[INFO] fetching crate crossbeam-skiplist-mvcc 0.4.3... [INFO] testing crossbeam-skiplist-mvcc-0.4.3 against beta-2025-09-21 for beta-1.91-3 [INFO] extracting crate crossbeam-skiplist-mvcc 0.4.3 into /workspace/builds/worker-4-tc2/source [INFO] started tweaking crates.io crate crossbeam-skiplist-mvcc 0.4.3 [INFO] removed 0 missing examples [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate crossbeam-skiplist-mvcc 0.4.3 [INFO] tweaked toml for crates.io crate crossbeam-skiplist-mvcc 0.4.3 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate crossbeam-skiplist-mvcc 0.4.3 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 crossbeam-skiplist-mvcc 0.4.3 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] 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] c3363c4e73a6a8bd2534c183b97bf60e142159c8e0b6c16cdb38288c89ed8aaf [INFO] running `Command { std: "docker" "start" "-a" "c3363c4e73a6a8bd2534c183b97bf60e142159c8e0b6c16cdb38288c89ed8aaf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c3363c4e73a6a8bd2534c183b97bf60e142159c8e0b6c16cdb38288c89ed8aaf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c3363c4e73a6a8bd2534c183b97bf60e142159c8e0b6c16cdb38288c89ed8aaf", kill_on_drop: false }` [INFO] [stdout] c3363c4e73a6a8bd2534c183b97bf60e142159c8e0b6c16cdb38288c89ed8aaf [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] 890f9ea5cdb892c305b014d74ad38f04dd9df6865ef42c429cb925d3ac2c25a9 [INFO] running `Command { std: "docker" "start" "-a" "890f9ea5cdb892c305b014d74ad38f04dd9df6865ef42c429cb925d3ac2c25a9", kill_on_drop: false }` [INFO] [stderr] Compiling paste v1.0.15 [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling equivalent-flipped v0.1.1 [INFO] [stderr] Compiling either v1.13.0 [INFO] [stderr] Compiling equivalent-flipped v1.0.0 [INFO] [stderr] Compiling cheap-clone v0.2.3 [INFO] [stderr] Compiling dbutils v0.12.15 [INFO] [stderr] Compiling crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling crossbeam-skiplist-fd v0.1.5 [INFO] [stderr] Compiling snapshotor v0.2.0 [INFO] [stderr] Compiling crossbeam-skiplist-mvcc v0.4.3 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.40s [INFO] running `Command { std: "docker" "inspect" "890f9ea5cdb892c305b014d74ad38f04dd9df6865ef42c429cb925d3ac2c25a9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "890f9ea5cdb892c305b014d74ad38f04dd9df6865ef42c429cb925d3ac2c25a9", kill_on_drop: false }` [INFO] [stdout] 890f9ea5cdb892c305b014d74ad38f04dd9df6865ef42c429cb925d3ac2c25a9 [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] 3d9005674cc7ec96177a3c83fbb3f397a6e6b0b344b5ab74d163afac89b9ad4e [INFO] running `Command { std: "docker" "start" "-a" "3d9005674cc7ec96177a3c83fbb3f397a6e6b0b344b5ab74d163afac89b9ad4e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.92 [INFO] [stderr] Compiling crossbeam-utils v0.8.21 [INFO] [stderr] Compiling unicode-ident v1.0.14 [INFO] [stderr] Compiling serde v1.0.216 [INFO] [stderr] Compiling autocfg v1.4.0 [INFO] [stderr] Compiling serde_json v1.0.134 [INFO] [stderr] Compiling libc v0.2.169 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Compiling clap_lex v0.7.4 [INFO] [stderr] Compiling ryu v1.0.18 [INFO] [stderr] Compiling plotters-backend v0.3.7 [INFO] [stderr] Compiling memchr v2.7.4 [INFO] [stderr] Compiling half v2.4.1 [INFO] [stderr] Compiling ciborium-io v0.2.2 [INFO] [stderr] Compiling itoa v1.0.14 [INFO] [stderr] Compiling regex-syntax v0.8.5 [INFO] [stderr] Compiling anstyle v1.0.10 [INFO] [stderr] Compiling itertools v0.10.5 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling cast v0.3.0 [INFO] [stderr] Compiling walkdir v2.5.0 [INFO] [stderr] Compiling clap_builder v4.5.23 [INFO] [stderr] Compiling plotters-svg v0.3.7 [INFO] [stderr] Compiling oorandom v11.1.4 [INFO] [stderr] Compiling once_cell v1.20.2 [INFO] [stderr] Compiling anes v0.1.6 [INFO] [stderr] Compiling ciborium-ll v0.2.2 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling quote v1.0.37 [INFO] [stderr] Compiling crossbeam-epoch v0.9.18 [INFO] [stderr] Compiling syn v2.0.91 [INFO] [stderr] Compiling crossbeam-deque v0.8.6 [INFO] [stderr] Compiling crossbeam-skiplist-fd v0.1.5 [INFO] [stderr] Compiling is-terminal v0.4.13 [INFO] [stderr] Compiling