[INFO] fetching crate dotacat 0.3.0...
[INFO] checking dotacat-0.3.0 against master#82310651b93a594a3fd69015e1562186a080d94c for pr-145770
[INFO] extracting crate dotacat 0.3.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate dotacat 0.3.0
[INFO] finished tweaking crates.io crate dotacat 0.3.0
[INFO] tweaked toml for crates.io crate dotacat 0.3.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate dotacat 0.3.0 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 dotacat 0.3.0 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded memchr v2.3.3
[INFO] [stderr]   Downloaded os_str_bytes v6.4.0
[INFO] [stderr]   Downloaded hermit-abi v0.1.16
[INFO] [stderr]   Downloaded ppv-lite86 v0.2.9
[INFO] [stderr]   Downloaded aho-corasick v0.7.13
[INFO] [stderr]   Downloaded regex v1.3.9
[INFO] [stderr]   Downloaded clap v4.0.26
[INFO] [stderr]   Downloaded regex-syntax v0.6.18
[INFO] [stderr]   Downloaded libc v0.2.77
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 1d7ff6370632f0dee2f3ffbc2e750dc7d71ac2adcf48cc4361bd54b5dbad8a26
[INFO] running `Command { std: "docker" "start" "-a" "1d7ff6370632f0dee2f3ffbc2e750dc7d71ac2adcf48cc4361bd54b5dbad8a26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d7ff6370632f0dee2f3ffbc2e750dc7d71ac2adcf48cc4361bd54b5dbad8a26", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d7ff6370632f0dee2f3ffbc2e750dc7d71ac2adcf48cc4361bd54b5dbad8a26", kill_on_drop: false }`
[INFO] [stdout] 1d7ff6370632f0dee2f3ffbc2e750dc7d71ac2adcf48cc4361bd54b5dbad8a26
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 8423bca391e25d5df47cedf9c42e17e59156af4d4558717354e3ff0cdbecf018
[INFO] running `Command { std: "docker" "start" "-a" "8423bca391e25d5df47cedf9c42e17e59156af4d4558717354e3ff0cdbecf018", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.77
[INFO] [stderr]    Compiling version_check v0.9.4
[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]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking os_str_bytes v6.4.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.9
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]     Checking regex-syntax v0.6.18
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking clap_lex v0.3.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking aho-corasick v0.7.13
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.47/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]     Checking colored v2.0.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[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" "8423bca391e25d5df47cedf9c42e17e59156af4d4558717354e3ff0cdbecf018", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8423bca391e25d5df47cedf9c42e17e59156af4d4558717354e3ff0cdbecf018", kill_on_drop: false }`
[INFO] [stdout] 8423bca391e25d5df47cedf9c42e17e59156af4d4558717354e3ff0cdbecf018
