[INFO] fetching crate ikconfig 0.2.0...
[INFO] checking ikconfig-0.2.0 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate ikconfig 0.2.0 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate ikconfig 0.2.0 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 ikconfig 0.2.0
[INFO] finished tweaking crates.io crate ikconfig 0.2.0
[INFO] tweaked toml for crates.io crate ikconfig 0.2.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate ikconfig 0.2.0 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" "+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 grep-regex v0.1.10
[INFO] [stderr]   Downloaded termtree v0.4.0
[INFO] [stderr]   Downloaded predicates-tree v1.0.7
[INFO] [stderr]   Downloaded predicates v2.1.4
[INFO] [stderr]   Downloaded assert_cmd v2.0.7
[INFO] [stderr]   Downloaded predicates-core v1.0.5
[INFO] [stderr]   Downloaded lz4_flex v0.10.0
[INFO] [stderr]   Downloaded grep-searcher v0.1.10
[INFO] [stderr]   Downloaded rust-lzma v0.5.1
[INFO] [stderr]   Downloaded memmap2 v0.5.8
[INFO] [stderr]   Downloaded bstr v1.1.0
[INFO] [stderr]   Downloaded zstd-sys v2.0.1+zstd.1.5.2
[INFO] [stderr]   Downloaded minilzo-rs v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 57aadb38a76d28875f6cf32515940be8e4342ec323ef4b25680570aecfaaa9a1
[INFO] running `Command { std: "docker" "start" "-a" "57aadb38a76d28875f6cf32515940be8e4342ec323ef4b25680570aecfaaa9a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "57aadb38a76d28875f6cf32515940be8e4342ec323ef4b25680570aecfaaa9a1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57aadb38a76d28875f6cf32515940be8e4342ec323ef4b25680570aecfaaa9a1", kill_on_drop: false }`
[INFO] [stdout] 57aadb38a76d28875f6cf32515940be8e4342ec323ef4b25680570aecfaaa9a1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] cfdc04595d22cfc446890dde32cdbf2240dd30a4d5825472a45dfa096d05d212
[INFO] running `Command { std: "docker" "start" "-a" "cfdc04595d22cfc446890dde32cdbf2240dd30a4d5825472a45dfa096d05d212", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.50/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 adler v1.0.2
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling argh_shared v0.1.10
[INFO] [stderr]     Checking either v1.8.0
[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" "cfdc04595d22cfc446890dde32cdbf2240dd30a4d5825472a45dfa096d05d212", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cfdc04595d22cfc446890dde32cdbf2240dd30a4d5825472a45dfa096d05d212", kill_on_drop: false }`
[INFO] [stdout] cfdc04595d22cfc446890dde32cdbf2240dd30a4d5825472a45dfa096d05d212
[INFO] checking ikconfig-0.2.0 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg
[INFO] extracting crate ikconfig 0.2.0 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate ikconfig 0.2.0 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 ikconfig 0.2.0
[INFO] finished tweaking crates.io crate ikconfig 0.2.0
[INFO] tweaked toml for crates.io crate ikconfig 0.2.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate ikconfig 0.2.0 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" "+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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] f76031507631cdd82ab2dd0a1ebf0b03bee774a8768909b1c9b3d09a575df0d7
[INFO] running `Command { std: "docker" "start" "-a" "f76031507631cdd82ab2dd0a1ebf0b03bee774a8768909b1c9b3d09a575df0d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f76031507631cdd82ab2dd0a1ebf0b03bee774a8768909b1c9b3d09a575df0d7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f76031507631cdd82ab2dd0a1ebf0b03bee774a8768909b1c9b3d09a575df0d7", kill_on_drop: false }`
[INFO] [stdout] f76031507631cdd82ab2dd0a1ebf0b03bee774a8768909b1c9b3d09a575df0d7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 109b8bc87abb7ce32baaba999449291f98d99b03f2c20c65fda0f4f869ae9eb8
[INFO] running `Command { std: "docker" "start" "-a" "109b8bc87abb7ce32baaba999449291f98d99b03f2c20c65fda0f4f869ae9eb8", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling pkg-config v0.3.26
[INFO] [stderr]    Compiling proc-macro2 v1.0.50
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling unicode-ident v1.0.6
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling encoding_rs v0.8.31
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling zstd-safe v5.0.2+zstd.1.5.2
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.50/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 static_assertions v1.1.0
[INFO] [stderr]     Checking adler v1.0.2
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling rust-lzma v0.5.1
[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" "109b8bc87abb7ce32baaba999449291f98d99b03f2c20c65fda0f4f869ae9eb8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "109b8bc87abb7ce32baaba999449291f98d99b03f2c20c65fda0f4f869ae9eb8", kill_on_drop: false }`
[INFO] [stdout] 109b8bc87abb7ce32baaba999449291f98d99b03f2c20c65fda0f4f869ae9eb8
