[INFO] fetching crate incremental-map 0.2.8...
[INFO] testing incremental-map-0.2.8 against 1.93.0 for beta-1.94-1
[INFO] extracting crate incremental-map 0.2.8 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate incremental-map 0.2.8
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate incremental-map 0.2.8
[INFO] tweaked toml for crates.io crate incremental-map 0.2.8 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate incremental-map 0.2.8 on toolchain 1.93.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.93.0" "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" "+1.93.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 86 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.5.1 (available: v0.8.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.93.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded bitmaps v2.1.0
[INFO] [stderr]   Downloaded test-log-macros v0.2.19
[INFO] [stderr]   Downloaded sized-chunks v0.6.5
[INFO] [stderr]   Downloaded rand_xoshiro v0.6.0
[INFO] [stderr]   Downloaded test-log v0.2.19
[INFO] [stderr]   Downloaded clap v4.5.55
[INFO] [stderr]   Downloaded clap_builder v4.5.55
[INFO] [stderr]   Downloaded incremental v0.2.8
[INFO] [stderr]   Downloaded im-rc v15.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 49fd5a775e21af4745cd05473890e1490ba5569608cc092b41ab24724322446d
[INFO] running `Command { std: "docker" "start" "-a" "49fd5a775e21af4745cd05473890e1490ba5569608cc092b41ab24724322446d", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "rm" "-f" "49fd5a775e21af4745cd05473890e1490ba5569608cc092b41ab24724322446d", kill_on_drop: false }`
[INFO] [stdout] 49fd5a775e21af4745cd05473890e1490ba5569608cc092b41ab24724322446d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b9b19cfc7e9ab1abfa95ded3698937cfd8567c973d535aacd4c513aa1cea2f18
[INFO] running `Command { std: "docker" "start" "-a" "b9b19cfc7e9ab1abfa95ded3698937cfd8567c973d535aacd4c513aa1cea2f18", kill_on_drop: false }`
[INFO] [stderr]    Compiling smallvec v1.15.1
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling incremental v0.2.8
[INFO] [stderr]    Compiling incremental-map v0.2.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.73s
[INFO] running `Command { std: "docker" "inspect" "b9b19cfc7e9ab1abfa95ded3698937cfd8567c973d535aacd4c513aa1cea2f18", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9b19cfc7e9ab1abfa95ded3698937cfd8567c973d535aacd4c513aa1cea2f18", kill_on_drop: false }`
[INFO] [stdout] b9b19cfc7e9ab1abfa95ded3698937cfd8567c973d535aacd4c513aa1cea2f18
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 85e157fec9415d068dfb4f78a96f56df8d2b3736e554f1b9fa81b32d0e74c7b9
[INFO] running `Command { std: "docker" "start" "-a" "85e157fec9415d068dfb4f78a96f56df8d2b3736e554f1b9fa81b32d0e74c7b9", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling crossbeam-utils v0.8.21
[INFO] [stderr]    Compiling zerocopy v0.8.35
[INFO] [stderr]    Compiling tracing-core v0.1.36
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling libc v0.2.180
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling ciborium-io v0.2.2
[INFO] [stderr]    Compiling plotters-backend v0.3.7
[INFO] [stderr]    Compiling clap_lex v0.7.7
[INFO] [stderr]    Compiling anstyle v1.0.13
[INFO] [stderr]    Compiling sharded-slab v0.1.7
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.18
[INFO] [stderr]    Compiling clap_builder v4.5.55
[INFO] [stderr]    Compiling tracing-log v0.2.0
[INFO] [stderr]    Compiling crossbeam-deque v0.8.6
[INFO] [stderr]    Compiling plotters-svg v0.3.7
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling regex-automata v0.4.13
[INFO] [stderr]    Compiling thread_local v1.1.9
[INFO] [stderr]    Compiling same-file v1.0.6
[INFO] [stderr]    Compiling nu-ansi-term v0.50.3
[INFO] [stderr]    Compiling walkdir v2.5.0
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling clap v4.5.55
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling is-terminal v0.4.17
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling anes v0.1.6
[INFO] [stderr]    Compiling criterion-plot v0.5.0
[INFO] [stderr]    Compiling matchers v0.2.0
[INFO] [stderr]    Compiling regex v1.12.2
[INFO] [stderr]    Compiling zerocopy-derive v0.8.35
[INFO] [stderr]    Compiling tracing-attributes v0.1.31
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling test-log-macros v0.2.19
[INFO] [stderr]    Compiling tracing v0.1.44
[INFO] [stderr]    Compiling tracing-subscriber v0.3.22
[INFO] [stderr]    Compiling incremental v0.2.8
[INFO] [stderr]    Compiling incremental-map v0.2.8 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling test-log v0.2.19
