[INFO] fetching crate pumpkin-solver 0.3.0...
[INFO] testing pumpkin-solver-0.3.0 against beta-2026-04-21 for beta-1.96-2
[INFO] extracting crate pumpkin-solver 0.3.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate pumpkin-solver 0.3.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate pumpkin-solver 0.3.0
[INFO] tweaked toml for crates.io crate pumpkin-solver 0.3.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate pumpkin-solver 0.3.0 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 pumpkin-solver 0.3.0 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" "+beta-2026-04-21" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] fbb9ec7b4eb94c42111db60181c0eb6f74db418be3ca6bb21be6278d389499e6
[INFO] running `Command { std: "docker" "start" "-a" "fbb9ec7b4eb94c42111db60181c0eb6f74db418be3ca6bb21be6278d389499e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fbb9ec7b4eb94c42111db60181c0eb6f74db418be3ca6bb21be6278d389499e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbb9ec7b4eb94c42111db60181c0eb6f74db418be3ca6bb21be6278d389499e6", kill_on_drop: false }`
[INFO] [stdout] fbb9ec7b4eb94c42111db60181c0eb6f74db418be3ca6bb21be6278d389499e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 329d1b0381300371415264fbd1b40f57075936b1499059bc91f63f08de40e41c
[INFO] running `Command { std: "docker" "start" "-a" "329d1b0381300371415264fbd1b40f57075936b1499059bc91f63f08de40e41c", kill_on_drop: false }`
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling unicode-ident v1.0.23
[INFO] [stderr]    Compiling libc v0.2.181
[INFO] [stderr]    Compiling ident_case v1.0.1
[INFO] [stderr]    Compiling zerocopy v0.8.39
[INFO] [stderr]    Compiling utf8parse v0.2.2
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling colorchoice v1.0.4
[INFO] [stderr]    Compiling is_terminal_polyfill v1.70.2
[INFO] [stderr]    Compiling anstyle-query v1.1.5
[INFO] [stderr]    Compiling anstyle v1.0.13
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling simd-adler32 v0.3.8
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling clap_lex v0.7.7
[INFO] [stderr]    Compiling strsim v0.11.1
[INFO] [stderr]    Compiling anstyle-parse v0.2.7
[INFO] [stderr]    Compiling either v1.15.0
[INFO] [stderr]    Compiling hashbrown v0.16.1
[INFO] [stderr]    Compiling unicode-segmentation v1.12.0
[INFO] [stderr]    Compiling pumpkin-checking v0.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling downcast-rs v1.2.1
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling once_cell v1.21.3
[INFO] [stderr]    Compiling bitfield v0.14.0
[INFO] [stderr]    Compiling anstream v0.6.21
[INFO] [stderr]    Compiling regex-syntax v0.8.9
[INFO] [stderr]    Compiling cc v1.2.55
[INFO] [stderr]    Compiling itertools v0.13.0
[INFO] [stderr]    Compiling signal-hook v0.3.18
[INFO] [stderr]    Compiling convert_case v0.8.0
[INFO] [stderr]    Compiling flate2 v1.1.9
[INFO] [stderr]    Compiling indexmap v2.13.0
[INFO] [stderr]    Compiling winnow v0.6.26
[INFO] [stderr]    Compiling clap_builder v4.5.57
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling humantime v2.3.0
[INFO] [stderr]    Compiling termcolor v1.4.1
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling num-complex v0.4.6
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling num-iter v0.1.45
[INFO] [stderr]    Compiling getrandom v0.2.17
[INFO] [stderr]    Compiling errno v0.3.14
[INFO] [stderr]    Compiling is-terminal v0.4.17
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.8
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling pumpkin-solver v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling num-rational v0.4.2
[INFO] [stderr]    Compiling num v0.4.3
[INFO] [stderr]    Compiling flatzinc v0.3.21
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling env_logger v0.10.2
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling enum-map-derive v0.17.0
[INFO] [stderr]    Compiling clap_derive v4.5.55
[INFO] [stderr]    Compiling bitfield-struct v0.9.5
[INFO] [stderr]    Compiling enum-map v2.7.3
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling drcp-format v0.3.1
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling darling_macro v0.21.3
[INFO] [stderr]    Compiling clap v4.5.57
[INFO] [stderr]    Compiling darling v0.21.3
[INFO] [stderr]    Compiling enumset_derive v0.14.0
[INFO] [stderr]    Compiling enumset v1.1.10
[INFO] [stderr]    Compiling pumpkin-core v0.3.0
