[INFO] fetching crate singlyton 4.1.1...
[INFO] testing singlyton-4.1.1 against beta-2025-10-28 for beta-1.92-2
[INFO] extracting crate singlyton 4.1.1 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate singlyton 4.1.1
[INFO] finished tweaking crates.io crate singlyton 4.1.1
[INFO] tweaked toml for crates.io crate singlyton 4.1.1 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate singlyton 4.1.1 on toolchain beta-2025-10-28
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+beta-2025-10-28" "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-2025-10-28" "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-2025-10-28" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fc693234406400c74ace918895a6c37c63947c7d32d33f1b0f2345389997da40
[INFO] running `Command { std: "docker" "start" "-a" "fc693234406400c74ace918895a6c37c63947c7d32d33f1b0f2345389997da40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc693234406400c74ace918895a6c37c63947c7d32d33f1b0f2345389997da40", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc693234406400c74ace918895a6c37c63947c7d32d33f1b0f2345389997da40", kill_on_drop: false }`
[INFO] [stdout] fc693234406400c74ace918895a6c37c63947c7d32d33f1b0f2345389997da40
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc9221d8a6b252b6939dcb626e0f0d081f9be08f513ca480d4daf03df5becdc3
[INFO] running `Command { std: "docker" "start" "-a" "bc9221d8a6b252b6939dcb626e0f0d081f9be08f513ca480d4daf03df5becdc3", kill_on_drop: false }`
[INFO] [stderr]    Compiling atomic_refcell v0.1.13
[INFO] [stderr]    Compiling singlyton v4.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "bc9221d8a6b252b6939dcb626e0f0d081f9be08f513ca480d4daf03df5becdc3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc9221d8a6b252b6939dcb626e0f0d081f9be08f513ca480d4daf03df5becdc3", kill_on_drop: false }`
[INFO] [stdout] bc9221d8a6b252b6939dcb626e0f0d081f9be08f513ca480d4daf03df5becdc3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ec2a269cda270bbbf5b647697eadc9d5b3cc806a5087ad4e0c9842b82d921c4
[INFO] running `Command { std: "docker" "start" "-a" "1ec2a269cda270bbbf5b647697eadc9d5b3cc806a5087ad4e0c9842b82d921c4", kill_on_drop: false }`
[INFO] [stderr]    Compiling singlyton v4.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "1ec2a269cda270bbbf5b647697eadc9d5b3cc806a5087ad4e0c9842b82d921c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ec2a269cda270bbbf5b647697eadc9d5b3cc806a5087ad4e0c9842b82d921c4", kill_on_drop: false }`
[INFO] [stdout] 1ec2a269cda270bbbf5b647697eadc9d5b3cc806a5087ad4e0c9842b82d921c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2025-10-28" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b00643eef2b927b88600d5cdb4f851a328fc9b712f7f3045bed2cb7880fb3bce
[INFO] running `Command { std: "docker" "start" "-a" "b00643eef2b927b88600d5cdb4f851a328fc9b712f7f3045bed2cb7880fb3bce", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::test_singleton ... ok
[INFO] [stdout] test tests::test_singleton_uninit ... ok
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/singlyton-bb7c5b2cbd057c5c)
[INFO] [stdout] test tests::test_singleton_uninit_panic - should panic ... ok
[INFO] [stdout] test tests::test_refcell - should panic ... ok
[INFO] [stdout] test tests::test_thread_safety - should panic ... ok
[INFO] [stdout] test tests::test_thread_safety_3 - should panic ... ok
[INFO] [stderr]    Doc-tests singlyton
[INFO] [stdout] test tests::test_thread_safety_2 - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.15s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 46) ... ok
[INFO] [stdout] test src/lib.rs - (line 31) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.37s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b00643eef2b927b88600d5cdb4f851a328fc9b712f7f3045bed2cb7880fb3bce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b00643eef2b927b88600d5cdb4f851a328fc9b712f7f3045bed2cb7880fb3bce", kill_on_drop: false }`
[INFO] [stdout] b00643eef2b927b88600d5cdb4f851a328fc9b712f7f3045bed2cb7880fb3bce