[INFO] cloning repository https://github.com/minamisoro/oneshot-password
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/minamisoro/oneshot-password" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fminamisoro%2Foneshot-password", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fminamisoro%2Foneshot-password'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 74548f341719393d8c6586b9cf8c5d62bfb68b47
[INFO] checking minamisoro/oneshot-password against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fminamisoro%2Foneshot-password" "/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/minamisoro/oneshot-password on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/minamisoro/oneshot-password
[INFO] finished tweaking git repo https://github.com/minamisoro/oneshot-password
[INFO] tweaked toml for git repo https://github.com/minamisoro/oneshot-password written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/minamisoro/oneshot-password 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "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] 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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f07b4e5569ccae1ade45aaf108637af43d52b69a8a85e8cd2d6999d60cbe31e1
[INFO] running `Command { std: "docker" "start" "-a" "f07b4e5569ccae1ade45aaf108637af43d52b69a8a85e8cd2d6999d60cbe31e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f07b4e5569ccae1ade45aaf108637af43d52b69a8a85e8cd2d6999d60cbe31e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f07b4e5569ccae1ade45aaf108637af43d52b69a8a85e8cd2d6999d60cbe31e1", kill_on_drop: false }`
[INFO] [stdout] f07b4e5569ccae1ade45aaf108637af43d52b69a8a85e8cd2d6999d60cbe31e1
[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=forbid" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3825d4645f52e7f772f871b208b6baa00f1f1920287ad2b93383aa91e0b61ffd
[INFO] running `Command { std: "docker" "start" "-a" "3825d4645f52e7f772f871b208b6baa00f1f1920287ad2b93383aa91e0b61ffd", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.69
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]    Compiling rustversion v1.0.14
[INFO] [stderr]     Checking anstyle v1.0.4
[INFO] [stderr]     Checking anstyle-query v1.0.0
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling memoffset v0.9.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.15
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking clap_lex v0.6.0
[INFO] [stderr]     Checking anstyle-parse v0.2.2
[INFO] [stderr]     Checking anstream v0.6.4
[INFO] [stderr]     Checking itertools v0.11.0
[INFO] [stderr]     Checking clap_builder v4.4.7
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling derive_more v0.99.17
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]    Compiling strum_macros v0.25.3
[INFO] [stderr]     Checking strum v0.25.0
[INFO] [stderr]     Checking clap v4.4.7
[INFO] [stderr]     Checking oneshot_password v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `problem_set`
[INFO] [stdout]    --> src/main.rs:180:19
[INFO] [stdout]     |
[INFO] [stdout] 180 | fn assist_solving(problem_set: &[Problem]) {}
[INFO] [stdout]     |                   ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_problem_set`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `problem_set`
[INFO] [stdout]    --> src/main.rs:180:19
[INFO] [stdout]     |
[INFO] [stdout] 180 | fn assist_solving(problem_set: &[Problem]) {}
[INFO] [stdout]     |                   ^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_problem_set`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `index` and `abbrev` are never used
[INFO] [stdout]   --> src/main.rs:25:14
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl Color {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] 25 |     const fn index(&self) -> usize {
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     const fn abbrev(&self) -> char {
[INFO] [stdout]    |              ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `assist_solving` is never used
[INFO] [stdout]    --> src/main.rs:180:4
[INFO] [stdout]     |
[INFO] [stdout] 180 | fn assist_solving(problem_set: &[Problem]) {}
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/main.rs:184:28
[INFO] [stdout]     |
[INFO] [stdout] 184 |       let tries = problem_set
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 185 | |         .clone()
[INFO] [stdout]     | |________________^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `[Password<5>]` does not implement `Clone`, so calling `clone` on `&[Password<5>]` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: methods `index` and `abbrev` are never used
[INFO] [stdout]   --> src/main.rs:25:14
[INFO] [stdout]    |
[INFO] [stdout] 24 | impl Color {
[INFO] [stdout]    | ---------- methods in this implementation
[INFO] [stdout] 25 |     const fn index(&self) -> usize {
[INFO] [stdout]    |              ^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 34 |     const fn abbrev(&self) -> char {
[INFO] [stdout]    |              ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `assist_solving` is never used
[INFO] [stdout]    --> src/main.rs:180:4
[INFO] [stdout]     |
[INFO] [stdout] 180 | fn assist_solving(problem_set: &[Problem]) {}
[INFO] [stdout]     |    ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/main.rs:184:28
[INFO] [stdout]     |
[INFO] [stdout] 184 |       let tries = problem_set
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 185 | |         .clone()
[INFO] [stdout]     | |________________^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `[Password<5>]` does not implement `Clone`, so calling `clone` on `&[Password<5>]` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.84s
[INFO] running `Command { std: "docker" "inspect" "3825d4645f52e7f772f871b208b6baa00f1f1920287ad2b93383aa91e0b61ffd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3825d4645f52e7f772f871b208b6baa00f1f1920287ad2b93383aa91e0b61ffd", kill_on_drop: false }`
[INFO] [stdout] 3825d4645f52e7f772f871b208b6baa00f1f1920287ad2b93383aa91e0b61ffd