[INFO] fetching crate flexbuffers 2.0.0... [INFO] checking flexbuffers-2.0.0 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604 [INFO] extracting crate flexbuffers 2.0.0 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate flexbuffers 2.0.0 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate flexbuffers 2.0.0 [INFO] finished tweaking crates.io crate flexbuffers 2.0.0 [INFO] tweaked toml for crates.io crate flexbuffers 2.0.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 21 packages to latest compatible versions [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.6.0) [INFO] [stderr] Adding num_enum v0.5.11 (latest: v0.7.3) [INFO] [stderr] Adding num_enum_derive v0.5.11 (latest: v0.7.3) [INFO] [stderr] Adding proc-macro-crate v1.3.1 (latest: v3.2.0) [INFO] [stderr] Adding syn v1.0.109 (latest: v2.0.77) [INFO] [stderr] Adding toml_edit v0.19.15 (latest: v0.22.20) [INFO] [stderr] Adding winnow v0.5.40 (latest: v0.6.18) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f8fa347ca833c84ffdada29c95d953357692d713bcd0090ede8819b5ce936cfa [INFO] running `Command { std: "docker" "start" "-a" "f8fa347ca833c84ffdada29c95d953357692d713bcd0090ede8819b5ce936cfa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f8fa347ca833c84ffdada29c95d953357692d713bcd0090ede8819b5ce936cfa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f8fa347ca833c84ffdada29c95d953357692d713bcd0090ede8819b5ce936cfa", kill_on_drop: false }` [INFO] [stdout] f8fa347ca833c84ffdada29c95d953357692d713bcd0090ede8819b5ce936cfa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d6540ebf724a9a3aae3374f8b95dc2968509ba04af5ef63ebe0d127c2fcf87c2 [INFO] running `Command { std: "docker" "start" "-a" "d6540ebf724a9a3aae3374f8b95dc2968509ba04af5ef63ebe0d127c2fcf87c2", kill_on_drop: false }` [INFO] [stderr] Compiling winnow v0.5.40 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Compiling toml_edit v0.19.15 [INFO] [stderr] Compiling proc-macro-crate v1.3.1 [INFO] [stderr] Compiling num_enum_derive v0.5.11 [INFO] [stderr] Checking num_enum v0.5.11 [INFO] [stderr] Checking flexbuffers v2.0.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition name: `serialize_human_readable` [INFO] [stdout] --> src/builder/ser.rs:221:14 [INFO] [stdout] | [INFO] [stdout] 221 | cfg!(serialize_human_readable) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: found config with similar value: `feature = "serialize_human_readable"` [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(serialize_human_readable)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(serialize_human_readable)");` 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: `deserialize_human_readable` [INFO] [stdout] --> src/reader/de.rs:166:14 [INFO] [stdout] | [INFO] [stdout] 166 | cfg!(deserialize_human_readable) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: found config with similar value: `feature = "deserialize_human_readable"` [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(deserialize_human_readable)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(deserialize_human_readable)");` 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: unused import: `MapReaderIndexer` [INFO] [stdout] --> src/reader/mod.rs:28:26 [INFO] [stdout] | [INFO] [stdout] 28 | pub use map::{MapReader, MapReaderIndexer}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `serialize_human_readable` [INFO] [stdout] --> src/builder/ser.rs:221:14 [INFO] [stdout] | [INFO] [stdout] 221 | cfg!(serialize_human_readable) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ help: found config with similar value: `feature = "serialize_human_readable"` [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(serialize_human_readable)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(serialize_human_readable)");` 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: `deserialize_human_readable` [INFO] [stdout] --> src/reader/de.rs:166:14 [INFO] [stdout] | [INFO] [stdout] 166 | cfg!(deserialize_human_readable) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ help: found config with similar value: `feature = "deserialize_human_readable"` [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(deserialize_human_readable)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(deserialize_human_readable)");` 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: unused import: `MapReaderIndexer` [INFO] [stdout] --> src/reader/mod.rs:28:26 [INFO] [stdout] | [INFO] [stdout] 28 | pub use map::{MapReader, MapReaderIndexer}; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [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 7.41s [INFO] running `Command { std: "docker" "inspect" "d6540ebf724a9a3aae3374f8b95dc2968509ba04af5ef63ebe0d127c2fcf87c2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d6540ebf724a9a3aae3374f8b95dc2968509ba04af5ef63ebe0d127c2fcf87c2", kill_on_drop: false }` [INFO] [stdout] d6540ebf724a9a3aae3374f8b95dc2968509ba04af5ef63ebe0d127c2fcf87c2