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling half v2.7.1
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[INFO] [stderr]    Compiling ciborium v0.2.2
[INFO] [stderr]    Compiling criterion v0.5.1
[INFO] [stdout] warning: unused import: `incremental::Incr`
[INFO] [stdout]  --> tests/integration.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use incremental::Incr;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> tests/integration.rs:10:20
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct CallCounter(&'static str, Cell<u32>);
[INFO] [stdout]    |        ----------- ^^^^^^^^^^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = note: `CallCounter` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stdout]    |
[INFO] [stdout] 10 - struct CallCounter(&'static str, Cell<u32>);
[INFO] [stdout] 10 + struct CallCounter((), Cell<u32>);
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1m 06s
[INFO] running `Command { std: "docker" "inspect" "85e157fec9415d068dfb4f78a96f56df8d2b3736e554f1b9fa81b32d0e74c7b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "85e157fec9415d068dfb4f78a96f56df8d2b3736e554f1b9fa81b32d0e74c7b9", kill_on_drop: false }`
[INFO] [stdout] 85e157fec9415d068dfb4f78a96f56df8d2b3736e554f1b9fa81b32d0e74c7b9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+1.93.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2bbdd28b9ee626e07aad302afda56d96157bbf44d009b091f30d51c1f7ba093c
[INFO] running `Command { std: "docker" "start" "-a" "2bbdd28b9ee626e07aad302afda56d96157bbf44d009b091f30d51c1f7ba093c", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `incremental::Incr`
[INFO] [stderr]  --> tests/integration.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use incremental::Incr;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> tests/integration.rs:10:20
[INFO] [stderr]    |
[INFO] [stderr] 10 | struct CallCounter(&'static str, Cell<u32>);
[INFO] [stderr]    |        ----------- ^^^^^^^^^^^^
[INFO] [stderr]    |        |
[INFO] [stderr]    |        field in this struct
[INFO] [stderr]    |
[INFO] [stderr]    = note: `CallCounter` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: consider changing the field to be of unit type to suppress this warning while preserving the field numbering, or remove the field
[INFO] [stderr]    |
[INFO] [stderr] 10 - struct CallCounter(&'static str, Cell<u32>);
[INFO] [stderr] 10 + struct CallCounter((), Cell<u32>);
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `incremental-map` (test "integration") generated 2 warnings (run `cargo fix --test "integration" -p incremental-map` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/incremental_map-f15cc07d5a4d806f)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test symmetric_fold::test_merge_once ... 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] [stderr]      Running tests/integration.rs (/opt/rustwide/target/debug/deps/integration-06f65ebc9ad580d6)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test incr_filter_mapi ... ok
[INFO] [stdout] test incr_map_rc ... ok
[INFO] [stdout] test incr_map_filter_mapi ... ok
[INFO] [stdout] test incr_map_uf ... FAILED
[INFO] [stdout] test incr_map_primes ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- incr_map_uf stdout ----
[INFO] [stdout] [2m2026-01-28T09:51:25.967949Z[0m [32m INFO[0m [2mincremental::var[0m[2m:[0m variable set at t=0, current revision is t=1
[INFO] [stdout] [2m2026-01-28T09:51:25.967972Z[0m [32m INFO[0m [2mincremental::var[0m[2m:[0m inserting var watch into recompute heap at height 1
[INFO] [stdout] [2m2026-01-28T09:51:25.968053Z[0m [32m INFO[0m [1mstabilise[0m[2m:[0m[1mrecompute_one[0m[1m{[0m[3mheight[0m[2m=[0m1 [3mid[0m[2m=[0m1 [3mnode[0m[2m=[0mVar<alloc::collections::btree::map::BTreeMap<&str, i32>>[1m}[0m[2m:[0m [2mincremental::node[0m[2m:[0m can_recompute_now true, proceeding to recompute
[INFO] [stdout] [2m2026-01-28T09:51:25.968188Z[0m [32m INFO[0m [2mincremental::var[0m[2m:[0m variable set at t=1, current revision is t=2
[INFO] [stdout] [2m2026-01-28T09:51:25.968203Z[0m [32m INFO[0m [2mincremental::var[0m[2m:[0m inserting var watch into recompute heap at height 1
[INFO] [stdout] [2m2026-01-28T09:51:25.968294Z[0m [32m INFO[0m [1mstabilise[0m[2m:[0m[1mrecompute_one[0m[1m{[0m[3mheight[0m[2m=[0m1 [3mid[0m[2m=[0m1 [3mnode[0m[2m=[0mVar<alloc::collections::btree::map::BTreeMap<&str, i32>>[1m}[0m[2m:[0m [2mincremental::node[0m[2m:[0m can_recompute_now true, proceeding to recompute
[INFO] [stdout] [2m2026-01-28T09:51:25.968443Z[0m [32m INFO[0m [2mincremental::var[0m[2m:[0m variable set at t=2, current revision is t=3
[INFO] [stdout] [2m2026-01-28T09:51:25.968459Z[0m [32m INFO[0m [2mincremental::var[0m[2m:[0m inserting var watch into recompute heap at height 1
