[INFO] fetching crate mlscraper-rust 0.1.2...
[INFO] checking mlscraper-rust-0.1.2 against master#30f74ff0dc4d66debc8b50724c446f817e5f75f4 for pr-121848-1
[INFO] extracting crate mlscraper-rust 0.1.2 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate mlscraper-rust 0.1.2 on toolchain 30f74ff0dc4d66debc8b50724c446f817e5f75f4
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate mlscraper-rust 0.1.2
[INFO] finished tweaking crates.io crate mlscraper-rust 0.1.2
[INFO] tweaked toml for crates.io crate mlscraper-rust 0.1.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate mlscraper-rust 0.1.2 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" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tl v0.7.7
[INFO] [stderr]   Downloaded bumpalo v3.12.2
[INFO] [stderr]   Downloaded tokio v1.28.1
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2ea44c53d48bc86d04697bcaf548eabdd43ab1df68c69eb3f7bf009a474eceea
[INFO] running `Command { std: "docker" "start" "-a" "2ea44c53d48bc86d04697bcaf548eabdd43ab1df68c69eb3f7bf009a474eceea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2ea44c53d48bc86d04697bcaf548eabdd43ab1df68c69eb3f7bf009a474eceea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ea44c53d48bc86d04697bcaf548eabdd43ab1df68c69eb3f7bf009a474eceea", kill_on_drop: false }`
[INFO] [stdout] 2ea44c53d48bc86d04697bcaf548eabdd43ab1df68c69eb3f7bf009a474eceea
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+30f74ff0dc4d66debc8b50724c446f817e5f75f4" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d76391aa901765a0ccaa4cc1fdf9090a709037a286babe0c4b25888e5b24fd72
[INFO] running `Command { std: "docker" "start" "-a" "d76391aa901765a0ccaa4cc1fdf9090a709037a286babe0c4b25888e5b24fd72", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling tokio v1.28.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.58
[INFO] [stderr]    Compiling openssl-sys v0.9.87
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]     Checking tracing-core v0.1.31
[INFO] [stderr]    Compiling openssl v0.10.52
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking crossbeam-deque v0.8.3
[INFO] [stderr]     Checking futures-channel v0.3.28
[INFO] [stderr]     Checking http-body v0.4.5
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking regex-syntax v0.7.1
[INFO] [stderr]     Checking ciborium-io v0.2.1
[INFO] [stderr]    Compiling anyhow v1.0.71
[INFO] [stderr]     Checking nibble_vec v0.1.0
[INFO] [stderr]     Checking ciborium-ll v0.2.1
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.58/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]     Checking endian-type v0.1.2
[INFO] [stderr]     Checking clap v3.2.25
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking plotters v0.3.4
[INFO] [stderr]     Checking radix_trie v0.2.1
[INFO] [stderr]     Checking tl v0.7.7
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking tracing v0.1.37
[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" "d76391aa901765a0ccaa4cc1fdf9090a709037a286babe0c4b25888e5b24fd72", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d76391aa901765a0ccaa4cc1fdf9090a709037a286babe0c4b25888e5b24fd72", kill_on_drop: false }`
[INFO] [stdout] d76391aa901765a0ccaa4cc1fdf9090a709037a286babe0c4b25888e5b24fd72