[INFO] [stderr]    Compiling pumpkin-propagators v0.3.0
[INFO] [stderr]    Compiling pumpkin-conflict-resolvers v0.3.0
[INFO] [stderr]    Compiling pumpkin-constraints v0.3.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 49.36s
[INFO] running `Command { std: "docker" "inspect" "329d1b0381300371415264fbd1b40f57075936b1499059bc91f63f08de40e41c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "329d1b0381300371415264fbd1b40f57075936b1499059bc91f63f08de40e41c", kill_on_drop: false }`
[INFO] [stdout] 329d1b0381300371415264fbd1b40f57075936b1499059bc91f63f08de40e41c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] b00dc271213d517f9d1b08f2f83ede84eec737f5900fe74a027c3b67c06732fc
[INFO] running `Command { std: "docker" "start" "-a" "b00dc271213d517f9d1b08f2f83ede84eec737f5900fe74a027c3b67c06732fc", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.23
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling stacker v0.1.23
[INFO] [stderr]    Compiling regex-syntax v0.8.9
[INFO] [stderr]    Compiling foldhash v0.1.5
[INFO] [stderr]    Compiling chumsky v0.10.1
[INFO] [stderr]    Compiling anyhow v1.0.101
[INFO] [stderr]    Compiling wait-timeout v0.2.1
[INFO] [stderr]    Compiling stringcase v0.3.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling hashbrown v0.15.5
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling regex-automata v0.4.14
[INFO] [stderr]    Compiling ar_archive_writer v0.5.1
[INFO] [stderr]    Compiling darling_core v0.21.3
[INFO] [stderr]    Compiling regex v1.12.3
[INFO] [stderr]    Compiling thiserror-impl v2.0.18
[INFO] [stderr]    Compiling clap_derive v4.5.55
[INFO] [stderr]    Compiling enum-map-derive v0.17.0
[INFO] [stderr]    Compiling bitfield-struct v0.9.5
[INFO] [stderr]    Compiling env_logger v0.10.2
[INFO] [stderr]    Compiling derive_more-impl v2.1.1
[INFO] [stderr]    Compiling fzn-rs-derive v0.1.0
[INFO] [stderr]    Compiling psm v0.1.30
[INFO] [stderr]    Compiling enum-map v2.7.3
[INFO] [stderr]    Compiling derive_more v2.1.1
[INFO] [stderr]    Compiling thiserror v2.0.18
[INFO] [stderr]    Compiling drcp-format v0.3.1
[INFO] [stderr]    Compiling clap v4.5.57
[INFO] [stderr]    Compiling darling_macro v0.21.3
[INFO] [stderr]    Compiling darling v0.21.3
[INFO] [stderr]    Compiling enumset_derive v0.14.0
[INFO] [stderr]    Compiling enumset v1.1.10
[INFO] [stderr]    Compiling fzn-rs v0.1.0
[INFO] [stderr]    Compiling pumpkin-core v0.3.0
[INFO] [stderr]    Compiling pumpkin-propagators v0.3.0
[INFO] [stderr]    Compiling pumpkin-conflict-resolvers v0.3.0
[INFO] [stderr]    Compiling pumpkin-constraints v0.3.0
[INFO] [stderr]    Compiling pumpkin-solver v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling pumpkin-checker v0.3.0
[INFO] [stdout] error[E0432]: unresolved import `pumpkin_macros`
[INFO] [stdout]  --> tests/mzn_constraint_test.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use pumpkin_macros::cumulative;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `pumpkin_macros`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 7 - use pumpkin_macros::cumulative;
[INFO] [stdout] 7 + use pumpkin_core::cumulative;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `pumpkin_macros`
[INFO] [stdout]  --> tests/mzn_constraint_test.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 | use pumpkin_macros::cumulative_synchronised;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^ use of unresolved module or unlinked crate `pumpkin_macros`
[INFO] [stdout]   |
[INFO] [stdout] help: there is a crate or module with a similar name
[INFO] [stdout]   |
[INFO] [stdout] 8 - use pumpkin_macros::cumulative_synchronised;
[INFO] [stdout] 8 + use pumpkin_core::cumulative_synchronised;
[INFO] [stdout]   |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `helpers::check_statistic_equality`
[INFO] [stdout]  --> tests/mzn_constraint_test.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use helpers::check_statistic_equality;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `pumpkin-solver` (test "mzn_constraint_test") due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "b00dc271213d517f9d1b08f2f83ede84eec737f5900fe74a027c3b67c06732fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b00dc271213d517f9d1b08f2f83ede84eec737f5900fe74a027c3b67c06732fc", kill_on_drop: false }`
[INFO] [stdout] b00dc271213d517f9d1b08f2f83ede84eec737f5900fe74a027c3b67c06732fc
