[INFO] fetching crate finchers-r2d2 0.1.3... [INFO] checking finchers-r2d2-0.1.3 against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] extracting crate finchers-r2d2 0.1.3 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate finchers-r2d2 0.1.3 on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate finchers-r2d2 0.1.3 [INFO] finished tweaking crates.io crate finchers-r2d2 0.1.3 [INFO] tweaked toml for crates.io crate finchers-r2d2 0.1.3 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 170 packages to latest compatible versions [INFO] [stderr] Adding addr2line v0.22.0 (latest: v0.24.1) [INFO] [stderr] Adding ansi_term v0.11.0 (latest: v0.12.1) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding bytes v0.4.12 (latest: v1.7.1) [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding cookie v0.11.5 (latest: v0.18.1) [INFO] [stderr] Adding crossbeam-deque v0.7.4 (latest: v0.8.5) [INFO] [stderr] Adding crossbeam-epoch v0.8.2 (latest: v0.9.18) [INFO] [stderr] Adding crossbeam-queue v0.2.3 (latest: v0.3.11) [INFO] [stderr] Adding crossbeam-utils v0.7.2 (latest: v0.8.20) [INFO] [stderr] Adding env_logger v0.5.13 (latest: v0.11.5) [INFO] [stderr] Adding finchers v0.12.2 (latest: v0.13.5) [INFO] [stderr] Adding futures v0.1.31 (latest: v0.3.30) [INFO] [stderr] Adding gimli v0.29.0 (latest: v0.31.0) [INFO] [stderr] Adding h2 v0.1.26 (latest: v0.4.6) [INFO] [stderr] Adding hashbrown v0.12.3 (latest: v0.14.5) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.4.0) [INFO] [stderr] Adding hermit-abi v0.3.9 (latest: v0.4.0) [INFO] [stderr] Adding http v0.1.21 (latest: v1.1.0) [INFO] [stderr] Adding http-body v0.1.0 (latest: v1.0.1) [INFO] [stderr] Adding humantime v1.3.0 (latest: v2.1.0) [INFO] [stderr] Adding hyper v0.12.36 (latest: v1.4.1) [INFO] [stderr] Adding idna v0.1.5 (latest: v1.0.2) [INFO] [stderr] Adding indexmap v1.9.3 (latest: v2.4.0) [INFO] [stderr] Adding itoa v0.4.8 (latest: v1.0.11) [INFO] [stderr] Adding libsqlite3-sys v0.9.4 (latest: v0.30.1) [INFO] [stderr] Adding lock_api v0.3.4 (latest: v0.4.12) [INFO] [stderr] Adding memoffset v0.5.6 (latest: v0.9.1) [INFO] [stderr] Adding miniz_oxide v0.7.4 (latest: v0.8.0) [INFO] [stderr] Adding mio v0.6.23 (latest: v1.0.2) [INFO] [stderr] Adding miow v0.2.2 (latest: v0.6.0) [INFO] [stderr] Adding parking_lot v0.9.0 (latest: v0.12.3) [INFO] [stderr] Adding parking_lot_core v0.6.3 (latest: v0.9.10) [INFO] [stderr] Adding percent-encoding v1.0.1 (latest: v2.3.1) [INFO] [stderr] Adding pretty_env_logger v0.2.5 (latest: v0.5.0) [INFO] [stderr] Adding quick-error v1.2.3 (latest: v2.0.1) [INFO] [stderr] Adding r2d2_sqlite v0.6.0 (latest: v0.25.0) [INFO] [stderr] Adding redox_syscall v0.1.57 (latest: v0.5.3) [INFO] [stderr] Adding rusqlite v0.14.0 (latest: v0.32.1) [INFO] [stderr] Adding rustc_version v0.2.3 (latest: v0.4.1) [INFO] [stderr] Adding semver v0.9.0 (latest: v1.0.23) [INFO] [stderr] Adding semver-parser v0.7.0 (latest: v0.10.2) [INFO] [stderr] Adding serde_qs v0.4.6 (latest: v0.13.0) [INFO] [stderr] Adding smallvec v0.6.14 (latest: v1.13.2) [INFO] [stderr] Adding string v0.2.1 (latest: v0.3.0) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.76) [INFO] [stderr] Adding synstructure v0.12.6 (latest: v0.13.1) [INFO] [stderr] Adding time v0.1.45 (latest: v0.3.36) [INFO] [stderr] Adding tokio v0.1.22 (latest: v1.39.3) [INFO] [stderr] Adding url v1.7.2 (latest: v2.5.2) [INFO] [stderr] Adding want v0.2.0 (latest: v0.3.1) [INFO] [stderr] Adding wasi v0.10.0+wasi-snapshot-preview1 (latest: v0.13.2+wasi-0.2.1) [INFO] [stderr] Adding winapi v0.2.8 (latest: v0.3.9) [INFO] [stderr] Adding windows-core v0.52.0 (latest: v0.58.0) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded pretty_env_logger v0.2.5 [INFO] [stderr] Downloaded serde_qs v0.4.6 [INFO] [stderr] Downloaded r2d2_sqlite v0.6.0 [INFO] [stderr] Downloaded finchers v0.12.2 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 8eb3146978e77090f20201b80fbf95b6df532c6192e2f7ac61ca3a5e0eba5118 [INFO] running `Command { std: "docker" "start" "-a" "8eb3146978e77090f20201b80fbf95b6df532c6192e2f7ac61ca3a5e0eba5118", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "8eb3146978e77090f20201b80fbf95b6df532c6192e2f7ac61ca3a5e0eba5118", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8eb3146978e77090f20201b80fbf95b6df532c6192e2f7ac61ca3a5e0eba5118", kill_on_drop: false }` [INFO] [stdout] 8eb3146978e77090f20201b80fbf95b6df532c6192e2f7ac61ca3a5e0eba5118 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c0232b09a726638a4cff7310c8bc7fba04021b30c6054497b12a3ae5a16ad3f5 [INFO] running `Command { std: "docker" "start" "-a" "c0232b09a726638a4cff7310c8bc7fba04021b30c6054497b12a3ae5a16ad3f5", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2021 [INFO] [stderr] Compiling autocfg v1.3.0 [INFO] [stderr] Compiling libc v0.2.158 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Checking futures v0.1.31 [INFO] [stderr] Checking log v0.4.22 [INFO] [stderr] Checking scopeguard v1.2.0 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking either v1.13.0 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking lazy_static v1.5.0 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking memchr v2.7.4 [INFO] [stderr] Compiling version_check v0.9.5 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling slab v0.4.9 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Compiling parking_lot_core v0.6.3 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking net2 v0.2.39 [INFO] [stderr] Compiling shlex v1.3.0 [INFO] [stderr] Compiling unicase v2.7.0 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Compiling cc v1.1.15 [INFO] [stderr] Compiling lock_api v0.4.12 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking gimli v0.29.0 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Compiling parking_lot_core v0.9.10 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Checking miniz_oxide v0.7.4 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking time v0.1.45 [INFO] [stderr] Checking object v0.36.3 [INFO] [stderr] Compiling syn v2.0.76 [INFO] [stderr] Compiling indexmap v1.9.3 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking tinyvec_macros v0.1.1 [INFO] [stderr] Checking smallvec v1.13.2 [INFO] [stderr] Compiling serde v1.0.209 [INFO] [stderr] Checking rustc-demangle v0.1.24 [INFO] [stderr] Checking http v0.1.21 [INFO] [stderr] Checking tinyvec v1.8.0 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Compiling backtrace v0.3.73 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Compiling error-chain v0.12.4 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling unicode-xid v0.2.5 [INFO] [stderr] Compiling httparse v1.9.4 [INFO] [stderr] Checking hashbrown v0.12.3 [INFO] [stderr] Compiling pkg-config v0.3.30 [INFO] [stderr] Checking addr2line v0.22.0 [INFO] [stderr] Compiling mime_guess v2.0.5 [INFO] [stderr] Checking unicode-normalization v0.1.23 [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Compiling libsqlite3-sys v0.9.4 [INFO] [stderr] Compiling synstructure v0.12.6 [INFO] [stderr] Checking parking_lot v0.12.3 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking tokio-buf v0.1.1 [INFO] [stderr] Checking string v0.2.1 [INFO] [stderr] Compiling hyper v0.12.36 [INFO] [stderr] Checking aho-corasick v1.1.3 [INFO] [stderr] Compiling num-traits v0.2.19 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Checking try-lock v0.2.5 [INFO] [stderr] Checking matches v0.1.10 [INFO] [stderr] Compiling serde_json v1.0.127 [INFO] [stderr] Checking unicode-bidi v0.3.15 [INFO] [stderr] Checking regex-syntax v0.8.4 [INFO] [stderr] Checking bitflags v1.3.2 [INFO] [stderr] Checking want v0.2.0 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking h2 v0.1.26 [INFO] [stderr] Checking idna v0.1.5 [INFO] [stderr] Checking http-body v0.1.0 [INFO] [stderr] Checking scheduled-thread-pool v0.2.7 [INFO] [stderr] Checking futures-cpupool v0.1.8 [INFO] [stderr] Checking itoa v1.0.11 [INFO] [stderr] Checking linked-hash-map v0.5.6 [INFO] [stderr] Checking data-encoding v2.6.0 [INFO] [stderr] Checking quick-error v1.2.3 [INFO] [stderr] Checking ryu v1.0.18 [INFO] [stderr] Checking mime v0.3.17 [INFO] [stderr] Checking percent-encoding v2.3.1 [INFO] [stderr] Checking lru-cache v0.1.2 [INFO] [stderr] Checking cookie v0.11.5 [INFO] [stderr] Checking humantime v1.3.0 [INFO] [stderr] Checking url v1.7.2 [INFO] [stderr] Checking r2d2 v0.8.10 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking termcolor v1.4.1 [INFO] [stderr] Checking iana-time-zone v0.1.60 [INFO] [stderr] Checking rusqlite v0.14.