[INFO] fetching crate racf 1.6.6...
[INFO] checking racf-1.6.6 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate racf 1.6.6 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate racf 1.6.6 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate racf 1.6.6
[INFO] finished tweaking crates.io crate racf 1.6.6
[INFO] tweaked toml for crates.io crate racf 1.6.6 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate racf 1.6.6 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" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded hermit-abi v0.3.1
[INFO] [stderr]   Downloaded toml v0.7.3
[INFO] [stderr]   Downloaded memoffset v0.6.5
[INFO] [stderr]   Downloaded core-foundation-sys v0.8.4
[INFO] [stderr]   Downloaded core-foundation v0.9.3
[INFO] [stderr]   Downloaded once_cell v1.17.1
[INFO] [stderr]   Downloaded windows-targets v0.48.0
[INFO] [stderr]   Downloaded anstream v0.3.2
[INFO] [stderr]   Downloaded serde_spanned v0.6.1
[INFO] [stderr]   Downloaded anstyle-parse v0.2.0
[INFO] [stderr]   Downloaded mach2 v0.4.1
[INFO] [stderr]   Downloaded serde_derive v1.0.163
[INFO] [stderr]   Downloaded io-lifetimes v1.0.10
[INFO] [stderr]   Downloaded winnow v0.4.6
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.48.0
[INFO] [stderr]   Downloaded linux-raw-sys v0.3.7
[INFO] [stderr]   Downloaded rustix v0.37.19
[INFO] [stderr]   Downloaded windows_aarch64_gnullvm v0.48.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.48.0
[INFO] [stderr]   Downloaded getsys v1.2.0
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.48.0
[INFO] [stderr]   Downloaded windows_i686_msvc v0.48.0
[INFO] [stderr]   Downloaded windows_x86_64_gnullvm v0.48.0
[INFO] [stderr]   Downloaded libc v0.2.144
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.48.0
[INFO] [stderr]   Downloaded syn v2.0.16
[INFO] [stderr]   Downloaded toml_edit v0.19.8
[INFO] [stderr]   Downloaded nix v0.26.2
[INFO] [stderr]   Downloaded uom v0.34.0
[INFO] [stderr]   Downloaded clap_builder v4.2.7
[INFO] [stderr]   Downloaded nix v0.23.2
[INFO] [stderr]   Downloaded owo-colors v3.5.0
[INFO] [stderr]   Downloaded num-traits v0.2.15
[INFO] [stderr]   Downloaded psutil v3.2.2
[INFO] [stderr]   Downloaded typenum v1.16.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.57
[INFO] [stderr]   Downloaded starship-battery v0.8.0
[INFO] [stderr]   Downloaded serde v1.0.163
[INFO] [stderr]   Downloaded memchr v2.5.0
[INFO] [stderr]   Downloaded unicode-ident v1.0.8
[INFO] [stderr]   Downloaded clap v4.2.7
[INFO] [stderr]   Downloaded anstyle-wincon v1.0.1
[INFO] [stderr]   Downloaded toml_datetime v0.6.1
[INFO] [stderr]   Downloaded errno v0.3.1
[INFO] [stderr]   Downloaded hermit-abi v0.2.6
[INFO] [stderr]   Downloaded num_cpus v1.15.0
[INFO] [stderr]   Downloaded mach v0.3.2
[INFO] [stderr]   Downloaded lazycell v1.3.0
[INFO] [stderr]   Downloaded thiserror v1.0.40
[INFO] [stderr]   Downloaded static_assertions v1.1.0
[INFO] [stderr]   Downloaded quote v1.0.27
[INFO] [stderr]   Downloaded thiserror-impl v1.0.40
[INFO] [stderr]   Downloaded clap_derive v4.2.0
[INFO] [stderr]   Downloaded glob v0.3.1
[INFO] [stderr]   Downloaded darwin-libproc-sys v0.1.2
[INFO] [stderr]   Downloaded is-terminal v0.4.7
[INFO] [stderr]   Downloaded anstyle v1.0.0
[INFO] [stderr]   Downloaded clap_lex v0.4.1
[INFO] [stderr]   Downloaded darwin-libproc v0.1.2
[INFO] [stderr]   Downloaded cc v1.0.79
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 527346f09a9fc45245e633ec7a75c4887e30e871b06e597695bc0345637a24ac
[INFO] running `Command { std: "docker" "start" "-a" "527346f09a9fc45245e633ec7a75c4887e30e871b06e597695bc0345637a24ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "527346f09a9fc45245e633ec7a75c4887e30e871b06e597695bc0345637a24ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "527346f09a9fc45245e633ec7a75c4887e30e871b06e597695bc0345637a24ac", kill_on_drop: false }`
