[INFO] fetching crate futures-await-syn 0.12.0... [INFO] checking futures-await-syn-0.12.0 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248 [INFO] extracting crate futures-await-syn 0.12.0 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate futures-await-syn 0.12.0 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate futures-await-syn 0.12.0 [INFO] finished tweaking crates.io crate futures-await-syn 0.12.0 [INFO] tweaked toml for crates.io crate futures-await-syn 0.12.0 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded syntex_pos v0.59.1 [INFO] [stderr] Downloaded extprim v1.7.1 [INFO] [stderr] Downloaded syntex_syntax v0.59.1 [INFO] [stderr] Downloaded futures-await-synom v0.12.0 [INFO] [stderr] Downloaded syntex_errors v0.59.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dcf398906cea47707b3a2b4060a46123fd841a78eb081fd65347230d9d0fe557 [INFO] running `Command { std: "docker" "start" "-a" "dcf398906cea47707b3a2b4060a46123fd841a78eb081fd65347230d9d0fe557", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dcf398906cea47707b3a2b4060a46123fd841a78eb081fd65347230d9d0fe557", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dcf398906cea47707b3a2b4060a46123fd841a78eb081fd65347230d9d0fe557", kill_on_drop: false }` [INFO] [stdout] dcf398906cea47707b3a2b4060a46123fd841a78eb081fd65347230d9d0fe557 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 823edaac86aebf974805421bcb2f9749adb1d5e1341d49cde9228b4a367ea966 [INFO] running `Command { std: "docker" "start" "-a" "823edaac86aebf974805421bcb2f9749adb1d5e1341d49cde9228b4a367ea966", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling libc v0.2.98 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling cc v1.0.69 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Checking gimli v0.24.0 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking term v0.4.6 [INFO] [stderr] Checking rustc-demangle v0.1.20 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Checking same-file v0.1.3 [INFO] [stderr] Checking bitflags v0.9.1 [INFO] [stderr] Checking remove_dir_all v0.5.3 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Checking proc-macro2 v0.1.10 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Checking walkdir v1.0.7 [INFO] [stderr] Checking futures-await-quote v0.4.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling miniz_oxide v0.4.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking futures-await-synom v0.12.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking log v0.3.9 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling extprim v1.7.1 [INFO] [stderr] Checking object v0.25.3 [INFO] [stderr] Checking futures-await-syn v0.12.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/expr.rs:861:5 [INFO] [stdout] | [INFO] [stdout] 861 | / /// ```ignore [INFO] [stdout] 862 | | /// || ... [INFO] [stdout] 863 | | /// ``` [INFO] [stdout] | |_____------^ [INFO] [stdout] | | [INFO] [stdout] | rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_doc_comments)]` on by default [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/expr.rs:866:5 [INFO] [stdout] | [INFO] [stdout] 866 | / /// ```ignore [INFO] [stdout] 867 | | /// && ... [INFO] [stdout] 868 | | /// ``` [INFO] [stdout] | |_____------^ [INFO] [stdout] | | [INFO] [stdout] | rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/expr.rs:871:5 [INFO] [stdout] | [INFO] [stdout] 871 | / /// ```ignore [INFO] [stdout] 872 | | /// == ... [INFO] [stdout] 873 | | /// != ... [INFO] [stdout] 874 | | /// >= ... [INFO] [stdout] ... | [INFO] [stdout] 880 | | /// NOTE: This operator appears to be parsed as left-associative, but errors [INFO] [stdout] 881 | | /// if it is used in a non-associative manner. [INFO] [stdout] | |_____---------------------------------------------^ [INFO] [stdout] | | [INFO] [stdout] | rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/expr.rs:903:5 [INFO] [stdout] | [INFO] [stdout] 903 | / /// ```ignore [INFO] [stdout] 904 | | /// | ... [INFO] [stdout] 905 | | /// ``` [INFO] [stdout] | |_____------^ [INFO] [stdout] | | [INFO] [stdout] | rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/expr.rs:913:5 [INFO] [stdout] | [INFO] [stdout] 913 | / /// ```ignore [INFO] [stdout] 914 | | /// ^ ... [INFO] [stdout] 915 | | /// ``` [INFO] [stdout] | |_____------^ [INFO] [stdout] | | [INFO] [stdout] | rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/expr.rs:923:5 [INFO] [stdout] | [INFO] [stdout] 923 | / /// ```ignore [INFO] [stdout] 924 | | /// & ... [INFO] [stdout] 925 | | /// ``` [INFO] [stdout] | |_____------^ [INFO] [stdout] | | [INFO] [stdout] | rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/expr.rs:934:5 [INFO] [stdout] | [INFO] [stdout] 934 | / /// ```ignore [INFO] [stdout] 935 | | /// << ... [INFO] [stdout] 936 | | /// >> ... [INFO] [stdout] 937 | | /// ``` [INFO] [stdout] | |_____------^ [INFO] [stdout] | | [INFO] [stdout] | rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/expr.rs:944:5 [INFO] [stdout] | [INFO] [stdout] 944 | / /// ```ignore [INFO] [stdout] 945 | | /// + ... [INFO] [stdout] 946 | | /// - ... [INFO] [stdout] 947 | | /// ``` [INFO] [stdout] | |_____------^ [INFO] [stdout] | | [INFO] [stdout] | rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/expr.rs:954:5 [INFO] [stdout] | [INFO] [stdout] 954 | / /// ```ignore [INFO] [stdout] 955 | | /// * ... [INFO] [stdout] 956 | | /// / ... [INFO] [stdout] 957 | | /// % ... [INFO] [stdout] 958 | | /// ``` [INFO] [stdout] | |_____------^ [INFO] [stdout] | | [INFO] [stdout] | rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/expr.rs:967:5 [INFO] [stdout] | [INFO] [stdout] 967 | / /// ```ignore [INFO] [stdout] 968 | | /// as [INFO] [stdout] 969 | | /// : [INFO] [stdout] 970 | | /// ``` [INFO] [stdout] | |_____------^ [INFO] [stdout] | | [INFO] [stdout] | rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/ty.rs:350:9 [INFO] [stdout] | [INFO] [stdout] 350 | / /// In some positions, types may not contain the `+` character, to [INFO] [stdout] 351 | | /// disambiguate them. For example in the expression `1 as T`, T may not [INFO] [stdout] 352 | | /// contain a `+` character. [INFO] [stdout] 353 | | /// [INFO] [stdout] 354 | | /// This parser does not allow a `+`, while the default parser does. [INFO] [stdout] | |_________-------------------------------------------------------------------^ [INFO] [stdout] | | [INFO] [stdout] | rustdoc does not generate documentation for macro invocations [INFO] [stdout] | [INFO] [stdout] = help: to document an item produced by a macro, the macro must produce the documentation as part of its expansion [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Compiling backtrace v0.3.60 [INFO] [stdout] warning: panic message contains an unused formatting placeholder [INFO] [stdout] --> src/lifetime.rs:50:21 [INFO] [stdout] | [INFO] [stdout] 50 | panic!("{:?} is not a valid lifetime name"); [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this message is not used as a format string when given without arguments, but will be in Rust 2021 [INFO] [stdout] help: add the missing argument [INFO] [stdout] | [INFO] [stdout] 50 | panic!("{:?} is not a valid lifetime name", ...); [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or add a "{}" format string to use the message literally [INFO] [stdout] | [INFO] [stdout] 50 | panic!("{}", "{:?} is not a valid lifetime name"); [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tempdir v0.3.7 [INFO] [stderr] Checking addr2line v0.15.2 [INFO] [stderr] Checking error-chain v0.10.0 [INFO] [stderr] Checking syntex_pos v0.59.1 [INFO] [stdout] error[E0557]: feature has been removed [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/extprim-1.7.1/src/lib.rs:58:81 [INFO] [stdout] | [INFO] [stdout] 58 | #![cfg_attr(extprim_channel="unstable", feature(llvm_asm, test, specialization, const_fn))] [INFO] [stdout] | ^^^^^^^^ feature has been removed [INFO] [stdout] | [INFO] [stdout] = note: split into finer-grained feature gates [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0557`. [INFO] [stdout] [INFO] [stderr] error: could not compile `extprim` due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "823edaac86aebf974805421bcb2f9749adb1d5e1341d49cde9228b4a367ea966", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "823edaac86aebf974805421bcb2f9749adb1d5e1341d49cde9228b4a367ea966", kill_on_drop: false }` [INFO] [stdout] 823edaac86aebf974805421bcb2f9749adb1d5e1341d49cde9228b4a367ea966