[INFO] fetching crate fastobo-owl 0.2.1... [INFO] checking fastobo-owl-0.2.1 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] extracting crate fastobo-owl 0.2.1 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate fastobo-owl 0.2.1 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate fastobo-owl 0.2.1 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate fastobo-owl 0.2.1 [INFO] tweaked toml for crates.io crate fastobo-owl 0.2.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] crate crates.io crate fastobo-owl 0.2.1 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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rio_api v0.6.2 [INFO] [stderr] Downloaded rio_xml v0.6.2 [INFO] [stderr] Downloaded oxiri v0.2.1 [INFO] [stderr] Downloaded pretty_assertions v1.1.0 [INFO] [stderr] Downloaded fastobo-syntax v0.7.2 [INFO] [stderr] Downloaded pretty_rdf v0.1.2 [INFO] [stderr] Downloaded fastobo-derive-internal v0.15.0 [INFO] [stderr] Downloaded enum_meta v0.6.0 [INFO] [stderr] Downloaded slurp v1.0.1 [INFO] [stderr] Downloaded horned-owl v0.11.0 [INFO] [stderr] Downloaded horned-functional v0.4.0 [INFO] [stderr] Downloaded fastobo v0.15.0 [INFO] [stderr] Downloaded quick-xml v0.21.0 [INFO] [stderr] Downloaded libc v0.2.119 [INFO] [stderr] Downloaded oxilangtag v0.1.2 [INFO] [stderr] Downloaded curie v0.1.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 564d730550b249c4f821194bb1d412fdd5e8806f8f2a1618e8049768137545e6 [INFO] running `Command { std: "docker" "start" "-a" "564d730550b249c4f821194bb1d412fdd5e8806f8f2a1618e8049768137545e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "564d730550b249c4f821194bb1d412fdd5e8806f8f2a1618e8049768137545e6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "564d730550b249c4f821194bb1d412fdd5e8806f8f2a1618e8049768137545e6", kill_on_drop: false }` [INFO] [stdout] 564d730550b249c4f821194bb1d412fdd5e8806f8f2a1618e8049768137545e6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3081e6bad7de94b234baa7c8a3015da7099559943022734bcf0738c68217364d [INFO] running `Command { std: "docker" "start" "-a" "3081e6bad7de94b234baa7c8a3015da7099559943022734bcf0738c68217364d", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling libc v0.2.119 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Compiling indexmap v1.8.0 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling crossbeam-utils v0.8.7 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Checking rio_api v0.6.2 [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Checking quick-xml v0.22.0 [INFO] [stderr] Checking quick-xml v0.21.0 [INFO] [stderr] Checking oxilangtag v0.1.2 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking oxiri v0.2.1 [INFO] [stderr] Checking curie v0.1.1 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking rio_xml v0.6.2 [INFO] [stderr] Compiling pest_meta v2.1.3 [INFO] [stderr] Checking enum_meta v0.6.0 [INFO] [stderr] Checking pretty_rdf v0.1.2 [INFO] [stderr] Compiling heck v0.4.0 [INFO] [stderr] Checking slurp v1.0.1 [INFO] [stderr] Checking crossbeam-channel v0.5.2 [INFO] [stderr] Checking num_cpus v1.13.1 [INFO] [stderr] Checking diff v0.1.12 [INFO] [stderr] Checking pretty_assertions v1.1.0 [INFO] [stderr] Checking ordered-float v2.10.0 [INFO] [stderr] Compiling darling_core v0.13.1 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Compiling thiserror-impl v1.0.30 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Compiling blanket v0.2.0 [INFO] [stderr] Checking fastobo-syntax v0.7.2 [INFO] [stderr] Compiling darling_macro v0.13.1 [INFO] [stderr] Checking thiserror v1.0.30 [INFO] [stderr] Checking horned-owl v0.11.0 [INFO] [stderr] Compiling darling v0.13.1 [INFO] [stderr] Compiling fastobo-derive-internal v0.15.0 [INFO] [stderr] Checking fastobo v0.15.0 [INFO] [stderr] Checking horned-functional v0.4.0 [INFO] [stderr] Checking fastobo-owl v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: field `shorthands` is never read [INFO] [stdout] --> src/into_owl/mod.rs:90:9 [INFO] [stdout] | [INFO] [stdout] 73 | pub struct Context { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 90 | pub shorthands: HashMap, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Context` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `shorthands` is never read [INFO] [stdout] --> src/into_owl/mod.rs:90:9 [INFO] [stdout] | [INFO] [stdout] 73 | pub struct Context { [INFO] [stdout] | ------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 90 | pub shorthands: HashMap, [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Context` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.21s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: quick-xml v0.21.0, quick-xml v0.22.0 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "3081e6bad7de94b234baa7c8a3015da7099559943022734bcf0738c68217364d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3081e6bad7de94b234baa7c8a3015da7099559943022734bcf0738c68217364d", kill_on_drop: false }` [INFO] [stdout] 3081e6bad7de94b234baa7c8a3015da7099559943022734bcf0738c68217364d [INFO] checking fastobo-owl-0.2.1 against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] extracting crate fastobo-owl 0.2.1 into /workspace/builds/worker-4-tc2/source [INFO] validating manifest of crates.io crate fastobo-owl 0.2.1 on toolchain 3a4bc97f6385a3aa300a4fd689b44350e54fd676 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate fastobo-owl 0.2.1 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate fastobo-owl 0.2.1 [INFO] tweaked toml for crates.io crate fastobo-owl 0.2.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml [INFO] crate crates.io crate fastobo-owl 0.2.1 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" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 749d057b59b9ff105fd62405f5f25770e9aa3915343904300a437c43e25f1d58 [INFO] running `Command { std: "docker" "start" "-a" "749d057b59b9ff105fd62405f5f25770e9aa3915343904300a437c43e25f1d58", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "749d057b59b9ff105fd62405f5f25770e9aa3915343904300a437c43e25f1d58", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "749d057b59b9ff105fd62405f5f25770e9aa3915343904300a437c43e25f1d58", kill_on_drop: false }` [INFO] [stdout] 749d057b59b9ff105fd62405f5f25770e9aa3915343904300a437c43e25f1d58 [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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c6a016c34a1dd8b387bf31cd46c6c3f76c9611a112e1dff44b3295c33465ca2b [INFO] running `Command { std: "docker" "start" "-a" "c6a016c34a1dd8b387bf31cd46c6c3f76c9611a112e1dff44b3295c33465ca2b", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.36 [INFO] [stderr] Compiling syn v1.0.86 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling libc v0.2.119 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Compiling indexmap v1.8.0 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking unicode-width v0.1.9 [INFO] [stderr] Checking rio_api v0.6.2 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling crossbeam-utils v0.8.7 [INFO] [stderr] Checking quick-xml v0.22.0 [INFO] [stdout] error[E0284]: type annotations needed: cannot satisfy `_ -> _` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/quick-xml-0.22.0/src/events/attributes.rs:352:17 [INFO] [stdout] | [INFO] [stdout] 352 | / if self.html { [INFO] [stdout] 353 | | attr!($key, 0..0) [INFO] [stdout] 354 | | } else { [INFO] [stdout] 355 | | return None; [INFO] [stdout] 356 | | }; [INFO] [stdout] | |_________________^ cannot satisfy `_ -> _` [INFO] [stdout] ... [INFO] [stdout] 379 | None => attr!(self.position..len), [INFO] [stdout] | ------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this error originates in the macro `attr` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling quote v1.0.15 [INFO] [stderr] Compiling pest_meta v2.1.3 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0284`. [INFO] [stdout] [INFO] [stderr] error: could not compile `quick-xml` (lib) due to 2 previous errors; 5 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] running `Command { std: "docker" "inspect" "c6a016c34a1dd8b387bf31cd46c6c3f76c9611a112e1dff44b3295c33465ca2b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6a016c34a1dd8b387bf31cd46c6c3f76c9611a112e1dff44b3295c33465ca2b", kill_on_drop: false }` [INFO] [stdout] c6a016c34a1dd8b387bf31cd46c6c3f76c9611a112e1dff44b3295c33465ca2b