[INFO] fetching crate proc-macro-rules 0.2.1... [INFO] checking proc-macro-rules-0.2.1 against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470 [INFO] extracting crate proc-macro-rules 0.2.1 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate proc-macro-rules 0.2.1 on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate proc-macro-rules 0.2.1 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate proc-macro-rules 0.2.1 [INFO] tweaked toml for crates.io crate proc-macro-rules 0.2.1 written to /workspace/builds/worker-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded proc-macro-rules-macros v0.2.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 4e04f4009beebccc0c1825d761f99283e1b8e24627c3619f61b11245f7406078 [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" "4e04f4009beebccc0c1825d761f99283e1b8e24627c3619f61b11245f7406078", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "4e04f4009beebccc0c1825d761f99283e1b8e24627c3619f61b11245f7406078", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4e04f4009beebccc0c1825d761f99283e1b8e24627c3619f61b11245f7406078", kill_on_drop: false }` [INFO] [stdout] 4e04f4009beebccc0c1825d761f99283e1b8e24627c3619f61b11245f7406078 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 51cbb64824ca5378d6401e56c2166bf802e3422fd96064afb83cab2b35a53f03 [INFO] running `Command { std: "docker" "start" "-a" "51cbb64824ca5378d6401e56c2166bf802e3422fd96064afb83cab2b35a53f03", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking quote v0.6.13 [INFO] [stderr] Checking syn v0.15.44 [INFO] [stderr] Compiling proc-macro-rules-macros v0.2.0 [INFO] [stderr] Checking proc-macro-rules v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/lib.rs:77:1 [INFO] [stdout] | [INFO] [stdout] 77 | / #[proc_macro_hack::proc_macro_hack] [INFO] [stdout] 78 | | pub use proc_macro_rules_macros::rules; [INFO] [stdout] | |______________________________________^ expected `()`, found `!` [INFO] [stdout] ... [INFO] [stdout] 90 | / rules!(tokens => { [INFO] [stdout] 91 | | ($finish:ident ($($found:ident)+) # [ $($inner:tt)? ] $($rest:expr)*) => { [INFO] [stdout] 92 | | assert_eq!(finish.to_string(), "hi"); [INFO] [stdout] 93 | | assert_eq!(found.len(), 3); [INFO] [stdout] ... | [INFO] [stdout] 97 | | } [INFO] [stdout] 98 | | }); [INFO] [stdout] | |___________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: expected unit type `()` [INFO] [stdout] found type `!` [INFO] [stdout] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/lib.rs:77:1 [INFO] [stdout] | [INFO] [stdout] 77 | / #[proc_macro_hack::proc_macro_hack] [INFO] [stdout] 78 | | pub use proc_macro_rules_macros::rules; [INFO] [stdout] | |______________________________________^ expected `()`, found `!` [INFO] [stdout] ... [INFO] [stdout] 105 | / rules!(tokens => { [INFO] [stdout] 106 | | () => { [INFO] [stdout] 107 | | return; [INFO] [stdout] 108 | | } [INFO] [stdout] 109 | | }); [INFO] [stdout] | |___________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: expected unit type `()` [INFO] [stdout] found type `!` [INFO] [stdout] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/lib.rs:77:1 [INFO] [stdout] | [INFO] [stdout] 77 | / #[proc_macro_hack::proc_macro_hack] [INFO] [stdout] 78 | | pub use proc_macro_rules_macros::rules; [INFO] [stdout] | |______________________________________^ expected `()`, found `!` [INFO] [stdout] ... [INFO] [stdout] 125 | / rules!(tokens => { [INFO] [stdout] 126 | | (foo) => { [INFO] [stdout] 127 | | if expected_branch == 0 { [INFO] [stdout] 128 | | return; [INFO] [stdout] ... | [INFO] [stdout] 152 | | } [INFO] [stdout] 153 | | }); [INFO] [stdout] | |_______________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: expected unit type `()` [INFO] [stdout] found type `!` [INFO] [stdout] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/lib.rs:77:1 [INFO] [stdout] | [INFO] [stdout] 77 | / #[proc_macro_hack::proc_macro_hack] [INFO] [stdout] 78 | | pub use proc_macro_rules_macros::rules; [INFO] [stdout] | |______________________________________^ expected `()`, found `!` [INFO] [stdout] ... [INFO] [stdout] 165 | / rules!(tokens => { [INFO] [stdout] 166 | | (foo $(bar),? baz) => { [INFO] [stdout] 167 | | return; [INFO] [stdout] 168 | | } [INFO] [stdout] 169 | | }); [INFO] [stdout] | |_______________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: expected unit type `()` [INFO] [stdout] found type `!` [INFO] [stdout] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/lib.rs:77:1 [INFO] [stdout] | [INFO] [stdout] 77 | / #[proc_macro_hack::proc_macro_hack] [INFO] [stdout] 78 | | pub use proc_macro_rules_macros::rules; [INFO] [stdout] | |______________________________________^ expected `()`, found `!` [INFO] [stdout] ... [INFO] [stdout] 181 | / rules!(tokens => { [INFO] [stdout] 182 | | (foo $(bar),+ baz) => { [INFO] [stdout] 183 | | return; [INFO] [stdout] 184 | | } [INFO] [stdout] 185 | | }); [INFO] [stdout] | |_______________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: expected unit type `()` [INFO] [stdout] found type `!` [INFO] [stdout] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0308]: mismatched types [INFO] [stdout] --> src/lib.rs:77:1 [INFO] [stdout] | [INFO] [stdout] 77 | / #[proc_macro_hack::proc_macro_hack] [INFO] [stdout] 78 | | pub use proc_macro_rules_macros::rules; [INFO] [stdout] | |______________________________________^ expected `()`, found `!` [INFO] [stdout] ... [INFO] [stdout] 200 | / rules!(tokens => { [INFO] [stdout] 201 | | (foo $(bar),* baz) => { [INFO] [stdout] 202 | | return; [INFO] [stdout] 203 | | } [INFO] [stdout] 204 | | }); [INFO] [stdout] | |_______________- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: expected unit type `()` [INFO] [stdout] found type `!` [INFO] [stdout] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 6 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0308`. [INFO] [stdout] [INFO] [stderr] error: could not compile `proc-macro-rules` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `Command { std: "docker" "inspect" "51cbb64824ca5378d6401e56c2166bf802e3422fd96064afb83cab2b35a53f03", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51cbb64824ca5378d6401e56c2166bf802e3422fd96064afb83cab2b35a53f03", kill_on_drop: false }` [INFO] [stdout] 51cbb64824ca5378d6401e56c2166bf802e3422fd96064afb83cab2b35a53f03