[INFO] fetching crate syncless 0.2.0...
[INFO] testing syncless-0.2.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate syncless 0.2.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate syncless 0.2.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate syncless 0.2.0
[INFO] tweaked toml for crates.io crate syncless 0.2.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate syncless 0.2.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate syncless 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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 679afb2fb1c0c4a76b9f87c0e1c98ce5881148f393fc629cc8a0ff03baadc83f
[INFO] running `Command { std: "docker" "start" "-a" "679afb2fb1c0c4a76b9f87c0e1c98ce5881148f393fc629cc8a0ff03baadc83f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "679afb2fb1c0c4a76b9f87c0e1c98ce5881148f393fc629cc8a0ff03baadc83f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "679afb2fb1c0c4a76b9f87c0e1c98ce5881148f393fc629cc8a0ff03baadc83f", kill_on_drop: false }`
[INFO] [stdout] 679afb2fb1c0c4a76b9f87c0e1c98ce5881148f393fc629cc8a0ff03baadc83f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 87c3956f822db9879373f5c954c72c2459c95b40ad9581078a8244411981b872
[INFO] running `Command { std: "docker" "start" "-a" "87c3956f822db9879373f5c954c72c2459c95b40ad9581078a8244411981b872", kill_on_drop: false }`
[INFO] [stderr]    Compiling crc64fast v1.1.0
[INFO] [stderr]    Compiling syncless v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "87c3956f822db9879373f5c954c72c2459c95b40ad9581078a8244411981b872", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87c3956f822db9879373f5c954c72c2459c95b40ad9581078a8244411981b872", kill_on_drop: false }`
[INFO] [stdout] 87c3956f822db9879373f5c954c72c2459c95b40ad9581078a8244411981b872
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d21bb6552f99b5832404ad6528188eac9b17d6c0acb67f16dc371f52816d006e
[INFO] running `Command { std: "docker" "start" "-a" "d21bb6552f99b5832404ad6528188eac9b17d6c0acb67f16dc371f52816d006e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.178
[INFO] [stderr]    Compiling rustix v1.1.2
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling tempfile v3.23.0
[INFO] [stderr]    Compiling syncless v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 5.52s
[INFO] running `Command { std: "docker" "inspect" "d21bb6552f99b5832404ad6528188eac9b17d6c0acb67f16dc371f52816d006e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d21bb6552f99b5832404ad6528188eac9b17d6c0acb67f16dc371f52816d006e", kill_on_drop: false }`
[INFO] [stdout] d21bb6552f99b5832404ad6528188eac9b17d6c0acb67f16dc371f52816d006e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f6dc7196d3b8d55de99f8c4382a58a9d8f71ca7999d0b51d67029b3cc2ed498a
[INFO] running `Command { std: "docker" "start" "-a" "f6dc7196d3b8d55de99f8c4382a58a9d8f71ca7999d0b51d67029b3cc2ed498a", 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/syncless-cf18976567d51e3c)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test store::empty_store_size_zero ... ok
[INFO] [stdout] test store::overwrite_middle ... ok
[INFO] [stdout] test store::write_then_read ... ok
[INFO] [stdout] test store::holes_are_zero ... ok
[INFO] [stdout] test store::replay_reconstructs_state ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/compact.rs (/opt/rustwide/target/debug/deps/compact-e3ab4716f6ee3fb7)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test compact ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 14.33s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/corruption.rs (/opt/rustwide/target/debug/deps/corruption-e358c5b2948cac0f)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test truncation_after_corruption_is_handled ... ok
[INFO] [stdout] test truncation_at_any_prefix_is_handled ... ok
[INFO] [stdout] test single_bit_corruption ... ok
[INFO] [stdout] test zero_each_nonzero_byte ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 52.51s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/downgrade.rs (/opt/rustwide/target/debug/deps/downgrade-e2ec1d3a42eaaa97)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stderr]    Doc-tests syncless
[INFO] [stdout] test downgrade ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 37) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] all doctests ran in 0.36s; merged doctests compilation took 0.36s
[INFO] running `Command { std: "docker" "inspect" "f6dc7196d3b8d55de99f8c4382a58a9d8f71ca7999d0b51d67029b3cc2ed498a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6dc7196d3b8d55de99f8c4382a58a9d8f71ca7999d0b51d67029b3cc2ed498a", kill_on_drop: false }`
[INFO] [stdout] f6dc7196d3b8d55de99f8c4382a58a9d8f71ca7999d0b51d67029b3cc2ed498a