[INFO] fetching crate clap-verbosity-flag2 2.1.1...
[INFO] checking clap-verbosity-flag2-2.1.1 against master#82310651b93a594a3fd69015e1562186a080d94c for pr-145770
[INFO] extracting crate clap-verbosity-flag2 2.1.1 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate clap-verbosity-flag2 2.1.1
[INFO] finished tweaking crates.io crate clap-verbosity-flag2 2.1.1
[INFO] tweaked toml for crates.io crate clap-verbosity-flag2 2.1.1 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate clap-verbosity-flag2 2.1.1 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 clap-verbosity-flag2 2.1.1 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" "+82310651b93a594a3fd69015e1562186a080d94c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded env_logger v0.10.1
[INFO] [stderr]   Downloaded quote v1.0.18
[INFO] [stderr]   Downloaded tracing-attributes v0.1.21
[INFO] [stderr]   Downloaded clap_derive v4.0.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.44
[INFO] [stderr]   Downloaded tracing v0.1.35
[INFO] [stderr]   Downloaded tracing-subscriber v0.3.11
[INFO] [stderr]   Downloaded syn v1.0.96
[INFO] [stderr]   Downloaded clap v4.0.0
[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" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b08971ca769ffd2274301cf3a222653cd8cd518813b12d16159d046e75a37b30
[INFO] running `Command { std: "docker" "start" "-a" "b08971ca769ffd2274301cf3a222653cd8cd518813b12d16159d046e75a37b30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b08971ca769ffd2274301cf3a222653cd8cd518813b12d16159d046e75a37b30", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b08971ca769ffd2274301cf3a222653cd8cd518813b12d16159d046e75a37b30", kill_on_drop: false }`
[INFO] [stdout] b08971ca769ffd2274301cf3a222653cd8cd518813b12d16159d046e75a37b30
[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" "+82310651b93a594a3fd69015e1562186a080d94c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0edaf2bfa3f265799e2d6aeedb1c566332ef1dc3b3c7647785bec1265892a451
[INFO] running `Command { std: "docker" "start" "-a" "0edaf2bfa3f265799e2d6aeedb1c566332ef1dc3b3c7647785bec1265892a451", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.44
[INFO] [stderr]    Compiling unicode-ident v1.0.0
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling syn v1.0.96
[INFO] [stderr]     Checking once_cell v1.18.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling libc v0.2.139
[INFO] [stderr]    Compiling io-lifetimes v1.0.5
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling rustix v0.36.7
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking linux-raw-sys v0.1.4
[INFO] [stderr]     Checking os_str_bytes v6.1.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.26
[INFO] [stderr]     Checking smallvec v1.8.0
[INFO] [stderr]     Checking sharded-slab v0.1.4
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking pin-project-lite v0.2.9
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/proc-macro2-1.0.44/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 clap_lex v0.3.0
[INFO] [stderr]     Checking tracing-log v0.1.3
[INFO] [stderr]     Checking tracing-log v0.2.0
[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" "0edaf2bfa3f265799e2d6aeedb1c566332ef1dc3b3c7647785bec1265892a451", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0edaf2bfa3f265799e2d6aeedb1c566332ef1dc3b3c7647785bec1265892a451", kill_on_drop: false }`
[INFO] [stdout] 0edaf2bfa3f265799e2d6aeedb1c566332ef1dc3b3c7647785bec1265892a451
