[INFO] fetching crate name_maker 0.1.1... [INFO] testing name_maker-0.1.1 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate name_maker 0.1.1 into /workspace/builds/worker-2-tc2/source [INFO] started tweaking crates.io crate name_maker 0.1.1 [INFO] finished tweaking crates.io crate name_maker 0.1.1 [INFO] tweaked toml for crates.io crate name_maker 0.1.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate name_maker 0.1.1 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate name_maker 0.1.1 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-2025-09-21" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4c1e6b014e609fa343da614514eccc366c8a1ea4ee1cd8244a0d1e7961a6dc9a [INFO] running `Command { std: "docker" "start" "-a" "4c1e6b014e609fa343da614514eccc366c8a1ea4ee1cd8244a0d1e7961a6dc9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4c1e6b014e609fa343da614514eccc366c8a1ea4ee1cd8244a0d1e7961a6dc9a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4c1e6b014e609fa343da614514eccc366c8a1ea4ee1cd8244a0d1e7961a6dc9a", kill_on_drop: false }` [INFO] [stdout] 4c1e6b014e609fa343da614514eccc366c8a1ea4ee1cd8244a0d1e7961a6dc9a [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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 639410cc03cdd460b2778db6f0e7d2854c0ec8471efdae39d8fef7e6548bbe67 [INFO] running `Command { std: "docker" "start" "-a" "639410cc03cdd460b2778db6f0e7d2854c0ec8471efdae39d8fef7e6548bbe67", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.118 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.16 [INFO] [stderr] Compiling getrandom v0.2.4 [INFO] [stderr] Compiling rand_core v0.6.3 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling name_maker v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:118:9 [INFO] [stdout] | [INFO] [stdout] 118 | _ => panic!("Should not reach here.") [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/main.rs:118:9 [INFO] [stdout] | [INFO] [stdout] 88 | 0..=1 => return Err("Too few command arguments."), [INFO] [stdout] | ----- matches some of the same values [INFO] [stdout] 89 | 2 => { [INFO] [stdout] | - matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 101 | 3 => { [INFO] [stdout] | - matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 117 | 4.. => return Err("Too many command arguments."), [INFO] [stdout] | --- matches some of the same values [INFO] [stdout] 118 | _ => panic!("Should not reach here.") [INFO] [stdout] | ^ collectively making this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:150:9 [INFO] [stdout] | [INFO] [stdout] 150 | _ => panic!("Should not reach here.") [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/main.rs:150:9 [INFO] [stdout] | [INFO] [stdout] 126 | 0..=1 => return Err("Too few command arguments."), [INFO] [stdout] | ----- matches some of the same values [INFO] [stdout] 127 | 2 => { [INFO] [stdout] | - matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 135 | 3 => { [INFO] [stdout] | - matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 149 | 4.. => return Err("Too many command arguments."), [INFO] [stdout] | --- matches some of the same values [INFO] [stdout] 150 | _ => panic!("Should not reach here.") [INFO] [stdout] | ^ collectively making this unreachable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/main.rs:60:62 [INFO] [stdout] | [INFO] [stdout] 60 | fn generate_specific(gender: Gender, args: Vec, rng: RandomNameGenerator) -> Result<(), &str> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ ^^^^ the same lifetime is elided here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 60 | fn generate_specific(gender: Gender, args: Vec, rng: RandomNameGenerator<'_>) -> Result<(), &str> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/main.rs:86:42 [INFO] [stdout] | [INFO] [stdout] 86 | fn generate_many(args: Vec, rng: RandomNameGenerator) -> Result<(), &str> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ ^^^^ the same lifetime is elided here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 86 | fn generate_many(args: Vec, rng: RandomNameGenerator<'_>) -> Result<(), &str> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/main.rs:124:44 [INFO] [stdout] | [INFO] [stdout] 124 | fn generate_family(args: Vec, rng: RandomNameGenerator) -> Result<(), &str> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ ^^^^ the same lifetime is elided here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 124 | fn generate_family(args: Vec, rng: RandomNameGenerator<'_>) -> Result<(), &str> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.79s [INFO] running `Command { std: "docker" "inspect" "639410cc03cdd460b2778db6f0e7d2854c0ec8471efdae39d8fef7e6548bbe67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "639410cc03cdd460b2778db6f0e7d2854c0ec8471efdae39d8fef7e6548bbe67", kill_on_drop: false }` [INFO] [stdout] 639410cc03cdd460b2778db6f0e7d2854c0ec8471efdae39d8fef7e6548bbe67 [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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0cff78168aab4369d4c18fbf9c3a08772e806084274573a11b437d3c14b3a6b9 [INFO] running `Command { std: "docker" "start" "-a" "0cff78168aab4369d4c18fbf9c3a08772e806084274573a11b437d3c14b3a6b9", kill_on_drop: false }` [INFO] [stderr] Compiling name_maker v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:118:9 [INFO] [stdout] | [INFO] [stdout] 118 | _ => panic!("Should not reach here.") [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/main.rs:118:9 [INFO] [stdout] | [INFO] [stdout] 88 | 0..=1 => return Err("Too few command arguments."), [INFO] [stdout] | ----- matches some of the same values [INFO] [stdout] 89 | 2 => { [INFO] [stdout] | - matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 101 | 3 => { [INFO] [stdout] | - matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 117 | 4.. => return Err("Too many command arguments."), [INFO] [stdout] | --- matches some of the same values [INFO] [stdout] 118 | _ => panic!("Should not reach here.") [INFO] [stdout] | ^ collectively making this unreachable [INFO] [stdout] = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unreachable pattern [INFO] [stdout] --> src/main.rs:150:9 [INFO] [stdout] | [INFO] [stdout] 150 | _ => panic!("Should not reach here.") [INFO] [stdout] | ^ no value can reach this [INFO] [stdout] | [INFO] [stdout] note: multiple earlier patterns match some of the same values [INFO] [stdout] --> src/main.rs:150:9 [INFO] [stdout] | [INFO] [stdout] 126 | 0..=1 => return Err("Too few command arguments."), [INFO] [stdout] | ----- matches some of the same values [INFO] [stdout] 127 | 2 => { [INFO] [stdout] | - matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 135 | 3 => { [INFO] [stdout] | - matches some of the same values [INFO] [stdout] ... [INFO] [stdout] 149 | 4.. => return Err("Too many command arguments."), [INFO] [stdout] | --- matches some of the same values [INFO] [stdout] 150 | _ => panic!("Should not reach here.") [INFO] [stdout] | ^ collectively making this unreachable [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/main.rs:60:62 [INFO] [stdout] | [INFO] [stdout] 60 | fn generate_specific(gender: Gender, args: Vec, rng: RandomNameGenerator) -> Result<(), &str> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ ^^^^ the same lifetime is elided here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 60 | fn generate_specific(gender: Gender, args: Vec, rng: RandomNameGenerator<'_>) -> Result<(), &str> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/main.rs:86:42 [INFO] [stdout] | [INFO] [stdout] 86 | fn generate_many(args: Vec, rng: RandomNameGenerator) -> Result<(), &str> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ ^^^^ the same lifetime is elided here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 86 | fn generate_many(args: Vec, rng: RandomNameGenerator<'_>) -> Result<(), &str> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/main.rs:124:44 [INFO] [stdout] | [INFO] [stdout] 124 | fn generate_family(args: Vec, rng: RandomNameGenerator) -> Result<(), &str> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ ^^^^ the same lifetime is elided here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is hidden here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 124 | fn generate_family(args: Vec, rng: RandomNameGenerator<'_>) -> Result<(), &str> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.29s [INFO] running `Command { std: "docker" "inspect" "0cff78168aab4369d4c18fbf9c3a08772e806084274573a11b437d3c14b3a6b9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0cff78168aab4369d4c18fbf9c3a08772e806084274573a11b437d3c14b3a6b9", kill_on_drop: false }` [INFO] [stdout] 0cff78168aab4369d4c18fbf9c3a08772e806084274573a11b437d3c14b3a6b9 [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=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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 91bfdc1158ff39754fba7c8761ef1f5c045bb5f91334cc413a5a1e58a653cb0b [INFO] running `Command { std: "docker" "start" "-a" "91bfdc1158ff39754fba7c8761ef1f5c045bb5f91334cc413a5a1e58a653cb0b", kill_on_drop: false }` [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/main.rs:118:9 [INFO] [stderr] | [INFO] [stderr] 118 | _ => panic!