[INFO] cloning repository https://github.com/tanin47/lilit [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tanin47/lilit" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftanin47%2Flilit", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftanin47%2Flilit'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] cb20b46c045ca64e99fd3e7edf4ce2d81a8d48b5 [INFO] checking tanin47/lilit against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftanin47%2Flilit" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tanin47/lilit 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 git repo https://github.com/tanin47/lilit [INFO] finished tweaking git repo https://github.com/tanin47/lilit [INFO] tweaked toml for git repo https://github.com/tanin47/lilit written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/tanin47/lilit 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 git repository `https://github.com/tanin47/inkwell` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded serde_json v1.0.51 [INFO] [stderr] Downloaded aho-corasick v0.6.9 [INFO] [stderr] Downloaded memchr v2.1.1 [INFO] [stderr] Downloaded quote v0.6.10 [INFO] [stderr] Downloaded ucd-util v0.1.2 [INFO] [stderr] Downloaded proc-macro2 v0.4.23 [INFO] [stderr] Downloaded gcc v0.3.55 [INFO] [stderr] Downloaded ryu v1.0.3 [INFO] [stderr] Downloaded syn v0.15.20 [INFO] [stderr] Downloaded serde v1.0.106 [INFO] [stderr] Downloaded libc v0.2.43 [INFO] [stderr] Downloaded enum-methods v0.0.8 [INFO] [stderr] Downloaded llvm-sys v60.2.0 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b99c644a9a601a51fc7dbbaa188cc2ae99fdf721122f0a91628afc4282f7cbc5 [INFO] running `Command { std: "docker" "start" "-a" "b99c644a9a601a51fc7dbbaa188cc2ae99fdf721122f0a91628afc4282f7cbc5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b99c644a9a601a51fc7dbbaa188cc2ae99fdf721122f0a91628afc4282f7cbc5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b99c644a9a601a51fc7dbbaa188cc2ae99fdf721122f0a91628afc4282f7cbc5", kill_on_drop: false }` [INFO] [stdout] b99c644a9a601a51fc7dbbaa188cc2ae99fdf721122f0a91628afc4282f7cbc5 [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=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] 80ddead9e69c6ce72ee5e607ef056f70689ec8245e6e04dd8efa0d832f253098 [INFO] running `Command { std: "docker" "start" "-a" "80ddead9e69c6ce72ee5e607ef056f70689ec8245e6e04dd8efa0d832f253098", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling libc v0.2.43 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling ucd-util v0.1.2 [INFO] [stderr] Compiling lazy_static v1.2.0 [INFO] [stderr] Compiling utf8-ranges v1.0.2 [INFO] [stderr] Compiling proc-macro2 v0.4.23 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling ryu v1.0.3 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Compiling inkwell v0.1.0 (https://github.com/tanin47/inkwell?rev=46d576c63a7bec3a5ff4c81efbe74842f850ff0a#46d576c6) [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling syn v0.15.20 [INFO] [stderr] Compiling enum-methods v0.0.8 [INFO] [stderr] Checking serde_json v1.0.51 [INFO] [stderr] Compiling llvm-sys v60.2.0 [INFO] [stderr] Compiling inkwell_internal_macros v0.1.0 (https://github.com/tanin47/inkwell?rev=46d576c63a7bec3a5ff4c81efbe74842f850ff0a#46d576c6) [INFO] [stderr] Checking lilit v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the type `CompilationUnit<'_>` does not permit zero-initialization [INFO] [stdout] --> src/parse/mod.rs:43:24 [INFO] [stdout] | [INFO] [stdout] 43 | unit: unsafe { std::mem::MaybeUninit::zeroed().assume_init() }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: `std::ptr::Unique>` must be non-null (in this struct field) [INFO] [stdout] --> src/parse/tree.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | pub items: Vec>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: because `std::ptr::NonNull>` must be non-null [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `CompilationUnit<'_>` does not permit zero-initialization [INFO] [stdout] --> src/parse/mod.rs:43:24 [INFO] [stdout] | [INFO] [stdout] 43 | unit: unsafe { std::mem::MaybeUninit::zeroed().assume_init() }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: `std::ptr::Unique>` must be non-null (in this struct field) [INFO] [stdout] --> src/parse/tree.