[INFO] cloning repository https://github.com/jackgerrits/reductionml [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jackgerrits/reductionml" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackgerrits%2Freductionml", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackgerrits%2Freductionml'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 09929f3d2bc94ecfb6ef707cd04136aec91aa467 [INFO] checking jackgerrits/reductionml against try#bac5816c5f3d02cebd0599070af62d1782530294 for pr-150408 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjackgerrits%2Freductionml" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/jackgerrits/reductionml [INFO] finished tweaking git repo https://github.com/jackgerrits/reductionml [INFO] tweaked toml for git repo https://github.com/jackgerrits/reductionml written to /workspace/builds/worker-5-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/jackgerrits/reductionml on toolchain bac5816c5f3d02cebd0599070af62d1782530294 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+bac5816c5f3d02cebd0599070af62d1782530294" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/jackgerrits/reductionml 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" "+bac5816c5f3d02cebd0599070af62d1782530294" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+bac5816c5f3d02cebd0599070af62d1782530294" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 7930f5daf28554ca71f409441afc2df2ef92475d28a758379934b475db8b65d6 [INFO] running `Command { std: "docker" "start" "-a" "7930f5daf28554ca71f409441afc2df2ef92475d28a758379934b475db8b65d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "7930f5daf28554ca71f409441afc2df2ef92475d28a758379934b475db8b65d6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "7930f5daf28554ca71f409441afc2df2ef92475d28a758379934b475db8b65d6", kill_on_drop: false }` [INFO] [stdout] 7930f5daf28554ca71f409441afc2df2ef92475d28a758379934b475db8b65d6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:845e597a41426bbf2703be69acdb67d10b6de511142d05cba7bbe119c898b2c7" "/opt/rustwide/cargo-home/bin/cargo" "+bac5816c5f3d02cebd0599070af62d1782530294" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 75be14d02d42b358c4edd40a38e49eea556b2124ff12a6406e91c02b5def9a14 [INFO] running `Command { std: "docker" "start" "-a" "75be14d02d42b358c4edd40a38e49eea556b2124ff12a6406e91c02b5def9a14", kill_on_drop: false }` [INFO] [stderr] Compiling syn v2.0.101 [INFO] [stderr] Checking smallvec v1.15.0 [INFO] [stderr] Compiling serde_json v1.0.140 [INFO] [stderr] Compiling serde v1.0.219 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Compiling hashbrown v0.15.3 [INFO] [stderr] Compiling toml_datetime v0.6.9 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking getrandom v0.2.16 [INFO] [stderr] Checking itertools v0.10.5 [INFO] [stderr] Compiling schemars v0.8.22 [INFO] [stderr] Compiling pyo3-build-config v0.19.2 [INFO] [stderr] Checking unsafe-libyaml v0.2.11 [INFO] [stderr] Checking dyn-clone v1.0.19 [INFO] [stderr] Checking inventory v0.3.20 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking fast-float v0.2.0 [INFO] [stderr] Checking clap_builder v4.5.38 [INFO] [stderr] Checking is-terminal v0.4.16 [INFO] [stderr] Compiling memoffset v0.9.1 [INFO] [stderr] Checking half v2.6.0 [INFO] [stderr] Checking parking_lot_core v0.9.10 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Compiling signal-hook v0.3.18 [INFO] [stderr] Checking plotters-backend v0.3.7 [INFO] [stderr] Checking plotters-svg v0.3.7 [INFO] [stderr] Checking dirs-sys-next v0.1.2 [INFO] [stderr] Checking signal-hook-registry v1.4.5 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Checking predicates-core v1.0.9 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking ciborium-ll v0.2.2 [INFO] [stderr] Compiling indoc v1.0.9 [INFO] [stderr] Checking unindent v0.1.11 [INFO] [stderr] Checking dirs-next v2.0.0 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Compiling phf_codegen v0.11.3 [INFO] [stderr] Checking csv-core v0.1.12 [INFO] [stderr] Checking normalize-line-endings v0.3.0 [INFO] [stderr] Checking indexmap v2.9.0 [INFO] [stderr] Checking regex-automata v0.4.9 [INFO] [stderr] Checking anes v0.1.6 [INFO] [stderr] Checking oorandom v11.1.5 [INFO] [stderr] Checking termtree v0.5.1 [INFO] [stderr] Checking difflib v0.4.0 [INFO] [stderr] Checking predicates-tree v1.0.12 [INFO] [stderr] Checking signal-hook-mio v0.2.4 [INFO] [stderr] Checking psl v2.1.110 [INFO] [stderr] Checking form_urlencoded v1.2.1 [INFO] [stderr] Compiling valico v4.0.0 [INFO] [stderr] Checking term v0.7.0 [INFO] [stderr] Checking spin v0.9.8 [INFO] [stderr] Checking nanorand v0.7.0 [INFO] [stderr] Checking futures-core v0.3.31 [INFO] [stderr] Compiling assert_cmd v2.0.17 [INFO] [stderr] Checking encode_unicode v1.0.0 [INFO] [stderr] Checking futures-sink v0.3.31 [INFO] [stderr] Checking tempfile v3.20.0 [INFO] [stderr] Checking approx v0.5.1 [INFO] [stderr] Checking twox-hash v1.6.3 [INFO] [stderr] Checking plotters v0.3.7 [INFO] [stderr] Checking float-cmp v0.10.0 [INFO] [stderr] Checking chrono v0.4.41 [INFO] [stderr] Checking crossterm v0.26.1 [INFO] [stderr] Checking phf v0.11.3 [INFO] [stderr] Checking uuid v1.16.0 [INFO] [stderr] Checking criterion-plot v0.5.0 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking wait-timeout v0.2.1 [INFO] [stderr] Checking atomic-wait v1.1.0 [INFO] [stderr] Checking owo-colors v3.5.0 [INFO] [stderr] Compiling pyo3-ffi v0.19.2 [INFO] [stderr] Compiling pyo3 v0.19.2 [INFO] [stderr] Compiling toml_edit v0.19.15 [INFO] [stderr] Checking regex v1.11.1 [INFO] [stderr] Checking bstr v1.12.0 [INFO] [stderr] Checking predicates v3.1.3 [INFO] [stderr] Checking uritemplate-next v0.2.0 [INFO] [stderr] Checking fancy-regex v0.11.0 [INFO] [stderr] Checking globset v0.4.16 [INFO] [stderr] Checking ignore v0.4.23 [INFO] [stderr] Compiling darling_core v0.14.4 [INFO] [stderr] Compiling darling_core v0.13.4 [INFO] [stderr] Compiling pyo3-macros-backend v0.19.2 [INFO] [stderr] Compiling proc-macro-crate v1.3.1 [INFO] [stderr] Checking globwalk v0.9.1 [INFO] [stderr] Compiling num_enum_derive v0.5.11 [INFO] [stderr] Checking addr v0.15.6 [INFO] [stderr] Checking assert_fs v1.1.3 [INFO] [stderr] Checking num_enum v0.5.11 [INFO] [stderr] Compiling darling_macro v0.14.4 [INFO] [stderr] Compiling synstructure v0.13.2 [INFO] [stderr] Compiling serde_derive_internals v0.29.1 [INFO] [stderr] Compiling darling v0.14.4 [INFO] [stderr] Compiling derive_builder_core v0.12.0 [INFO] [stderr] Compiling serde_derive v1.0.219 [INFO] [stderr] Compiling zerovec-derive v0.11.1 [INFO] [stderr] Compiling displaydoc v0.2.5 [INFO] [stderr] Compiling thiserror-impl v1.0.69 [INFO] [stderr] Compiling typetag-impl v0.2.20 [INFO] [stderr] Compiling derive_more v0.99.20 [INFO] [stderr] Compiling clap_derive v4.5.32 [INFO] [stderr] Compiling pin-project-internal v1.1.10 [INFO] [stderr] Compiling zerofrom-derive v0.1.6 [INFO] [stderr] Compiling yoke-derive v0.8.0 [INFO] [stderr] Compiling pyo3-macros v0.19.2 [INFO] [stderr] Compiling