[INFO] fetching crate chain-spec-generator 13.0.1-beta.196...
[INFO] checking chain-spec-generator-13.0.1-beta.196 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145342-1
[INFO] extracting crate chain-spec-generator 13.0.1-beta.196 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate chain-spec-generator 13.0.1-beta.196
[INFO] finished tweaking crates.io crate chain-spec-generator 13.0.1-beta.196
[INFO] tweaked toml for crates.io crate chain-spec-generator 13.0.1-beta.196 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate chain-spec-generator 13.0.1-beta.196 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate chain-spec-generator 13.0.1-beta.196 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded temp-dir v0.1.11
[INFO] [stderr]   Downloaded predicates-core v1.0.5
[INFO] [stderr]   Downloaded ipnetwork v0.17.0
[INFO] [stderr]   Downloaded downcast v0.10.0
[INFO] [stderr]   Downloaded fragile v1.2.2
[INFO] [stderr]   Downloaded predicates-tree v1.0.7
[INFO] [stderr]   Downloaded pest_derive v2.5.5
[INFO] [stderr]   Downloaded mockall_derive v0.9.1
[INFO] [stderr]   Downloaded pest_meta v2.5.5
[INFO] [stderr]   Downloaded mockall v0.9.1
[INFO] [stderr]   Downloaded pest_generator v2.5.5
[INFO] [stderr]   Downloaded pest v2.5.5
[INFO] [stderr]   Downloaded termtree v0.4.0
[INFO] [stderr]   Downloaded insta v1.6.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 452cc6a97a2a788595fe593614ed5eb0582518e0e6692d2e2f82d6aef1c8dfe9
[INFO] running `Command { std: "docker" "start" "-a" "452cc6a97a2a788595fe593614ed5eb0582518e0e6692d2e2f82d6aef1c8dfe9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "452cc6a97a2a788595fe593614ed5eb0582518e0e6692d2e2f82d6aef1c8dfe9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "452cc6a97a2a788595fe593614ed5eb0582518e0e6692d2e2f82d6aef1c8dfe9", kill_on_drop: false }`
[INFO] [stdout] 452cc6a97a2a788595fe593614ed5eb0582518e0e6692d2e2f82d6aef1c8dfe9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8fc63f8a1bf0495f23bde1033456b5cc0abd366c320aacf3826c7e732f8167f7
[INFO] running `Command { std: "docker" "start" "-a" "8fc63f8a1bf0495f23bde1033456b5cc0abd366c320aacf3826c7e732f8167f7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.51
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling thiserror v1.0.38
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling ucd-trie v0.1.5
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling serde_json v1.0.93
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking linked-hash-map v0.5.6
[INFO] [stderr]    Compiling unicode-segmentation v1.10.1
[INFO] [stderr]     Checking ryu v1.0.12
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]    Compiling once_cell v1.17.1
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking predicates-core v1.0.5
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.51/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 normalize-line-endings v0.3.0
[INFO] [stderr]     Checking termtree v0.4.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking bs58 v0.4.0
[INFO] [stderr]     Checking fs_extra v1.3.0
[INFO] [stderr]     Checking fragile v2.0.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]     Checking predicates-tree v1.0.7
[INFO] [stderr]     Checking similar v1.3.0
[INFO] [stderr]     Checking uuid v0.8.2
[INFO] [stderr]     Checking downcast v0.10.0
[INFO] [stderr]     Checking assert_matches v1.5.0
[INFO] [stderr]     Checking temp-dir v0.1.11
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]     Checking fragile v1.2.2
[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" "8fc63f8a1bf0495f23bde1033456b5cc0abd366c320aacf3826c7e732f8167f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8fc63f8a1bf0495f23bde1033456b5cc0abd366c320aacf3826c7e732f8167f7", kill_on_drop: false }`
[INFO] [stdout] 8fc63f8a1bf0495f23bde1033456b5cc0abd366c320aacf3826c7e732f8167f7