[INFO] fetching crate extension-trait 0.2.1... [INFO] checking extension-trait-0.2.1 against master#da897dfb6daa268a965d2d73620316ba56020a19 for pr-76219 [INFO] extracting crate extension-trait 0.2.1 into /workspace/builds/worker-7/source [INFO] validating manifest of crates.io crate extension-trait 0.2.1 on toolchain da897dfb6daa268a965d2d73620316ba56020a19 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate extension-trait 0.2.1 [INFO] finished tweaking crates.io crate extension-trait 0.2.1 [INFO] tweaked toml for crates.io crate extension-trait 0.2.1 written to /workspace/builds/worker-7/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 09310c344a8c07d7f3d78ea9ae1b3b77ce6b7ba6a162f3f42610240eef5cf951 [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" "09310c344a8c07d7f3d78ea9ae1b3b77ce6b7ba6a162f3f42610240eef5cf951", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "09310c344a8c07d7f3d78ea9ae1b3b77ce6b7ba6a162f3f42610240eef5cf951", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "09310c344a8c07d7f3d78ea9ae1b3b77ce6b7ba6a162f3f42610240eef5cf951", kill_on_drop: false }` [INFO] [stdout] 09310c344a8c07d7f3d78ea9ae1b3b77ce6b7ba6a162f3f42610240eef5cf951 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+da897dfb6daa268a965d2d73620316ba56020a19" "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] 309e005b0853d3f4ff286e25c5699ff91e5407cc80b15b7471890888b424968e [INFO] running `Command { std: "docker" "start" "-a" "309e005b0853d3f4ff286e25c5699ff91e5407cc80b15b7471890888b424968e", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.20 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Checking quote v1.0.7 [INFO] [stderr] Checking syn v1.0.40 [INFO] [stderr] Checking extension-trait v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:77:9 [INFO] [stdout] | [INFO] [stdout] 77 | / (quote! { [INFO] [stdout] 78 | | #(#attrs)* [INFO] [stdout] 79 | | #visibility #unsafety trait #path { [INFO] [stdout] 80 | | #(#items)* [INFO] [stdout] ... | [INFO] [stdout] 83 | | } [INFO] [stdout] 84 | | .into()) [INFO] [stdout] | |________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 77 | quote! { [INFO] [stdout] 78 | #(#attrs)* [INFO] [stdout] 79 | #visibility #unsafety trait #path { [INFO] [stdout] 80 | #(#items)* [INFO] [stdout] 81 | } [INFO] [stdout] 82 | #input [INFO] [stdout] ... [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:77:9 [INFO] [stdout] | [INFO] [stdout] 77 | / (quote! { [INFO] [stdout] 78 | | #(#attrs)* [INFO] [stdout] 79 | | #visibility #unsafety trait #path { [INFO] [stdout] 80 | | #(#items)* [INFO] [stdout] ... | [INFO] [stdout] 83 | | } [INFO] [stdout] 84 | | .into()) [INFO] [stdout] | |________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 77 | quote! { [INFO] [stdout] 78 | #(#attrs)* [INFO] [stdout] 79 | #visibility #unsafety trait #path { [INFO] [stdout] 80 | #(#items)* [INFO] [stdout] 81 | } [INFO] [stdout] 82 | #input [INFO] [stdout] ... [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/lib.rs:77:9 [INFO] [stdout] | [INFO] [stdout] 77 | / (quote! { [INFO] [stdout] 78 | | #(#attrs)* [INFO] [stdout] 79 | | #visibility #unsafety trait #path { [INFO] [stdout] 80 | | #(#items)* [INFO] [stdout] ... | [INFO] [stdout] 83 | | } [INFO] [stdout] 84 | | .into()) [INFO] [stdout] | |________________^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 77 | quote! { [INFO] [stdout] 78 | #(#attrs)* [INFO] [stdout] 79 | #visibility #unsafety trait #path { [INFO] [stdout] 80 | #(#items)* [INFO] [stdout] 81 | } [INFO] [stdout] 82 | #input [INFO] [stdout] ... [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 16.98s [INFO] running `Command { std: "docker" "inspect" "309e005b0853d3f4ff286e25c5699ff91e5407cc80b15b7471890888b424968e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "309e005b0853d3f4ff286e25c5699ff91e5407cc80b15b7471890888b424968e", kill_on_drop: false }` [INFO] [stdout] 309e005b0853d3f4ff286e25c5699ff91e5407cc80b15b7471890888b424968e