[INFO] fetching crate zidecar 0.3.0...
[INFO] checking zidecar-0.3.0 against try#70daa2c0d8eed7066b07966f3c0b0b8622bff4e4 for pr-151539
[INFO] extracting crate zidecar 0.3.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate zidecar 0.3.0
[INFO] finished tweaking crates.io crate zidecar 0.3.0
[INFO] tweaked toml for crates.io crate zidecar 0.3.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate zidecar 0.3.0 on toolchain 70daa2c0d8eed7066b07966f3c0b0b8622bff4e4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+70daa2c0d8eed7066b07966f3c0b0b8622bff4e4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate zidecar 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+70daa2c0d8eed7066b07966f3c0b0b8622bff4e4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+70daa2c0d8eed7066b07966f3c0b0b8622bff4e4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5486935a96f8197993ce3895d6f00eeca62095382921021ce8cce8ea9095ec3a
[INFO] running `Command { std: "docker" "start" "-a" "5486935a96f8197993ce3895d6f00eeca62095382921021ce8cce8ea9095ec3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5486935a96f8197993ce3895d6f00eeca62095382921021ce8cce8ea9095ec3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5486935a96f8197993ce3895d6f00eeca62095382921021ce8cce8ea9095ec3a", kill_on_drop: false }`
[INFO] [stdout] 5486935a96f8197993ce3895d6f00eeca62095382921021ce8cce8ea9095ec3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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=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@sha256:61361fe0aef631f17e9d025a70c5a647956f8c671dd02950a60ad3f5cc5526d7" "/opt/rustwide/cargo-home/bin/cargo" "+70daa2c0d8eed7066b07966f3c0b0b8622bff4e4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 96c5815f765f16fbf6274e20a05b673d8877409e7f80999ab45c9c0e06d54d8d
[INFO] running `Command { std: "docker" "start" "-a" "96c5815f765f16fbf6274e20a05b673d8877409e7f80999ab45c9c0e06d54d8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.103
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[INFO] [stderr]    Compiling futures-sink v0.3.31
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[INFO] [stderr]     Checking io-lifetimes v1.0.11
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[INFO] [stderr]    Compiling async-trait v0.1.89
[INFO] [stderr]    Compiling wasmtime-runtime v8.0.1
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[INFO] [stderr]    Compiling slab v0.4.11
[INFO] [stderr]     Checking addr2line v0.19.0
[INFO] [stderr]    Compiling prost-derive v0.12.6
[INFO] [stderr]    Compiling ar_archive_writer v0.2.0
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/prost-derive-0.12.6/src/field/scalar.rs:725:51
[INFO] [stdout]     |
[INFO] [stdout] 725 | ...                   let value: i64 = -lit.base10_parse()?;
[INFO] [stdout]     |                                             ^^^^^^^^^^^^ cannot infer type of the type parameter `N` declared on the method `base10_parse`
[INFO] [stdout]     |
[INFO] [stdout] help: consider specifying the generic argument
[INFO] [stdout]     |
[INFO] [stdout] 725 |                             let value: i64 = -lit.base10_parse::<N>()?;
[INFO] [stdout]     |                                                               +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `prost-derive` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "96c5815f765f16fbf6274e20a05b673d8877409e7f80999ab45c9c0e06d54d8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96c5815f765f16fbf6274e20a05b673d8877409e7f80999ab45c9c0e06d54d8d", kill_on_drop: false }`
[INFO] [stdout] 96c5815f765f16fbf6274e20a05b673d8877409e7f80999ab45c9c0e06d54d8d