[INFO] fetching crate mobc-tonic 0.2.4... [INFO] testing mobc-tonic-0.2.4 against beta-2021-09-12 for beta-1.56-2 [INFO] extracting crate mobc-tonic 0.2.4 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate mobc-tonic 0.2.4 on toolchain beta-2021-09-12 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-12" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate mobc-tonic 0.2.4 [INFO] finished tweaking crates.io crate mobc-tonic 0.2.4 [INFO] tweaked toml for crates.io crate mobc-tonic 0.2.4 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-12" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-12" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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-2021-09-12" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 38821c46ac0de506dd88dccc9bae00f4aafb760813eebf0a52eb1eafb83a5427 [INFO] running `Command { std: "docker" "start" "-a" "38821c46ac0de506dd88dccc9bae00f4aafb760813eebf0a52eb1eafb83a5427", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "38821c46ac0de506dd88dccc9bae00f4aafb760813eebf0a52eb1eafb83a5427", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "38821c46ac0de506dd88dccc9bae00f4aafb760813eebf0a52eb1eafb83a5427", kill_on_drop: false }` [INFO] [stdout] 38821c46ac0de506dd88dccc9bae00f4aafb760813eebf0a52eb1eafb83a5427 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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-2021-09-12" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 18873d770ae981a8df73959d19b30283deb7507fcc923bdd0f98749bd65df35a [INFO] running `Command { std: "docker" "start" "-a" "18873d770ae981a8df73959d19b30283deb7507fcc923bdd0f98749bd65df35a", kill_on_drop: false }` [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Compiling log v0.4.14 [INFO] [stderr] Compiling bytes v1.1.0 [INFO] [stderr] Compiling pin-project-lite v0.2.7 [INFO] [stderr] Compiling futures-core v0.3.17 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling proc-macro-hack v0.5.19 [INFO] [stderr] Compiling futures-task v0.3.17 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling cc v1.0.70 [INFO] [stderr] Compiling futures-sink v0.3.17 [INFO] [stderr] Compiling slab v0.4.4 [INFO] [stderr] Compiling untrusted v0.7.1 [INFO] [stderr] Compiling spin v0.5.2 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling once_cell v1.8.0 [INFO] [stderr] Compiling itoa v0.4.8 [INFO] [stderr] Compiling futures-channel v0.3.17 [INFO] [stderr] Compiling httparse v1.5.1 [INFO] [stderr] Compiling async-trait v0.1.51 [INFO] [stderr] Compiling tower-service v0.3.1 [INFO] [stderr] Compiling base64 v0.13.0 [INFO] [stderr] Compiling try-lock v0.2.3 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling httpdate v1.0.1 [INFO] [stderr] Compiling tower-layer v0.3.1 [INFO] [stderr] Compiling futures-timer v3.0.2 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling tokio v1.11.0 [INFO] [stderr] Compiling futures-macro v0.3.17 [INFO] [stderr] Compiling futures-util v0.3.17 [INFO] [stderr] Compiling tracing-core v0.1.20 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling socket2 v0.4.1 [INFO] [stderr] Compiling rand v0.8.4 [INFO] [stderr] Compiling http v0.2.4 [INFO] [stderr] Compiling mio v0.7.13 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling tempfile v3.2.0 [INFO] [stderr] Compiling petgraph v0.5.1 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Compiling http-body v0.4.3 [INFO] [stderr] Compiling sct v0.6.1 [INFO] [stderr] Compiling webpki v0.21.4 [INFO] [stderr] Compiling rustls v0.19.1 [INFO] [stderr] Compiling tokio-macros v1.3.0 [INFO] [stderr] Compiling prost-derive v0.7.0 [INFO] [stderr] Compiling tracing-attributes v0.1.16 [INFO] [stderr] Compiling pin-project-internal v1.0.8 [INFO] [stderr] Compiling async-stream-impl v0.3.2 [INFO] [stderr] Compiling thiserror-impl v1.0.29 [INFO] [stderr] Compiling serde_derive v1.0.130 [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` [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" "18873d770ae981a8df73959d19b30283deb7507fcc923bdd0f98749bd65df35a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "18873d770ae981a8df73959d19b30283deb7507fcc923bdd0f98749bd65df35a", kill_on_drop: false }` [INFO] [stdout] 18873d770ae981a8df73959d19b30283deb7507fcc923bdd0f98749bd65df35a