[INFO] fetching crate raft-mvcc 0.1.2...
[INFO] testing raft-mvcc-0.1.2 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate raft-mvcc 0.1.2 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate raft-mvcc 0.1.2
[INFO] finished tweaking crates.io crate raft-mvcc 0.1.2
[INFO] tweaked toml for crates.io crate raft-mvcc 0.1.2 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate raft-mvcc 0.1.2 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] crate crates.io crate raft-mvcc 0.1.2 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-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-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9124d9c487f10e33329805b8ddc144e939dd2162339294feda69af6228cd44f2
[INFO] running `Command { std: "docker" "start" "-a" "9124d9c487f10e33329805b8ddc144e939dd2162339294feda69af6228cd44f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9124d9c487f10e33329805b8ddc144e939dd2162339294feda69af6228cd44f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9124d9c487f10e33329805b8ddc144e939dd2162339294feda69af6228cd44f2", kill_on_drop: false }`
[INFO] [stdout] 9124d9c487f10e33329805b8ddc144e939dd2162339294feda69af6228cd44f2
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea0480ebd9837ddf2ba19ab3fec6fc92592d57a2b6c6e4bd42e1809c33941410
[INFO] running `Command { std: "docker" "start" "-a" "ea0480ebd9837ddf2ba19ab3fec6fc92592d57a2b6c6e4bd42e1809c33941410", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.184
[INFO] [stderr]    Compiling protobuf v2.28.0
[INFO] [stderr]    Compiling prometheus v0.13.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling tokio-macros v2.6.1
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling parking_lot_core v0.9.12
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling mio v1.2.0
[INFO] [stderr]    Compiling socket2 v0.6.3
[INFO] [stderr]    Compiling getrandom v0.4.2
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling tempfile v3.27.0
[INFO] [stderr]    Compiling parking_lot v0.12.5
[INFO] [stderr]    Compiling tokio v1.50.0
[INFO] [stderr]    Compiling raft-common v0.1.2
[INFO] [stderr]    Compiling raft-storage v0.1.2
[INFO] [stderr]    Compiling raft-mvcc v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.71s
[INFO] running `Command { std: "docker" "inspect" "ea0480ebd9837ddf2ba19ab3fec6fc92592d57a2b6c6e4bd42e1809c33941410", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea0480ebd9837ddf2ba19ab3fec6fc92592d57a2b6c6e4bd42e1809c33941410", kill_on_drop: false }`
[INFO] [stdout] ea0480ebd9837ddf2ba19ab3fec6fc92592d57a2b6c6e4bd42e1809c33941410
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e73d0622c54e19b8101599aad639014a4e1e0ee192d853a3777b2fb99f6c88d
[INFO] running `Command { std: "docker" "start" "-a" "2e73d0622c54e19b8101599aad639014a4e1e0ee192d853a3777b2fb99f6c88d", kill_on_drop: false }`
[INFO] [stderr]    Compiling zerocopy v0.8.48
[INFO] [stderr]    Compiling zerocopy-derive v0.8.48
[INFO] [stderr]    Compiling getrandom v0.3.4
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling clap_lex v1.1.0
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling anstyle v1.0.14
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling tokio v1.50.0
[INFO] [stderr]    Compiling wait-timeout v0.2.1
[INFO] [stderr]    Compiling quick-error v1.2.3
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling bit-vec v0.8.0
[INFO] [stderr]    Compiling is-terminal v0.4.17
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling rusty-fork v0.3.1
[INFO] [stderr]    Compiling clap_builder v4.6.0
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling bit-set v0.8.0
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling unarray v0.1.4
[INFO] [stderr]    Compiling rand_core v0.9.5
[INFO] [stderr]    Compiling rand v0.9.2
[INFO] [stderr]    Compiling rand_xorshift v0.4.0
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling raft-common v0.1.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling clap v4.6.0
[INFO] [stderr]    Compiling raft-storage v0.1.2
[INFO] [stderr]    Compiling half v2.7.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling ciborium-ll v0.2.2
[INFO] [stderr]    Compiling raft-mvcc v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling rand_chacha v0.9.0
[INFO] [stderr]    Compiling proptest v1.11.0
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 26.43s
[INFO] running `Command { std: "docker" "inspect" "2e73d0622c54e19b8101599aad639014a4e1e0ee192d853a3777b2fb99f6c88d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e73d0622c54e19b8101599aad639014a4e1e0ee192d853a3777b2fb99f6c88d", kill_on_drop: false }`
[INFO] [stdout] 2e73d0622c54e19b8101599aad639014a4e1e0ee192d853a3777b2fb99f6c88d
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2026-04-21" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] bffc92e9ecebff982515e553886cfec5426cac17d7708dbc3bc557eb1fc6d4f5
[INFO] running `Command { std: "docker" "start" "-a" "bffc92e9ecebff982515e553886cfec5426cac17d7708dbc3bc557eb1fc6d4f5", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/raft_mvcc-6b78657fdb624d48)
[INFO] [stdout] 
[INFO] [stdout] running 24 tests
[INFO] [stdout] test gc::tests::gc_keeps_latest_even_if_old ... ok
[INFO] [stdout] test transaction::tests::transaction_delete ... ok
[INFO] [stdout] test mvcc::tests::delete_returns_not_found ... ok
[INFO] [stdout] test mvcc::tests::delete_nonexistent ... ok
[INFO] [stdout] test mvcc::tests::basic_put_get ... ok
[INFO] [stdout] test version::tests::encode_decode_roundtrip ... ok
[INFO] [stdout] test version::tests::different_keys_separate ... ok
[INFO] [stdout] test version::tests::prefix_range ... ok
[INFO] [stdout] test version::tests::versioned_value_delete_marker ... ok
[INFO] [stdout] test transaction::tests::read_only_transaction ... ok
[INFO] [stdout] test transaction::tests::read_own_writes ... ok
[INFO] [stdout] test mvcc::tests::scan_range ... ok
[INFO] [stdout] test mvcc::tests::overwrite_preserves_create_revision ... ok
[INFO] [stdout] test gc::tests::gc_removes_old_versions ... ok
[INFO] [stdout] test transaction::tests::conflict_detection ... ok
[INFO] [stdout] test transaction::tests::multi_key_atomicity ... ok
[INFO] [stdout] test mvcc::tests::revision_increases ... ok
[INFO] [stdout] test version::tests::newest_first_ordering ... ok
[INFO] [stdout] test version::tests::versioned_value_roundtrip ... ok
[INFO] [stdout] test mvcc::tests::scan_after_delete ... ok
[INFO] [stdout] test transaction::tests::no_conflict_on_different_keys ... ok
[INFO] [stdout] test ttl::tests::expire_ttl_keys ... ok
[INFO] [stdout] test mvcc::tests::snapshot_read ... ok
[INFO] [stdout] test transaction::tests::basic_transaction ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 24 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.11s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests raft_mvcc
[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" "bffc92e9ecebff982515e553886cfec5426cac17d7708dbc3bc557eb1fc6d4f5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bffc92e9ecebff982515e553886cfec5426cac17d7708dbc3bc557eb1fc6d4f5", kill_on_drop: false }`
[INFO] [stdout] bffc92e9ecebff982515e553886cfec5426cac17d7708dbc3bc557eb1fc6d4f5
