[INFO] fetching crate cf_speedtest 0.4.6...
[INFO] checking cf_speedtest-0.4.6 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate cf_speedtest 0.4.6 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate cf_speedtest 0.4.6 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cf_speedtest 0.4.6
[INFO] finished tweaking crates.io crate cf_speedtest 0.4.6
[INFO] tweaked toml for crates.io crate cf_speedtest 0.4.6 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate cf_speedtest 0.4.6 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" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded argh_shared v0.1.12
[INFO] [stderr]   Downloaded argh_derive v0.1.12
[INFO] [stderr]   Downloaded argh v0.1.12
[INFO] [stderr]   Downloaded serde_derive v1.0.164
[INFO] [stderr]   Downloaded serde v1.0.164
[INFO] [stderr]   Downloaded rustls v0.21.6
[INFO] [stderr]   Downloaded rustls-webpki v0.101.3
[INFO] [stderr]   Downloaded base64 v0.21.2
[INFO] [stderr]   Downloaded ureq v2.8.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 455eba7ce24949383b6a79bb8a28c66d976251aed02a4011f5d559cc0d287737
[INFO] running `Command { std: "docker" "start" "-a" "455eba7ce24949383b6a79bb8a28c66d976251aed02a4011f5d559cc0d287737", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "455eba7ce24949383b6a79bb8a28c66d976251aed02a4011f5d559cc0d287737", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "455eba7ce24949383b6a79bb8a28c66d976251aed02a4011f5d559cc0d287737", kill_on_drop: false }`
[INFO] [stdout] 455eba7ce24949383b6a79bb8a28c66d976251aed02a4011f5d559cc0d287737
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e0b76a69c63416ed8ba633981a71010c3da7877a913bf42515ed1cc03952ae0f
[INFO] running `Command { std: "docker" "start" "-a" "e0b76a69c63416ed8ba633981a71010c3da7877a913bf42515ed1cc03952ae0f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling libc v0.2.149
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]    Compiling serde v1.0.164
[INFO] [stderr]    Compiling parking_lot_core v0.9.9
[INFO] [stderr]     Checking once_cell v1.17.1
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking scopeguard v1.2.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling lock_api v0.4.11
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]    Compiling rustls v0.21.6
[INFO] [stderr]     Checking percent-encoding v2.2.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking unicode-bidi v0.3.13
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]     Checking miniz_oxide v0.7.1
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]     Checking unicode-width v0.1.11
[INFO] [stderr]     Checking strum v0.25.0
[INFO] [stderr]     Checking iana-time-zone v0.1.56
[INFO] [stderr]     Checking base64 v0.21.2
[INFO] [stderr]     Checking webpki-roots v0.25.2
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.59/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 idna v0.3.0
[INFO] [stderr]     Checking flate2 v1.0.26
[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" "e0b76a69c63416ed8ba633981a71010c3da7877a913bf42515ed1cc03952ae0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e0b76a69c63416ed8ba633981a71010c3da7877a913bf42515ed1cc03952ae0f", kill_on_drop: false }`
[INFO] [stdout] e0b76a69c63416ed8ba633981a71010c3da7877a913bf42515ed1cc03952ae0f