crossbeam-skiplist-mvcc v0.4.3 (/opt/rustwide/workdir) [INFO] [stderr] Compiling plotters v0.3.7 [INFO] [stderr] Compiling regex-automata v0.4.9 [INFO] [stderr] Compiling criterion-plot v0.5.0 [INFO] [stderr] Compiling rayon v1.10.0 [INFO] [stderr] Compiling clap v4.5.23 [INFO] [stderr] Compiling serde_derive v1.0.216 [INFO] [stderr] Compiling regex v1.11.1 [INFO] [stderr] Compiling ciborium v0.2.2 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling criterion v0.5.1 [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 21.82s [INFO] running `Command { std: "docker" "inspect" "3d9005674cc7ec96177a3c83fbb3f397a6e6b0b344b5ab74d163afac89b9ad4e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d9005674cc7ec96177a3c83fbb3f397a6e6b0b344b5ab74d163afac89b9ad4e", kill_on_drop: false }` [INFO] [stdout] 3d9005674cc7ec96177a3c83fbb3f397a6e6b0b344b5ab74d163afac89b9ad4e [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] 2ebb596aeb9caf9078776dcc5bfcfb6a33899650c0bdc0672f5216d62275584d [INFO] running `Command { std: "docker" "start" "-a" "2ebb596aeb9caf9078776dcc5bfcfb6a33899650c0bdc0672f5216d62275584d", kill_on_drop: false }` [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/crossbeam_skiplist_mvcc-56e77de398f82739) [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test flatten::tests::clone ... ok [INFO] [stdout] test nested::tests::clone ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stderr] Running tests/flatten.rs (/opt/rustwide/target/debug/deps/flatten-7f31c45ba2c2ff27) [INFO] [stdout] [INFO] [stdout] running 16 tests [INFO] [stderr] Running tests/nested.rs (/opt/rustwide/target/debug/deps/nested-ccd3448af603dace) [INFO] [stdout] test basic ... ok [INFO] [stdout] test all_versions_iter_backwards ... ok [INFO] [stdout] test cursor_backwards ... ok [INFO] [stdout] test compact ... ok [INFO] [stdout] test get_mvcc ... ok [INFO] [stdout] test ge ... ok [INFO] [stdout] test iter_all_mvcc ... ok [INFO] [stdout] test gt ... ok [INFO] [stdout] test cursor_forwards ... ok [INFO] [stdout] test le ... ok [INFO] [stdout] test lt ... ok [INFO] [stdout] test range_backwards ... ok [INFO] [stdout] test iter_latest ... ok [INFO] [stdout] test range_latest ... ok [INFO] [stdout] test range_forwards ... ok [INFO] [stdout] test all_versions_iter_forwards ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 16 tests [INFO] [stdout] test basic ... ok [INFO] [stdout] test all_versions_iter_forwards ... ok [INFO] [stdout] test all_versions_iter_backwards ... ok [INFO] [stdout] test gt ... ok [INFO] [stdout] test iter_all_mvcc ... ok [INFO] [stdout] test compact ... ok [INFO] [stdout] test cursor_forwards ... ok [INFO] [stdout] test cursor_backwards ... ok [INFO] [stdout] test le ... ok [INFO] [stdout] test lt ... ok [INFO] [stdout] test iter_latest ... ok [INFO] [stdout] test range_backwards ... ok [INFO] [stdout] test ge ... ok [INFO] [stdout] test get_mvcc ... ok [INFO] [stdout] test range_forwards ... ok [INFO] [stdout] test range_latest ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests crossbeam_skiplist_mvcc [INFO] [stdout] [INFO] [stdout] running 56 tests [INFO] [stdout] test src/flatten.rs - flatten::SkipMap::comparator (line 116) ... ok [INFO] [stdout] test src/flatten.rs - flatten::SkipMap::contains_key_with_tombstone (line 293) ... ok [INFO] [stdout] test src/flatten.rs - flatten::SkipMap::contains_key (line 249) ... ok [INFO] [stdout] test src/flatten.rs - flatten::SkipMap::is_empty (line 212) ... ok [INFO] [stdout] test src/flatten.rs - flatten::SkipMap::front (line 598) ... ok [INFO] [stdout] test src/flatten.rs - flatten::SkipMap::iter (line 707) ... ok [INFO] [stdout] test src/flatten.rs - flatten::SkipMap::lower_bound (line 432) ... ok [INFO] [stdout] test src/flatten.rs - flatten::SkipMap::front_with_tombstone (line 625) ... ok [INFO] [stdout] test src/flatten.rs - flatten::SkipMap::get_with_tombstone (line 382) ... ok [INFO] [stdout] test src/flatten.rs - flatten::SkipMap::compare_insert (line 800) ... ok [INFO] [stdout] test src/flatten.rs - flatten::SkipMap::insert (line 799) ... ok [INFO] [stdout] test src/flatten.rs - flatten::SkipMap::back (line 652) ... ok [INFO] [stdout] test src/flatten.rs - flatten::SkipMap::compare_insert_unchecked (line 796) ... ok [INFO] [stdout] test src/flatten.rs - flatten::SkipMap::len (line 189) ... ok [INFO] [stdout] test src/flatten.rs - flatten::SkipMap::with_comparator (line 98) ... ok [INFO] [stdout] test src/flatten.rs - flatten::SkipMap::may_contain_version (line 131) ... ok [INFO] [stdout] test src/flatten.rs - flatten::SkipMap::get (line 337) ... ok [INFO] [stdout] test src/flatten.rs - flatten::SkipMap::remove_unchecked (line 799) ... ok [INFO] [stdout] test src/flatten.rs - flatten::SkipMap::minimum_version (line 147) ... ok [INFO] [stdout] test src/flatten.rs - flatten::SkipMap::maximum_version (line 168) ... ok [INFO] [stdout] test src/flatten.rs - flatten::SkipMap::upper_bound (line 518) ... ok [INFO] [stdout] test src/flatten.rs - flatten::SkipMap::insert_unchecked (line 800) ... ok [INFO] [stdout] test src/nested.rs - nested::SkipMap::comparator (line 85) ... ok [INFO] [stdout] test src/flatten.rs - flatten::SkipMap::back_with_tombstone (line 679) ... ok [INFO] [stdout] test src/flatten.rs - flatten::SkipMap::upper_bound_with_tombstone (line 558) ... ok [INFO] [stdout] test src/flatten.rs - flatten::SkipMap::lower_bound_with_tombstone (line 475) ... ok [INFO] [stdout] test src/flatten.rs - flatten::SkipMap::new (line 78) ... ok [INFO] [stdout] test src/flatten.rs - flatten::SkipMap::range (line 744) ... ok [INFO] [stdout] test src/nested.rs - nested::SkipMap::contains_key_with_tombstone (line 247) ... ok [INFO] [stdout] test src/nested.rs - nested::SkipMap::compare_insert_unchecked (line 824) ... ok [INFO] [stdout] test src/flatten.rs - flatten::SkipMap::remove (line 800) ... ok [INFO] [stdout] test src/nested.rs - nested::SkipMap::back_with_tombstone (line 702) ... ok [INFO] [stdout] test src/nested.rs - nested::SkipMap::compare_insert (line 828) ... ok [INFO] [stdout] test src/nested.rs - nested::SkipMap::back (line 661) ... ok [INFO] [stdout] test src/nested.rs - nested::SkipMap::contains_key (line 216) ... ok [INFO] [stdout] test src/nested.rs - nested::SkipMap::front (line 581) ... ok [INFO] [stdout] test src/nested.rs - nested::SkipMap::lower_bound (line 361) ... ok [INFO] [stdout] test src/nested.rs - nested::SkipMap::is_empty (line 158) ... ok [INFO] [stdout] test src/nested.rs - nested::SkipMap::may_contain_version (line 100) ... ok [INFO] [stdout] test src/nested.rs - nested::SkipMap::insert (line 827) ... ok [INFO] [stdout] test src/nested.rs - nested::SkipMap::front_with_tombstone (line 621) ... ok [INFO] [stdout] test src/nested.rs - nested::SkipMap::get_with_tombstone (line 318) ... ok [INFO] [stdout] test src/nested.rs - nested::SkipMap::get (line 281) ... ok [INFO] [stdout] test src/nested.rs - nested::SkipMap::lower_bound_with_tombstone (line 419) ... ok [INFO] [stdout] test src/nested.rs - nested::SkipMap::len (line 190) ... ok [INFO] [stdout] test src/nested.rs - nested::SkipMap::iter (line 743) ... ok [INFO] [stdout] test src/nested.rs - nested::SkipMap::insert_unchecked (line 828) ... ok [INFO] [stdout] test src/nested.rs - nested::SkipMap::range (line 774) ... ok [INFO] [stdout] test src/nested.rs - nested::SkipMap::remove (line 828) ... ok [INFO] [stdout] test src/nested.rs - nested::SkipMap::remove_unchecked (line 827) ... ok [INFO] [stdout] test src/nested.rs - nested::SkipMap::with_comparator (line 67) ... ok [INFO] [stdout] test src/nested.rs - nested::SkipMap::new (line 47) ... ok [INFO] [stdout] test src/nested.rs - nested::SkipMap::upper_bound_with_tombstone (line 530) ... ok [INFO] [stdout] test src/nested.rs - nested::SkipMap::maximum_version (line 137) ... ok [INFO] [stdout] test src/nested.rs - nested::SkipMap::minimum_version (line 116) ... ok [INFO] [stdout] test src/nested.rs - nested::SkipMap::upper_bound (line 475) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 56 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.38s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "2ebb596aeb9caf9078776dcc5bfcfb6a33899650c0bdc0672f5216d62275584d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2ebb596aeb9caf9078776dcc5bfcfb6a33899650c0bdc0672f5216d62275584d", kill_on_drop: false }` [INFO] [stdout] 2ebb596aeb9caf9078776dcc5bfcfb6a33899650c0bdc0672f5216d62275584d