[INFO] fetching crate scaffold 0.5.1...
[INFO] testing scaffold-0.5.1 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate scaffold 0.5.1 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate scaffold 0.5.1
[INFO] finished tweaking crates.io crate scaffold 0.5.1
[INFO] tweaked toml for crates.io crate scaffold 0.5.1 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate scaffold 0.5.1 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] crate crates.io crate scaffold 0.5.1 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-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 17f586c4e15d2073cae6d4e4a7942db59a95fcf336127dab4dfa616916588105
[INFO] running `Command { std: "docker" "start" "-a" "17f586c4e15d2073cae6d4e4a7942db59a95fcf336127dab4dfa616916588105", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17f586c4e15d2073cae6d4e4a7942db59a95fcf336127dab4dfa616916588105", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17f586c4e15d2073cae6d4e4a7942db59a95fcf336127dab4dfa616916588105", kill_on_drop: false }`
[INFO] [stdout] 17f586c4e15d2073cae6d4e4a7942db59a95fcf336127dab4dfa616916588105
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 0c4b989b6ca10bd80d75f65af2503ea0336f6904dc8e8263295ab94684e8ad86
[INFO] running `Command { std: "docker" "start" "-a" "0c4b989b6ca10bd80d75f65af2503ea0336f6904dc8e8263295ab94684e8ad86", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.79
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.42
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling dirs-sys v0.3.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rpassword v2.1.0
[INFO] [stderr]    Compiling termios v0.3.2
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling dirs v2.0.2
[INFO] [stderr]    Compiling shellexpand v1.1.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling quest v0.3.0
[INFO] [stderr]    Compiling structopt-derive v0.4.11
[INFO] [stderr]    Compiling structopt v0.3.18
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling scaffold v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `DependencyGroups` is never constructed
[INFO] [stdout]   --> src/group_reader.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct DependencyGroups {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.22s
[INFO] running `Command { std: "docker" "inspect" "0c4b989b6ca10bd80d75f65af2503ea0336f6904dc8e8263295ab94684e8ad86", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c4b989b6ca10bd80d75f65af2503ea0336f6904dc8e8263295ab94684e8ad86", kill_on_drop: false }`
[INFO] [stdout] 0c4b989b6ca10bd80d75f65af2503ea0336f6904dc8e8263295ab94684e8ad86
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 83d6ea311843415eb4d415ac568c6d4b453a2a8501dd6cbd790ca645f6bf9174
[INFO] running `Command { std: "docker" "start" "-a" "83d6ea311843415eb4d415ac568c6d4b453a2a8501dd6cbd790ca645f6bf9174", kill_on_drop: false }`
[INFO] [stdout] warning: struct `DependencyGroups` is never constructed
[INFO] [stdout]   --> src/group_reader.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct DependencyGroups {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling scaffold v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `DependencyGroups` is never constructed
[INFO] [stdout]   --> src/group_reader.rs:24:8
[INFO] [stdout]    |
[INFO] [stdout] 24 | struct DependencyGroups {
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "83d6ea311843415eb4d415ac568c6d4b453a2a8501dd6cbd790ca645f6bf9174", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83d6ea311843415eb4d415ac568c6d4b453a2a8501dd6cbd790ca645f6bf9174", kill_on_drop: false }`
[INFO] [stdout] 83d6ea311843415eb4d415ac568c6d4b453a2a8501dd6cbd790ca645f6bf9174
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 6be9f99ea6bbc8cbae987a9ba866fe405c7656e32ddc7583aa81d5229cd801e5
[INFO] running `Command { std: "docker" "start" "-a" "6be9f99ea6bbc8cbae987a9ba866fe405c7656e32ddc7583aa81d5229cd801e5", kill_on_drop: false }`
[INFO] [stderr] warning: struct `DependencyGroups` is never constructed
[INFO] [stderr]   --> src/group_reader.rs:24:8
[INFO] [stderr]    |
[INFO] [stderr] 24 | struct DependencyGroups {
[INFO] [stderr]    |        ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `scaffold` (lib) generated 1 warning
[INFO] [stderr] warning: `scaffold` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/scaffold-bb3e84549756bdf7)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test version_getter::tests::test_something ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/cli/main.rs (/opt/rustwide/target/debug/deps/scaffold-e9253a1c9b864c3e)
[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 scaffold
[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" "6be9f99ea6bbc8cbae987a9ba866fe405c7656e32ddc7583aa81d5229cd801e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6be9f99ea6bbc8cbae987a9ba866fe405c7656e32ddc7583aa81d5229cd801e5", kill_on_drop: false }`
[INFO] [stdout] 6be9f99ea6bbc8cbae987a9ba866fe405c7656e32ddc7583aa81d5229cd801e5
