[INFO] cloning repository https://github.com/bwtlt/rusty-safe
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bwtlt/rusty-safe" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbwtlt%2Frusty-safe", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbwtlt%2Frusty-safe'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c169019682611b7eb9e5a1d8072178acdebef48a
[INFO] checking bwtlt/rusty-safe against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbwtlt%2Frusty-safe" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bwtlt/rusty-safe on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bwtlt/rusty-safe
[INFO] finished tweaking git repo https://github.com/bwtlt/rusty-safe
[INFO] tweaked toml for git repo https://github.com/bwtlt/rusty-safe written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/bwtlt/rusty-safe 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded sha256 v1.5.0
[INFO] [stderr]   Downloaded cpufeatures v0.2.12
[INFO] [stderr]   Downloaded getrandom v0.2.12
[INFO] [stderr]   Downloaded windows-targets v0.52.3
[INFO] [stderr]   Downloaded clap v4.5.1
[INFO] [stderr]   Downloaded argon2 v0.5.3
[INFO] [stderr]   Downloaded anstream v0.6.12
[INFO] [stderr]   Downloaded async-trait v0.1.78
[INFO] [stderr]   Downloaded regex v1.10.3
[INFO] [stderr]   Downloaded clap_builder v4.5.1
[INFO] [stderr]   Downloaded windows_aarch64_gnullvm v0.52.3
[INFO] [stderr]   Downloaded windows_x86_64_gnullvm v0.52.3
[INFO] [stderr]   Downloaded regex-automata v0.4.5
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.52.3
[INFO] [stderr]   Downloaded windows_i686_gnu v0.52.3
[INFO] [stderr]   Downloaded windows_i686_msvc v0.52.3
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.52.3
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.52.3
[INFO] [stderr]   Downloaded syn v2.0.49
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f9249ddc325a031a7c910c2936e013e57551c71dd7676c84dbcbd7fbecaf9285
[INFO] running `Command { std: "docker" "start" "-a" "f9249ddc325a031a7c910c2936e013e57551c71dd7676c84dbcbd7fbecaf9285", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f9249ddc325a031a7c910c2936e013e57551c71dd7676c84dbcbd7fbecaf9285", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f9249ddc325a031a7c910c2936e013e57551c71dd7676c84dbcbd7fbecaf9285", kill_on_drop: false }`
[INFO] [stdout] f9249ddc325a031a7c910c2936e013e57551c71dd7676c84dbcbd7fbecaf9285
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 149abe582b15423aa7b9852d76f51e19d02bd93496ad039a5ba711d3da783dc7
[INFO] running `Command { std: "docker" "start" "-a" "149abe582b15423aa7b9852d76f51e19d02bd93496ad039a5ba711d3da783dc7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling libc v0.2.153
[INFO] [stderr]     Checking subtle v2.5.0
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking anstyle v1.0.6
[INFO] [stderr]     Checking cpufeatures v0.2.12
[INFO] [stderr]    Compiling async-trait v0.1.78
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking colorchoice v1.0.0
[INFO] [stderr]     Checking anstyle-query v1.0.2
[INFO] [stderr]    Compiling serde v1.0.196
[INFO] [stderr]     Checking ppv-lite86 v0.2.17
[INFO] [stderr]     Checking regex-syntax v0.8.2
[INFO] [stderr]    Compiling serde_json v1.0.113
[INFO] [stderr]     Checking clap_lex v0.7.0
[INFO] [stderr]     Checking base64ct v1.6.0
[INFO] [stderr]    Compiling heck v0.4.1
[INFO] [stderr]     Checking anstyle-parse v0.2.3
[INFO] [stderr]     Checking strsim v0.11.0
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking itoa v1.0.10
[INFO] [stderr]     Checking anstream v0.6.12
[INFO] [stderr]     Checking ryu v1.0.17
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking clap_builder v4.5.1
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.49
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking password-hash v0.5.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking regex-automata v0.4.5
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking blake2 v0.10.6
[INFO] [stderr]     Checking argon2 v0.5.3
[INFO] [stderr]     Checking regex v1.10.3
[INFO] [stderr]    Compiling serde_derive v1.0.196
[INFO] [stderr]    Compiling clap_derive v4.5.0
[INFO] [stderr]     Checking sha256 v1.5.0
[INFO] [stderr]     Checking clap v4.5.1
[INFO] [stderr]     Checking rusty-safe v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `password`
[INFO] [stdout]    --> src/lib.rs:101:26
[INFO] [stdout]     |
[INFO] [stdout] 101 | fn get_password_strength(password: &str) -> PasswordStrength {
[INFO] [stdout]     |                          ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_password`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `has_uppercase`, `has_lowercase`, `has_number`, and `has_special_char` are never read
[INFO] [stdout]   --> src/lib.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub struct GeneratorConfig {
[INFO] [stdout]    |            --------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 59 |     has_uppercase: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 60 |     has_lowercase: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 61 |     has_number: bool,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 62 |     has_special_char: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `get_password_strength` is never used
[INFO] [stdout]    --> src/lib.rs:101:4
[INFO] [stdout]     |
[INFO] [stdout] 101 | fn get_password_strength(password: &str) -> PasswordStrength {
[INFO] [stdout]     |    ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `password`
[INFO] [stdout]    --> src/lib.rs:101:26
[INFO] [stdout]     |
[INFO] [stdout] 101 | fn get_password_strength(password: &str) -> PasswordStrength {
[INFO] [stdout]     |                          ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_password`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: fields `has_uppercase`, `has_lowercase`, `has_number`, and `has_special_char` are never read
[INFO] [stdout]   --> src/lib.rs:59:5
[INFO] [stdout]    |
[INFO] [stdout] 56 | pub struct GeneratorConfig {
[INFO] [stdout]    |            --------------- fields in this struct
[INFO] [stdout] ...
[INFO] [stdout] 59 |     has_uppercase: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 60 |     has_lowercase: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^
[INFO] [stdout] 61 |     has_number: bool,
[INFO] [stdout]    |     ^^^^^^^^^^
[INFO] [stdout] 62 |     has_special_char: bool,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.34s
[INFO] running `Command { std: "docker" "inspect" "149abe582b15423aa7b9852d76f51e19d02bd93496ad039a5ba711d3da783dc7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "149abe582b15423aa7b9852d76f51e19d02bd93496ad039a5ba711d3da783dc7", kill_on_drop: false }`
[INFO] [stdout] 149abe582b15423aa7b9852d76f51e19d02bd93496ad039a5ba711d3da783dc7