[INFO] cloning repository https://github.com/Jasperav/proc_macro_collision [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Jasperav/proc_macro_collision" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJasperav%2Fproc_macro_collision", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJasperav%2Fproc_macro_collision'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 1fa569f8e77afe18c65fb4c47105a7fc7573e146 [INFO] checking Jasperav/proc_macro_collision against try#ddfd70ee3c3748e597b32f416b0d15a4f6e37685 for pr-87050 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJasperav%2Fproc_macro_collision" "/workspace/builds/worker-4/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/Jasperav/proc_macro_collision on toolchain ddfd70ee3c3748e597b32f416b0d15a4f6e37685 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/Jasperav/proc_macro_collision [INFO] finished tweaking git repo https://github.com/Jasperav/proc_macro_collision [INFO] tweaked toml for git repo https://github.com/Jasperav/proc_macro_collision written to /workspace/builds/worker-4/source/Cargo.toml [INFO] crate git repo https://github.com/Jasperav/proc_macro_collision already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f54798da04d7d618e45dd30a90ee0209786e586e18badfdbd833dc7e197a248c [INFO] running `Command { std: "docker" "start" "-a" "f54798da04d7d618e45dd30a90ee0209786e586e18badfdbd833dc7e197a248c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f54798da04d7d618e45dd30a90ee0209786e586e18badfdbd833dc7e197a248c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f54798da04d7d618e45dd30a90ee0209786e586e18badfdbd833dc7e197a248c", kill_on_drop: false }` [INFO] [stdout] f54798da04d7d618e45dd30a90ee0209786e586e18badfdbd833dc7e197a248c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+ddfd70ee3c3748e597b32f416b0d15a4f6e37685" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6f0fd69a26b44e0893d2088dd75f066bc6085b274ee43d674ca9f5424e4895ed [INFO] running `Command { std: "docker" "start" "-a" "6f0fd69a26b44e0893d2088dd75f066bc6085b274ee43d674ca9f5424e4895ed", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.13 [INFO] [stderr] Compiling syn v1.0.22 [INFO] [stderr] Compiling quote v1.0.6 [INFO] [stderr] Compiling parser v0.1.0 (/opt/rustwide/workdir/parser) [INFO] [stdout] warning: unused import: `syn::punctuated::Punctuated` [INFO] [stdout] --> parser/src/lib.rs:5:5 [INFO] [stdout] | [INFO] [stdout] 5 | use syn::punctuated::Punctuated; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `syn::parse_quote::ParseQuote` [INFO] [stdout] --> parser/src/lib.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use syn::parse_quote::ParseQuote; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling proc_one v0.1.0 (/opt/rustwide/workdir/proc_one) [INFO] [stderr] Compiling proc_two v0.1.0 (/opt/rustwide/workdir/proc_two) [INFO] [stderr] Checking proc_macro_collision v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0659]: `proc_macro_call` is ambiguous (macro-expanded name vs less macro-expanded name from outer scope during import/macro resolution) [INFO] [stdout] --> src/main.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | #[proc_macro_hack] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ ambiguous name [INFO] [stdout] ... [INFO] [stdout] 11 | let hi: &'static str = one!("hi"); [INFO] [stdout] | ---------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] note: `proc_macro_call` could refer to the macro defined here [INFO] [stdout] --> src/main.rs:8:15 [INFO] [stdout] | [INFO] [stdout] 8 | use proc_two::two; [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 11 | let hi: &'static str = one!("hi"); [INFO] [stdout] | ---------- in this macro invocation [INFO] [stdout] note: `proc_macro_call` could also refer to the macro defined here [INFO] [stdout] --> src/main.rs:6:15 [INFO] [stdout] | [INFO] [stdout] 6 | use proc_one::one; [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 11 | let hi: &'static str = one!("hi"); [INFO] [stdout] | ---------- in this macro invocation [INFO] [stdout] = note: this error originates in the macro `two` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0659]: `proc_macro_call` is ambiguous (macro-expanded name vs less macro-expanded name from outer scope during import/macro resolution) [INFO] [stdout] --> src/main.rs:7:1 [INFO] [stdout] | [INFO] [stdout] 7 | #[proc_macro_hack] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ ambiguous name [INFO] [stdout] ... [INFO] [stdout] 11 | let hi: &'static str = one!("hi"); [INFO] [stdout] | ---------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] note: `proc_macro_call` could refer to the macro defined here [INFO] [stdout] --> src/main.rs:8:15 [INFO] [stdout] | [INFO] [stdout] 8 | use proc_two::two; [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 11 | let hi: &'static str = one!("hi"); [INFO] [stdout] | ---------- in this macro invocation [INFO] [stdout] note: `proc_macro_call` could also refer to the macro defined here [INFO] [stdout] --> src/main.rs:6:15 [INFO] [stdout] | [INFO] [stdout] 6 | use proc_one::one; [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 11 | let hi: &'static str = one!("hi"); [INFO] [stdout] | ---------- in this macro invocation [INFO] [stdout] = note: this error originates in the macro `two` (in Nightly builds, run with -Z macro-backtrace for more info) [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 E0659`. [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 E0659`. [INFO] [stdout] [INFO] [stderr] error: could not compile `proc_macro_collision` [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "6f0fd69a26b44e0893d2088dd75f066bc6085b274ee43d674ca9f5424e4895ed", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6f0fd69a26b44e0893d2088dd75f066bc6085b274ee43d674ca9f5424e4895ed", kill_on_drop: false }` [INFO] [stdout] 6f0fd69a26b44e0893d2088dd75f066bc6085b274ee43d674ca9f5424e4895ed