[INFO] fetching crate protos 0.1.30...
[INFO] checking protos-0.1.30 against master#39cb3386ddc6c71657418be28dbb3987eea4aa4b for pr-133536
[INFO] extracting crate protos 0.1.30 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate protos 0.1.30 on toolchain 39cb3386ddc6c71657418be28dbb3987eea4aa4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate protos 0.1.30
[INFO] finished tweaking crates.io crate protos 0.1.30
[INFO] tweaked toml for crates.io crate protos 0.1.30 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate protos 0.1.30 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" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ref-cast v1.0.14
[INFO] [stderr]   Downloaded parity-scale-codec v3.3.0
[INFO] [stderr]   Downloaded sp-storage v11.0.0
[INFO] [stderr]   Downloaded ss58-registry v1.38.0
[INFO] [stderr]   Downloaded sp-externalities v0.17.0
[INFO] [stderr]   Downloaded sp-wasm-interface v9.0.0
[INFO] [stderr]   Downloaded keccak v0.1.3
[INFO] [stderr]   Downloaded primitive-types v0.12.1
[INFO] [stderr]   Downloaded dyn-clone v1.0.10
[INFO] [stderr]   Downloaded scale-info-derive v2.1.1
[INFO] [stderr]   Downloaded scale-info v2.1.1
[INFO] [stderr]   Downloaded sp-core v14.0.0
[INFO] [stderr]   Downloaded sp-tracing v8.0.0
[INFO] [stderr]   Downloaded sp-runtime-interface v12.0.0
[INFO] [stderr]   Downloaded sp-runtime-interface-proc-macro v8.0.0
[INFO] [stderr]   Downloaded ref-cast-impl v1.0.14
[INFO] [stderr]   Downloaded parity-scale-codec-derive v3.1.4
[INFO] [stderr]   Downloaded rustix v0.35.13
[INFO] [stderr]   Downloaded sha3 v0.10.6
[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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a8e71f5682f48fd5b65bc53797459dbdbb690502e0224fb47da1628b2b6f5a79
[INFO] running `Command { std: "docker" "start" "-a" "a8e71f5682f48fd5b65bc53797459dbdbb690502e0224fb47da1628b2b6f5a79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8e71f5682f48fd5b65bc53797459dbdbb690502e0224fb47da1628b2b6f5a79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8e71f5682f48fd5b65bc53797459dbdbb690502e0224fb47da1628b2b6f5a79", kill_on_drop: false }`
[INFO] [stdout] a8e71f5682f48fd5b65bc53797459dbdbb690502e0224fb47da1628b2b6f5a79
[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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+39cb3386ddc6c71657418be28dbb3987eea4aa4b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6f58de474ea012275036f89d7272c92ed0fbd98e8cc76f8d73732c3238c170d
[INFO] running `Command { std: "docker" "start" "-a" "c6f58de474ea012275036f89d7272c92ed0fbd98e8cc76f8d73732c3238c170d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]     Checking once_cell v1.17.0
[INFO] [stderr]     Checking subtle v2.4.1
[INFO] [stderr]    Compiling unicode-xid v0.2.3
[INFO] [stderr]    Compiling generic-array v0.14.6
[INFO] [stderr]    Compiling ahash v0.7.6
[INFO] [stderr]    Compiling cc v1.0.79
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking arrayvec v0.7.2
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking bytes v1.4.0
[INFO] [stderr]     Checking byte-slice-cast v1.2.1
[INFO] [stderr]    Compiling anyhow v1.0.68
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking fallible-iterator v0.2.0
[INFO] [stderr]    Compiling io-lifetimes v0.7.5
[INFO] [stderr]    Compiling target-lexicon v0.12.5
[INFO] [stderr]     Checking stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.50/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]    Compiling radium v0.7.0
[INFO] [stderr]    Compiling paste v1.0.11
[INFO] [stderr]     Checking cpufeatures v0.2.5
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]    Compiling regex-syntax v0.6.28
[INFO] [stderr]    Compiling rustix v0.35.13
[INFO] [stderr]     Checking gimli v0.26.2
[INFO] [stderr]    Compiling aho-corasick v0.7.20
[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" "c6f58de474ea012275036f89d7272c92ed0fbd98e8cc76f8d73732c3238c170d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6f58de474ea012275036f89d7272c92ed0fbd98e8cc76f8d73732c3238c170d", kill_on_drop: false }`
[INFO] [stdout] c6f58de474ea012275036f89d7272c92ed0fbd98e8cc76f8d73732c3238c170d