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Compiling serde_derive v1.0.209 [INFO] [stderr] Checking r2d2_sqlite v0.6.0 [INFO] [stderr] Checking regex-automata v0.4.7 [INFO] [stderr] Checking chrono v0.4.38 [INFO] [stderr] Checking regex v1.10.6 [INFO] [stderr] Checking env_logger v0.5.13 [INFO] [stderr] Checking pretty_env_logger v0.2.5 [INFO] [stderr] Checking serde_qs v0.4.6 [INFO] [stderr] Checking finchers v0.12.2 [INFO] [stderr] Checking finchers-r2d2 v0.1.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `finchers_inject_extern_prelude` [INFO] [stdout] --> src/lib.rs:2:13 [INFO] [stdout] | [INFO] [stdout] 2 | #![cfg_attr(finchers_inject_extern_prelude, feature(extern_prelude))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `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`, `ub_checks`, `unix`, and `windows` [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(finchers_inject_extern_prelude)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(finchers_inject_extern_prelude)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `finchers_deny_warnings` [INFO] [stdout] --> src/lib.rs:15:13 [INFO] [stdout] | [INFO] [stdout] 15 | #![cfg_attr(finchers_deny_warnings, deny(warnings))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(finchers_deny_warnings)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(finchers_deny_warnings)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `finchers_deny_warnings` [INFO] [stdout] --> src/lib.rs:16:13 [INFO] [stdout] | [INFO] [stdout] 16 | #![cfg_attr(finchers_deny_warnings, doc(test(attr(deny(warnings)))))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(finchers_deny_warnings)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(finchers_deny_warnings)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `finchers_inject_extern_prelude` [INFO] [stdout] --> src/lib.rs:2:13 [INFO] [stdout] | [INFO] [stdout] 2 | #![cfg_attr(finchers_inject_extern_prelude, feature(extern_prelude))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: expected names are: `clippy`, `debug_assertions`, `doc`, `docsrs`, `doctest`, `feature`, `miri`, `overflow_checks`, `panic`, `proc_macro`, `relocation_model`, `rustfmt`, `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`, `ub_checks`, `unix`, and `windows` [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(finchers_inject_extern_prelude)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(finchers_inject_extern_prelude)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `finchers_deny_warnings` [INFO] [stdout] --> src/lib.rs:15:13 [INFO] [stdout] | [INFO] [stdout] 15 | #![cfg_attr(finchers_deny_warnings, deny(warnings))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(finchers_deny_warnings)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(finchers_deny_warnings)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `finchers_deny_warnings` [INFO] [stdout] --> src/lib.rs:16:13 [INFO] [stdout] | [INFO] [stdout] 16 | #![cfg_attr(finchers_deny_warnings, doc(test(attr(deny(warnings)))))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = help: consider using a Cargo feature instead [INFO] [stdout] = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint: [INFO] [stdout] [lints.rust] [INFO] [stdout] unexpected_cfgs = { level = "warn", check-cfg = ['cfg(finchers_deny_warnings)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(finchers_deny_warnings)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.33s [INFO] running `Command { std: "docker" "inspect" "c0232b09a726638a4cff7310c8bc7fba04021b30c6054497b12a3ae5a16ad3f5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c0232b09a726638a4cff7310c8bc7fba04021b30c6054497b12a3ae5a16ad3f5", kill_on_drop: false }` [INFO] [stdout] c0232b09a726638a4cff7310c8bc7fba04021b30c6054497b12a3ae5a16ad3f5