[INFO] cloning repository https://github.com/66OJ66/axum_webauthn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/66OJ66/axum_webauthn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F66OJ66%2Faxum_webauthn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F66OJ66%2Faxum_webauthn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 807ca9b1573911043b6f3511b0bf6ea3612cb65c
[INFO] checking 66OJ66/axum_webauthn against try#78c81ee3917a99dcff6e2e6822800f0492c415c3 for pr-148967
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F66OJ66%2Faxum_webauthn" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/66OJ66/axum_webauthn
[INFO] finished tweaking git repo https://github.com/66OJ66/axum_webauthn
[INFO] tweaked toml for git repo https://github.com/66OJ66/axum_webauthn written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/66OJ66/axum_webauthn on toolchain 78c81ee3917a99dcff6e2e6822800f0492c415c3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/66OJ66/axum_webauthn 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" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cd0548834db2fd59c34ab20c452dd5c4cb351ee19a7d58fe8e516d1857eff302
[INFO] running `Command { std: "docker" "start" "-a" "cd0548834db2fd59c34ab20c452dd5c4cb351ee19a7d58fe8e516d1857eff302", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cd0548834db2fd59c34ab20c452dd5c4cb351ee19a7d58fe8e516d1857eff302", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd0548834db2fd59c34ab20c452dd5c4cb351ee19a7d58fe8e516d1857eff302", kill_on_drop: false }`
[INFO] [stdout] cd0548834db2fd59c34ab20c452dd5c4cb351ee19a7d58fe8e516d1857eff302
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+78c81ee3917a99dcff6e2e6822800f0492c415c3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f33ad5cdf4bfe832be74db91ff26bd633a2e2303cb23f9bb1d2ad607c154ff24
[INFO] running `Command { std: "docker" "start" "-a" "f33ad5cdf4bfe832be74db91ff26bd633a2e2303cb23f9bb1d2ad607c154ff24", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling crossbeam-utils v0.8.14
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling cc v1.0.78
[INFO] [stderr]     Checking futures-io v0.3.25
[INFO] [stderr]    Compiling lock_api v0.4.9
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]     Checking generic-array v0.14.6
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling polling v2.5.2
[INFO] [stderr]     Checking smallvec v1.10.0
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]     Checking socket2 v0.4.7
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.50/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 percent-encoding v2.2.0
[INFO] [stderr]    Compiling openssl v0.10.45
[INFO] [stderr]    Compiling serde_json v1.0.91
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling async-io v1.12.0
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]     Checking form_urlencoded v1.1.0
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]     Checking ryu v1.0.12
[INFO] [stdout] For more information about this error, try `rustc --explain E0635`.
[INFO] [stdout] 
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]     Checking base64 v0.13.1
[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" "f33ad5cdf4bfe832be74db91ff26bd633a2e2303cb23f9bb1d2ad607c154ff24", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f33ad5cdf4bfe832be74db91ff26bd633a2e2303cb23f9bb1d2ad607c154ff24", kill_on_drop: false }`
[INFO] [stdout] f33ad5cdf4bfe832be74db91ff26bd633a2e2303cb23f9bb1d2ad607c154ff24
