[INFO] updating cached repository https://github.com/Dizans/rust_book [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] c6a028c8bd55bffe94e7acc67b5d6633545d51c3 [INFO] documenting Dizans/rust_book against try#66dfc4e010913fbed0c4ea91fc2c010004b0f441 for pr-73566 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FDizans%2Frust_book" "/workspace/builds/worker-3/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Dizans/rust_book on toolchain 66dfc4e010913fbed0c4ea91fc2c010004b0f441 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Dizans/rust_book [INFO] finished tweaking git repo https://github.com/Dizans/rust_book [INFO] tweaked toml for git repo https://github.com/Dizans/rust_book written to /workspace/builds/worker-3/source/Cargo.toml [INFO] crate git repo https://github.com/Dizans/rust_book already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4712d26de67f65c7de77210c152e32518944fe55f7a5bc2a7ab146dcc043c763 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "4712d26de67f65c7de77210c152e32518944fe55f7a5bc2a7ab146dcc043c763", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4712d26de67f65c7de77210c152e32518944fe55f7a5bc2a7ab146dcc043c763", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4712d26de67f65c7de77210c152e32518944fe55f7a5bc2a7ab146dcc043c763", kill_on_drop: false }` [INFO] [stdout] 4712d26de67f65c7de77210c152e32518944fe55f7a5bc2a7ab146dcc043c763 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-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" "--network" "none" "rustops/crates-build-env@sha256:819119df93c0f5eca3f29186f14981ef29945a311854d7222af07488600a2584" "/opt/rustwide/cargo-home/bin/cargo" "+66dfc4e010913fbed0c4ea91fc2c010004b0f441" "doc" "--frozen" "--no-deps" "--document-private-items" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 19eb2878c1b7778ee43ae82106df2ff99d0942ee85fb7d1cdb6a3bb3c0c3df10 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "19eb2878c1b7778ee43ae82106df2ff99d0942ee85fb7d1cdb6a3bb3c0c3df10", kill_on_drop: false }` [INFO] [stderr] Documenting thebook v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error: internal compiler error: TyKind::Error constructed but no error reported [INFO] [stdout] | [INFO] [stdout] = note: delayed at /rustc/66dfc4e010913fbed0c4ea91fc2c010004b0f441/src/librustc_session/session.rs:436:27 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] thread 'rustc' panicked at 'no errors encountered even though `delay_span_bug` issued', src/librustc_errors/lib.rs:367:17 [INFO] [stdout] error: internal compiler error: cat_expr Errd [INFO] [stdout] --> src/main.rs:700:43 [INFO] [stdout] | [INFO] [stdout] 700 | fn returns_summarizable() -> impl Summary { [INFO] [stdout] | ___________________________________________^ [INFO] [stdout] 701 | | // 只能返回一种类型 [INFO] [stdout] 702 | | Tweet { [INFO] [stdout] 703 | | username: String::from("horse_ebooks"), [INFO] [stdout] ... | [INFO] [stdout] 707 | | } [INFO] [stdout] 708 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: delayed at /rustc/66dfc4e010913fbed0c4ea91fc2c010004b0f441/src/librustc_session/session.rs:436:27 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] stack backtrace: [INFO] [stdout] error: internal compiler error: cat_expr Errd [INFO] [stdout] --> src/main.rs:702:5 [INFO] [stdout] | [INFO] [stdout] 702 | / Tweet { [INFO] [stdout] 703 | | username: String::from("horse_ebooks"), [INFO] [stdout] 704 | | content: String::from("of course, as you probably already know, people"), [INFO] [stdout] 