[INFO] fetching crate process-sync 0.2.2...
[INFO] testing process-sync-0.2.2 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate process-sync 0.2.2 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate process-sync 0.2.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate process-sync 0.2.2
[INFO] tweaked toml for crates.io crate process-sync 0.2.2 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate process-sync 0.2.2 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 3aaf03596c1e198d122b7aaeadaf440281d8f9376a09a89a4a809e4c431d0923
[INFO] running `Command { std: "docker" "start" "-a" "3aaf03596c1e198d122b7aaeadaf440281d8f9376a09a89a4a809e4c431d0923", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3aaf03596c1e198d122b7aaeadaf440281d8f9376a09a89a4a809e4c431d0923", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3aaf03596c1e198d122b7aaeadaf440281d8f9376a09a89a4a809e4c431d0923", kill_on_drop: false }`
[INFO] [stdout] 3aaf03596c1e198d122b7aaeadaf440281d8f9376a09a89a4a809e4c431d0923
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] fb9129426bd0afc3a951315d76ded9e8abdf99d0663c4f60f19e31cbf007c050
[INFO] running `Command { std: "docker" "start" "-a" "fb9129426bd0afc3a951315d76ded9e8abdf99d0663c4f60f19e31cbf007c050", kill_on_drop: false }`
[INFO] [stderr]    Compiling process-sync v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "fb9129426bd0afc3a951315d76ded9e8abdf99d0663c4f60f19e31cbf007c050", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fb9129426bd0afc3a951315d76ded9e8abdf99d0663c4f60f19e31cbf007c050", kill_on_drop: false }`
[INFO] [stdout] fb9129426bd0afc3a951315d76ded9e8abdf99d0663c4f60f19e31cbf007c050
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 1210c50c8947c978a72a9d143dd97df693fe31156772f0727e64e0bf2ac1d000
[INFO] running `Command { std: "docker" "start" "-a" "1210c50c8947c978a72a9d143dd97df693fe31156772f0727e64e0bf2ac1d000", kill_on_drop: false }`
[INFO] [stderr]    Compiling process-sync v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.75s
[INFO] running `Command { std: "docker" "inspect" "1210c50c8947c978a72a9d143dd97df693fe31156772f0727e64e0bf2ac1d000", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1210c50c8947c978a72a9d143dd97df693fe31156772f0727e64e0bf2ac1d000", kill_on_drop: false }`
[INFO] [stdout] 1210c50c8947c978a72a9d143dd97df693fe31156772f0727e64e0bf2ac1d000
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] a015328799fd809d3035269db8206fac4194d8de26d1daf973359063cd05e983
[INFO] running `Command { std: "docker" "start" "-a" "a015328799fd809d3035269db8206fac4194d8de26d1daf973359063cd05e983", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/process_sync-de4a27834860ce16)
[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]      Running tests/condvar.rs (/opt/rustwide/target/debug/deps/condvar-58a512a30e073a8c)
[INFO] [stderr] 
[INFO] [stderr] thread 'main' (16) panicked at tests/common/mod.rs:15:44:
[INFO] [stderr] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stderr] stack backtrace:
[INFO] [stderr]    0:     0x64f8609a573a - std[128c3efe2914e152]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stderr]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stderr]    1:     0x64f8609a573a - std[128c3efe2914e152]::backtrace_rs::backtrace::trace_unsynchronized::<std[128c3efe2914e152]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stderr]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stderr]    2:     0x64f8609a573a - std[128c3efe2914e152]::sys::backtrace::_print_fmt
[INFO] [stderr]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:74:9
[INFO] [stderr]    3:     0x64f8609a573a - <<std[128c3efe2914e152]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[6771d259883166e6]::fmt::Display>::fmt
[INFO] [stderr]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:44:26
[INFO] [stderr]    4:     0x64f8609b6a7a - <core[6771d259883166e6]::fmt::rt::Argument>::fmt
[INFO] [stderr]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/fmt/rt.rs:152:76
[INFO] [stderr]    5:     0x64f8609b6a7a - core[6771d259883166e6]::fmt::write
[INFO] [stderr]    6:     0x64f8609a98f2 - std[128c3efe2914e152]::io::default_write_fmt::<std[128c3efe2914e152]::sys::stdio::unix::Stderr>
[INFO] [stderr]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/io/mod.rs:621:11
[INFO] [stderr]    7:     0x64f8609a98f2 - <std[128c3efe2914e152]::sys::stdio::unix::Stderr as std[128c3efe2914e152]::io::Write>::write_fmt
[INFO] [stderr]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/io/mod.rs:1976:13
[INFO] [stderr]    8:     0x64f860990d0f - <std[128c3efe2914e152]::sys::backtrace::BacktraceLock>::print
[INFO] [stderr]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:47:9
[INFO] [stderr]    9:     0x64f860990d0f - std[128c3efe2914e152]::panicking::default_hook::{closure#0}
[INFO] [stderr]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:292:27
[INFO] [stderr]   10:     0x64f8609a1471 - std[128c3efe2914e152]::panicking::default_hook
[INFO] [stderr]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:319:9
[INFO] [stderr]   11:     0x64f8609a162b - std[128c3efe2914e152]::panicking::panic_with_hook
[INFO] [stderr]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:825:13