[INFO] [stdout] 527346f09a9fc45245e633ec7a75c4887e30e871b06e597695bc0345637a24ac
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] baad93856c1fe3e062b76867b416c5e94401a9addcf7a19060e6f4ea444ef779
[INFO] running `Command { std: "docker" "start" "-a" "baad93856c1fe3e062b76867b416c5e94401a9addcf7a19060e6f4ea444ef779", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.57
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.27
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]     Checking linux-raw-sys v0.3.7
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]     Checking anstyle-parse v0.2.0
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.57/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 num-traits v0.2.15
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[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 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "baad93856c1fe3e062b76867b416c5e94401a9addcf7a19060e6f4ea444ef779", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baad93856c1fe3e062b76867b416c5e94401a9addcf7a19060e6f4ea444ef779", kill_on_drop: false }`
[INFO] [stdout] baad93856c1fe3e062b76867b416c5e94401a9addcf7a19060e6f4ea444ef779
[INFO] checking racf-1.6.6 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg
[INFO] extracting crate racf 1.6.6 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate racf 1.6.6 on toolchain nightly-2024-02-05
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate racf 1.6.6
[INFO] finished tweaking crates.io crate racf 1.6.6
[INFO] tweaked toml for crates.io crate racf 1.6.6 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate racf 1.6.6 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" "+nightly-2024-02-05" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] de1050e860ebbc39efdff02149fed36dce8677cee345623475e75da5b64518be
[INFO] running `Command { std: "docker" "start" "-a" "de1050e860ebbc39efdff02149fed36dce8677cee345623475e75da5b64518be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "de1050e860ebbc39efdff02149fed36dce8677cee345623475e75da5b64518be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de1050e860ebbc39efdff02149fed36dce8677cee345623475e75da5b64518be", kill_on_drop: false }`
[INFO] [stdout] de1050e860ebbc39efdff02149fed36dce8677cee345623475e75da5b64518be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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 -Dunexpected_cfgs" "-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+nightly-2024-02-05" "check" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zcheck-cfg", kill_on_drop: false }`
[INFO] [stdout] fd876546f51debb3d97b539f116b100f861b7246e516e43ed9c51ebc0567ff05
[INFO] running `Command { std: "docker" "start" "-a" "fd876546f51debb3d97b539f116b100f861b7246e516e43ed9c51ebc0567ff05", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.57
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling quote v1.0.27
[INFO] [stderr]    Compiling libc v0.2.144
[INFO] [stderr]    Compiling io-lifetimes v1.0.10
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling rustix v0.37.19
[INFO] [stderr]     Checking linux-raw-sys v0.3.7
[INFO] [stderr]    Compiling num-traits v0.2.15
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling memoffset v0.6.5
[INFO] [stderr]     Checking utf8parse v0.2.1
[INFO] [stderr]    Compiling typenum v1.16.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.57/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] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[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 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "fd876546f51debb3d97b539f116b100f861b7246e516e43ed9c51ebc0567ff05", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd876546f51debb3d97b539f116b100f861b7246e516e43ed9c51ebc0567ff05", kill_on_drop: false }`
[INFO] [stdout] fd876546f51debb3d97b539f116b100f861b7246e516e43ed9c51ebc0567ff05
