[INFO] cloning repository https://github.com/alleycat-at-git/p2p_test
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/alleycat-at-git/p2p_test" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falleycat-at-git%2Fp2p_test", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falleycat-at-git%2Fp2p_test'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bab111d42908ae59642ccbe1b9c913902d6931db
[INFO] testing alleycat-at-git/p2p_test against beta-2021-09-08 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Falleycat-at-git%2Fp2p_test" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/alleycat-at-git/p2p_test 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 git repo https://github.com/alleycat-at-git/p2p_test
[INFO] finished tweaking git repo https://github.com/alleycat-at-git/p2p_test
[INFO] tweaked toml for git repo https://github.com/alleycat-at-git/p2p_test written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/alleycat-at-git/p2p_test 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 async-tls v0.10.0
[INFO] [stderr]   Downloaded salsa20 v0.6.0
[INFO] [stderr]   Downloaded polyval v0.4.2
[INFO] [stderr]   Downloaded lru v0.6.1
[INFO] [stderr]   Downloaded libp2p-pnet v0.19.2
[INFO] [stderr]   Downloaded ahash v0.4.6
[INFO] [stderr]   Downloaded libp2p v0.31.2
[INFO] [stderr]   Downloaded libp2p-deflate v0.25.0
[INFO] [stderr]   Downloaded libp2p-mdns v0.25.0
[INFO] [stderr]   Downloaded libp2p-mplex v0.25.0
[INFO] [stderr]   Downloaded libp2p-yamux v0.28.0
[INFO] [stderr]   Downloaded libp2p-plaintext v0.25.0
[INFO] [stderr]   Downloaded parity-multiaddr v0.10.0
[INFO] [stderr]   Downloaded libp2p-floodsub v0.25.0
[INFO] [stderr]   Downloaded libp2p-ping v0.25.0
[INFO] [stderr]   Downloaded lru_time_cache v0.11.3
[INFO] [stderr]   Downloaded libp2p-core v0.25.2
[INFO] [stderr]   Downloaded poly1305 v0.6.1
[INFO] [stderr]   Downloaded libp2p-swarm v0.25.1
[INFO] [stderr]   Downloaded libp2p-websocket v0.26.0
[INFO] [stderr]   Downloaded libp2p-noise v0.27.0
[INFO] [stderr]   Downloaded libp2p-dns v0.25.0
[INFO] [stderr]   Downloaded libp2p-uds v0.25.0
[INFO] [stderr]   Downloaded libp2p-request-response v0.6.0
[INFO] [stderr]   Downloaded libp2p-gossipsub v0.25.0
[INFO] [stderr]   Downloaded libp2p-identify v0.25.0
[INFO] [stderr]   Downloaded libp2p-kad v0.26.0
[INFO] [stderr]   Downloaded multistream-select v0.9.1
[INFO] [stderr]   Downloaded minicbor v0.7.0
[INFO] [stderr]   Downloaded libp2p-wasm-ext v0.25.0
[INFO] [stderr]   Downloaded libp2p-tcp v0.25.1
[INFO] [stderr]   Downloaded minicbor-derive v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 08d5797d2b84d8d081f892b96fc6586439d30ab85c8699a8d77d296d007cdd17
[INFO] running `Command { std: "docker" "start" "-a" "08d5797d2b84d8d081f892b96fc6586439d30ab85c8699a8d77d296d007cdd17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08d5797d2b84d8d081f892b96fc6586439d30ab85c8699a8d77d296d007cdd17", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08d5797d2b84d8d081f892b96fc6586439d30ab85c8699a8d77d296d007cdd17", kill_on_drop: false }`
[INFO] [stdout] 08d5797d2b84d8d081f892b96fc6586439d30ab85c8699a8d77d296d007cdd17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 594a9f5df1b7ce180e71ffe73d5cffbab8520c7680da43107b0cb4568e2d38a2
[INFO] running `Command { std: "docker" "start" "-a" "594a9f5df1b7ce180e71ffe73d5cffbab8520c7680da43107b0cb4568e2d38a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling futures-core v0.3.8
[INFO] [stderr]    Compiling futures-io v0.3.8
[INFO] [stderr]    Compiling anyhow v1.0.34
[INFO] [stderr]    Compiling ahash v0.4.6
[INFO] [stderr]    Compiling multimap v0.8.2
[INFO] [stderr]    Compiling subtle v2.3.0
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling smallvec v1.5.0
[INFO] [stderr]    Compiling signature v1.2.2
[INFO] [stderr]    Compiling data-encoding v2.3.1
[INFO] [stderr]    Compiling wasm-bindgen-shared v0.2.69
[INFO] [stderr]    Compiling fastrand v1.4.0
[INFO] [stderr]    Compiling vec-arena v1.0.0
[INFO] [stderr]    Compiling wasm-bindgen v0.2.69
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling regex-syntax v0.6.21
[INFO] [stderr]    Compiling lru_time_cache v0.11.3
[INFO] [stderr]    Compiling humantime v2.0.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling proc-macro-nested v0.1.6
[INFO] [stderr]    Compiling futures-task v0.3.8
[INFO] [stderr]    Compiling ring v0.16.19
