[INFO] fetching crate rustgen 0.3.0...
[INFO] testing rustgen-0.3.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate rustgen 0.3.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate rustgen 0.3.0
[INFO] finished tweaking crates.io crate rustgen 0.3.0
[INFO] tweaked toml for crates.io crate rustgen 0.3.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rustgen 0.3.0 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] crate crates.io crate rustgen 0.3.0 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] bcf072383e93ac9bc6eb9173b161451e9c0c99cf641c2a0f290b65902ad35c1c
[INFO] running `Command { std: "docker" "start" "-a" "bcf072383e93ac9bc6eb9173b161451e9c0c99cf641c2a0f290b65902ad35c1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bcf072383e93ac9bc6eb9173b161451e9c0c99cf641c2a0f290b65902ad35c1c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bcf072383e93ac9bc6eb9173b161451e9c0c99cf641c2a0f290b65902ad35c1c", kill_on_drop: false }`
[INFO] [stdout] bcf072383e93ac9bc6eb9173b161451e9c0c99cf641c2a0f290b65902ad35c1c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 25038614eaa4285e8639dfe71d80cd4b31b4fa3b49b078a2e1b41ffb5d565d2e
[INFO] running `Command { std: "docker" "start" "-a" "25038614eaa4285e8639dfe71d80cd4b31b4fa3b49b078a2e1b41ffb5d565d2e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling thiserror v1.0.64
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]    Compiling ucd-trie v0.1.6
[INFO] [stderr]    Compiling autocfg v1.3.0
[INFO] [stderr]    Compiling anyhow v1.0.89
[INFO] [stderr]    Compiling once_cell v1.19.0
[INFO] [stderr]    Compiling itoa v1.0.11
[INFO] [stderr]    Compiling ryu v1.0.18
[INFO] [stderr]    Compiling serde_json v1.0.128
[INFO] [stderr]    Compiling hashbrown v0.14.5
[INFO] [stderr]    Compiling regex-syntax v0.8.4
[INFO] [stderr]    Compiling equivalent v1.0.1
[INFO] [stderr]    Compiling serde_yml v0.0.12
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling iana-time-zone v0.1.61
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling libyml v0.0.5
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling indexmap v2.5.0
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]    Compiling chrono v0.4.38
[INFO] [stderr]    Compiling regex-automata v0.4.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.64
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]    Compiling regex v1.10.6
[INFO] [stderr]    Compiling pest v2.7.13
[INFO] [stderr]    Compiling pest_meta v2.7.13
[INFO] [stderr]    Compiling pest_generator v2.7.13
[INFO] [stderr]    Compiling pest_derive v2.7.13
[INFO] [stderr]    Compiling handlebars v6.1.0
[INFO] [stderr]    Compiling rustgen v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/config.rs:61:29
[INFO] [stdout]    |
[INFO] [stdout] 61 |         .unwrap_or_else(|_| (std::env::var("HOME").unwrap_or_default() + "/.rustgenrc.yaml"));
[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] 61 -         .unwrap_or_else(|_| (std::env::var("HOME").unwrap_or_default() + "/.rustgenrc.yaml"));
[INFO] [stdout] 61 +         .unwrap_or_else(|_| std::env::var("HOME").unwrap_or_default() + "/.rustgenrc.yaml" );
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 29.45s
[INFO] running `Command { std: "docker" "inspect" "25038614eaa4285e8639dfe71d80cd4b31b4fa3b49b078a2e1b41ffb5d565d2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "25038614eaa4285e8639dfe71d80cd4b31b4fa3b49b078a2e1b41ffb5d565d2e", kill_on_drop: false }`
[INFO] [stdout] 25038614eaa4285e8639dfe71d80cd4b31b4fa3b49b078a2e1b41ffb5d565d2e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] b9b1bd53c66bdac9358456f3f9af3cddbb37525bc6a94dc5e24d2f98f2e53dd4
[INFO] running `Command { std: "docker" "start" "-a" "b9b1bd53c66bdac9358456f3f9af3cddbb37525bc6a94dc5e24d2f98f2e53dd4", kill_on_drop: false }`
[INFO] [stderr]    Compiling rustgen v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/config.rs:61:29
[INFO] [stdout]    |
[INFO] [stdout] 61 |         .unwrap_or_else(|_| (std::env::var("HOME").unwrap_or_default() + "/.rustgenrc.yaml"));
[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] 61 -         .unwrap_or_else(|_| (std::env::var("HOME").unwrap_or_default() + "/.rustgenrc.yaml"));
[INFO] [stdout] 61 +         .unwrap_or_else(|_| std::env::var("HOME").unwrap_or_default() + "/.rustgenrc.yaml" );
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "b9b1bd53c66bdac9358456f3f9af3cddbb37525bc6a94dc5e24d2f98f2e53dd4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9b1bd53c66bdac9358456f3f9af3cddbb37525bc6a94dc5e24d2f98f2e53dd4", kill_on_drop: false }`
[INFO] [stdout] b9b1bd53c66bdac9358456f3f9af3cddbb37525bc6a94dc5e24d2f98f2e53dd4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] e9908fd805bca11cf2496be35f7d63f22e823e48f04af0dbdb179dc8ebedcc0c
[INFO] running `Command { std: "docker" "start" "-a" "e9908fd805bca11cf2496be35f7d63f22e823e48f04af0dbdb179dc8ebedcc0c", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around closure body
[INFO] [stderr]   --> src/config.rs:61:29
[INFO] [stderr]    |
[INFO] [stderr] 61 |         .unwrap_or_else(|_| (std::env::var("HOME").unwrap_or_default() + "/.rustgenrc.yaml"));
[INFO] [stderr]    |                             ^                                                              ^
[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] 61 -         .unwrap_or_else(|_| (std::env::var("HOME").unwrap_or_default() + "/.rustgenrc.yaml"));
[INFO] [stderr] 61 +         .unwrap_or_else(|_| std::env::var("HOME").unwrap_or_default() + "/.rustgenrc.yaml" );
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `rustgen` (bin "rustgen" test) generated 1 warning (run `cargo fix --bin "rustgen" -p rustgen --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rustgen-2cf8cf2081f664cb)
[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" "e9908fd805bca11cf2496be35f7d63f22e823e48f04af0dbdb179dc8ebedcc0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9908fd805bca11cf2496be35f7d63f22e823e48f04af0dbdb179dc8ebedcc0c", kill_on_drop: false }`
[INFO] [stdout] e9908fd805bca11cf2496be35f7d63f22e823e48f04af0dbdb179dc8ebedcc0c
