[INFO] fetching crate singleflight-async 0.2.0...
[INFO] testing singleflight-async-0.2.0 against beta-2025-09-21 for beta-1.91-3
[INFO] extracting crate singleflight-async 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate singleflight-async 0.2.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate singleflight-async 0.2.0
[INFO] tweaked toml for crates.io crate singleflight-async 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate singleflight-async 0.2.0 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] crate crates.io crate singleflight-async 0.2.0 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-2025-09-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 62dec7d22ff1f138d36108cb35a43d4bc57ad40ec945749ee059667892fc444c
[INFO] running `Command { std: "docker" "start" "-a" "62dec7d22ff1f138d36108cb35a43d4bc57ad40ec945749ee059667892fc444c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "62dec7d22ff1f138d36108cb35a43d4bc57ad40ec945749ee059667892fc444c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "62dec7d22ff1f138d36108cb35a43d4bc57ad40ec945749ee059667892fc444c", kill_on_drop: false }`
[INFO] [stdout] 62dec7d22ff1f138d36108cb35a43d4bc57ad40ec945749ee059667892fc444c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 3653abc78401ec2515d166b816f1244239fe1dddac357db9b692d4aea747a4a8
[INFO] running `Command { std: "docker" "start" "-a" "3653abc78401ec2515d166b816f1244239fe1dddac357db9b692d4aea747a4a8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.161
[INFO] [stderr]    Compiling parking_lot_core v0.9.10
[INFO] [stderr]    Compiling parking_lot v0.12.3
[INFO] [stderr]    Compiling tokio v1.41.0
[INFO] [stderr]    Compiling singleflight-async v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.14s
[INFO] running `Command { std: "docker" "inspect" "3653abc78401ec2515d166b816f1244239fe1dddac357db9b692d4aea747a4a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3653abc78401ec2515d166b816f1244239fe1dddac357db9b692d4aea747a4a8", kill_on_drop: false }`
[INFO] [stdout] 3653abc78401ec2515d166b816f1244239fe1dddac357db9b692d4aea747a4a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 7b9713eab7d16426fdf5cf07b1505c801f964d4525034a2ada9a23802e485a78
[INFO] running `Command { std: "docker" "start" "-a" "7b9713eab7d16426fdf5cf07b1505c801f964d4525034a2ada9a23802e485a78", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.89
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.87
[INFO] [stderr]    Compiling tokio-macros v2.4.0
[INFO] [stderr]    Compiling futures-macro v0.3.31
[INFO] [stderr]    Compiling tokio v1.41.0
[INFO] [stderr]    Compiling futures-util v0.3.31
[INFO] [stderr]    Compiling singleflight-async v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 10.62s
[INFO] running `Command { std: "docker" "inspect" "7b9713eab7d16426fdf5cf07b1505c801f964d4525034a2ada9a23802e485a78", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7b9713eab7d16426fdf5cf07b1505c801f964d4525034a2ada9a23802e485a78", kill_on_drop: false }`
[INFO] [stdout] 7b9713eab7d16426fdf5cf07b1505c801f964d4525034a2ada9a23802e485a78
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 81475d407d557af26d96f0f5e6a94a48fbad8bf6fbc52dbd3cf1431653ddbd25
[INFO] running `Command { std: "docker" "start" "-a" "81475d407d557af26d96f0f5e6a94a48fbad8bf6fbc52dbd3cf1431653ddbd25", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/singleflight_async-e42a514a1b6bd843)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::call_with_static_str_key ... ok
[INFO] [stdout] test tests::call_with_custom_key ... ok
[INFO] [stdout] test tests::call_with_static_string_key ... ok
[INFO] [stdout] test tests::direct_call ... ok
[INFO] [stdout] test tests::late_wait ... ok
[INFO] [stdout] test tests::parallel_call_seq_await ... ok
[INFO] [stdout] test tests::parallel_call ... ok
[INFO] [stdout] test tests::cancel ... ok
[INFO] [stderr]    Doc-tests singleflight_async
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.01s
[INFO] [stdout] 
[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" "81475d407d557af26d96f0f5e6a94a48fbad8bf6fbc52dbd3cf1431653ddbd25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81475d407d557af26d96f0f5e6a94a48fbad8bf6fbc52dbd3cf1431653ddbd25", kill_on_drop: false }`
[INFO] [stdout] 81475d407d557af26d96f0f5e6a94a48fbad8bf6fbc52dbd3cf1431653ddbd25