[INFO] [stdout] [2m2026-01-28T09:51:25.968532Z[0m [32m INFO[0m [1mstabilise[0m[2m:[0m[1mrecompute_one[0m[1m{[0m[3mheight[0m[2m=[0m1 [3mid[0m[2m=[0m1 [3mnode[0m[2m=[0mVar<alloc::collections::btree::map::BTreeMap<&str, i32>>[1m}[0m[2m:[0m [2mincremental::node[0m[2m:[0m can_recompute_now true, proceeding to recompute
[INFO] [stdout] 
[INFO] [stdout] thread 'incr_map_uf' (23) panicked at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/incremental-0.2.8/src/node.rs:1865:10:
[INFO] [stdout] called `Result::unwrap()` on an `Err` value: Os { code: 30, kind: ReadOnlyFilesystem, message: "Read-only file system" }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x58e97046f7e2 - std::backtrace_rs::backtrace::libunwind::trace::h90e89fac33585832
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x58e97046f7e2 - std::backtrace_rs::backtrace::trace_unsynchronized::heebcf2380a8e7359
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x58e97046f7e2 - std::sys::backtrace::_print_fmt::hdf3e2a22d2f810db
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:68:9
[INFO] [stdout]    3:     0x58e97046f7e2 - <std::sys::backtrace::BacktraceLock::print::DisplayBacktrace as core::fmt::Display>::fmt::hac1d885928ba8582
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:38:26
[INFO] [stdout]    4:     0x58e970480887 - core::fmt::rt::Argument::fmt::h6901eb7c19abebe8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x58e970480887 - core::fmt::write::h83ebb4d32483be9e
[INFO] [stdout]    6:     0x58e97043e2c6 - std::io::default_write_fmt::h751a79cdae495f10
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:639:11
[INFO] [stdout]    7:     0x58e97043e2c6 - std::io::Write::write_fmt::h9ef514f8700ff7b2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/io/mod.rs:1994:13
[INFO] [stdout]    8:     0x58e97044eac9 - std::sys::backtrace::BacktraceLock::print::hcc2e1a3ac996c911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:41:9
[INFO] [stdout]    9:     0x58e97044eac9 - std::panicking::default_hook::{{closure}}::h8e9c4d1276f0925f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x58e97044e961 - std::panicking::default_hook::h2b2078d38b534dfb
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:316:9
[INFO] [stdout]   11:     0x58e9702197ae - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::h39d051e7dedac6a7
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   12:     0x58e9702197ae - test::test_main_with_exit_callback::{{closure}}::h4b005fe75814c302
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:145:21
[INFO] [stdout]   13:     0x58e97044ed42 - <alloc::boxed::Box<F,A> as core::ops::function::Fn<Args>>::call::hd426070722c13cbf
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2220:9
[INFO] [stdout]   14:     0x58e97044ed42 - std::panicking::panic_with_hook::h39b739724e701bfd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:833:13
[INFO] [stdout]   15:     0x58e97044eb88 - std::panicking::panic_handler::{{closure}}::he540c4833054e458
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:698:13
[INFO] [stdout]   16:     0x58e970449f79 - std::sys::backtrace::__rust_end_short_backtrace::hfa179d89deec8aed
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:176:18
[INFO] [stdout]   17:     0x58e97043308d - __rustc[d131491b17107b07]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:689:5
[INFO] [stdout]   18:     0x58e970489d5c - core::panicking::panic_fmt::ha564519d657d9c46
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panicking.rs:80:14
[INFO] [stdout]   19:     0x58e970489342 - core::result::unwrap_failed::h23873bb39ca9a844
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/result.rs:1867:5
[INFO] [stdout]   20:     0x58e9702398a6 - core::result::Result<T,E>::unwrap::h873b0fad0dd2ee60
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/result.rs:1233:23
[INFO] [stdout]   21:     0x58e9702398a6 - incremental::node::save_dot_to_file::h5c347eb0d1177c46
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/incremental-0.2.8/src/node.rs:1865:10
[INFO] [stdout]   22:     0x58e9701aa7ec - incremental::public::Observer<T>::save_dot_to_file::h7059d3e3f7fa206d
[INFO] [stdout]                                at /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/incremental-0.2.8/src/public.rs:137:9
[INFO] [stdout]   23:     0x58e9701abfa9 - integration::incr_map_uf::h69d4ec7f14091e2e
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration.rs:65:7
[INFO] [stdout]   24:     0x58e9701ac027 - integration::incr_map_uf::{{closure}}::h302552dfc70041c6
[INFO] [stdout]                                at /opt/rustwide/workdir/tests/integration.rs:32:17
