80e62bde98b5091c1b4b8b28e055a530f2760ce517619fefca2da464de688", kill_on_drop: false }`
[INFO] [stderr]    Compiling cc v1.0.88
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling num-traits v0.2.18
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking http v0.2.11
[INFO] [stderr]     Checking hashbrown v0.14.3
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling native-tls v0.2.11
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking indexmap v2.2.3
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]    Compiling syn v2.0.51
[INFO] [stderr]     Checking log v0.4.20
[INFO] [stderr]    Compiling openssl-sys v0.9.101
[INFO] [stderr]     Checking bytemuck v1.14.3
[INFO] [stderr]     Checking num-bigint v0.4.4
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking unicode-normalization v0.1.23
[INFO] [stderr]     Checking safe_arch v0.7.1
[INFO] [stderr]     Checking num-complex v0.4.5
[INFO] [stderr]    Compiling openssl v0.10.64
[INFO] [stderr]     Checking http-body v0.4.6
[INFO] [stderr]     Checking futures-channel v0.3.30
[INFO] [stderr]     Checking httpdate v1.0.3
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking gimli v0.28.1
[INFO] [stderr]    Compiling serde_json v1.0.114
[INFO] [stderr]     Checking idna v0.5.0
[INFO] [stderr]     Checking num-rational v0.4.1
[INFO] [stderr]     Checking miniz_oxide v0.7.2
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking wide v0.7.15
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking approx v0.5.1
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking rustc-demangle v0.1.23
[INFO] [stderr]     Checking base64 v0.21.7
[INFO] [stderr]     Checking rustls-pemfile v1.0.4
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking url v2.5.0
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking addr2line v0.21.0
[INFO] [stderr]     Checking simba v0.8.1
[INFO] [stderr]     Checking h2 v0.3.24
[INFO] [stderr]     Checking num-iter v0.1.44
[INFO] [stderr]     Checking encoding_rs v0.8.33
[INFO] [stderr]     Checking sync_wrapper v0.1.2
[INFO] [stderr]     Checking num v0.4.1
[INFO] [stderr]     Checking serde_urlencoded v0.7.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]    Compiling openssl-macros v0.1.1
[INFO] [stderr]    Compiling nalgebra-macros v0.2.1
[INFO] [stderr]     Checking hyper v0.14.28
[INFO] [stderr]     Checking tokio-native-tls v0.3.1
[INFO] [stderr]     Checking hyper-tls v0.5.0
[INFO] [stderr]     Checking reqwest v0.11.24
[INFO] [stderr]     Checking nalgebra v0.32.4
[INFO] [stderr]     Checking 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 <https://github.com/rust-lang/rust/issues/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::<Result<_, _>>()?;
[INFO] [stdout]    |                            ^^^^^^^^^^^^
[INFO] [stdout]    = note: `#[warn(dependency_on_unit_never_type_fallback)]` on by default
[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 <https://github.com/rust-lang/rust/issues/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::<Result<_, _>>()?;
[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: 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] [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 59.20s
[INFO] running `Command { std: "docker" "inspect" "a0d80e62bde98b5091c1b4b8b28e055a530f2760ce517619fefca2da464de688", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0d80e62bde98b5091c1b4b8b28e055a530f2760ce517619fefca2da464de688", kill_on_drop: false }`
[INFO] [stdout] a0d80e62bde98b5091c1b4b8b28e055a530f2760ce517619fefca2da464de688