[INFO] fetching crate libopenai 0.1.0...
[INFO] testing libopenai-0.1.0 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-8
[INFO] extracting crate libopenai 0.1.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate libopenai 0.1.0
[INFO] finished tweaking crates.io crate libopenai 0.1.0
[INFO] tweaked toml for crates.io crate libopenai 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate libopenai 0.1.0 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate libopenai 0.1.0 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded futures-sink v0.3.27
[INFO] [stderr]   Downloaded parking_lot_core v0.9.7
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.92
[INFO] [stderr]   Downloaded scratch v1.0.5
[INFO] [stderr]   Downloaded link-cplusplus v1.0.8
[INFO] [stderr]   Downloaded futures-channel v0.3.27
[INFO] [stderr]   Downloaded anyhow v1.0.70
[INFO] [stderr]   Downloaded futures v0.3.27
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.92
[INFO] [stderr]   Downloaded png v0.17.7
[INFO] [stderr]   Downloaded cxx-build v1.0.92
[INFO] [stderr]   Downloaded cxx v1.0.92
[INFO] [stderr]   Downloaded exr v1.6.3
[INFO] [stderr]   Downloaded chrono v0.4.23
[INFO] [stderr]   Downloaded reqwest v0.11.14
[INFO] [stderr]   Downloaded hyper v0.14.24
[INFO] [stderr]   Downloaded futures-util v0.3.27
[INFO] [stderr]   Downloaded image v0.24.5
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.16
[INFO] [stderr]   Downloaded zune-inflate v0.2.52
[INFO] [stderr]   Downloaded wasm-streams v0.2.3
[INFO] [stderr]   Downloaded half v2.2.0
[INFO] [stderr]   Downloaded base64 v0.21.0
[INFO] [stderr]   Downloaded ipnet v2.7.1
[INFO] [stderr]   Downloaded iana-time-zone v0.1.53
[INFO] [stderr]   Downloaded spin v0.9.6
[INFO] [stderr]   Downloaded futures-macro v0.3.27
[INFO] [stderr]   Downloaded wasm-bindgen-futures v0.4.34
[INFO] [stderr]   Downloaded jpeg-decoder v0.3.0
[INFO] [stderr]   Downloaded serde v1.0.155
[INFO] [stderr]   Downloaded simd-adler32 v0.3.5
[INFO] [stderr]   Downloaded mio v0.8.6
[INFO] [stderr]   Downloaded docfg v0.1.0
[INFO] [stderr]   Downloaded serde_derive v1.0.155
[INFO] [stderr]   Downloaded tokio-util v0.7.7
[INFO] [stderr]   Downloaded futures-executor v0.3.27
[INFO] [stderr]   Downloaded futures-io v0.3.27
[INFO] [stderr]   Downloaded futures-task v0.3.27
[INFO] [stderr]   Downloaded futures-core v0.3.27
[INFO] [stderr]   Downloaded tiff v0.8.1
[INFO] [stderr]   Downloaded elor v1.1.4
[INFO] [stderr]   Downloaded srtlib v0.1.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 346c9148b7b460d131874136e7388b086b114504e382f436f2e170cc5dda3b6c
[INFO] running `Command { std: "docker" "start" "-a" "346c9148b7b460d131874136e7388b086b114504e382f436f2e170cc5dda3b6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "346c9148b7b460d131874136e7388b086b114504e382f436f2e170cc5dda3b6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "346c9148b7b460d131874136e7388b086b114504e382f436f2e170cc5dda3b6c", kill_on_drop: false }`
[INFO] [stdout] 346c9148b7b460d131874136e7388b086b114504e382f436f2e170cc5dda3b6c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fcb658d3a5c3e55c580a8b93082f62bdfb6905d3a9fedf39233533ace4773134
[INFO] running `Command { std: "docker" "start" "-a" "fcb658d3a5c3e55c580a8b93082f62bdfb6905d3a9fedf39233533ace4773134", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling futures-core v0.3.27
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling futures-sink v0.3.27
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling crossbeam-utils v0.8.15
[INFO] [stderr]    Compiling memoffset v0.8.0
[INFO] [stderr]    Compiling slab v0.4.8
[INFO] [stderr]    Compiling futures-channel v0.3.27
[INFO] [stderr]    Compiling parking_lot_core v0.9.7
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling futures-task v0.3.27
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.14
[INFO] [stderr]    Compiling bytes v1.4.0
[INFO] [stderr]    Compiling futures-util v0.3.27
[INFO] [stderr]    Compiling tokio v1.26.0
[INFO] [stderr]    Compiling futures-io v0.3.27
[INFO] [stderr]    Compiling itoa v1.0.6
[INFO] [stderr]    Compiling rayon-core v1.11.0
[INFO] [stderr]    Compiling serde_derive v1.0.155
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.51/src/lib.rs:92:30
[INFO] [stdout]    |
[INFO] [stdout] 92 |     feature(proc_macro_span, proc_macro_span_shrink)
[INFO] [stdout]    |                              ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tracing-core v0.1.30
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling serde v1.0.155
[INFO] [stderr]    Compiling openssl v0.10.45
[INFO] [stderr]    Compiling foreign-types-shared v0.1.1
[INFO] [stderr]    Compiling num_cpus v1.15.0
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `proc-macro2` (lib) due to 1 previous error
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "fcb658d3a5c3e55c580a8b93082f62bdfb6905d3a9fedf39233533ace4773134", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fcb658d3a5c3e55c580a8b93082f62bdfb6905d3a9fedf39233533ace4773134", kill_on_drop: false }`
[INFO] [stdout] fcb658d3a5c3e55c580a8b93082f62bdfb6905d3a9fedf39233533ace4773134