[INFO] fetching crate rie 0.1.0...
[INFO] testing rie-0.1.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rie 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate rie 0.1.0
[INFO] finished tweaking crates.io crate rie 0.1.0
[INFO] tweaked toml for crates.io crate rie 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rie 0.1.0 on toolchain beta-2026-04-21
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 19 packages to latest compatible versions
[INFO] [stderr]       Adding rustyline v1.0.0 (available: v18.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4a63df5d721c6742cbfb5deffed70a164374606eb1bf0f26582f11c07bb15790
[INFO] running `Command { std: "docker" "start" "-a" "4a63df5d721c6742cbfb5deffed70a164374606eb1bf0f26582f11c07bb15790", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4a63df5d721c6742cbfb5deffed70a164374606eb1bf0f26582f11c07bb15790", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a63df5d721c6742cbfb5deffed70a164374606eb1bf0f26582f11c07bb15790", kill_on_drop: false }`
[INFO] [stdout] 4a63df5d721c6742cbfb5deffed70a164374606eb1bf0f26582f11c07bb15790
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 020d4a83261ee075dc98df4ab8d069cb97dcd4689b7cd65665cbeadff1bdf8a8
[INFO] running `Command { std: "docker" "start" "-a" "020d4a83261ee075dc98df4ab8d069cb97dcd4689b7cd65665cbeadff1bdf8a8", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling bitflags v0.4.0
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling encode_unicode v0.1.3
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling rustyline v1.0.0
[INFO] [stderr]    Compiling rie v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/main.rs:94:16
[INFO] [stdout]    |
[INFO] [stdout] 94 |             Ok((String::from_utf8(output.stdout).unwrap()))
[INFO] [stdout]    |                ^                                         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 94 -             Ok((String::from_utf8(output.stdout).unwrap()))
[INFO] [stdout] 94 +             Ok(String::from_utf8(output.stdout).unwrap() )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.86s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.4.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "020d4a83261ee075dc98df4ab8d069cb97dcd4689b7cd65665cbeadff1bdf8a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "020d4a83261ee075dc98df4ab8d069cb97dcd4689b7cd65665cbeadff1bdf8a8", kill_on_drop: false }`
[INFO] [stdout] 020d4a83261ee075dc98df4ab8d069cb97dcd4689b7cd65665cbeadff1bdf8a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 637b73badf6055432cf0ddd242bff0231e3bf2f98d0342ef2d2bc37085e2a2b2
[INFO] running `Command { std: "docker" "start" "-a" "637b73badf6055432cf0ddd242bff0231e3bf2f98d0342ef2d2bc37085e2a2b2", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling rie v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around function argument
[INFO] [stdout]   --> src/main.rs:94:16
[INFO] [stdout]    |
[INFO] [stdout] 94 |             Ok((String::from_utf8(output.stdout).unwrap()))
[INFO] [stdout]    |                ^                                         ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 94 -             Ok((String::from_utf8(output.stdout).unwrap()))
[INFO] [stdout] 94 +             Ok(String::from_utf8(output.stdout).unwrap() )
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.24s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.4.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] running `Command { std: "docker" "inspect" "637b73badf6055432cf0ddd242bff0231e3bf2f98d0342ef2d2bc37085e2a2b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "637b73badf6055432cf0ddd242bff0231e3bf2f98d0342ef2d2bc37085e2a2b2", kill_on_drop: false }`
[INFO] [stdout] 637b73badf6055432cf0ddd242bff0231e3bf2f98d0342ef2d2bc37085e2a2b2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b1f4e30d9c12f9353ae080efe858182e5639060b1255a90db8878937d6366e6b
[INFO] running `Command { std: "docker" "start" "-a" "b1f4e30d9c12f9353ae080efe858182e5639060b1255a90db8878937d6366e6b", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stdout] 
[INFO] [stderr]   --> src/main.rs:94:16
[INFO] [stdout] running 0 tests
[INFO] [stderr]    |
[INFO] [stdout] 
[INFO] [stderr] 94 |             Ok((String::from_utf8(output.stdout).unwrap()))
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr]    |                ^                                         ^
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 94 -             Ok((String::from_utf8(output.stdout).unwrap()))
[INFO] [stderr] 94 +             Ok(String::from_utf8(output.stdout).unwrap() )
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `rie` (bin "rie" test) generated 1 warning (run `cargo fix --bin "rie" -p rie --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: bitflags v0.4.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 4`
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rie-0867684fbaba0fa0)
[INFO] running `Command { std: "docker" "inspect" "b1f4e30d9c12f9353ae080efe858182e5639060b1255a90db8878937d6366e6b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1f4e30d9c12f9353ae080efe858182e5639060b1255a90db8878937d6366e6b", kill_on_drop: false }`
[INFO] [stdout] b1f4e30d9c12f9353ae080efe858182e5639060b1255a90db8878937d6366e6b