[INFO] [stderr]   12:     0x64f860990dc8 - std[128c3efe2914e152]::panicking::panic_handler::{closure#0}
[INFO] [stderr]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:698:13
[INFO] [stderr]   13:     0x64f8609861e9 - std[128c3efe2914e152]::sys::backtrace::__rust_end_short_backtrace::<std[128c3efe2914e152]::panicking::panic_handler::{closure#0}, !>
[INFO] [stderr]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:182:18
[INFO] [stderr]   14:     0x64f86099162d - __rustc[752cc74e29381ccc]::rust_begin_unwind
[INFO] [stderr]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:689:5
[INFO] [stderr]   15:     0x64f8609b71cc - core[6771d259883166e6]::panicking::panic_fmt
[INFO] [stderr]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/panicking.rs:80:14
[INFO] [stderr]   16:     0x64f8609b6f42 - core[6771d259883166e6]::result::unwrap_failed
[INFO] [stderr]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/result.rs:1867:5
[INFO] [stderr]   17:     0x64f86097877c - core::result::Result<T,E>::unwrap::h8dea4b2a8c0f2ee0
[INFO] [stderr]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/result.rs:1233:23
[INFO] [stderr]   18:     0x64f86097877c - condvar::common::TestOutput::new::h847ba8e60d649852
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/common/mod.rs:15:44
[INFO] [stderr]   19:     0x64f860977cbd - condvar::main::ha397976d033f1282
[INFO] [stderr]                                at /opt/rustwide/workdir/tests/condvar.rs:74:27
[INFO] [stderr]   20:     0x64f8609747cb - core::ops::function::FnOnce::call_once::h1c66152d592f47af
[INFO] [stderr]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/ops/function.rs:250:5
[INFO] [stderr]   21:     0x64f86097448e - std::sys::backtrace::__rust_begin_short_backtrace::h43ca9878d6cae1c7
[INFO] [stderr]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/sys/backtrace.rs:166:18
[INFO] [stderr]   22:     0x64f8609743e1 - std::rt::lang_start::{{closure}}::h48cdf18d9d232f53
[INFO] [stderr]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/rt.rs:206:18
[INFO] [stderr]   23:     0x64f8609a0b84 - <&dyn core[6771d259883166e6]::ops::function::Fn<(), Output = i32> + core[6771d259883166e6]::marker::Sync + core[6771d259883166e6]::panic::unwind_safe::RefUnwindSafe as core[6771d259883166e6]::ops::function::FnOnce<()>>::call_once
[INFO] [stderr]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/core/src/ops/function.rs:287:21
[INFO] [stderr]   24:     0x64f8609a0b84 - std[128c3efe2914e152]::panicking::catch_unwind::do_call::<&dyn core[6771d259883166e6]::ops::function::Fn<(), Output = i32> + core[6771d259883166e6]::marker::Sync + core[6771d259883166e6]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:581:40
[INFO] [stderr]   25:     0x64f8609a0b84 - std[128c3efe2914e152]::panicking::catch_unwind::<i32, &dyn core[6771d259883166e6]::ops::function::Fn<(), Output = i32> + core[6771d259883166e6]::marker::Sync + core[6771d259883166e6]::panic::unwind_safe::RefUnwindSafe>
[INFO] [stderr]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:544:19
[INFO] [stderr]   26:     0x64f8609a0b84 - std[128c3efe2914e152]::panic::catch_unwind::<&dyn core[6771d259883166e6]::ops::function::Fn<(), Output = i32> + core[6771d259883166e6]::marker::Sync + core[6771d259883166e6]::panic::unwind_safe::RefUnwindSafe, i32>
[INFO] [stderr]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panic.rs:359:14
[INFO] [stderr]   27:     0x64f8609a0b84 - std[128c3efe2914e152]::rt::lang_start_internal::{closure#0}
[INFO] [stderr]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/rt.rs:175:24
[INFO] [stderr]   28:     0x64f8609a0b84 - std[128c3efe2914e152]::panicking::catch_unwind::do_call::<std[128c3efe2914e152]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:581:40
[INFO] [stderr]   29:     0x64f8609a0b84 - std[128c3efe2914e152]::panicking::catch_unwind::<isize, std[128c3efe2914e152]::rt::lang_start_internal::{closure#0}>
[INFO] [stderr]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panicking.rs:544:19
[INFO] [stderr]   30:     0x64f8609a0b84 - std[128c3efe2914e152]::panic::catch_unwind::<std[128c3efe2914e152]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stderr]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/panic.rs:359:14
[INFO] [stderr]   31:     0x64f8609a0b84 - std[128c3efe2914e152]::rt::lang_start_internal
[INFO] [stderr]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/rt.rs:171:5
[INFO] [stderr]   32:     0x64f8609743c7 - std::rt::lang_start::hd096ac73a16d4d89
[INFO] [stderr]                                at /rustc/8489f1adbe1c8f8921cf18b9962cf565237a5489/library/std/src/rt.rs:205:5
[INFO] [stderr]   33:     0x64f860978dfe - main
[INFO] [stderr]   34:     0x7c36864d81ca - <unknown>
[INFO] [stderr]   35:     0x7c36864d828b - __libc_start_main
[INFO] [stderr]   36:     0x64f860973435 - _start
[INFO] [stderr]   37:                0x0 - <unknown>
[INFO] [stderr] error: test failed, to rerun pass `--test condvar`
[INFO] running `Command { std: "docker" "inspect" "a015328799fd809d3035269db8206fac4194d8de26d1daf973359063cd05e983", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a015328799fd809d3035269db8206fac4194d8de26d1daf973359063cd05e983", kill_on_drop: false }`
[INFO] [stdout] a015328799fd809d3035269db8206fac4194d8de26d1daf973359063cd05e983
