[INFO] fetching crate name_maker 0.1.1... [INFO] checking name_maker-0.1.1 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1 [INFO] extracting crate name_maker 0.1.1 into /workspace/builds/worker-1-tc1/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-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate name_maker 0.1.1 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 44d2a2e124c0617b2cc4c0196c4341cdb356105e937ed169ed332309f55af4a6 [INFO] running `Command { std: "docker" "start" "-a" "44d2a2e124c0617b2cc4c0196c4341cdb356105e937ed169ed332309f55af4a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "44d2a2e124c0617b2cc4c0196c4341cdb356105e937ed169ed332309f55af4a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "44d2a2e124c0617b2cc4c0196c4341cdb356105e937ed169ed332309f55af4a6", kill_on_drop: false }` [INFO] [stdout] 44d2a2e124c0617b2cc4c0196c4341cdb356105e937ed169ed332309f55af4a6 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] eba25cdbf0e6d0cbc3a0efce53faaed530df607644d48c6b5766e5568a0c9d3c [INFO] running `Command { std: "docker" "start" "-a" "eba25cdbf0e6d0cbc3a0efce53faaed530df607644d48c6b5766e5568a0c9d3c", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.118 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Checking getrandom v0.2.4 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking 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)]` 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] [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)]` 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 3.23s [INFO] running `Command { std: "docker" "inspect" "eba25cdbf0e6d0cbc3a0efce53faaed530df607644d48c6b5766e5568a0c9d3c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eba25cdbf0e6d0cbc3a0efce53faaed530df607644d48c6b5766e5568a0c9d3c", kill_on_drop: false }` [INFO] [stdout] eba25cdbf0e6d0cbc3a0efce53faaed530df607644d48c6b5766e5568a0c9d3c