[INFO] fetching crate tetsy-libp2p-floodsub 0.27.1...
[INFO] building tetsy-libp2p-floodsub-0.27.1 against try#8b8eff55bd72abbb57167bc42222a7f91d41cb0d for pr-142134-abi-ast-error
[INFO] extracting crate tetsy-libp2p-floodsub 0.27.1 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate tetsy-libp2p-floodsub 0.27.1 on toolchain 8b8eff55bd72abbb57167bc42222a7f91d41cb0d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate tetsy-libp2p-floodsub 0.27.1
[INFO] finished tweaking crates.io crate tetsy-libp2p-floodsub 0.27.1
[INFO] tweaked toml for crates.io crate tetsy-libp2p-floodsub 0.27.1 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 197 packages to latest compatible versions
[INFO] [stderr]       Adding prost v0.7.0 (available: v0.13.5)
[INFO] [stderr]       Adding prost-build v0.7.0 (available: v0.13.5)
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.9.1)
[INFO] [stderr]       Adding tetsy-libp2p-swarm v0.27.1 (available: v0.28.0)
[INFO] [stderr]       Adding zeroize v1.3.0 (available: v1.8.1)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 726c2e5cc9567e0bd91062e54221f30a0c6a2be1738c6135f302860c091af823
[INFO] running `Command { std: "docker" "start" "-a" "726c2e5cc9567e0bd91062e54221f30a0c6a2be1738c6135f302860c091af823", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "726c2e5cc9567e0bd91062e54221f30a0c6a2be1738c6135f302860c091af823", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "726c2e5cc9567e0bd91062e54221f30a0c6a2be1738c6135f302860c091af823", kill_on_drop: false }`
[INFO] [stdout] 726c2e5cc9567e0bd91062e54221f30a0c6a2be1738c6135f302860c091af823
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83647934f9e705bebd12a71a750024b7b0c197ea6f451e6ed4439f27ba6cdea5
[INFO] running `Command { std: "docker" "start" "-a" "83647934f9e705bebd12a71a750024b7b0c197ea6f451e6ed4439f27ba6cdea5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
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[INFO] [stderr]    Compiling prost-build v0.7.0
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[INFO] [stderr]    Compiling curve25519-dalek v3.2.1
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[INFO] [stderr]    Compiling pin-project v1.1.10
[INFO] [stderr]    Compiling yoke v0.8.0
[INFO] [stderr]    Compiling zerovec v0.11.2
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[INFO] [stderr]    Compiling prost-derive v0.7.0
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[INFO] [stderr]    Compiling asn1_der_derive v0.1.2
[INFO] [stderr]    Compiling ed25519-dalek v1.0.1
[INFO] [stderr]    Compiling multihash v0.13.2
[INFO] [stderr]    Compiling asn1_der v0.6.3
[INFO] [stderr]    Compiling pin-project v0.4.30
[INFO] [stderr]    Compiling prost v0.7.0
[INFO] [stderr]    Compiling tinystr v0.8.1
[INFO] [stderr]    Compiling potential_utf v0.1.2
[INFO] [stderr]    Compiling icu_collections v2.0.0
[INFO] [stderr]    Compiling prost-types v0.7.0
[INFO] [stderr]    Compiling icu_locale_core v2.0.0
[INFO] [stderr]    Compiling icu_provider v2.0.0
[INFO] [stderr]    Compiling futures-executor v0.3.31
[INFO] [stderr]    Compiling futures v0.3.31
[INFO] [stderr]    Compiling tetsy-multistream-select v0.10.2
[INFO] [stderr]    Compiling rw-stream-sink v0.2.1
[INFO] [stderr]    Compiling wasm-timer v0.2.5
[INFO] [stderr]    Compiling icu_properties v2.0.1
[INFO] [stderr]    Compiling icu_normalizer v2.0.0
[INFO] [stderr]    Compiling tetsy-libp2p-core v0.27.2
[INFO] [stderr]    Compiling tetsy-libp2p-floodsub v0.27.1 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling idna_adapter v1.2.1
[INFO] [stderr]    Compiling idna v1.0.3
[INFO] [stderr]    Compiling url v2.5.4
[INFO] [stderr]    Compiling tetsy-multiaddr v0.11.2
[INFO] [stderr]    Compiling tetsy-libp2p-swarm v0.27.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 33.79s
[INFO] running `Command { std: "docker" "inspect" "83647934f9e705bebd12a71a750024b7b0c197ea6f451e6ed4439f27ba6cdea5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83647934f9e705bebd12a71a750024b7b0c197ea6f451e6ed4439f27ba6cdea5", kill_on_drop: false }`
[INFO] [stdout] 83647934f9e705bebd12a71a750024b7b0c197ea6f451e6ed4439f27ba6cdea5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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:eea15d5475069c3ef791f10c2c6b5af2ee421ef2da1e680ecce1cba46243983b" "/opt/rustwide/cargo-home/bin/cargo" "+8b8eff55bd72abbb57167bc42222a7f91d41cb0d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98951db775c67957448277b884ab28f46fcd4d50b029612f5994bbb9b09f29af
[INFO] running `Command { std: "docker" "start" "-a" "98951db775c67957448277b884ab28f46fcd4d50b029612f5994bbb9b09f29af", kill_on_drop: false }`
[INFO] [stderr]    Compiling tetsy-libp2p-floodsub v0.27.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "98951db775c67957448277b884ab28f46fcd4d50b029612f5994bbb9b09f29af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98951db775c67957448277b884ab28f46fcd4d50b029612f5994bbb9b09f29af", kill_on_drop: false }`
[INFO] [stdout] 98951db775c67957448277b884ab28f46fcd4d50b029612f5994bbb9b09f29af