schemars_derive v0.8.22 [INFO] [stderr] Compiling darling_macro v0.13.4 [INFO] [stderr] Compiling darling v0.13.4 [INFO] [stderr] Checking zerofrom v0.1.6 [INFO] [stderr] Checking thiserror v1.0.69 [INFO] [stderr] Compiling serde_default v0.1.0 [INFO] [stderr] Checking yoke v0.8.0 [INFO] [stderr] Checking pin-project v1.1.10 [INFO] [stderr] Compiling derive_builder_macro v0.12.0 [INFO] [stderr] Checking zerovec v0.11.2 [INFO] [stderr] Checking zerotrie v0.2.2 [INFO] [stderr] Checking flume v0.10.14 [INFO] [stderr] Checking clap v4.5.38 [INFO] [stderr] Checking clap_complete v4.5.50 [INFO] [stderr] Checking derive_builder v0.12.0 [INFO] [stderr] Checking tinystr v0.8.1 [INFO] [stderr] Checking potential_utf v0.1.2 [INFO] [stderr] Checking icu_collections v2.0.0 [INFO] [stderr] Checking icu_locale_core v2.0.0 [INFO] [stderr] Checking icu_provider v2.0.0 [INFO] [stderr] Checking icu_normalizer v2.0.0 [INFO] [stderr] Checking icu_properties v2.0.1 [INFO] [stderr] Checking erased-serde v0.4.6 [INFO] [stderr] Checking serde_yaml v0.9.34+deprecated [INFO] [stderr] Checking flexbuffers v2.0.0 [INFO] [stderr] Checking ciborium v0.2.2 [INFO] [stderr] Checking csv v1.3.1 [INFO] [stderr] Checking pythonize v0.19.0 [INFO] [stderr] Checking erased-serde v0.3.31 [INFO] [stderr] Checking idna_adapter v1.2.1 [INFO] [stderr] Checking idna v1.0.3 [INFO] [stderr] Checking typetag v0.2.20 [INFO] [stderr] Checking url v2.5.4 [INFO] [stderr] Checking prettytable-rs v0.10.0 [INFO] [stderr] Checking serde_json_borrow v0.1.4 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking json-pointer v0.3.4 [INFO] [stderr] Checking jsonway v2.0.0 [INFO] [stderr] Checking criterion v0.5.1 [INFO] [stderr] Checking reductionml-core v0.1.0 (/opt/rustwide/workdir/reductionml-core) [INFO] [stdout] error[E0308]: `?` operator has incompatible types [INFO] [stdout] --> reductionml-core/src/reduction.rs:289:1 [INFO] [stdout] | [INFO] [stdout] 289 | #[typetag::serde(tag = "type")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `ReductionImpl + Send`, found trait `ReductionImpl` [INFO] [stdout] | [INFO] [stdout] = note: `?` operator cannot convert from `Box` to `Box` [INFO] [stdout] = note: expected struct `Box` [INFO] [stdout] found struct `Box` [INFO] [stdout] = note: this error originates in the attribute macro `typetag::serde` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `reductionml-core` (lib) due to 1 previous error [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error[E0308]: `?` operator has incompatible types [INFO] [stdout] --> reductionml-core/src/reduction.rs:289:1 [INFO] [stdout] | [INFO] [stdout] 289 | #[typetag::serde(tag = "type")] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected trait `reduction::ReductionImpl + Send`, found trait `reduction::ReductionImpl` [INFO] [stdout] | [INFO] [stdout] = note: `?` operator cannot convert from `Box` to `Box` [INFO] [stdout] = note: expected struct `Box` [INFO] [stdout] found struct `Box` [INFO] [stdout] = note: this error originates in the attribute macro `typetag::serde` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `reductionml-core` (lib test) due to 1 previous error [INFO] running `Command { std: "docker" "inspect" "75be14d02d42b358c4edd40a38e49eea556b2124ff12a6406e91c02b5def9a14", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "75be14d02d42b358c4edd40a38e49eea556b2124ff12a6406e91c02b5def9a14", kill_on_drop: false }` [INFO] [stdout] 75be14d02d42b358c4edd40a38e49eea556b2124ff12a6406e91c02b5def9a14