[INFO] fetching crate basyx-rs 0.2.1...
[INFO] checking basyx-rs-0.2.1 against master#b0696a5160711c068cb1f01b7437db7990d15750 for pr-121848
[INFO] extracting crate basyx-rs 0.2.1 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate basyx-rs 0.2.1 on toolchain b0696a5160711c068cb1f01b7437db7990d15750
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate basyx-rs 0.2.1
[INFO] finished tweaking crates.io crate basyx-rs 0.2.1
[INFO] tweaked toml for crates.io crate basyx-rs 0.2.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate basyx-rs 0.2.1 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" "+b0696a5160711c068cb1f01b7437db7990d15750" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded time v0.3.5
[INFO] [stderr]   Downloaded bytecount v0.6.2
[INFO] [stderr]   Downloaded num-cmp v0.1.0
[INFO] [stderr]   Downloaded time-macros v0.2.3
[INFO] [stderr]   Downloaded jsonschema v0.17.0
[INFO] [stderr]   Downloaded iso8601 v0.6.1
[INFO] [stderr]   Downloaded num-iter v0.1.42
[INFO] [stderr]   Downloaded object v0.27.1
[INFO] [stderr]   Downloaded uuid v1.3.1
[INFO] [stderr]   Downloaded clap v3.0.0-beta.5
[INFO] [stderr]   Downloaded color-eyre v0.5.11
[INFO] [stderr]   Downloaded gimli v0.26.1
[INFO] [stderr]   Downloaded clap_derive v3.0.0-beta.5
[INFO] [stderr]   Downloaded eyre v0.6.5
[INFO] [stderr]   Downloaded os_str_bytes v4.2.0
[INFO] [stderr]   Downloaded owo-colors v1.3.0
[INFO] [stderr]   Downloaded fancy-regex v0.11.0
[INFO] [stderr]   Downloaded termcolor v1.1.2
[INFO] [stderr]   Downloaded num-complex v0.4.3
[INFO] [stderr]   Downloaded anyhow v1.0.70
[INFO] [stderr]   Downloaded fraction v0.13.1
[INFO] [stderr]   Downloaded backtrace v0.3.63
[INFO] [stderr]   Downloaded textwrap v0.14.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d12c2573c102c384a00fa3bffa2e32503b6a9d7e6333a760ae9413041b72a2c2
[INFO] running `Command { std: "docker" "start" "-a" "d12c2573c102c384a00fa3bffa2e32503b6a9d7e6333a760ae9413041b72a2c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d12c2573c102c384a00fa3bffa2e32503b6a9d7e6333a760ae9413041b72a2c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d12c2573c102c384a00fa3bffa2e32503b6a9d7e6333a760ae9413041b72a2c2", kill_on_drop: false }`
[INFO] [stdout] d12c2573c102c384a00fa3bffa2e32503b6a9d7e6333a760ae9413041b72a2c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+b0696a5160711c068cb1f01b7437db7990d15750" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 692b3e729f1d5451b0f9664ce1493fc9cace73fe08d415d1f98e6d834898f7e5
[INFO] running `Command { std: "docker" "start" "-a" "692b3e729f1d5451b0f9664ce1493fc9cace73fe08d415d1f98e6d834898f7e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling num-rational v0.4.1
[INFO] [stderr]    Compiling num-iter v0.1.42
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling proc-macro2 v1.0.56
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling backtrace v0.3.63
[INFO] [stderr]    Compiling ahash v0.8.3
[INFO] [stderr]     Checking gimli v0.26.1
[INFO] [stderr]     Checking minimal-lexical v0.2.1
[INFO] [stderr]    Compiling anyhow v1.0.70
[INFO] [stderr]    Compiling serde_json v1.0.96
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.56/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 rustversion v1.0.12
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]    Compiling eyre v0.6.5
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]     Checking nom v7.1.3
[INFO] [stderr]     Checking regex v1.8.1
[INFO] [stderr]     Checking parking_lot_core v0.9.7
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[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 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "692b3e729f1d5451b0f9664ce1493fc9cace73fe08d415d1f98e6d834898f7e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "692b3e729f1d5451b0f9664ce1493fc9cace73fe08d415d1f98e6d834898f7e5", kill_on_drop: false }`
[INFO] [stdout] 692b3e729f1d5451b0f9664ce1493fc9cace73fe08d415d1f98e6d834898f7e5