("Should not reach here.") [INFO] [stderr] | ^ no value can reach this [INFO] [stderr] | [INFO] [stderr] note: multiple earlier patterns match some of the same values [INFO] [stderr] --> src/main.rs:118:9 [INFO] [stderr] | [INFO] [stderr] 88 | 0..=1 => return Err("Too few command arguments."), [INFO] [stderr] | ----- matches some of the same values [INFO] [stderr] 89 | 2 => { [INFO] [stderr] | - matches some of the same values [INFO] [stderr] ... [INFO] [stderr] 101 | 3 => { [INFO] [stderr] | - matches some of the same values [INFO] [stderr] ... [INFO] [stderr] 117 | 4.. => return Err("Too many command arguments."), [INFO] [stderr] | --- matches some of the same values [INFO] [stderr] 118 | _ => panic!("Should not reach here.") [INFO] [stderr] | ^ collectively making this unreachable [INFO] [stderr] = note: `#[warn(unreachable_patterns)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: unreachable pattern [INFO] [stderr] --> src/main.rs:150:9 [INFO] [stderr] | [INFO] [stderr] 150 | _ => panic!("Should not reach here.") [INFO] [stderr] | ^ no value can reach this [INFO] [stderr] | [INFO] [stderr] note: multiple earlier patterns match some of the same values [INFO] [stderr] --> src/main.rs:150:9 [INFO] [stderr] | [INFO] [stderr] 126 | 0..=1 => return Err("Too few command arguments."), [INFO] [stderr] | ----- matches some of the same values [INFO] [stderr] 127 | 2 => { [INFO] [stderr] | - matches some of the same values [INFO] [stderr] ... [INFO] [stderr] 135 | 3 => { [INFO] [stderr] | - matches some of the same values [INFO] [stderr] ... [INFO] [stderr] 149 | 4.. => return Err("Too many command arguments."), [INFO] [stderr] | --- matches some of the same values [INFO] [stderr] 150 | _ => panic!("Should not reach here.") [INFO] [stderr] | ^ collectively making this unreachable [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/main.rs:60:62 [INFO] [stderr] | [INFO] [stderr] 60 | fn generate_specific(gender: Gender, args: Vec, rng: RandomNameGenerator) -> Result<(), &str> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ ^^^^ the same lifetime is elided here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is hidden here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 60 | fn generate_specific(gender: Gender, args: Vec, rng: RandomNameGenerator<'_>) -> Result<(), &str> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/main.rs:86:42 [INFO] [stderr] | [INFO] [stderr] 86 | fn generate_many(args: Vec, rng: RandomNameGenerator) -> Result<(), &str> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ ^^^^ the same lifetime is elided here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is hidden here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 86 | fn generate_many(args: Vec, rng: RandomNameGenerator<'_>) -> Result<(), &str> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/main.rs:124:44 [INFO] [stderr] | [INFO] [stderr] 124 | fn generate_family(args: Vec, rng: RandomNameGenerator) -> Result<(), &str> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ ^^^^ the same lifetime is elided here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is hidden here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 124 | fn generate_family(args: Vec, rng: RandomNameGenerator<'_>) -> Result<(), &str> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `name_maker` (bin "name_maker" test) generated 5 warnings (run `cargo fix --bin "name_maker" --tests` to apply 3 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/name_maker-3fe951a18426fd69) [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/name_maker-734d47544ab88229) [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 name_maker [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test src/name_generator.rs - name_generator::RandomNameGenerator<'a>::generate_default_name (line 231) ... ok [INFO] [stdout] test src/name_generator.rs - name_generator::RandomNameGenerator (line 37) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.27s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "91bfdc1158ff39754fba7c8761ef1f5c045bb5f91334cc413a5a1e58a653cb0b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "91bfdc1158ff39754fba7c8761ef1f5c045bb5f91334cc413a5a1e58a653cb0b", kill_on_drop: false }` [INFO] [stdout] 91bfdc1158ff39754fba7c8761ef1f5c045bb5f91334cc413a5a1e58a653cb0b