[INFO] fetching crate shellymetry 0.1.0...
[INFO] testing shellymetry-0.1.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate shellymetry 0.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate shellymetry 0.1.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate shellymetry 0.1.0
[INFO] finished tweaking crates.io crate shellymetry 0.1.0
[INFO] tweaked toml for crates.io crate shellymetry 0.1.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] crate crates.io crate shellymetry 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-stream v0.1.6
[INFO] [stderr]   Downloaded tower v0.4.8
[INFO] [stderr]   Downloaded grpcio v0.9.0
[INFO] [stderr]   Downloaded opentelemetry-prometheus v0.8.0
[INFO] [stderr]   Downloaded tonic v0.4.3
[INFO] [stderr]   Downloaded multimap v0.8.3
[INFO] [stderr]   Downloaded prost-derive v0.7.0
[INFO] [stderr]   Downloaded opentelemetry v0.15.0
[INFO] [stderr]   Downloaded httptest v0.15.2
[INFO] [stderr]   Downloaded prost-types v0.7.0
[INFO] [stderr]   Downloaded opentelemetry-otlp v0.8.0
[INFO] [stderr]   Downloaded async-stream v0.3.2
[INFO] [stderr]   Downloaded clang-sys v1.2.0
[INFO] [stderr]   Downloaded openssl-src v111.15.0+1.1.1k
[INFO] [stderr]   Downloaded boringssl-src v0.3.0+688fc5c
[INFO] [stderr]   Downloaded grpcio-sys v0.9.0+1.38.0
[INFO] [stderr]   Downloaded async-stream-impl v0.3.2
[INFO] [stderr]   Downloaded prost v0.7.0
[INFO] [stderr]   Downloaded tonic-build v0.4.2
[INFO] [stderr]   Downloaded prost-build v0.7.0
[INFO] [stderr]   Downloaded protobuf v2.24.1
[INFO] [stderr]   Downloaded bindgen v0.57.0
[INFO] [stderr]   Downloaded prometheus v0.12.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 42faa15b6bb002bd209aceb4769516f0c0089c86d115e61b26c7ef10a22b47ec
[INFO] running `Command { std: "docker" "start" "-a" "42faa15b6bb002bd209aceb4769516f0c0089c86d115e61b26c7ef10a22b47ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42faa15b6bb002bd209aceb4769516f0c0089c86d115e61b26c7ef10a22b47ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42faa15b6bb002bd209aceb4769516f0c0089c86d115e61b26c7ef10a22b47ec", kill_on_drop: false }`
[INFO] [stdout] 42faa15b6bb002bd209aceb4769516f0c0089c86d115e61b26c7ef10a22b47ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 53a5a97923a03099ea048cee7143dc7341e2d1506ded3ff3c50f25fb0fd29df5
[INFO] running `Command { std: "docker" "start" "-a" "53a5a97923a03099ea048cee7143dc7341e2d1506ded3ff3c50f25fb0fd29df5", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling libc v0.2.97
[INFO] [stderr]    Compiling futures-channel v0.3.15
[INFO] [stderr]    Compiling anyhow v1.0.41
[INFO] [stderr]    Compiling lexical-core v0.7.6
[INFO] [stderr]    Compiling bindgen v0.57.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.5
[INFO] [stderr]    Compiling openssl v0.10.35
[INFO] [stderr]    Compiling protobuf v2.24.1
[INFO] [stderr]    Compiling multimap v0.8.3
[INFO] [stderr]    Compiling prometheus v0.12.0
[INFO] [stderr]    Compiling tower-layer v0.3.1
[INFO] [stderr]    Compiling serde v0.8.23
[INFO] [stderr]    Compiling rust-ini v0.13.0
[INFO] [stderr]    Compiling lock_api v0.4.4
[INFO] [stderr]    Compiling futures-macro v0.3.15
[INFO] [stderr]    Compiling tokio v1.7.1
[INFO] [stderr]    Compiling openssl-src v111.15.0+1.1.1k
[INFO] [stderr]    Compiling futures-util v0.3.15
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling libz-sys v1.1.3
[INFO] [stderr]    Compiling clang-sys v1.2.0
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling boringssl-src v0.3.0+688fc5c
[INFO] [stderr]    Compiling http-body v0.4.2
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling unicode-normalization v0.1.19
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling openssl-sys v0.9.65
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling idna v0.2.3
[INFO] [stderr]    Compiling crossbeam-channel v0.5.1
[INFO] [stderr]    Compiling url v2.2.2
[INFO] [stderr]    Compiling serde-hjson v0.9.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.3
[INFO] [stderr]    Compiling num_cpus v1.13.0
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling mio v0.7.13
[INFO] [stderr]    Compiling which v4.1.0
[INFO] [stderr]    Compiling socket2 v0.4.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling prost-build v0.7.0
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling dashmap v4.0.2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling cexpr v0.4.0
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling tokio-macros v1.2.0
[INFO] [stderr]    Compiling tracing-attributes v0.1.15
[INFO] [stderr]    Compiling prost-derive v0.7.0
[INFO] [stderr]    Compiling pin-project-internal v1.0.7
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling thiserror-impl v1.0.25
[INFO] [stderr]    Compiling async-trait v0.1.50
[INFO] [stderr]    Compiling async-stream-impl v0.3.2
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling grpcio-sys v0.9.0+1.38.0
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/prost-derive-0.7.0/src/lib.rs:109:14
[INFO] [stdout]     |
[INFO] [stdout] 109 |             .intersperse(quote!(|));
[INFO] [stdout]     |              ^^^^^^^^^^^ multiple `intersperse` found
[INFO] [stdout]     |
[INFO] [stdout]     = note: candidate #1 is defined in an impl of the trait `Iterator` for the type `Map<I, F>`
[INFO] [stdout]     = note: candidate #2 is defined in an impl of the trait `Itertools` for the type `T`
[INFO] [stdout] help: disambiguate the associated function for candidate #1
[INFO] [stdout]     |
[INFO] [stdout] 105 ~         let tags = Iterator::intersperse(field
[INFO] [stdout] 106 +             .tags()
[INFO] [stdout] 107 +             .into_iter()
[INFO] [stdout] 108 +             .map(|tag| quote!(#tag)), {
[INFO] [stdout] 109 +         let mut _s = $crate::__private::TokenStream::new();
[INFO] [stdout] 110 +         $crate::quote_each_token!(_s $($tt)*);
[INFO] [stdout]   ...
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 105 ~         let tags = Itertools::intersperse(field
[INFO] [stdout] 106 +             .tags()
[INFO] [stdout] 107 +             .into_iter()
[INFO] [stdout] 108 +             .map(|tag| quote!(#tag)), {
[INFO] [stdout] 109 +         let mut _s = $crate::__private::TokenStream::new();
[INFO] [stdout] 110 +         $crate::quote_each_token!(_s $($tt)*);
[INFO] [stdout]   ...
[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 E0034`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `prost-derive` 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" "53a5a97923a03099ea048cee7143dc7341e2d1506ded3ff3c50f25fb0fd29df5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "53a5a97923a03099ea048cee7143dc7341e2d1506ded3ff3c50f25fb0fd29df5", kill_on_drop: false }`
[INFO] [stdout] 53a5a97923a03099ea048cee7143dc7341e2d1506ded3ff3c50f25fb0fd29df5