[INFO] fetching crate iai-callgrind-runner 0.8.0...
[INFO] checking iai-callgrind-runner-0.8.0 against nightly-2024-02-05 for check-cfg-2
[INFO] extracting crate iai-callgrind-runner 0.8.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate iai-callgrind-runner 0.8.0 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 iai-callgrind-runner 0.8.0
[INFO] finished tweaking crates.io crate iai-callgrind-runner 0.8.0
[INFO] tweaked toml for crates.io crate iai-callgrind-runner 0.8.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate iai-callgrind-runner 0.8.0 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 sanitize-filename v0.5.0
[INFO] [stderr]   Downloaded futures-timer v3.0.2
[INFO] [stderr]   Downloaded semver v1.0.18
[INFO] [stderr]   Downloaded tempfile v3.6.0
[INFO] [stderr]   Downloaded shlex v1.1.0
[INFO] [stderr]   Downloaded serial_test v2.0.0
[INFO] [stderr]   Downloaded serial_test_derive v2.0.0
[INFO] [stderr]   Downloaded rgb v0.8.36
[INFO] [stderr]   Downloaded dashmap v5.4.0
[INFO] [stderr]   Downloaded version-compare v0.1.1
[INFO] [stderr]   Downloaded serde_derive v1.0.188
[INFO] [stderr]   Downloaded smallvec v1.11.1
[INFO] [stderr]   Downloaded memchr v2.6.2
[INFO] [stderr]   Downloaded aho-corasick v1.0.5
[INFO] [stderr]   Downloaded regex v1.9.4
[INFO] [stderr]   Downloaded rustix v0.37.25
[INFO] [stderr]   Downloaded quick-xml v0.23.1
[INFO] [stderr]   Downloaded regex-automata v0.3.7
[INFO] [stderr]   Downloaded inferno v0.11.12
[INFO] [stderr]   Downloaded serde_yaml v0.9.21
[INFO] [stderr]   Downloaded serde v1.0.188
[INFO] [stderr]   Downloaded colored v2.0.0
[INFO] [stderr]   Downloaded errno v0.3.3
[INFO] [stderr]   Downloaded which v4.4.0
[INFO] [stderr]   Downloaded camino v1.1.6
[INFO] [stderr]   Downloaded cargo-platform v0.1.3
[INFO] [stderr]   Downloaded cargo_metadata v0.17.0
[INFO] [stderr]   Downloaded unsafe-libyaml v0.2.9
[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] ad35d6e509f0f32b9bbf2cce16a4c35b2b2ee3f0986823c7eab6f0e74cbc9741
[INFO] running `Command { std: "docker" "start" "-a" "ad35d6e509f0f32b9bbf2cce16a4c35b2b2ee3f0986823c7eab6f0e74cbc9741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ad35d6e509f0f32b9bbf2cce16a4c35b2b2ee3f0986823c7eab6f0e74cbc9741", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad35d6e509f0f32b9bbf2cce16a4c35b2b2ee3f0986823c7eab6f0e74cbc9741", kill_on_drop: false }`
[INFO] [stdout] ad35d6e509f0f32b9bbf2cce16a4c35b2b2ee3f0986823c7eab6f0e74cbc9741
[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] b607e568924876787055509efb4e7e3c30a77d7412f621fb98b7c9d2fc334079
[INFO] running `Command { std: "docker" "start" "-a" "b607e568924876787055509efb4e7e3c30a77d7412f621fb98b7c9d2fc334079", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking memchr v2.6.2
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling semver v1.0.18
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling ahash v0.7.7
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling rustix v0.37.25
[INFO] [stderr]    Compiling serde_json v1.0.105
[INFO] [stderr]    Compiling camino v1.1.6
[INFO] [stderr]    Compiling thiserror v1.0.47
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling tempfile v3.6.0
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking aho-corasick v1.0.5
[INFO] [stderr]     Checking bytemuck v1.14.0
[INFO] [stderr]     Checking num-format v0.4.4
[INFO] [stderr]     Checking quick-xml v0.23.1
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking rgb v0.8.36
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking str_stack v0.1.0
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]    Compiling rstest_macros v0.17.0
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]     Checking version-compare v0.1.1
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking shlex v1.1.0
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking unsafe-libyaml v0.2.9
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking pretty_assertions v1.4.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking which v4.4.0
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking dashmap v5.4.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking regex-automata v0.3.7
[INFO] [stderr]     Checking inferno v0.11.12
[INFO] [stderr]     Checking regex v1.9.4
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling thiserror-impl v1.0.47
[INFO] [stderr]    Compiling serial_test_derive v2.0.0
[INFO] [stderr]     Checking env_logger v0.9.3
[INFO] [stderr]     Checking sanitize-filename v0.5.0
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking rstest v0.17.0
[INFO] [stderr]     Checking serial_test v2.0.0
[INFO] [stderr]     Checking cargo-platform v0.1.3
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking serde_yaml v0.9.21
[INFO] [stderr]     Checking cargo_metadata v0.17.0
[INFO] [stderr]     Checking iai-callgrind-runner v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.90s
[INFO] running `Command { std: "docker" "inspect" "b607e568924876787055509efb4e7e3c30a77d7412f621fb98b7c9d2fc334079", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b607e568924876787055509efb4e7e3c30a77d7412f621fb98b7c9d2fc334079", kill_on_drop: false }`
[INFO] [stdout] b607e568924876787055509efb4e7e3c30a77d7412f621fb98b7c9d2fc334079
[INFO] checking iai-callgrind-runner-0.8.0 against nightly-2024-02-05+rustflags=-Dunexpected_cfgs+cargoflags=-Zcheck-cfg for check-cfg-2
[INFO] extracting crate iai-callgrind-runner 0.8.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate iai-callgrind-runner 0.8.0 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 iai-callgrind-runner 0.8.0
