[INFO] fetching crate recursive_scraper 0.6.2...
[INFO] checking recursive_scraper-0.6.2 against master#6162f6f12339aa81fe16b8a64644ead497e411b2 for pr-113240
[INFO] extracting crate recursive_scraper 0.6.2 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate recursive_scraper 0.6.2 on toolchain 6162f6f12339aa81fe16b8a64644ead497e411b2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate recursive_scraper 0.6.2
[INFO] finished tweaking crates.io crate recursive_scraper 0.6.2
[INFO] tweaked toml for crates.io crate recursive_scraper 0.6.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate recursive_scraper 0.6.2 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" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "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 xml5ever v0.17.0
[INFO] [stderr]   Downloaded io-lifetimes v1.0.9
[INFO] [stderr]   Downloaded is-terminal v0.4.6
[INFO] [stderr]   Downloaded bit-set v0.5.3
[INFO] [stderr]   Downloaded bit-vec v0.6.3
[INFO] [stderr]   Downloaded serde_derive v1.0.159
[INFO] [stderr]   Downloaded anyhow v1.0.70
[INFO] [stderr]   Downloaded proc-macro2 v1.0.55
[INFO] [stderr]   Downloaded serde v1.0.159
[INFO] [stderr]   Downloaded h2 v0.3.16
[INFO] [stderr]   Downloaded rustix v0.37.6
[INFO] [stderr]   Downloaded winnow v0.4.1
[INFO] [stderr]   Downloaded markup5ever_rcdom v0.2.0
[INFO] [stderr]   Downloaded select v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5fb209f5a98c669b31b26b821faa65fec6f6052c83fd4040fd25a6ce09131565
[INFO] running `Command { std: "docker" "start" "-a" "5fb209f5a98c669b31b26b821faa65fec6f6052c83fd4040fd25a6ce09131565", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5fb209f5a98c669b31b26b821faa65fec6f6052c83fd4040fd25a6ce09131565", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5fb209f5a98c669b31b26b821faa65fec6f6052c83fd4040fd25a6ce09131565", kill_on_drop: false }`
[INFO] [stdout] 5fb209f5a98c669b31b26b821faa65fec6f6052c83fd4040fd25a6ce09131565
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:a420fdec406141845121210faa381f8029b0be6d4170deff7c4445a424f67918" "/opt/rustwide/cargo-home/bin/cargo" "+6162f6f12339aa81fe16b8a64644ead497e411b2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 428c9f8cf309afbfe7441f1282ccde5de5a72ec7ac4d99e06371d94a7d5a785e
[INFO] running `Command { std: "docker" "start" "-a" "428c9f8cf309afbfe7441f1282ccde5de5a72ec7ac4d99e06371d94a7d5a785e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.55
[INFO] [stderr]    Compiling libc v0.2.140
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling serde_derive v1.0.159
[INFO] [stderr]    Compiling serde v1.0.159
[INFO] [stderr]    Compiling openssl-sys v0.9.84
[INFO] [stderr]    Compiling getrandom v0.2.8
[INFO] [stderr]    Compiling tokio v1.27.0
[INFO] [stderr]    Compiling io-lifetimes v1.0.9
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling rustix v0.37.6
[INFO] [stderr]    Compiling openssl v0.10.49
[INFO] [stderr]     Checking linux-raw-sys v0.3.1
[INFO] [stderr]     Checking phf v0.10.1
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking concolor-query v0.3.3
[INFO] [stderr]     Checking anstyle-parse v0.1.1
[INFO] [stderr]     Checking concolor-override v1.0.0
[INFO] [stderr]     Checking anstyle v0.3.5
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]     Checking bit-vec v0.6.3
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking clap_lex v0.4.1
[INFO] [stderr]     Checking regex-syntax v0.6.29
[INFO] [stderr]     Checking winnow v0.4.1
[INFO] [stderr]    Compiling anyhow v1.0.70
[INFO] [stderr]     Checking url v2.3.1
[INFO] [stderr]     Checking ipnet v2.7.2
[INFO] [stderr]     Checking want v0.3.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]     Checking bit-set v0.5.3
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.55/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] [stdout] error: aborting due to 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" "428c9f8cf309afbfe7441f1282ccde5de5a72ec7ac4d99e06371d94a7d5a785e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "428c9f8cf309afbfe7441f1282ccde5de5a72ec7ac4d99e06371d94a7d5a785e", kill_on_drop: false }`
[INFO] [stdout] 428c9f8cf309afbfe7441f1282ccde5de5a72ec7ac4d99e06371d94a7d5a785e