[INFO] fetching crate yubikey-cli 0.7.0...
[INFO] building yubikey-cli-0.7.0 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate yubikey-cli 0.7.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate yubikey-cli 0.7.0
[INFO] finished tweaking crates.io crate yubikey-cli 0.7.0
[INFO] tweaked toml for crates.io crate yubikey-cli 0.7.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate yubikey-cli 0.7.0 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate yubikey-cli 0.7.0 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded thiserror v1.0.37
[INFO] [stderr]   Downloaded uuid v1.2.2
[INFO] [stderr]   Downloaded pcsc-sys v1.2.0
[INFO] [stderr]   Downloaded rsa v0.7.1
[INFO] [stderr]   Downloaded pcsc v2.7.0
[INFO] [stderr]   Downloaded os_str_bytes v6.4.0
[INFO] [stderr]   Downloaded hkdf v0.12.3
[INFO] [stderr]   Downloaded oid-registry v0.6.0
[INFO] [stderr]   Downloaded time-macros v0.2.6
[INFO] [stderr]   Downloaded asn1-rs v0.5.1
[INFO] [stderr]   Downloaded pem-rfc7468 v0.6.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.37
[INFO] [stderr]   Downloaded digest v0.10.5
[INFO] [stderr]   Downloaded clap_derive v4.0.21
[INFO] [stderr]   Downloaded pkcs1 v0.4.1
[INFO] [stderr]   Downloaded regex v1.7.0
[INFO] [stderr]   Downloaded clap v4.0.24
[INFO] [stderr]   Downloaded aho-corasick v0.7.19
[INFO] [stderr]   Downloaded des v0.8.1
[INFO] [stderr]   Downloaded p256 v0.11.1
[INFO] [stderr]   Downloaded num-bigint-dig v0.8.1
[INFO] [stderr]   Downloaded num-bigint v0.4.3
[INFO] [stderr]   Downloaded libm v0.2.6
[INFO] [stderr]   Downloaded serde v1.0.147
[INFO] [stderr]   Downloaded der v0.6.0
[INFO] [stderr]   Downloaded p384 v0.11.2
[INFO] [stderr]   Downloaded cookie-factory v0.3.2
[INFO] [stderr]   Downloaded der-parser v8.1.0
[INFO] [stderr]   Downloaded base64ct v1.5.3
[INFO] [stderr]   Downloaded yubikey v0.7.0
[INFO] [stderr]   Downloaded clap_lex v0.3.0
[INFO] [stderr]   Downloaded cipher v0.4.3
[INFO] [stderr]   Downloaded data-encoding v2.3.2
[INFO] [stderr]   Downloaded chrono v0.4.23
[INFO] [stderr]   Downloaded zeroize v1.5.7
[INFO] [stderr]   Downloaded nom v7.1.1
[INFO] [stderr]   Downloaded time v0.3.17
[INFO] [stderr]   Downloaded x509 v0.2.0
[INFO] [stderr]   Downloaded const-oid v0.9.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ae87da9938dc1b00515c9f94800748cd6a9c2442c84cd18a14f5bbaf44ed538
[INFO] running `Command { std: "docker" "start" "-a" "5ae87da9938dc1b00515c9f94800748cd6a9c2442c84cd18a14f5bbaf44ed538", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ae87da9938dc1b00515c9f94800748cd6a9c2442c84cd18a14f5bbaf44ed538", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ae87da9938dc1b00515c9f94800748cd6a9c2442c84cd18a14f5bbaf44ed538", kill_on_drop: false }`
[INFO] [stdout] 5ae87da9938dc1b00515c9f94800748cd6a9c2442c84cd18a14f5bbaf44ed538
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cb0ecedc0998993207eaf8243bd53b024ba2f12d4180d75790dcf6957512b757
[INFO] running `Command { std: "docker" "start" "-a" "cb0ecedc0998993207eaf8243bd53b024ba2f12d4180d75790dcf6957512b757", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling const-oid v0.9.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]    Compiling libm v0.2.6
[INFO] [stderr]    Compiling zeroize v1.5.7
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling base64ct v1.5.3
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/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 unicode-xid v0.2.4
[INFO] [stderr]    Compiling pem-rfc7468 v0.6.0
[INFO] [stderr]    Compiling thiserror v1.0.37
[INFO] [stderr]    Compiling minimal-lexical v0.2.1
[INFO] [stderr]    Compiling getrandom v0.2.8
[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" "cb0ecedc0998993207eaf8243bd53b024ba2f12d4180d75790dcf6957512b757", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cb0ecedc0998993207eaf8243bd53b024ba2f12d4180d75790dcf6957512b757", kill_on_drop: false }`
[INFO] [stdout] cb0ecedc0998993207eaf8243bd53b024ba2f12d4180d75790dcf6957512b757