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling miniz_oxide v0.4.3
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling nb-connect v1.0.2
[INFO] [stderr]    Compiling if-addrs v0.6.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling dns-parser v0.8.0
[INFO] [stderr]    Compiling uint v0.8.5
[INFO] [stderr]    Compiling ed25519 v1.0.3
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling block-cipher v0.8.0
[INFO] [stderr]    Compiling aead v0.3.2
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling universal-hash v0.4.0
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling parking_lot_core v0.8.0
[INFO] [stderr]    Compiling futures-channel v0.3.8
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[INFO] [stderr]    Compiling async-channel v1.5.1
[INFO] [stderr]    Compiling quicksink v0.1.2
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[INFO] [stderr]    Compiling kv-log-macro v1.0.7
[INFO] [stderr]    Compiling stream-cipher v0.7.1
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[INFO] [stderr]    Compiling sha2 v0.9.2
[INFO] [stderr]    Compiling sha-1 v0.9.2
[INFO] [stderr]    Compiling sha3 v0.9.1
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[INFO] [stderr]    Compiling poly1305 v0.6.1
[INFO] [stderr]    Compiling parking_lot v0.11.1
[INFO] [stderr]    Compiling blake2 v0.9.1
[INFO] [stderr]    Compiling ghash v0.3.0
[INFO] [stderr]    Compiling regex v1.4.2
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling lru v0.6.1
[INFO] [stderr]    Compiling libsecp256k1 v0.3.5
[INFO] [stderr]    Compiling aes v0.5.0
[INFO] [stderr]    Compiling salsa20 v0.6.0
[INFO] [stderr]    Compiling flate2 v1.0.19
[INFO] [stderr]    Compiling aes-gcm v0.7.0
[INFO] [stderr]    Compiling async-io v1.3.1
[INFO] [stderr]    Compiling async-executor v1.4.0
[INFO] [stderr]    Compiling blocking v1.0.2
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling env_logger v0.8.2
[INFO] [stderr]    Compiling syn v1.0.53
[INFO] [stderr]    Compiling async-global-executor v1.4.3
[INFO] [stderr]    Compiling snow v0.7.2
[INFO] [stderr]    Compiling derive_more v0.14.1
[INFO] [stderr]    Compiling toml v0.5.7
[INFO] [stderr]    Compiling webpki v0.21.4
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling rustls v0.18.1
[INFO] [stderr]    Compiling webpki-roots v0.20.0
[INFO] [stderr]    Compiling webpki-roots v0.21.0
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]    Compiling wasm-bindgen-backend v0.2.69
[INFO] [stderr]    Compiling async-tls v0.10.0
[INFO] [stderr]    Compiling wasm-bindgen-macro-support v0.2.69
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling zeroize_derive v1.0.1
[INFO] [stderr]    Compiling multihash-derive v0.7.1
[INFO] [stderr]    Compiling asn1_der_derive v0.1.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling async-attributes v1.1.1
[INFO] [stderr]    Compiling minicbor-derive v0.6.0
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling libp2p-core-derive v0.21.0
[INFO] [stdout] error[E0034]: multiple applicable items in scope
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/prost-derive-0.6.1/src/lib.rs:111:14
[INFO] [stdout]     |
[INFO] [stdout] 111 |             .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] 107 ~         let tags = Iterator::intersperse(field
[INFO] [stdout] 108 +             .tags()
[INFO] [stdout] 109 +             .into_iter()
[INFO] [stdout] 110 +             .map(|tag| quote!(#tag)), {
[INFO] [stdout] 111 +         let mut _s = $crate::__private::TokenStream::new();
[INFO] [stdout] 112 +         $crate::quote_each_token!(_s $($tt)*);
[INFO] [stdout]   ...
[INFO] [stdout] help: disambiguate the associated function for candidate #2
[INFO] [stdout]     |
[INFO] [stdout] 107 ~         let tags = Itertools::intersperse(field
[INFO] [stdout] 108 +             .tags()
[INFO] [stdout] 109 +             .into_iter()
[INFO] [stdout] 110 +             .map(|tag| quote!(#tag)), {
[INFO] [stdout] 111 +         let mut _s = $crate::__private::TokenStream::new();
[INFO] [stdout] 112 +         $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" "594a9f5df1b7ce180e71ffe73d5cffbab8520c7680da43107b0cb4568e2d38a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "594a9f5df1b7ce180e71ffe73d5cffbab8520c7680da43107b0cb4568e2d38a2", kill_on_drop: false }`
[INFO] [stdout] 594a9f5df1b7ce180e71ffe73d5cffbab8520c7680da43107b0cb4568e2d38a2