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | pub items: Vec>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: because `std::ptr::NonNull>` must be non-null [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.72s [INFO] running `Command { std: "docker" "inspect" "80ddead9e69c6ce72ee5e607ef056f70689ec8245e6e04dd8efa0d832f253098", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "80ddead9e69c6ce72ee5e607ef056f70689ec8245e6e04dd8efa0d832f253098", kill_on_drop: false }` [INFO] [stdout] 80ddead9e69c6ce72ee5e607ef056f70689ec8245e6e04dd8efa0d832f253098 [INFO] checking tanin47/lilit against try#3a4bc97f6385a3aa300a4fd689b44350e54fd676 for no-never-type-fallback [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftanin47%2Flilit" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/tanin47/lilit 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 git repo https://github.com/tanin47/lilit [INFO] finished tweaking git repo https://github.com/tanin47/lilit [INFO] tweaked toml for git repo https://github.com/tanin47/lilit written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/tanin47/lilit 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-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+3a4bc97f6385a3aa300a4fd689b44350e54fd676" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a28ed50d1d98005ec61880130e59975832ad6dce77b24828adf0fcc6a27c139c [INFO] running `Command { std: "docker" "start" "-a" "a28ed50d1d98005ec61880130e59975832ad6dce77b24828adf0fcc6a27c139c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a28ed50d1d98005ec61880130e59975832ad6dce77b24828adf0fcc6a27c139c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a28ed50d1d98005ec61880130e59975832ad6dce77b24828adf0fcc6a27c139c", kill_on_drop: false }` [INFO] [stdout] a28ed50d1d98005ec61880130e59975832ad6dce77b24828adf0fcc6a27c139c [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=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] d2b21cdb21c1e8fb48bf319b5e7762dc7c3e6f96009eb4d60decf52c2931fd36 [INFO] running `Command { std: "docker" "start" "-a" "d2b21cdb21c1e8fb48bf319b5e7762dc7c3e6f96009eb4d60decf52c2931fd36", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.1.5 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling libc v0.2.43 [INFO] [stderr] Compiling ucd-util v0.1.2 [INFO] [stderr] Compiling lazy_static v1.2.0 [INFO] [stderr] Compiling proc-macro2 v0.4.23 [INFO] [stderr] Compiling utf8-ranges v1.0.2 [INFO] [stderr] Compiling gcc v0.3.55 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling ryu v1.0.3 [INFO] [stderr] Compiling serde v1.0.106 [INFO] [stderr] Compiling inkwell v0.1.0 (https://github.com/tanin47/inkwell?rev=46d576c63a7bec3a5ff4c81efbe74842f850ff0a#46d576c6) [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Checking either v1.5.0 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Checking itoa v0.4.5 [INFO] [stderr] Compiling memchr v2.1.1 [INFO] [stderr] Checking aho-corasick v0.6.9 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling syn v0.15.20 [INFO] [stderr] Compiling enum-methods v0.0.8 [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-0.2.11/src/exec.rs:756:13 [INFO] [stdout] | [INFO] [stdout] 756 | / match dfa::Fsm::reverse( [INFO] [stdout] 757 | | &self.ro.dfa_reverse, [INFO] [stdout] 758 | | self.cache, [INFO] [stdout] 759 | | false, [INFO] [stdout] ... | [INFO] [stdout] 766 | | Quit => return Some(Quit), [INFO] [stdout] 767 | | }; [INFO] [stdout] | |_____________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0282]: type annotations needed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/regex-0.2.11/src/exec.rs:756:13 [INFO] [stdout] | [INFO] [stdout] 756 | / match dfa::Fsm::reverse( [INFO] [stdout] 757 | | &self.ro.dfa_reverse, [INFO] [stdout] 758 | | self.cache, [INFO] [stdout] 759 | | false, [INFO] [stdout] ... | [INFO] [stdout] 766 | | Quit => return Some(Quit), [INFO] [stdout] 767 | | }; [INFO] [stdout] | |_____________^ cannot infer type [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `regex` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0282`. [INFO] [stdout] [INFO] [stderr] error: could not compile `regex` (lib) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "d2b21cdb21c1e8fb48bf319b5e7762dc7c3e6f96009eb4d60decf52c2931fd36", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d2b21cdb21c1e8fb48bf319b5e7762dc7c3e6f96009eb4d60decf52c2931fd36", kill_on_drop: false }` [INFO] [stdout] d2b21cdb21c1e8fb48bf319b5e7762dc7c3e6f96009eb4d60decf52c2931fd36