[INFO] fetching crate unrest_tmp_syn 0.1.0... [INFO] testing unrest_tmp_syn-0.1.0 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] extracting crate unrest_tmp_syn 0.1.0 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate unrest_tmp_syn 0.1.0 on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate unrest_tmp_syn 0.1.0 [INFO] finished tweaking crates.io crate unrest_tmp_syn 0.1.0 [INFO] tweaked toml for crates.io crate unrest_tmp_syn 0.1.0 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f30c2b1969b020058aa1668ebdcacc6313e04a9bb29797f7d3507317fcf4bf2d [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" "f30c2b1969b020058aa1668ebdcacc6313e04a9bb29797f7d3507317fcf4bf2d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f30c2b1969b020058aa1668ebdcacc6313e04a9bb29797f7d3507317fcf4bf2d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f30c2b1969b020058aa1668ebdcacc6313e04a9bb29797f7d3507317fcf4bf2d", kill_on_drop: false }` [INFO] [stdout] f30c2b1969b020058aa1668ebdcacc6313e04a9bb29797f7d3507317fcf4bf2d [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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4d87452e0eca40f4392419e034034cf9b29096ac92afd17b0a3cde861d632bbf [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" "4d87452e0eca40f4392419e034034cf9b29096ac92afd17b0a3cde861d632bbf", kill_on_drop: false }` [INFO] [stderr] Compiling unrest_tmp_quote v0.1.0 [INFO] [stderr] Compiling unrest_tmp_synom v0.1.0 [INFO] [stderr] Compiling unrest_tmp_syn v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/expr.rs:852:5 [INFO] [stdout] | [INFO] [stdout] 852 | / /// ```ignore [INFO] [stdout] 853 | | /// || ... [INFO] [stdout] 854 | | /// ``` [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:857:5 [INFO] [stdout] | [INFO] [stdout] 857 | / /// ```ignore [INFO] [stdout] 858 | | /// && ... [INFO] [stdout] 859 | | /// ``` [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:862:5 [INFO] [stdout] | [INFO] [stdout] 862 | / /// ```ignore [INFO] [stdout] 863 | | /// == ... [INFO] [stdout] 864 | | /// != ... [INFO] [stdout] 865 | | /// >= ... [INFO] [stdout] ... | [INFO] [stdout] 871 | | /// NOTE: This operator appears to be parsed as left-associative, but errors [INFO] [stdout] 872 | | /// 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:894:5 [INFO] [stdout] | [INFO] [stdout] 894 | / /// ```ignore [INFO] [stdout] 895 | | /// | ... [INFO] [stdout] 896 | | /// ``` [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:904:5 [INFO] [stdout] | [INFO] [stdout] 904 | / /// ```ignore [INFO] [stdout] 905 | | /// ^ ... [INFO] [stdout] 906 | | /// ``` [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:914:5 [INFO] [stdout] | [INFO] [stdout] 914 | / /// ```ignore [INFO] [stdout] 915 | | /// & ... [INFO] [stdout] 916 | | /// ``` [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:925:5 [INFO] [stdout] | [INFO] [stdout] 925 | / /// ```ignore [INFO] [stdout] 926 | | /// << ... [INFO] [stdout] 927 | | /// >> ... [INFO] [stdout] 928 | | /// ``` [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:935:5 [INFO] [stdout] | [INFO] [stdout] 935 | / /// ```ignore [INFO] [stdout] 936 | | /// + ... [INFO] [stdout] 937 | | /// - ... [INFO] [stdout] 938 | | /// ``` [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:945:5 [INFO] [stdout] | [INFO] [stdout] 945 | / /// ```ignore [INFO] [stdout] 946 | | /// * ... [INFO] [stdout] 947 | | /// / ... [INFO] [stdout] 948 | | /// % ... [INFO] [stdout] 949 | | /// ``` [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:958:5 [INFO] [stdout] | [INFO] [stdout] 958 | / /// ```ignore [INFO] [stdout] 959 | | /// as [INFO] [stdout] 960 | | /// : [INFO] [stdout] 961 | | /// ``` [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:341:9 [INFO] [stdout] | [INFO] [stdout] 341 | / /// In some positions, types may not contain the `+` character, to [INFO] [stdout] 342 | | /// disambiguate them. For example in the expression `1 as T`, T may not [INFO] [stdout] 343 | | /// contain a `+` character. [INFO] [stdout] 344 | | /// [INFO] [stdout] 345 | | /// 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] [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] Finished dev [unoptimized + debuginfo] target(s) in 4.99s [INFO] running `Command { std: "docker" "inspect" "4d87452e0eca40f4392419e034034cf9b29096ac92afd17b0a3cde861d632bbf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4d87452e0eca40f4392419e034034cf9b29096ac92afd17b0a3cde861d632bbf", kill_on_drop: false }` [INFO] [stdout] 4d87452e0eca40f4392419e034034cf9b29096ac92afd17b0a3cde861d632bbf [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" "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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c9dc21e0202c0e04237dcda1859989bc38efa0f0ea90771d668b84c80829b8ee [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" "c9dc21e0202c0e04237dcda1859989bc38efa0f0ea90771d668b84c80829b8ee", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.32 [INFO] [stderr] Compiling unicode-xid v0.2.2 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling extprim v1.7.1 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling object v0.27.1 [INFO] [stdout] warning: unused doc comment [INFO] [stdout] --> src/expr.rs:852:5 [INFO] [stdout] | [INFO] [stdout] 852 | / /// ```ignore [INFO] [stdout] 853 | | /// || ... [INFO] [stdout] 854 | | /// ``` [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:857:5 [INFO] [stdout] | [INFO] [stdout] 857 | / /// ```ignore [INFO] [stdout] 858 | | /// && ... [INFO] [stdout] 859 | | /// ``` [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:862:5 [INFO] [stdout] | [INFO] [stdout] 862 | / /// ```ignore [INFO] [stdout] 863 | | /// == ... [INFO] [stdout] 864 | | /// != ... [INFO] [stdout] 865 | | /// >= ... [INFO] [stdout] ... | [INFO] [stdout] 871 | | /// NOTE: This operator appears to be parsed as left-associative, but errors [INFO] [stdout] 872 | | /// 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:894:5 [INFO] [stdout] | [INFO] [stdout] 894 | / /// ```ignore [INFO] [stdout] 895 | | /// | ... [INFO] [stdout] 896 | | /// ``` [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:904:5 [INFO] [stdout] | [INFO] [stdout] 904 | / /// ```ignore [INFO] [stdout] 905 | | /// ^ ... [INFO] [stdout] 906 | | /// ``` [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:914:5 [INFO] [stdout] | [INFO] [stdout] 914 | / /// ```ignore [INFO] [stdout] 915 | | /// & ... [INFO] [stdout] 916 | | /// ``` [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:925:5 [INFO] [stdout] | [INFO] [stdout] 925 | / /// ```ignore [INFO] [stdout] 926 | | /// << ... [INFO] [stdout] 927 | | /// >> ... [INFO] [stdout] 928 | | /// ``` [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:935:5 [INFO] [stdout] | [INFO] [stdout] 935 | / /// ```ignore [INFO] [stdout] 936 | | /// + ... [INFO] [stdout] 937 | | /// - ... [INFO] [stdout] 938 | | /// ``` [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:945:5 [INFO] [stdout] | [INFO] [stdout] 945 | / /// ```ignore [INFO] [stdout] 946 | | /// * ... [INFO] [stdout] 947 | | /// / ... [INFO] [stdout] 948 | | /// % ... [INFO] [stdout] 949 | | /// ``` [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:958:5 [INFO] [stdout] | [INFO] [stdout] 958 | / /// ```ignore [INFO] [stdout] 959 | | /// as [INFO] [stdout] 960 | | /// : [INFO] [stdout] 961 | | /// ``` [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:341:9 [INFO] [stdout] | [INFO] [stdout] 341 | / /// In some positions, types may not contain the `+` character, to [INFO] [stdout] 342 | | /// disambiguate them. For example in the expression `1 as T`, T may not [INFO] [stdout] 343 | | /// contain a `+` character. [INFO] [stdout] 344 | | /// [INFO] [stdout] 345 | | /// 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] [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] Compiling log v0.3.9 [INFO] [stderr] Compiling tempdir v0.3.7 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Compiling backtrace v0.3.63 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling error-chain v0.10.0 [INFO] [stderr] Compiling syntex_pos v0.59.1 [INFO] [stderr] Compiling serde_json v1.0.72 [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" "c9dc21e0202c0e04237dcda1859989bc38efa0f0ea90771d668b84c80829b8ee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c9dc21e0202c0e04237dcda1859989bc38efa0f0ea90771d668b84c80829b8ee", kill_on_drop: false }` [INFO] [stdout] c9dc21e0202c0e04237dcda1859989bc38efa0f0ea90771d668b84c80829b8ee