[INFO] [stdout]   25:     0x58e9701f3566 - core::ops::function::FnOnce::call_once::h306a079b88a6f027
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   26:     0x58e9702195db - core::ops::function::FnOnce::call_once::h0217b30cfdee2e67
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   27:     0x58e9702195db - test::__rust_begin_short_backtrace::h6d98714a1e28f556
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:663:18
[INFO] [stdout]   28:     0x58e97022cf6a - test::run_test_in_process::{{closure}}::he2c70d2634d3a3cc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:74
[INFO] [stdout]   29:     0x58e97022cf6a - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h40a0a825bcf17fdd
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   30:     0x58e97022cf6a - std::panicking::catch_unwind::do_call::h6c8eb5dd6e7b5975
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   31:     0x58e97022cf6a - std::panicking::catch_unwind::h55455eac2972ad1e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   32:     0x58e97022cf6a - std::panic::catch_unwind::h0025465150a5e558
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   33:     0x58e97022cf6a - test::run_test_in_process::hb61e682f9b630fbc
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:686:27
[INFO] [stdout]   34:     0x58e97022cf6a - test::run_test::{{closure}}::hc2c2a7a38ab176e2
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:607:43
[INFO] [stdout]   35:     0x58e970207204 - test::run_test::{{closure}}::ha91867b85cd2a911
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/test/src/lib.rs:637:41
[INFO] [stdout]   36:     0x58e970207204 - std::sys::backtrace::__rust_begin_short_backtrace::ha00a9fe02049c339
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/backtrace.rs:160:18
[INFO] [stdout]   37:     0x58e97020ab32 - std::thread::lifecycle::spawn_unchecked::{{closure}}::{{closure}}::hd629fba9153dfb55
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:92:13
[INFO] [stdout]   38:     0x58e97020ab32 - <core::panic::unwind_safe::AssertUnwindSafe<F> as core::ops::function::FnOnce<()>>::call_once::h4189018816a5c5d9
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/panic/unwind_safe.rs:274:9
[INFO] [stdout]   39:     0x58e97020ab32 - std::panicking::catch_unwind::do_call::hf9fcdbca3c2e9877
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:581:40
[INFO] [stdout]   40:     0x58e97020ab32 - std::panicking::catch_unwind::h97b92d88631c7c64
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panicking.rs:544:19
[INFO] [stdout]   41:     0x58e97020ab32 - std::panic::catch_unwind::ha77cdbb68e725e5e
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/panic.rs:359:14
[INFO] [stdout]   42:     0x58e97020ab32 - std::thread::lifecycle::spawn_unchecked::{{closure}}::h511f05bc1a132253
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/thread/lifecycle.rs:90:26
[INFO] [stdout]   43:     0x58e97020ab32 - core::ops::function::FnOnce::call_once{{vtable.shim}}::h6b68b31e9b685cb8
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/core/src/ops/function.rs:250:5
[INFO] [stdout]   44:     0x58e9704455ff - <alloc::boxed::Box<F,A> as core::ops::function::FnOnce<Args>>::call_once::h22a27d165e4e871d
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/alloc/src/boxed.rs:2206:9
[INFO] [stdout]   45:     0x58e9704455ff - std::sys::thread::unix::Thread::new::thread_start::h45cc87bb053add0f
[INFO] [stdout]                                at /rustc/254b59607d4417e9dffbc307138ae5c86280fe4c/library/std/src/sys/thread/unix.rs:118:17
[INFO] [stdout]   46:     0x715d79f7caa4 - <unknown>
[INFO] [stdout]   47:     0x715d7a009a64 - clone
[INFO] [stdout]   48:                0x0 - <unknown>
[INFO] [stdout] [2m2026-01-28T09:51:26.027588Z[0m [32m INFO[0m [1mdestroy[0m[1m{[0m[3mself[0m[2m=[0mState[1m}[0m[2m:[0m[1munlink_disallowed_observers[0m[1m{[0m[3mself[0m[2m=[0mState[1m}[0m[2m:[0m [2mincremental::internal_observer[0m[2m:[0m dropping InternalObserver with id ObserverId(1), observing node with strong_count 2
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     incr_map_uf
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 4 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.19s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass `--test integration`
[INFO] running `Command { std: "docker" "inspect" "2bbdd28b9ee626e07aad302afda56d96157bbf44d009b091f30d51c1f7ba093c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bbdd28b9ee626e07aad302afda56d96157bbf44d009b091f30d51c1f7ba093c", kill_on_drop: false }`
[INFO] [stdout] 2bbdd28b9ee626e07aad302afda56d96157bbf44d009b091f30d51c1f7ba093c
