[INFO] fetching crate memconstruct_macros 0.1.0...
[INFO] checking memconstruct_macros-0.1.0 against master#a3f76a26e045a760bb1163b7eab36872985242d5 for pr-130930
[INFO] extracting crate memconstruct_macros 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate memconstruct_macros 0.1.0 on toolchain a3f76a26e045a760bb1163b7eab36872985242d5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate memconstruct_macros 0.1.0
[INFO] finished tweaking crates.io crate memconstruct_macros 0.1.0
[INFO] tweaked toml for crates.io crate memconstruct_macros 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 429c32823024ef062487512ea41a7cf08921ff990dd1260eb27d833d31f37565
[INFO] running `Command { std: "docker" "start" "-a" "429c32823024ef062487512ea41a7cf08921ff990dd1260eb27d833d31f37565", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "429c32823024ef062487512ea41a7cf08921ff990dd1260eb27d833d31f37565", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "429c32823024ef062487512ea41a7cf08921ff990dd1260eb27d833d31f37565", kill_on_drop: false }`
[INFO] [stdout] 429c32823024ef062487512ea41a7cf08921ff990dd1260eb27d833d31f37565
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "RUSTDOCFLAGS=--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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+a3f76a26e045a760bb1163b7eab36872985242d5" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e16bd3d2534dac92afed5c3d4c8f366c6504bc720799f838e5a78731c4dd1617
[INFO] running `Command { std: "docker" "start" "-a" "e16bd3d2534dac92afed5c3d4c8f366c6504bc720799f838e5a78731c4dd1617", kill_on_drop: false }`
[INFO] [stderr]     Checking syn v2.0.79
[INFO] [stderr]     Checking memconstruct_macros v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:132:54
[INFO] [stdout]     |
[INFO] [stdout] 132 |         let impl_token_generics = impl_token_generics.clone();
[INFO] [stdout]     |                                                      ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `[proc_macro2::TokenStream]` does not implement `Clone`, so calling `clone` on `&[proc_macro2::TokenStream]` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: call to `.clone()` on a reference in this situation does nothing
[INFO] [stdout]    --> src/lib.rs:132:54
[INFO] [stdout]     |
[INFO] [stdout] 132 |         let impl_token_generics = impl_token_generics.clone();
[INFO] [stdout]     |                                                      ^^^^^^^^ help: remove this redundant call
[INFO] [stdout]     |
[INFO] [stdout]     = note: the type `[proc_macro2::TokenStream]` does not implement `Clone`, so calling `clone` on `&[proc_macro2::TokenStream]` copies the reference, which does not do anything and can be removed
[INFO] [stdout]     = note: `#[warn(noop_method_call)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.22s
[INFO] running `Command { std: "docker" "inspect" "e16bd3d2534dac92afed5c3d4c8f366c6504bc720799f838e5a78731c4dd1617", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e16bd3d2534dac92afed5c3d4c8f366c6504bc720799f838e5a78731c4dd1617", kill_on_drop: false }`
[INFO] [stdout] e16bd3d2534dac92afed5c3d4c8f366c6504bc720799f838e5a78731c4dd1617