[INFO] cloning repository https://github.com/RandomSearch18/rusty_man_computer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/RandomSearch18/rusty_man_computer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRandomSearch18%2Frusty_man_computer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRandomSearch18%2Frusty_man_computer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 906ec1c734378f5c2f713e2ce3eeebfc225612b8
[INFO] checking RandomSearch18/rusty_man_computer against try#73ffebff6f34db7eb167bf9edcf2afa19c3073e9 for pr-147841
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FRandomSearch18%2Frusty_man_computer" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/RandomSearch18/rusty_man_computer
[INFO] finished tweaking git repo https://github.com/RandomSearch18/rusty_man_computer
[INFO] tweaked toml for git repo https://github.com/RandomSearch18/rusty_man_computer written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/RandomSearch18/rusty_man_computer on toolchain 73ffebff6f34db7eb167bf9edcf2afa19c3073e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/RandomSearch18/rusty_man_computer 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" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c8c346e3451fd3f305f6cd5df543fe1c87ecc4043954aa0f9332ab156aedb597
[INFO] running `Command { std: "docker" "start" "-a" "c8c346e3451fd3f305f6cd5df543fe1c87ecc4043954aa0f9332ab156aedb597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c8c346e3451fd3f305f6cd5df543fe1c87ecc4043954aa0f9332ab156aedb597", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c8c346e3451fd3f305f6cd5df543fe1c87ecc4043954aa0f9332ab156aedb597", kill_on_drop: false }`
[INFO] [stdout] c8c346e3451fd3f305f6cd5df543fe1c87ecc4043954aa0f9332ab156aedb597
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+73ffebff6f34db7eb167bf9edcf2afa19c3073e9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0f00a6b190e6e2d25b8a8c3c800b931a0532c7226eb548062933cd957abca6a
[INFO] running `Command { std: "docker" "start" "-a" "f0f00a6b190e6e2d25b8a8c3c800b931a0532c7226eb548062933cd957abca6a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.98
[INFO] [stderr]     Checking clap_builder v4.5.30
[INFO] [stderr]    Compiling clap_derive v4.5.28
[INFO] [stderr]     Checking clap v4.5.30
[INFO] [stderr]     Checking rusty_man_computer v0.4.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:447:19
[INFO] [stdout]     |
[INFO] [stdout] 447 |     Unrecoverable(std::io::Error),
[INFO] [stdout]     |     ------------- ^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 447 -     Unrecoverable(std::io::Error),
[INFO] [stdout] 447 +     Unrecoverable(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:168:14
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn chars(&self) -> std::str::Chars {
[INFO] [stdout]     |              ^^^^^     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |              |
[INFO] [stdout]     |              the lifetime is elided 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] 168 |     fn chars(&self) -> std::str::Chars<'_> {
[INFO] [stdout]     |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]    --> src/lib.rs:447:19
[INFO] [stdout]     |
[INFO] [stdout] 447 |     Unrecoverable(std::io::Error),
[INFO] [stdout]     |     ------------- ^^^^^^^^^^^^^^
[INFO] [stdout]     |     |
[INFO] [stdout]     |     field in this variant
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]     |
[INFO] [stdout] 447 -     Unrecoverable(std::io::Error),
[INFO] [stdout] 447 +     Unrecoverable(()),
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/lib.rs:168:14
[INFO] [stdout]     |
[INFO] [stdout] 168 |     fn chars(&self) -> std::str::Chars {
[INFO] [stdout]     |              ^^^^^     ^^^^^^^^^^^^^^^ the same lifetime is hidden here
[INFO] [stdout]     |              |
[INFO] [stdout]     |              the lifetime is elided 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] 168 |     fn chars(&self) -> std::str::Chars<'_> {
[INFO] [stdout]     |                                       ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.87s
[INFO] running `Command { std: "docker" "inspect" "f0f00a6b190e6e2d25b8a8c3c800b931a0532c7226eb548062933cd957abca6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0f00a6b190e6e2d25b8a8c3c800b931a0532c7226eb548062933cd957abca6a", kill_on_drop: false }`
[INFO] [stdout] f0f00a6b190e6e2d25b8a8c3c800b931a0532c7226eb548062933cd957abca6a