[INFO] fetching crate kube-event-exporter 1.0.0...
[INFO] checking kube-event-exporter-1.0.0 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate kube-event-exporter 1.0.0 into /workspace/builds/worker-0-tc1/source
[INFO] validating manifest of crates.io crate kube-event-exporter 1.0.0 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 kube-event-exporter 1.0.0
[INFO] finished tweaking crates.io crate kube-event-exporter 1.0.0
[INFO] tweaked toml for crates.io crate kube-event-exporter 1.0.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate crates.io crate kube-event-exporter 1.0.0 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 ahash v0.8.2
[INFO] [stderr]   Downloaded tokio-openssl v0.6.3
[INFO] [stderr]   Downloaded env-var v1.0.1
[INFO] [stderr]   Downloaded treediff v4.0.2
[INFO] [stderr]   Downloaded kube v0.77.0
[INFO] [stderr]   Downloaded hyper-openssl v0.9.2
[INFO] [stderr]   Downloaded json-patch v0.3.0
[INFO] [stderr]   Downloaded kube-core v0.77.0
[INFO] [stderr]   Downloaded kube-client v0.77.0
[INFO] [stderr]   Downloaded kube-runtime v0.77.0
[INFO] [stderr]   Downloaded jsonpath_lib v0.3.0
[INFO] [stderr]   Downloaded k8s-openapi v0.16.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] e5aa25314a75b9b16c7fa7af8064c59e91c3bb42471276e79d5f312cc498d97a
[INFO] running `Command { std: "docker" "start" "-a" "e5aa25314a75b9b16c7fa7af8064c59e91c3bb42471276e79d5f312cc498d97a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e5aa25314a75b9b16c7fa7af8064c59e91c3bb42471276e79d5f312cc498d97a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e5aa25314a75b9b16c7fa7af8064c59e91c3bb42471276e79d5f312cc498d97a", kill_on_drop: false }`
[INFO] [stdout] e5aa25314a75b9b16c7fa7af8064c59e91c3bb42471276e79d5f312cc498d97a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 58f1a3ac86ac7bb15c536fd77630f484bd31680fc58a9f3358ebcc64eda863b7
[INFO] running `Command { std: "docker" "start" "-a" "58f1a3ac86ac7bb15c536fd77630f484bd31680fc58a9f3358ebcc64eda863b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling serde_derive v1.0.151
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]     Checking bytes v1.3.0
[INFO] [stderr]    Compiling serde v1.0.151
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]     Checking futures-sink v0.3.25
[INFO] [stderr]    Compiling parking_lot_core v0.9.5
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling tokio v1.23.0
[INFO] [stderr]    Compiling indexmap v1.9.2
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.49/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] [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" "58f1a3ac86ac7bb15c536fd77630f484bd31680fc58a9f3358ebcc64eda863b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58f1a3ac86ac7bb15c536fd77630f484bd31680fc58a9f3358ebcc64eda863b7", kill_on_drop: false }`
[INFO] [stdout] 58f1a3ac86ac7bb15c536fd77630f484bd31680fc58a9f3358ebcc64eda863b7
[INFO] checking kube-event-exporter-1.0.0 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg
[INFO] extracting crate kube-event-exporter 1.0.0 into /workspace/builds/worker-0-tc2/source
[INFO] validating manifest of crates.io crate kube-event-exporter 1.0.0 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 kube-event-exporter 1.0.0
[INFO] finished tweaking crates.io crate kube-event-exporter 1.0.0
[INFO] tweaked toml for crates.io crate kube-event-exporter 1.0.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate crates.io crate kube-event-exporter 1.0.0 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] a8c41cb723a7651a2235f3bdddb803fb76abd2f54a7c8736f499bdb867ebf041
[INFO] running `Command { std: "docker" "start" "-a" "a8c41cb723a7651a2235f3bdddb803fb76abd2f54a7c8736f499bdb867ebf041", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8c41cb723a7651a2235f3bdddb803fb76abd2f54a7c8736f499bdb867ebf041", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8c41cb723a7651a2235f3bdddb803fb76abd2f54a7c8736f499bdb867ebf041", kill_on_drop: false }`
[INFO] [stdout] a8c41cb723a7651a2235f3bdddb803fb76abd2f54a7c8736f499bdb867ebf041
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] b714c6acd627deba67e14f4265c3f6db3433113163e8e3e80fff87e840064fad
[INFO] running `Command { std: "docker" "start" "-a" "b714c6acd627deba67e14f4265c3f6db3433113163e8e3e80fff87e840064fad", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.49
[INFO] [stderr]    Compiling quote v1.0.23
[INFO] [stderr]    Compiling syn v1.0.107
[INFO] [stderr]    Compiling libc v0.2.138
[INFO] [stderr]    Compiling futures-core v0.3.25
[INFO] [stderr]    Compiling serde_derive v1.0.151
[INFO] [stderr]     Checking bytes v1.3.0
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]    Compiling serde v1.0.151
[INFO] [stderr]    Compiling futures-channel v0.3.25
[INFO] [stderr]    Compiling parking_lot_core v0.9.5
[INFO] [stderr]     Checking futures-sink v0.3.25
[INFO] [stderr]    Compiling futures-task v0.3.25
[INFO] [stderr]    Compiling futures-util v0.3.25
[INFO] [stderr]    Compiling tokio v1.23.0
[INFO] [stdout] error[E0635]: unknown feature `proc_macro_span_shrink`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/registry/src/index.crates.io-6f17d22bba15001f/proc-macro2-1.0.49/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 indexmap v1.9.2
[INFO] [stderr]    Compiling pkg-config v0.3.26
[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" "b714c6acd627deba67e14f4265c3f6db3433113163e8e3e80fff87e840064fad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b714c6acd627deba67e14f4265c3f6db3433113163e8e3e80fff87e840064fad", kill_on_drop: false }`
[INFO] [stdout] b714c6acd627deba67e14f4265c3f6db3433113163e8e3e80fff87e840064fad
