[INFO] fetching crate recursive_sync 0.0.2...
[INFO] testing recursive_sync-0.0.2 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate recursive_sync 0.0.2 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate recursive_sync 0.0.2
[INFO] finished tweaking crates.io crate recursive_sync 0.0.2
[INFO] tweaked toml for crates.io crate recursive_sync 0.0.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate recursive_sync 0.0.2 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 1 package to latest compatible version
[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] 2fd0286cd5f4e1d49574cb45f6b13713147e625c6c7cdbab93805a1bd6b37ecb
[INFO] running `Command { std: "docker" "start" "-a" "2fd0286cd5f4e1d49574cb45f6b13713147e625c6c7cdbab93805a1bd6b37ecb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2fd0286cd5f4e1d49574cb45f6b13713147e625c6c7cdbab93805a1bd6b37ecb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fd0286cd5f4e1d49574cb45f6b13713147e625c6c7cdbab93805a1bd6b37ecb", kill_on_drop: false }`
[INFO] [stdout] 2fd0286cd5f4e1d49574cb45f6b13713147e625c6c7cdbab93805a1bd6b37ecb
[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] 0a1984546198f5d55898c1599385e86c516bb4073de6daf425f9d9f76fd3e0f7
[INFO] running `Command { std: "docker" "start" "-a" "0a1984546198f5d55898c1599385e86c516bb4073de6daf425f9d9f76fd3e0f7", kill_on_drop: false }`
[INFO] [stderr] warning: `package.edition` is unspecified, defaulting to `2015` while the latest is `2024`
[INFO] [stderr]    Compiling gcc v0.3.55
[INFO] [stderr]    Compiling recursive_sync v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated function `gcc::compile_library`: crate has been renamed to `cc`, the `gcc` name is not maintained
[INFO] [stdout]  --> build.rs:5:10
[INFO] [stdout]   |
[INFO] [stdout] 5 |     gcc::compile_library(
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `[&str]: Default` is not satisfied
[INFO] [stdout]  --> build.rs:7:10
[INFO] [stdout]   |
[INFO] [stdout] 7 |         &Default::default(),
[INFO] [stdout]   |          ^^^^^^^^^^^^^^^^^^ the trait `Default` is not implemented for `[&str]`
[INFO] [stdout]   |
[INFO] [stdout] help: consider borrowing here
[INFO] [stdout]   |
[INFO] [stdout] 7 |         &&Default::default(),
[INFO] [stdout]   |          +
[INFO] [stdout] 7 |         &&mut Default::default(),
[INFO] [stdout]   |          ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this function takes 2 arguments but 3 arguments were supplied
[INFO] [stdout]    --> build.rs:5:5
[INFO] [stdout]     |
[INFO] [stdout]   5 |     gcc::compile_library(
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] ...
[INFO] [stdout]   8 |         &["src/sys_mutex.c"]
[INFO] [stdout]     |         -------------------- unexpected argument #3 of type `&[&str; 1]`
[INFO] [stdout]     |
[INFO] [stdout] note: function defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/gcc-0.3.55/src/lib.rs:238:8
[INFO] [stdout]     |
[INFO] [stdout] 238 | pub fn compile_library(output: &str, files: &[&str]) {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] help: remove the extra argument
[INFO] [stdout]     |
[INFO] [stdout]   7 -         &Default::default(),
[INFO] [stdout]   8 -         &["src/sys_mutex.c"]
[INFO] [stdout]   7 +         &Default::default()
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0277.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `recursive_sync` (build script) due to 2 previous errors; 1 warning emitted
[INFO] running `Command { std: "docker" "inspect" "0a1984546198f5d55898c1599385e86c516bb4073de6daf425f9d9f76fd3e0f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a1984546198f5d55898c1599385e86c516bb4073de6daf425f9d9f76fd3e0f7", kill_on_drop: false }`
[INFO] [stdout] 0a1984546198f5d55898c1599385e86c516bb4073de6daf425f9d9f76fd3e0f7
