[INFO] fetching crate clia-rcproxy 2.2.1...
[INFO] checking clia-rcproxy-2.2.1 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124157
[INFO] extracting crate clia-rcproxy 2.2.1 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate clia-rcproxy 2.2.1 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate clia-rcproxy 2.2.1
[INFO] finished tweaking crates.io crate clia-rcproxy 2.2.1
[INFO] tweaked toml for crates.io crate clia-rcproxy 2.2.1 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate clia-rcproxy 2.2.1 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" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded net2 v0.2.38
[INFO] [stderr]   Downloaded prometheus v0.7.0
[INFO] [stderr]   Downloaded serde_derive v1.0.147
[INFO] [stderr]   Downloaded sysinfo v0.9.6
[INFO] [stderr]   Downloaded syn v1.0.103
[INFO] [stderr]   Downloaded trust-dns-resolver v0.11.1
[INFO] [stderr]   Downloaded actix-rt v0.2.6
[INFO] [stderr]   Downloaded tokio-signal v0.2.9
[INFO] [stderr]   Downloaded assert2-macros v0.1.0
[INFO] [stderr]   Downloaded brotli-sys v0.3.2
[INFO] [stderr]   Downloaded actix-router v0.1.5
[INFO] [stderr]   Downloaded link-cplusplus v1.0.7
[INFO] [stderr]   Downloaded cxx v1.0.80
[INFO] [stderr]   Downloaded iana-time-zone v0.1.51
[INFO] [stderr]   Downloaded cxxbridge-macro v1.0.80
[INFO] [stderr]   Downloaded clia-local-offset v0.1.0
[INFO] [stderr]   Downloaded btoi v0.4.2
[INFO] [stderr]   Downloaded clia-time v0.3.10
[INFO] [stderr]   Downloaded clia-tracing-appender v0.2.4
[INFO] [stderr]   Downloaded actix-server v0.6.1
[INFO] [stderr]   Downloaded actix-testing v0.1.0
[INFO] [stderr]   Downloaded actix-web-codegen v0.1.3
[INFO] [stderr]   Downloaded brotli2 v0.3.2
[INFO] [stderr]   Downloaded ipconfig v0.2.2
[INFO] [stderr]   Downloaded resolv-conf v0.6.3
[INFO] [stderr]   Downloaded enum-as-inner v0.2.1
[INFO] [stderr]   Downloaded trust-dns-proto v0.7.4
[INFO] [stderr]   Downloaded actix-http v0.2.11
[INFO] [stderr]   Downloaded ahash v0.2.19
[INFO] [stderr]   Downloaded assert2 v0.1.2
[INFO] [stderr]   Downloaded cxxbridge-flags v1.0.80
[INFO] [stderr]   Downloaded actix-connect v0.2.5
[INFO] [stderr]   Downloaded actix-server-config v0.1.2
[INFO] [stderr]   Downloaded actix-threadpool v0.1.2
[INFO] [stderr]   Downloaded actix-codec v0.1.2
[INFO] [stderr]   Downloaded actix-utils v0.4.7
[INFO] [stderr]   Downloaded actix-service v0.4.2
[INFO] [stderr]   Downloaded awc v0.2.8
[INFO] [stderr]   Downloaded derive_more v0.15.0
[INFO] [stderr]   Downloaded const-random-macro v0.1.13
[INFO] [stderr]   Downloaded const-random v0.1.13
[INFO] [stderr]   Downloaded hashbrown v0.6.3
[INFO] [stderr]   Downloaded scratch v1.0.2
[INFO] [stderr]   Downloaded cxx-build v1.0.80
[INFO] [stderr]   Downloaded const_fn v0.4.9
[INFO] [stderr]   Downloaded tz-rs v0.6.14
[INFO] [stderr]   Downloaded clia-tracing-config v0.2.4
[INFO] [stderr]   Downloaded filetime v0.2.18
[INFO] [stderr]   Downloaded notify v4.0.17
[INFO] [stderr]   Downloaded hotwatch v0.4.6
[INFO] [stderr]   Downloaded md5 v0.6.1
[INFO] [stderr]   Downloaded serde_json v1.0.87
[INFO] [stderr]   Downloaded c_linked_list v1.1.1
[INFO] [stderr]   Downloaded get_if_addrs-sys v0.1.1
[INFO] [stderr]   Downloaded get_if_addrs v0.5.3
[INFO] [stderr]   Downloaded libc v0.2.135
[INFO] [stderr]   Downloaded time v0.3.15
[INFO] [stderr]   Downloaded serde v1.0.147
[INFO] [stderr]   Downloaded actix-web v1.0.9
[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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3ac92fb8bb3b92b43d4824f77f3d28604b2a9fe65a1137c39f259ffd56f5d93f
[INFO] running `Command { std: "docker" "start" "-a" "3ac92fb8bb3b92b43d4824f77f3d28604b2a9fe65a1137c39f259ffd56f5d93f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ac92fb8bb3b92b43d4824f77f3d28604b2a9fe65a1137c39f259ffd56f5d93f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ac92fb8bb3b92b43d4824f77f3d28604b2a9fe65a1137c39f259ffd56f5d93f", kill_on_drop: false }`
[INFO] [stdout] 3ac92fb8bb3b92b43d4824f77f3d28604b2a9fe65a1137c39f259ffd56f5d93f
[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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2fbcd75c725eb0c38c51cd373ed31a3dcf257bbe95e5b81f893b182700ca59fd
[INFO] running `Command { std: "docker" "start" "-a" "2fbcd75c725eb0c38c51cd373ed31a3dcf257bbe95e5b81f893b182700ca59fd", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.135
[INFO] [stderr]    Compiling proc-macro2 v1.0.47
[INFO] [stderr]    Compiling unicode-ident v1.0.5
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling syn v1.0.103
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking futures v0.1.31
[INFO] [stderr]    Compiling slab v0.4.7
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]     Checking lock_api v0.3.4
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling serde_derive v1.0.147
[INFO] [stderr]    Compiling parking_lot_core v0.6.2
[INFO] [stderr]    Compiling parking_lot v0.9.0
[INFO] [stderr]    Compiling serde v1.0.147
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]     Checking itoa v1.0.4
[INFO] [stderr]     Checking unicode-normalization v0.1.22
[INFO] [stderr]    Compiling crossbeam-utils v0.8.12
[INFO] [stderr]    Compiling aho-corasick v0.7.19
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking ryu v1.0.11
[INFO] [stderr]    Compiling serde_json v1.0.87
[INFO] [stderr]     Checking smallvec v0.6.14
[INFO] [stderr]     Checking itoa v0.4.8
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.47/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 backtrace v0.3.66
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling num-traits v0.2.15
[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" "2fbcd75c725eb0c38c51cd373ed31a3dcf257bbe95e5b81f893b182700ca59fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2fbcd75c725eb0c38c51cd373ed31a3dcf257bbe95e5b81f893b182700ca59fd", kill_on_drop: false }`
[INFO] [stdout] 2fbcd75c725eb0c38c51cd373ed31a3dcf257bbe95e5b81f893b182700ca59fd
