[INFO] fetching crate procspawn 1.0.1... [INFO] testing procspawn-1.0.1 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate procspawn 1.0.1 into /workspace/builds/worker-6-tc2/source [INFO] started tweaking crates.io crate procspawn 1.0.1 [INFO] removed 0 missing examples [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate procspawn 1.0.1 [INFO] tweaked toml for crates.io crate procspawn 1.0.1 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate procspawn 1.0.1 on toolchain beta-2025-09-21 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate procspawn 1.0.1 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 398376adc3cea6d124ad1a0572fe547362976e211f9dcaa7eb5ba828837e7db1 [INFO] running `Command { std: "docker" "start" "-a" "398376adc3cea6d124ad1a0572fe547362976e211f9dcaa7eb5ba828837e7db1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "398376adc3cea6d124ad1a0572fe547362976e211f9dcaa7eb5ba828837e7db1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "398376adc3cea6d124ad1a0572fe547362976e211f9dcaa7eb5ba828837e7db1", kill_on_drop: false }` [INFO] [stdout] 398376adc3cea6d124ad1a0572fe547362976e211f9dcaa7eb5ba828837e7db1 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8d4484eeb8546a1b68c6cbe6c59d4d4ff8db0e6a11e7986b8af66e92a1cbaff7 [INFO] running `Command { std: "docker" "start" "-a" "8d4484eeb8546a1b68c6cbe6c59d4d4ff8db0e6a11e7986b8af66e92a1cbaff7", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.155 [INFO] [stderr] Compiling proc-macro2 v1.0.59 [INFO] [stderr] Compiling unicode-ident v1.0.9 [INFO] [stderr] Compiling quote v1.0.28 [INFO] [stderr] Compiling cc v1.1.7 [INFO] [stderr] Compiling io-lifetimes v1.0.11 [INFO] [stderr] Compiling serde v1.0.163 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling crossbeam-utils v0.8.16 [INFO] [stderr] Compiling rustix v0.37.19 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Compiling linux-raw-sys v0.3.8 [INFO] [stderr] Compiling fastrand v1.9.0 [INFO] [stderr] Compiling gimli v0.29.0 [INFO] [stderr] Compiling object v0.36.2 [INFO] [stderr] Compiling crossbeam-channel v0.5.8 [INFO] [stderr] Compiling miniz_oxide v0.7.4 [INFO] [stderr] Compiling syn v2.0.17 [INFO] [stderr] Compiling rustc-demangle v0.1.24 [INFO] [stderr] Compiling backtrace v0.3.73 [INFO] [stderr] Compiling findshlibs v0.10.2 [INFO] [stderr] Compiling getrandom v0.2.9 [INFO] [stderr] Compiling mio v1.0.1 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling uuid v1.4.1 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling serde_derive v1.0.163 [INFO] [stderr] Compiling addr2line v0.22.0 [INFO] [stderr] Compiling tempfile v3.5.0 [INFO] [stderr] Compiling bincode v1.3.3 [INFO] [stderr] Compiling ipc-channel v0.18.2 [INFO] [stderr] Compiling procspawn v1.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `async` [INFO] [stdout] --> src/lib.rs:199:7 [INFO] [stdout] | [INFO] [stdout] 199 | #[cfg(feature = "async")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `backtrace`, `default`, `findshlibs`, `json`, `safe-shared-libraries`, `serde_json`, `small_ctor`, and `test-support` [INFO] [stdout] = help: consider adding `r#async` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated type alias `std::panic::PanicInfo`: use `PanicHookInfo` instead [INFO] [stdout] --> src/panic.rs:32:36 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn panic_handler(info: &panic::PanicInfo<'_>, capture_backtraces: BacktraceCapture) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.65s [INFO] running `Command { std: "docker" "inspect" "8d4484eeb8546a1b68c6cbe6c59d4d4ff8db0e6a11e7986b8af66e92a1cbaff7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d4484eeb8546a1b68c6cbe6c59d4d4ff8db0e6a11e7986b8af66e92a1cbaff7", kill_on_drop: false }` [INFO] [stdout] 8d4484eeb8546a1b68c6cbe6c59d4d4ff8db0e6a11e7986b8af66e92a1cbaff7 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] a83eb7c76f1fb01927a03255eb6bafb98582888571c4ab8f600768b00e01245e [INFO] running `Command { std: "docker" "start" "-a" "a83eb7c76f1fb01927a03255eb6bafb98582888571c4ab8f600768b00e01245e", kill_on_drop: false }` [INFO] [stdout] warning: unexpected `cfg` condition value: `async` [INFO] [stdout] --> src/lib.rs:199:7 [INFO] [stdout] | [INFO] [stdout] 199 | #[cfg(feature = "async")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `backtrace`, `default`, `findshlibs`, `json`, `safe-shared-libraries`, `serde_json`, `small_ctor`, and `test-support` [INFO] [stdout] = help: consider adding `r#async` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated type alias `std::panic::PanicInfo`: use `PanicHookInfo` instead [INFO] [stdout] --> src/panic.rs:32:36 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn panic_handler(info: &panic::PanicInfo<'_>, capture_backtraces: BacktraceCapture) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling procspawn v1.