[INFO] fetching crate ergo_sync 0.1.0...
[INFO] testing ergo_sync-0.1.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate ergo_sync 0.1.0 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate ergo_sync 0.1.0
[INFO] finished tweaking crates.io crate ergo_sync 0.1.0
[INFO] tweaked toml for crates.io crate ergo_sync 0.1.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ergo_sync 0.1.0 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-09-21" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 35 packages to latest compatible versions
[INFO] [stderr]       Adding crossbeam-channel v0.1.3 (available: v0.5.15)
[INFO] [stderr]       Adding crossbeam-utils v0.2.2 (available: v0.8.21)
[INFO] [stderr]       Adding rayon v0.9.0 (available: v1.11.0)
[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] [stderr] warning: no edition set: defaulting to the 2015 edition 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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-09-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3db319b1ee24e5e9a7a211058cd591a4c1336b7fee5ed50c2e2ed9463e0c5c1f
[INFO] running `Command { std: "docker" "start" "-a" "3db319b1ee24e5e9a7a211058cd591a4c1336b7fee5ed50c2e2ed9463e0c5c1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3db319b1ee24e5e9a7a211058cd591a4c1336b7fee5ed50c2e2ed9463e0c5c1f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3db319b1ee24e5e9a7a211058cd591a4c1336b7fee5ed50c2e2ed9463e0c5c1f", kill_on_drop: false }`
[INFO] [stdout] 3db319b1ee24e5e9a7a211058cd591a4c1336b7fee5ed50c2e2ed9463e0c5c1f
[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] 9419c8953ebaab56326db9b5d7eb19afee5c71d034086d52af7d246267e7d0e6
[INFO] running `Command { std: "docker" "start" "-a" "9419c8953ebaab56326db9b5d7eb19afee5c71d034086d52af7d246267e7d0e6", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling crossbeam-utils v0.3.2
[INFO] [stderr]    Compiling memoffset v0.2.1
[INFO] [stderr]    Compiling owning_ref v0.3.3
[INFO] [stderr]    Compiling taken v0.1.1
[INFO] [stderr]    Compiling std_prelude v0.2.12
[INFO] [stderr]    Compiling smallvec v0.6.14
[INFO] [stderr]    Compiling crossbeam-epoch v0.4.3
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling num_cpus v1.17.0
[INFO] [stderr]    Compiling parking_lot_core v0.2.14
[INFO] [stderr]    Compiling parking_lot v0.5.5
[INFO] [stderr]    Compiling crossbeam-channel v0.1.3
[INFO] [stderr]    Compiling ergo_sync v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std_prelude::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/lib.rs:276:77
[INFO] [stdout]     |
[INFO] [stdout] 276 | pub use std_prelude::{AtomicBool, AtomicIsize, AtomicOrdering, AtomicUsize, ATOMIC_USIZE_INIT};
[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 5.49s
[INFO] running `Command { std: "docker" "inspect" "9419c8953ebaab56326db9b5d7eb19afee5c71d034086d52af7d246267e7d0e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9419c8953ebaab56326db9b5d7eb19afee5c71d034086d52af7d246267e7d0e6", kill_on_drop: false }`
[INFO] [stdout] 9419c8953ebaab56326db9b5d7eb19afee5c71d034086d52af7d246267e7d0e6
[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] 4bcc37bd2446f33d9c00b8deceecc04b74c6acdf241d9090c43759be70c5fbe6
[INFO] running `Command { std: "docker" "start" "-a" "4bcc37bd2446f33d9c00b8deceecc04b74c6acdf241d9090c43759be70c5fbe6", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling crossbeam-utils v0.2.2
[INFO] [stdout] warning: use of deprecated constant `std_prelude::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/lib.rs:276:77
[INFO] [stdout]     |
[INFO] [stdout] 276 | pub use std_prelude::{AtomicBool, AtomicIsize, AtomicOrdering, AtomicUsize, ATOMIC_USIZE_INIT};
[INFO] [stdout]     |                                                                             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rayon v0.9.0
[INFO] [stderr]    Compiling ergo_sync v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated constant `std_prelude::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stdout]    --> src/lib.rs:276:77
[INFO] [stdout]     |
[INFO] [stdout] 276 | pub use std_prelude::{AtomicBool, AtomicIsize, AtomicOrdering, AtomicUsize, ATOMIC_USIZE_INIT};
[INFO] [stdout]     |                                                                             ^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.82s
[INFO] running `Command { std: "docker" "inspect" "4bcc37bd2446f33d9c00b8deceecc04b74c6acdf241d9090c43759be70c5fbe6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4bcc37bd2446f33d9c00b8deceecc04b74c6acdf241d9090c43759be70c5fbe6", kill_on_drop: false }`
[INFO] [stdout] 4bcc37bd2446f33d9c00b8deceecc04b74c6acdf241d9090c43759be70c5fbe6
[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] eefbac1e0a5134f4df28c3f945a015e97fa18712332cffcb6fe3f56c13298d37
[INFO] running `Command { std: "docker" "start" "-a" "eefbac1e0a5134f4df28c3f945a015e97fa18712332cffcb6fe3f56c13298d37", kill_on_drop: false }`
[INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024
[INFO] [stderr] warning: use of deprecated constant `std_prelude::ATOMIC_USIZE_INIT`: the `new` function is now preferred
[INFO] [stderr]    --> src/lib.rs:276:77
[INFO] [stderr]     |
[INFO] [stderr] 276 | pub use std_prelude::{AtomicBool, AtomicIsize, AtomicOrdering, AtomicUsize, ATOMIC_USIZE_INIT};
[INFO] [stderr]     |                                                                             ^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ergo_sync` (lib) generated 1 warning
[INFO] [stderr] warning: `ergo_sync` (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/ergo_sync-ee2fe9e8b60d9729)
[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 ergo_sync
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test src/ch.rs - ch (line 29) ... ok
[INFO] [stdout] test src/ch.rs - ch (line 13) ... ok
[INFO] [stdout] test src/ch.rs - ch (line 122) ... ok
[INFO] [stdout] test src/ch.rs - ch (line 95) ... ok
[INFO] [stdout] test src/ch.rs - ch::ch (line 215) ... ok
[INFO] [stdout] test src/ch.rs - ch (line 67) ... ok
[INFO] [stdout] test src/ch.rs - ch (line 153) ... ok
[INFO] [stdout] test src/ch.rs - ch (line 49) ... ok
[INFO] [stdout] test src/ch.rs - ch::ch (line 236) ... ok
[INFO] [stdout] test src/ch.rs - ch::ch (line 258) ... ok
[INFO] [stdout] test src/lib.rs - (line 43) ... ok
[INFO] [stdout] test src/ch.rs - ch::ch_try (line 351) ... ok
[INFO] [stdout] test src/lib.rs - FinishHandle::finish (line 308) ... ok
[INFO] [stdout] test src/lib.rs - sleep_ms (line 334) ... ok
[INFO] [stdout] test src/lib.rs - (line 154) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.94s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "eefbac1e0a5134f4df28c3f945a015e97fa18712332cffcb6fe3f56c13298d37", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eefbac1e0a5134f4df28c3f945a015e97fa18712332cffcb6fe3f56c13298d37", kill_on_drop: false }`
[INFO] [stdout] eefbac1e0a5134f4df28c3f945a015e97fa18712332cffcb6fe3f56c13298d37