[INFO] fetching crate bunyan_view 0.3.3...
[INFO] checking bunyan_view-0.3.3 against master#82310651b93a594a3fd69015e1562186a080d94c for pr-145770
[INFO] extracting crate bunyan_view 0.3.3 into /workspace/builds/worker-3-tc1/source
[INFO] removed /workspace/builds/worker-3-tc1/source/.cargo/config
[INFO] started tweaking crates.io crate bunyan_view 0.3.3
[INFO] finished tweaking crates.io crate bunyan_view 0.3.3
[INFO] tweaked toml for crates.io crate bunyan_view 0.3.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate bunyan_view 0.3.3 on toolchain 82310651b93a594a3fd69015e1562186a080d94c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate bunyan_view 0.3.3 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" "+82310651b93a594a3fd69015e1562186a080d94c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unicode-ident v1.0.6
[INFO] [stderr]   Downloaded vec_map v0.8.2
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.83
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[INFO] [stderr]   Downloaded ctor v0.1.26
[INFO] [stderr]   Downloaded codespan-reporting v0.11.1
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[INFO] [stderr]   Downloaded proc-macro2 v1.0.49
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4f8c0b017a4d1e84ac421c4bb267d14c1c7d5b596a66b6f10fea78342247b0ff
[INFO] running `Command { std: "docker" "start" "-a" "4f8c0b017a4d1e84ac421c4bb267d14c1c7d5b596a66b6f10fea78342247b0ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4f8c0b017a4d1e84ac421c4bb267d14c1c7d5b596a66b6f10fea78342247b0ff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4f8c0b017a4d1e84ac421c4bb267d14c1c7d5b596a66b6f10fea78342247b0ff", kill_on_drop: false }`
[INFO] [stdout] 4f8c0b017a4d1e84ac421c4bb267d14c1c7d5b596a66b6f10fea78342247b0ff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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" "+82310651b93a594a3fd69015e1562186a080d94c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dac2deac06c9c692ca22f3961a854c561033c92737803b37e020891af7407081
[INFO] running `Command { std: "docker" "start" "-a" "dac2deac06c9c692ca22f3961a854c561033c92737803b37e020891af7407081", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling serde_derive v1.0.152
[INFO] [stderr]    Compiling serde v1.0.152
[INFO] [stderr]    Compiling cc v1.0.78
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling serde_json v1.0.91
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking miniz_oxide v0.6.2
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling num-integer v0.1.45
[INFO] [stderr]     Checking itoa v1.0.5
[INFO] [stderr]     Checking ryu v1.0.12
[INFO] [stderr]     Checking strsim v0.8.0
[INFO] [stderr]     Checking iana-time-zone v0.1.53
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking json_pretty v0.1.2
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking bytes v1.3.0
[INFO] [stderr]    Compiling walkdir v0.1.8
[INFO] [stderr]     Checking pretty_assertions v1.3.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.49/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 copy_dir v0.1.2
[INFO] [stderr]     Checking flate2 v1.0.25
[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" "dac2deac06c9c692ca22f3961a854c561033c92737803b37e020891af7407081", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dac2deac06c9c692ca22f3961a854c561033c92737803b37e020891af7407081", kill_on_drop: false }`
[INFO] [stdout] dac2deac06c9c692ca22f3961a854c561033c92737803b37e020891af7407081
