[INFO] fetching crate igvm 0.4.0...
[INFO] checking igvm-0.4.0 against try#70daa2c0d8eed7066b07966f3c0b0b8622bff4e4 for pr-151539
[INFO] extracting crate igvm 0.4.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate igvm 0.4.0
[INFO] finished tweaking crates.io crate igvm 0.4.0
[INFO] tweaked toml for crates.io crate igvm 0.4.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate igvm 0.4.0 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 igvm 0.4.0 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] b9b6dab41d29882606c11a0bdc1b30c6012164c4ed8491775ef5b1d57044c5db
[INFO] running `Command { std: "docker" "start" "-a" "b9b6dab41d29882606c11a0bdc1b30c6012164c4ed8491775ef5b1d57044c5db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b9b6dab41d29882606c11a0bdc1b30c6012164c4ed8491775ef5b1d57044c5db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b9b6dab41d29882606c11a0bdc1b30c6012164c4ed8491775ef5b1d57044c5db", kill_on_drop: false }`
[INFO] [stdout] b9b6dab41d29882606c11a0bdc1b30c6012164c4ed8491775ef5b1d57044c5db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 98da96dbd2a111e382a58b2e4d4284963208a8292d250c68c3a3c884101859f9
[INFO] running `Command { std: "docker" "start" "-a" "98da96dbd2a111e382a58b2e4d4284963208a8292d250c68c3a3c884101859f9", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.96
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]    Compiling crc32fast v1.5.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking range_map_vec v0.2.0
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling zerocopy-derive v0.8.26
[INFO] [stderr]    Compiling open-enum-derive v0.5.2
[INFO] [stderr]    Compiling bitfield-struct v0.10.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.12
[INFO] [stderr]    Compiling tracing-attributes v0.1.30
[INFO] [stdout] error[E0282]: type annotations needed
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/open-enum-derive-0.5.2/src/discriminant.rs:48:54
[INFO] [stdout]    |
[INFO] [stdout] 48 |                 return Ok(Discriminant::Literal(-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] 48 |                 return Ok(Discriminant::Literal(-lit.base10_parse::<N>()?));
[INFO] [stdout]    |                                                                  +++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0282`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `open-enum-derive` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "98da96dbd2a111e382a58b2e4d4284963208a8292d250c68c3a3c884101859f9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98da96dbd2a111e382a58b2e4d4284963208a8292d250c68c3a3c884101859f9", kill_on_drop: false }`
[INFO] [stdout] 98da96dbd2a111e382a58b2e4d4284963208a8292d250c68c3a3c884101859f9