[INFO] cloning repository https://github.com/rockcoolsaint/custom-rust-error
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rockcoolsaint/custom-rust-error" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frockcoolsaint%2Fcustom-rust-error", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frockcoolsaint%2Fcustom-rust-error'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2842650e54e6a69d8ee36b27036fbc2e1927054e
[INFO] testing rockcoolsaint/custom-rust-error against beta-2025-04-13 for beta-1.87-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frockcoolsaint%2Fcustom-rust-error" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rockcoolsaint/custom-rust-error on toolchain beta-2025-04-13
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-04-13" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/rockcoolsaint/custom-rust-error
[INFO] finished tweaking git repo https://github.com/rockcoolsaint/custom-rust-error
[INFO] tweaked toml for git repo https://github.com/rockcoolsaint/custom-rust-error written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/rockcoolsaint/custom-rust-error 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-2025-04-13" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-04-13" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 82fd5f18e6c446e4bc7709bc8fe9afde4207906bed1741bc2a259d136875c640
[INFO] running `Command { std: "docker" "start" "-a" "82fd5f18e6c446e4bc7709bc8fe9afde4207906bed1741bc2a259d136875c640", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "82fd5f18e6c446e4bc7709bc8fe9afde4207906bed1741bc2a259d136875c640", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82fd5f18e6c446e4bc7709bc8fe9afde4207906bed1741bc2a259d136875c640", kill_on_drop: false }`
[INFO] [stdout] 82fd5f18e6c446e4bc7709bc8fe9afde4207906bed1741bc2a259d136875c640
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-04-13" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6e0d9d244246b0df5cddec9890cf0edff6d007ae6d85f91b39d3884d578e347b
[INFO] running `Command { std: "docker" "start" "-a" "6e0d9d244246b0df5cddec9890cf0edff6d007ae6d85f91b39d3884d578e347b", kill_on_drop: false }`
[INFO] [stderr]    Compiling custom-this-error v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Error` and `self`
[INFO] [stdout]  --> src/main.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{error::{self, Error}, fmt::Display};
[INFO] [stdout]   |                   ^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]  --> src/main.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |         Err(error) => panic!("error"),
[INFO] [stdout]   |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "6e0d9d244246b0df5cddec9890cf0edff6d007ae6d85f91b39d3884d578e347b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e0d9d244246b0df5cddec9890cf0edff6d007ae6d85f91b39d3884d578e347b", kill_on_drop: false }`
[INFO] [stdout] 6e0d9d244246b0df5cddec9890cf0edff6d007ae6d85f91b39d3884d578e347b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-04-13" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5116cd3b9bf37e484dc8a4cec283973b2bca20250c04a8cfa68cc9d49b777d20
[INFO] running `Command { std: "docker" "start" "-a" "5116cd3b9bf37e484dc8a4cec283973b2bca20250c04a8cfa68cc9d49b777d20", kill_on_drop: false }`
[INFO] [stderr]    Compiling custom-this-error v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Error` and `self`
[INFO] [stdout]  --> src/main.rs:1:19
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{error::{self, Error}, fmt::Display};
[INFO] [stdout]   |                   ^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `error`
[INFO] [stdout]  --> src/main.rs:6:13
[INFO] [stdout]   |
[INFO] [stdout] 6 |         Err(error) => panic!("error"),
[INFO] [stdout]   |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "5116cd3b9bf37e484dc8a4cec283973b2bca20250c04a8cfa68cc9d49b777d20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5116cd3b9bf37e484dc8a4cec283973b2bca20250c04a8cfa68cc9d49b777d20", kill_on_drop: false }`
[INFO] [stdout] 5116cd3b9bf37e484dc8a4cec283973b2bca20250c04a8cfa68cc9d49b777d20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-04-13" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ccde743cbddcc23c7a007d28fb33bd1d9232d4692c4d0582a9c8bd4a5d457092
[INFO] running `Command { std: "docker" "start" "-a" "ccde743cbddcc23c7a007d28fb33bd1d9232d4692c4d0582a9c8bd4a5d457092", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `Error` and `self`
[INFO] [stderr]  --> src/main.rs:1:19
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::{error::{self, Error}, fmt::Display};
[INFO] [stderr]   |                   ^^^^  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `error`
[INFO] [stderr]  --> src/main.rs:6:13
[INFO] [stderr]   |
[INFO] [stderr] 6 |         Err(error) => panic!("error"),
[INFO] [stderr]   |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_error`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `custom-this-error` (bin "custom-this-error" test) generated 2 warnings (run `cargo fix --bin "custom-this-error" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/custom_this_error-db9d316ee7a8405c)
[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] running `Command { std: "docker" "inspect" "ccde743cbddcc23c7a007d28fb33bd1d9232d4692c4d0582a9c8bd4a5d457092", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ccde743cbddcc23c7a007d28fb33bd1d9232d4692c4d0582a9c8bd4a5d457092", kill_on_drop: false }`
[INFO] [stdout] ccde743cbddcc23c7a007d28fb33bd1d9232d4692c4d0582a9c8bd4a5d457092