[INFO] finished tweaking crates.io crate iai-callgrind-runner 0.8.0
[INFO] tweaked toml for crates.io crate iai-callgrind-runner 0.8.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate iai-callgrind-runner 0.8.0 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-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] 42bf9091f2e8834f8b1670a53610dc77f89b0d6182f721322eb081d5f3f45330
[INFO] running `Command { std: "docker" "start" "-a" "42bf9091f2e8834f8b1670a53610dc77f89b0d6182f721322eb081d5f3f45330", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "42bf9091f2e8834f8b1670a53610dc77f89b0d6182f721322eb081d5f3f45330", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "42bf9091f2e8834f8b1670a53610dc77f89b0d6182f721322eb081d5f3f45330", kill_on_drop: false }`
[INFO] [stdout] 42bf9091f2e8834f8b1670a53610dc77f89b0d6182f721322eb081d5f3f45330
[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] 424a0d727576a24a551adabf9054b196e9813f931e503e88a12daff295d91d15
[INFO] running `Command { std: "docker" "start" "-a" "424a0d727576a24a551adabf9054b196e9813f931e503e88a12daff295d91d15", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.66
[INFO] [stderr]    Compiling unicode-ident v1.0.11
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]     Checking memchr v2.6.2
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]    Compiling lock_api v0.4.10
[INFO] [stderr]    Compiling parking_lot_core v0.9.8
[INFO] [stderr]    Compiling futures-core v0.3.28
[INFO] [stderr]    Compiling futures-channel v0.3.28
[INFO] [stderr]    Compiling semver v1.0.18
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking smallvec v1.11.1
[INFO] [stderr]    Compiling futures-task v0.3.28
[INFO] [stderr]     Checking regex-syntax v0.7.5
[INFO] [stderr]    Compiling io-lifetimes v1.0.11
[INFO] [stderr]    Compiling futures-util v0.3.28
[INFO] [stderr]     Checking futures-sink v0.3.28
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling ahash v0.7.7
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]    Compiling thiserror v1.0.47
[INFO] [stderr]    Compiling rustix v0.37.25
[INFO] [stderr]     Checking futures-io v0.3.28
[INFO] [stderr]    Compiling serde_json v1.0.105
[INFO] [stderr]    Compiling camino v1.1.6
[INFO] [stderr]     Checking aho-corasick v1.0.5
[INFO] [stderr]    Compiling tempfile v3.6.0
[INFO] [stderr]     Checking linux-raw-sys v0.3.8
[INFO] [stderr]    Compiling anyhow v1.0.75
[INFO] [stderr]     Checking bytemuck v1.14.0
[INFO] [stderr]     Checking num-format v0.4.4
[INFO] [stderr]    Compiling rustc_version v0.4.0
[INFO] [stderr]     Checking quick-xml v0.23.1
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking rgb v0.8.36
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking fastrand v1.9.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking str_stack v0.1.0
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking version-compare v0.1.1
[INFO] [stderr]    Compiling syn v2.0.29
[INFO] [stderr]    Compiling rstest_macros v0.17.0
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking shlex v1.1.0
[INFO] [stderr]     Checking futures-timer v3.0.2
[INFO] [stderr]     Checking yansi v0.5.1
[INFO] [stderr]     Checking diff v0.1.13
[INFO] [stderr]     Checking unsafe-libyaml v0.2.9
[INFO] [stderr]     Checking pretty_assertions v1.4.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking getrandom v0.2.10
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking which v4.4.0
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking regex-automata v0.3.7
[INFO] [stderr]     Checking dashmap v5.4.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking inferno v0.11.12
[INFO] [stderr]     Checking regex v1.9.4
[INFO] [stderr]     Checking sanitize-filename v0.5.0
[INFO] [stderr]     Checking env_logger v0.9.3
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling futures-macro v0.3.28
[INFO] [stderr]    Compiling thiserror-impl v1.0.47
[INFO] [stderr]    Compiling serial_test_derive v2.0.0
[INFO] [stderr]     Checking futures-executor v0.3.28
[INFO] [stderr]     Checking futures v0.3.28
[INFO] [stderr]     Checking serial_test v2.0.0
[INFO] [stderr]     Checking rstest v0.17.0
[INFO] [stderr]     Checking cargo-platform v0.1.3
[INFO] [stderr]     Checking bincode v1.3.3
[INFO] [stderr]     Checking serde_yaml v0.9.21
[INFO] [stderr]     Checking cargo_metadata v0.17.0
[INFO] [stderr]     Checking iai-callgrind-runner v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] error: unexpected `cfg` condition name: `docsrs`
[INFO] [stdout]  --> src/lib.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg_attr(docsrs, feature(doc_auto_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(docsrs)");` 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: `docsrs`
[INFO] [stdout]  --> src/lib.rs:3:13
[INFO] [stdout]   |
[INFO] [stdout] 3 | #![cfg_attr(docsrs, feature(doc_auto_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(docsrs)");` 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: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `iai-callgrind-runner` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `iai-callgrind-runner` (lib test) due to 2 previous errors
[INFO] running `Command { std: "docker" "inspect" "424a0d727576a24a551adabf9054b196e9813f931e503e88a12daff295d91d15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "424a0d727576a24a551adabf9054b196e9813f931e503e88a12daff295d91d15", kill_on_drop: false }`
[INFO] [stdout] 424a0d727576a24a551adabf9054b196e9813f931e503e88a12daff295d91d15
