[INFO] fetching crate demes 0.5.0...
[INFO] checking demes-0.5.0 against nightly-2024-02-05 for check-cfg
[INFO] extracting crate demes 0.5.0 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate demes 0.5.0 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 demes 0.5.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate demes 0.5.0
[INFO] tweaked toml for crates.io crate demes 0.5.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate demes 0.5.0 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-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 0c9027cad3a31f4d9961006b7ef8b39cf06940338ebe2c8d0ea1dc56ba2b89ae
[INFO] running `Command { std: "docker" "start" "-a" "0c9027cad3a31f4d9961006b7ef8b39cf06940338ebe2c8d0ea1dc56ba2b89ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0c9027cad3a31f4d9961006b7ef8b39cf06940338ebe2c8d0ea1dc56ba2b89ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c9027cad3a31f4d9961006b7ef8b39cf06940338ebe2c8d0ea1dc56ba2b89ae", kill_on_drop: false }`
[INFO] [stdout] 0c9027cad3a31f4d9961006b7ef8b39cf06940338ebe2c8d0ea1dc56ba2b89ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c93157612d9d50bb0a3acf55090076f5769fcc5eece98866a26e06717d7348d6
[INFO] running `Command { std: "docker" "start" "-a" "c93157612d9d50bb0a3acf55090076f5769fcc5eece98866a26e06717d7348d6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling thiserror v1.0.47
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]     Checking unsafe-libyaml v0.2.8
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]    Compiling demes v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]     Checking regex-automata v0.3.7
[INFO] [stderr]     Checking regex v1.9.4
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling thiserror-impl v1.0.47
[INFO] [stderr]     Checking serde_yaml v0.9.21
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.54s
[INFO] running `Command { std: "docker" "inspect" "c93157612d9d50bb0a3acf55090076f5769fcc5eece98866a26e06717d7348d6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c93157612d9d50bb0a3acf55090076f5769fcc5eece98866a26e06717d7348d6", kill_on_drop: false }`
[INFO] [stdout] c93157612d9d50bb0a3acf55090076f5769fcc5eece98866a26e06717d7348d6
[INFO] checking demes-0.5.0 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg
[INFO] extracting crate demes 0.5.0 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate demes 0.5.0 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 demes 0.5.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate demes 0.5.0
[INFO] tweaked toml for crates.io crate demes 0.5.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate demes 0.5.0 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 076ca376adb9234c2a418915b187897da949c3cc9c7385013d04ca829a5e0175
[INFO] running `Command { std: "docker" "start" "-a" "076ca376adb9234c2a418915b187897da949c3cc9c7385013d04ca829a5e0175", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "076ca376adb9234c2a418915b187897da949c3cc9c7385013d04ca829a5e0175", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "076ca376adb9234c2a418915b187897da949c3cc9c7385013d04ca829a5e0175", kill_on_drop: false }`
[INFO] [stdout] 076ca376adb9234c2a418915b187897da949c3cc9c7385013d04ca829a5e0175
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 4dc812a876f56107bf8502e04c7d317aa4c3bf50f40cf3b88ed4f5f548842f80
[INFO] running `Command { std: "docker" "start" "-a" "4dc812a876f56107bf8502e04c7d317aa4c3bf50f40cf3b88ed4f5f548842f80", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.8
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]    Compiling thiserror v1.0.47
[INFO] [stderr]     Checking ryu v1.0.13
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking itoa v1.0.6
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]    Compiling demes v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking unsafe-libyaml v0.2.8
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]     Checking regex-automata v0.3.7
[INFO] [stderr]     Checking regex v1.9.4
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling thiserror-impl v1.0.47
[INFO] [stderr]     Checking serde_yaml v0.9.21
[INFO] [stdout] error: unexpected `cfg` condition name: `doc_cfg`
[INFO] [stdout]   --> src/lib.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 | #![cfg_attr(doc_cfg, feature(doc_cfg))]
[INFO] [stdout]    |             ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `debug_assertions`, `doc`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `unix`, `windows`
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(doc_cfg)");` to the top of a `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]    = note: requested on the command line with `-D unexpected-cfgs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `doc_cfg`
[INFO] [stdout]   --> src/error.rs:49:16
[INFO] [stdout]    |
[INFO] [stdout] 49 |     #[cfg_attr(doc_cfg, doc(cfg(feature = "json")))]
[INFO] [stdout]    |                ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(doc_cfg)");` to the top of a `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `doc_cfg`
[INFO] [stdout]   --> src/lib.rs:40:13
[INFO] [stdout]    |
[INFO] [stdout] 40 | #![cfg_attr(doc_cfg, feature(doc_cfg))]
[INFO] [stdout]    |             ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: expected names are: `debug_assertions`, `doc`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `sanitize`, `sanitizer_cfi_generalize_pointers`, `sanitizer_cfi_normalize_integers`, `target_abi`, `target_arch`, `target_endian`, `target_env`, `target_family`, `target_feature`, `target_has_atomic`, `target_has_atomic_equal_alignment`, `target_has_atomic_load_store`, `target_os`, `target_pointer_width`, `target_thread_local`, `target_vendor`, `test`, `unix`, `windows`
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(doc_cfg)");` to the top of a `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout]    = note: requested on the command line with `-D unexpected-cfgs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: unexpected `cfg` condition name: `doc_cfg`
[INFO] [stdout]   --> src/error.rs:49:16
[INFO] [stdout]    |
[INFO] [stdout] 49 |     #[cfg_attr(doc_cfg, doc(cfg(feature = "json")))]
[INFO] [stdout]    |                ^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider using a Cargo feature instead or adding `println!("cargo:rustc-check-cfg=cfg(doc_cfg)");` to the top of a `build.rs`
[INFO] [stdout]    = note: see <https://doc.rust-lang.org/nightly/cargo/reference/unstable.html#check-cfg> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `demes` (lib) due to 3 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 2 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `demes` (lib test) due to 3 previous errors
[INFO] running `Command { std: "docker" "inspect" "4dc812a876f56107bf8502e04c7d317aa4c3bf50f40cf3b88ed4f5f548842f80", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dc812a876f56107bf8502e04c7d317aa4c3bf50f40cf3b88ed4f5f548842f80", kill_on_drop: false }`
[INFO] [stdout] 4dc812a876f56107bf8502e04c7d317aa4c3bf50f40cf3b88ed4f5f548842f80
