[INFO] fetching crate feignhttp 0.5.1...
[INFO] checking feignhttp-0.5.1 against master#80399064afa4a2cd153f30d02c25f7ea0383ed65 for opaque-soundness-fix
[INFO] extracting crate feignhttp 0.5.1 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate feignhttp 0.5.1 on toolchain 80399064afa4a2cd153f30d02c25f7ea0383ed65
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate feignhttp 0.5.1
[INFO] finished tweaking crates.io crate feignhttp 0.5.1
[INFO] tweaked toml for crates.io crate feignhttp 0.5.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate feignhttp 0.5.1 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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded matches v0.1.9
[INFO] [stderr]   Downloaded unicode-bidi v0.3.7
[INFO] [stderr]   Downloaded url v2.2.2
[INFO] [stderr]   Downloaded tokio-macros v1.7.0
[INFO] [stderr]   Downloaded tinyvec v1.5.1
[INFO] [stderr]   Downloaded futures-sink v0.3.17
[INFO] [stderr]   Downloaded http-body v0.4.4
[INFO] [stderr]   Downloaded rand_hc v0.3.1
[INFO] [stderr]   Downloaded openssl-probe v0.1.4
[INFO] [stderr]   Downloaded tokio-native-tls v0.3.0
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[INFO] [stderr]   Downloaded try-lock v0.2.3
[INFO] [stderr]   Downloaded winreg v0.7.0
[INFO] [stderr]   Downloaded cache-padded v1.1.1
[INFO] [stderr]   Downloaded feignhttp-codegen v0.5.1
[INFO] [stderr]   Downloaded parking v2.0.0
[INFO] [stderr]   Downloaded wepoll-ffi v0.1.2
[INFO] [stderr]   Downloaded curl v0.4.41
[INFO] [stderr]   Downloaded serde_json v1.0.73
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[INFO] [stderr]   Downloaded hyper v0.14.16
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[INFO] [stderr]   Downloaded syn v1.0.82
[INFO] [stderr]   Downloaded tokio v1.15.0
[INFO] [stderr]   Downloaded libz-sys v1.1.3
[INFO] [stderr]   Downloaded encoding_rs v0.8.30
[INFO] [stderr]   Downloaded pin-project v1.0.8
[INFO] [stderr]   Downloaded mockito v0.23.3
[INFO] [stderr]   Downloaded futures-util v0.3.17
[INFO] [stderr]   Downloaded tokio-util v0.6.9
[INFO] [stderr]   Downloaded h2 v0.3.9
[INFO] [stderr]   Downloaded http v0.2.5
[INFO] [stderr]   Downloaded socket2 v0.4.2
[INFO] [stderr]   Downloaded tracing-core v0.1.21
[INFO] [stderr]   Downloaded curl-sys v0.4.55+curl-7.83.1
[INFO] [stderr]   Downloaded tracing v0.1.29
[INFO] [stderr]   Downloaded security-framework v2.4.2
[INFO] [stderr]   Downloaded rand v0.8.4
[INFO] [stderr]   Downloaded bumpalo v3.8.0
[INFO] [stderr]   Downloaded reqwest v0.11.7
[INFO] [stderr]   Downloaded serde v1.0.132
[INFO] [stderr]   Downloaded bytes v1.1.0
[INFO] [stderr]   Downloaded mio v0.7.14
[INFO] [stderr]   Downloaded futures-channel v0.3.17
[INFO] [stderr]   Downloaded openssl-sys v0.9.72
[INFO] [stderr]   Downloaded security-framework-sys v2.4.2
[INFO] [stderr]   Downloaded tempfile v3.2.0
[INFO] [stderr]   Downloaded serde_derive v1.0.132
[INFO] [stderr]   Downloaded proc-macro2 v1.0.59
[INFO] [stderr]   Downloaded futures-lite v1.12.0
[INFO] [stderr]   Downloaded polling v2.2.0
[INFO] [stderr]   Downloaded async-channel v1.6.1
[INFO] [stderr]   Downloaded futures-io v0.3.17
[INFO] [stderr]   Downloaded pin-project-internal v1.0.8
[INFO] [stderr]   Downloaded assert-json-diff v1.1.0
[INFO] [stderr]   Downloaded futures-task v0.3.17
[INFO] [stderr]   Downloaded slab v0.4.5
[INFO] [stderr]   Downloaded tracing-attributes v0.1.18
[INFO] [stderr]   Downloaded ipnet v2.3.1
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.15
[INFO] [stderr]   Downloaded serde_urlencoded v0.7.0
[INFO] [stderr]   Downloaded unicode-normalization v0.1.19
[INFO] [stderr]   Downloaded fastrand v1.5.0
[INFO] [stderr]   Downloaded event-listener v2.5.1
[INFO] [stderr]   Downloaded extend v0.1.2
[INFO] [stderr]   Downloaded colored v1.9.3
[INFO] [stderr]   Downloaded futures-core v0.3.17
[INFO] [stderr]   Downloaded httparse v1.5.1
[INFO] [stderr]   Downloaded native-tls v0.2.8
[INFO] [stderr]   Downloaded pin-project-lite v0.2.7
[INFO] [stderr]   Downloaded concurrent-queue v1.2.2
[INFO] [stderr]   Downloaded waker-fn v1.1.0
[INFO] [stderr]   Downloaded once_cell v1.12.0
[INFO] [stderr]   Downloaded lock_api v0.4.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 679c3846ec9360fc5a8cfcc8016452885d65988640a008ab8fa6d21dc0d6d5fe
[INFO] running `Command { std: "docker" "start" "-a" "679c3846ec9360fc5a8cfcc8016452885d65988640a008ab8fa6d21dc0d6d5fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "679c3846ec9360fc5a8cfcc8016452885d65988640a008ab8fa6d21dc0d6d5fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "679c3846ec9360fc5a8cfcc8016452885d65988640a008ab8fa6d21dc0d6d5fe", kill_on_drop: false }`
[INFO] [stdout] 679c3846ec9360fc5a8cfcc8016452885d65988640a008ab8fa6d21dc0d6d5fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+80399064afa4a2cd153f30d02c25f7ea0383ed65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c8b84bde12af21d071936dbf101f11afa2f93124fe6ef174d55bb1c80ebe70d
[INFO] running `Command { std: "docker" "start" "-a" "6c8b84bde12af21d071936dbf101f11afa2f93124fe6ef174d55bb1c80ebe70d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.112
[INFO] [stderr]    Compiling proc-macro2 v1.0.59
[INFO] [stderr]    Compiling unicode-ident v1.0.9
[INFO] [stderr]    Compiling quote v1.0.28
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling pkg-config v0.3.24
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]     Checking pin-project-lite v0.2.7
[INFO] [stderr]    Compiling cc v1.0.72
[INFO] [stderr]     Checking instant v0.1.12
[INFO] [stderr]    Compiling futures-core v0.3.17
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking once_cell v1.12.0
[INFO] [stderr]     Checking smallvec v1.8.0
[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 lock_api v0.4.6
[INFO] [stderr]    Compiling serde_derive v1.0.132
[INFO] [stderr]    Compiling serde v1.0.132
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling futures-task v0.3.17
[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" "6c8b84bde12af21d071936dbf101f11afa2f93124fe6ef174d55bb1c80ebe70d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c8b84bde12af21d071936dbf101f11afa2f93124fe6ef174d55bb1c80ebe70d", kill_on_drop: false }`
[INFO] [stdout] 6c8b84bde12af21d071936dbf101f11afa2f93124fe6ef174d55bb1c80ebe70d