705 | | reply: false, [INFO] [stdout] 706 | | retweet: false, [INFO] [stdout] 707 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: delayed at /rustc/66dfc4e010913fbed0c4ea91fc2c010004b0f441/src/librustc_session/session.rs:436:27 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: internal compiler error: PromoteTemps: MIR had errors [INFO] [stdout] --> src/main.rs:700:1 [INFO] [stdout] | [INFO] [stdout] 700 | / fn returns_summarizable() -> impl Summary { [INFO] [stdout] 701 | | // 只能返回一种类型 [INFO] [stdout] 702 | | Tweet { [INFO] [stdout] 703 | | username: String::from("horse_ebooks"), [INFO] [stdout] ... | [INFO] [stdout] 707 | | } [INFO] [stdout] 708 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: delayed at /rustc/66dfc4e010913fbed0c4ea91fc2c010004b0f441/src/librustc_session/session.rs:436:27 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: internal compiler error: broken MIR in DefId(0:159 ~ thebook[8787]::returns_summarizable[0]) ("return type"): bad type [type error] [INFO] [stdout] --> src/main.rs:700:1 [INFO] [stdout] | [INFO] [stdout] 700 | / fn returns_summarizable() -> impl Summary { [INFO] [stdout] 701 | | // 只能返回一种类型 [INFO] [stdout] 702 | | Tweet { [INFO] [stdout] 703 | | username: String::from("horse_ebooks"), [INFO] [stdout] ... | [INFO] [stdout] 707 | | } [INFO] [stdout] 708 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: delayed at src/librustc_mir/borrow_check/type_check/mod.rs:258:27 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: internal compiler error: broken MIR in DefId(0:159 ~ thebook[8787]::returns_summarizable[0]) (LocalDecl { mutability: Mut, local_info: None, internal: false, is_block_tail: None, ty: [type error], user_ty: None, source_info: SourceInfo { span: src/main.rs:700:1: 708:2 (#0), scope: scope[0] } }): bad type [type error] [INFO] [stdout] --> src/main.rs:700:1 [INFO] [stdout] | [INFO] [stdout] 700 | / fn returns_summarizable() -> impl Summary { [INFO] [stdout] 701 | | // 只能返回一种类型 [INFO] [stdout] 702 | | Tweet { [INFO] [stdout] 703 | | username: String::from("horse_ebooks"), [INFO] [stdout] ... | [INFO] [stdout] 707 | | } [INFO] [stdout] 708 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: delayed at src/librustc_mir/borrow_check/type_check/mod.rs:258:27 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: internal compiler error: errors selecting obligation during MIR typeck: [FulfillmentError(Obligation(predicate=Binder(TraitPredicate(<[type error] as Summary>)), depth=0),Ambiguity)] [INFO] [stdout] | [INFO] [stdout] = note: delayed at /rustc/66dfc4e010913fbed0c4ea91fc2c010004b0f441/src/librustc_trait_selection/traits/query/type_op/custom.rs:84:37 [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] 0: 0x7f3aa0135755 - backtrace::backtrace::libunwind::trace::h34afbfad7fd770fc [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/libunwind.rs:86 [INFO] [stderr] 1: 0x7f3aa0135755 - backtrace::backtrace::trace_unsynchronized::h460d522b1619a600 [INFO] [stderr] at /cargo/registry/src/github.com-1ecc6299db9ec823/backtrace-0.3.46/src/backtrace/mod.rs:66 [INFO] [stderr] 2: 0x7f3aa0135755 - std::sys_common::backtrace::_print_fmt::ha45fac10086813b4 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:78 [INFO] [stderr] 3: 0x7f3aa0135755 - ::fmt::hde84f63fcfd0e6de [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:59 [INFO] [stderr] 4: 0x7f3aa0172d9c - core::fmt::write::h540ac4a6a1232abc [INFO] [stderr] at src/libcore/fmt/mod.rs:1076 [INFO] [stderr] 5: 0x7f3aa0127b93 - std::io::Write::write_fmt::hc344eafd6e850b4d [INFO] [stderr] at src/libstd/io/mod.rs:1537 [INFO] [stderr] 6: 0x7f3aa013a730 - std::sys_common::backtrace::_print::h4db88ff15cb5d61d [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:62 [INFO] [stderr] 7: 0x7f3aa013a730 - std::sys_common::backtrace::print::h5fc39e1b1f610bd3 [INFO] [stderr] at src/libstd/sys_common/backtrace.rs:49 [INFO] [stderr] 8: 0x7f3aa013a730 - std::panicking::default_hook::{{closure}}::h59e55edacb1d974a [INFO] [stderr] at src/libstd/panicking.rs:198 [INFO] [stderr] 9: 0x7f3aa013a47c - std::panicking::default_hook::heee4c8016dfbf328 [INFO] [stderr] at src/libstd/panicking.rs:217 [INFO] [stderr] 10: 0x7f3aa013ae83 - std::panicking::rust_panic_with_hook::h8405b6301c79fb5a [INFO] [stderr] at src/libstd/panicking.rs:520 [INFO] [stderr] 11: 0x7f3aa344395e - std::panicking::begin_panic::he8f93de0053c1998 [INFO] [stderr] 12: 0x7f3aa3477732 - ::drop::h3711f7c2a10defd2 [INFO] [stderr] 13: 0x55debc932806 - core::ptr::drop_in_place::hbb12e1c441aeea6e [INFO] [stderr] 14: 0x55debc938121 - core::ptr::drop_in_place::hf2994b6e47360d11 [INFO] [stderr] 15: 0x55debc93b546 - as core::ops::drop::Drop>::drop::hb2ef26bc81b0aa4e [INFO] [stderr] 16: 0x55debc97908d - core::ptr::drop_in_place::hf0c307f29b32f1ca [INFO] [stderr] 17: 0x55debc962a21 - rustc_span::with_source_map::h1cc0034c441e0d0e [INFO] [stderr] 18: 0x55debc90f018 - rustc_interface::interface::run_compiler_in_existing_thread_pool::h420b5ea8a2be3a36 [INFO] [stderr] 19: 0x55debcb31dc0 - as core::ops::function::FnOnce<()>>::call_once::hd1a838da0d19664c [INFO] [stderr] 20: 0x55debcad6e42 - rustc_driver::catch_fatal_errors::haf1aad4c4563495f [INFO] [stderr] 21: 0x55debc95f9d6 - rustdoc::main_options::h30614de540e3aa75 [INFO] [stderr] 22: 0x55debc963dc7 - scoped_tls::ScopedKey::set::h5c5ea972a22e827e [INFO] [stderr] 23: 0x55debcbea202 - rustc_ast::attr::with_globals::ha3f27714d834a354 [INFO] [stderr] 24: 0x55debc96afb0 - std::sys_common::backtrace::__rust_begin_short_backtrace::hacb17662e510f910 [INFO] [stderr] 25: 0x55debcad972e - core::ops::function::FnOnce::call_once{{vtable.shim}}::hd98c265b256887e4 [INFO] [stderr] 26: 0x7f3aa014a6aa - as core::ops::function::FnOnce>::call_once::h13d34828db364579 [INFO] [stderr] at /rustc/66dfc4e010913fbed0c4ea91fc2c010004b0f441/src/liballoc/boxed.rs:1078 [INFO] [stderr] 27: 0x7f3aa014a6aa - as core::ops::function::FnOnce>::call_once::hd51b619e0f884abf [INFO] [stderr] at /rustc/66dfc4e010913fbed0c4ea91fc2c010004b0f441/src/liballoc/boxed.rs:1078 [INFO] [stderr] 28: 0x7f3aa014a6aa - std::sys::unix::thread::Thread::new::thread_start::h02c6e34c2c73f344 [INFO] [stderr] at src/libstd/sys/unix/thread.rs:87 [INFO] [stderr] 29: 0x7f3aa008c609 - start_thread [INFO] [stderr] 30: 0x7f3a9ff96103 - __clone [INFO] [stderr] 31: 0x0 - [INFO] [stderr] error: Could not document `thebook`. [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `rustdoc --edition=2018 --crate-type bin --crate-name thebook src/main.rs -o /opt/rustwide/target/doc --error-format=json --json=diagnostic-rendered-ansi --document-private-items -L dependency=/opt/rustwide/target/debug/deps --cap-lints=forbid` (exit code: 1) [INFO] running `Command { std: "docker" "inspect" "19eb2878c1b7778ee43ae82106df2ff99d0942ee85fb7d1cdb6a3bb3c0c3df10", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "19eb2878c1b7778ee43ae82106df2ff99d0942ee85fb7d1cdb6a3bb3c0c3df10", kill_on_drop: false }` [INFO] [stdout] 19eb2878c1b7778ee43ae82106df2ff99d0942ee85fb7d1cdb6a3bb3c0c3df10