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `async` [INFO] [stdout] --> src/lib.rs:199:7 [INFO] [stdout] | [INFO] [stdout] 199 | #[cfg(feature = "async")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `backtrace`, `default`, `findshlibs`, `json`, `safe-shared-libraries`, `serde_json`, `small_ctor`, and `test-support` [INFO] [stdout] = help: consider adding `r#async` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated type alias `std::panic::PanicInfo`: use `PanicHookInfo` instead [INFO] [stdout] --> src/panic.rs:32:36 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn panic_handler(info: &panic::PanicInfo<'_>, capture_backtraces: BacktraceCapture) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this function depends on never type fallback being `()` [INFO] [stdout] --> examples/kill.rs:4:1 [INFO] [stdout] | [INFO] [stdout] 4 | fn main() { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = help: specify the types explicitly [INFO] [stdout] note: in edition 2024, the requirement `!: serde::ser::Serialize` will fail [INFO] [stdout] --> examples/kill.rs:6:32 [INFO] [stdout] | [INFO] [stdout] 6 | let mut handle = spawn((), |()| loop {}); [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(dependency_on_unit_never_type_fallback)]` (part of `#[warn(rust_2024_compatibility)]`) on by default [INFO] [stdout] help: use `()` annotations to avoid fallback changes [INFO] [stdout] | [INFO] [stdout] 6 | let mut handle = spawn::<_, ()>((), |()| loop {}); [INFO] [stdout] | +++++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 2.94s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: procspawn v1.0.1 (/opt/rustwide/workdir) [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "a83eb7c76f1fb01927a03255eb6bafb98582888571c4ab8f600768b00e01245e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a83eb7c76f1fb01927a03255eb6bafb98582888571c4ab8f600768b00e01245e", kill_on_drop: false }` [INFO] [stdout] a83eb7c76f1fb01927a03255eb6bafb98582888571c4ab8f600768b00e01245e [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] d7a1cae4d02d8bb3405e6f67d88ed0c22df5fe22bf46691fd80479c09280a53f [INFO] running `Command { std: "docker" "start" "-a" "d7a1cae4d02d8bb3405e6f67d88ed0c22df5fe22bf46691fd80479c09280a53f", kill_on_drop: false }` [INFO] [stderr] warning: unexpected `cfg` condition value: `async` [INFO] [stderr] --> src/lib.rs:199:7 [INFO] [stderr] | [INFO] [stderr] 199 | #[cfg(feature = "async")] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: expected values for `feature` are: `backtrace`, `default`, `findshlibs`, `json`, `safe-shared-libraries`, `serde_json`, `small_ctor`, and `test-support` [INFO] [stderr] = help: consider adding `r#async` as a feature in `Cargo.toml` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated type alias `std::panic::PanicInfo`: use `PanicHookInfo` instead [INFO] [stderr] --> src/panic.rs:32:36 [INFO] [stderr] | [INFO] [stderr] 32 | pub fn panic_handler(info: &panic::PanicInfo<'_>, capture_backtraces: BacktraceCapture) { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `procspawn` (lib) generated 2 warnings [INFO] [stderr] warning: this function depends on never type fallback being `()` [INFO] [stderr] --> examples/kill.rs:4:1 [INFO] [stderr] | [INFO] [stderr] 4 | fn main() { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in Rust 2024 and in a future release in all editions! [INFO] [stderr] = note: for more information, see [INFO] [stderr] = help: specify the types explicitly [INFO] [stderr] note: in edition 2024, the requirement `!: serde::ser::Serialize` will fail [INFO] [stderr] --> examples/kill.rs:6:32 [INFO] [stderr] | [INFO] [stderr] 6 | let mut handle = spawn((), |()| loop {}); [INFO] [stderr] | ^^^^^^^^^^^^ [INFO] [stderr] = note: `#[warn(dependency_on_unit_never_type_fallback)]` (part of `#[warn(rust_2024_compatibility)]`) on by default [INFO] [stderr] help: use `()` annotations to avoid fallback changes [INFO] [stderr] | [INFO] [stderr] 6 | let mut handle = spawn::<_, ()>((), |()| loop {}); [INFO] [stderr] | +++++++++ [INFO] [stderr] [INFO] [stderr] warning: `procspawn` (example "kill") generated 1 warning (run `cargo fix --example "kill"` to apply 1 suggestion) [INFO] [stderr] warning: `procspawn` (lib test) generated 2 warnings (2 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: procspawn v1.0.1 (/opt/rustwide/workdir) [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/procspawn-392b322e99687d0d) [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 procspawn [INFO] [stdout] [INFO] [stdout] running 7 tests [INFO] [stdout] test src/proc.rs - proc::spawn (line 554) - compile ... ok [INFO] [stdout] test src/macros.rs - macros::spawn (line 18) - compile ... ok [INFO] [stdout] test src/lib.rs - (line 142) - compile ... ok [INFO] [stdout] test src/lib.rs - (line 112) - compile ... FAILED [INFO] [stdout] test src/lib.rs - (line 22) - compile ... ok [INFO] [stdout] test src/macros.rs - macros::spawn (line 29) - compile ... ok [INFO] [stdout] test src/lib.rs - (line 28) - compile ... ok [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - (line 112) stdout ---- [INFO] [stdout] error[E0433]: failed to resolve: could not find `enable_test_support` in `procspawn` [INFO] [stdout] --> src/lib.rs:114:12 [INFO] [stdout] | [INFO] [stdout] 5 | procspawn::enable_test_support!(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ could not find `enable_test_support` in `procspawn` [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0433`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - (line 112) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 6 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.31s [INFO] [stdout] [INFO] [stderr] error: doctest failed, to rerun pass `--doc` [INFO] running `Command { std: "docker" "inspect" "d7a1cae4d02d8bb3405e6f67d88ed0c22df5fe22bf46691fd80479c09280a53f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d7a1cae4d02d8bb3405e6f67d88ed0c22df5fe22bf46691fd80479c09280a53f", kill_on_drop: false }` [INFO] [stdout] d7a1cae4d02d8bb3405e6f67d88ed0c22df5fe22bf46691fd80479c09280a53f