[INFO] fetching crate ndjson-stream 0.1.0...
[INFO] testing ndjson-stream-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate ndjson-stream 0.1.0 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate ndjson-stream 0.1.0
[INFO] finished tweaking crates.io crate ndjson-stream 0.1.0
[INFO] tweaked toml for crates.io crate ndjson-stream 0.1.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate ndjson-stream 0.1.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 49 packages to latest compatible versions
[INFO] [stderr]       Adding kernal v0.3.0 (available: v0.4.0)
[INFO] [stderr]       Adding thiserror v1.0.69 (available: v2.0.12)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded kernal v0.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 02a00c2355a3e176e6d980905eaff52a3fd16c2eb64fd2c86f94a21104a0bd2b
[INFO] running `Command { std: "docker" "start" "-a" "02a00c2355a3e176e6d980905eaff52a3fd16c2eb64fd2c86f94a21104a0bd2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "02a00c2355a3e176e6d980905eaff52a3fd16c2eb64fd2c86f94a21104a0bd2b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02a00c2355a3e176e6d980905eaff52a3fd16c2eb64fd2c86f94a21104a0bd2b", kill_on_drop: false }`
[INFO] [stdout] 02a00c2355a3e176e6d980905eaff52a3fd16c2eb64fd2c86f94a21104a0bd2b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] cd7b43b974a019c2db388f8d41c38d076de55ec3170da65853caafa1d3f73943
[INFO] running `Command { std: "docker" "start" "-a" "cd7b43b974a019c2db388f8d41c38d076de55ec3170da65853caafa1d3f73943", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling ryu v1.0.20
[INFO] [stderr]    Compiling itoa v1.0.15
[INFO] [stderr]    Compiling memchr v2.7.5
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling ndjson-stream v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `doc_cfg`
[INFO] [stdout]    --> src/lib.rs:123:13
[INFO] [stdout]     |
[INFO] [stdout] 123 | #![cfg_attr(doc_cfg, feature(doc_cfg))]
[INFO] [stdout]     |             ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[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(doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> 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: `doc_cfg`
[INFO] [stdout]    --> src/lib.rs:132:12
[INFO] [stdout]     |
[INFO] [stdout] 132 | #[cfg_attr(doc_cfg, doc(cfg(feature = "iter")))]
[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(doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `doc_cfg`
[INFO] [stdout]    --> src/lib.rs:136:12
[INFO] [stdout]     |
[INFO] [stdout] 136 | #[cfg_attr(doc_cfg, doc(cfg(feature = "iter")))]
[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(doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `doc_cfg`
[INFO] [stdout]    --> src/lib.rs:140:12
[INFO] [stdout]     |
[INFO] [stdout] 140 | #[cfg_attr(doc_cfg, doc(cfg(feature = "iter")))]
[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(doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `doc_cfg`
[INFO] [stdout]    --> src/lib.rs:144:12
[INFO] [stdout]     |
[INFO] [stdout] 144 | #[cfg_attr(doc_cfg, doc(cfg(feature = "iter")))]
[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(doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.70s
[INFO] running `Command { std: "docker" "inspect" "cd7b43b974a019c2db388f8d41c38d076de55ec3170da65853caafa1d3f73943", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cd7b43b974a019c2db388f8d41c38d076de55ec3170da65853caafa1d3f73943", kill_on_drop: false }`
[INFO] [stdout] cd7b43b974a019c2db388f8d41c38d076de55ec3170da65853caafa1d3f73943
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] f33ae3e6ee1a8f1b37ca46a210452ae168c43b994042c861477da8ce8adc61b7
[INFO] running `Command { std: "docker" "start" "-a" "f33ae3e6ee1a8f1b37ca46a210452ae168c43b994042c861477da8ce8adc61b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling futures-core v0.3.31
[INFO] [stderr]    Compiling tokio v1.45.1
[INFO] [stderr]    Compiling bytes v1.10.1
[INFO] [stderr]    Compiling kernal v0.3.0
[INFO] [stderr]    Compiling tokio-stream v0.1.17
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling async-stream-impl v0.3.6
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]    Compiling async-stream v0.3.6
[INFO] [stderr]    Compiling tokio-test v0.4.4
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling serde_json v1.0.140
[INFO] [stderr]    Compiling ndjson-stream v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unexpected `cfg` condition name: `doc_cfg`
[INFO] [stdout]    --> src/lib.rs:123:13
[INFO] [stdout]     |
[INFO] [stdout] 123 | #![cfg_attr(doc_cfg, feature(doc_cfg))]
[INFO] [stdout]     |             ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[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(doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> 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: `doc_cfg`
[INFO] [stdout]    --> src/lib.rs:132:12
[INFO] [stdout]     |
[INFO] [stdout] 132 | #[cfg_attr(doc_cfg, doc(cfg(feature = "iter")))]
[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(doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `doc_cfg`
[INFO] [stdout]    --> src/lib.rs:136:12
[INFO] [stdout]     |
[INFO] [stdout] 136 | #[cfg_attr(doc_cfg, doc(cfg(feature = "iter")))]
[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(doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `doc_cfg`
[INFO] [stdout]    --> src/lib.rs:140:12
[INFO] [stdout]     |
[INFO] [stdout] 140 | #[cfg_attr(doc_cfg, doc(cfg(feature = "iter")))]
[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(doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `doc_cfg`
[INFO] [stdout]    --> src/lib.rs:144:12
[INFO] [stdout]     |
[INFO] [stdout] 144 | #[cfg_attr(doc_cfg, doc(cfg(feature = "iter")))]
[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(doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `doc_cfg`
[INFO] [stdout]    --> src/lib.rs:123:13
[INFO] [stdout]     |
[INFO] [stdout] 123 | #![cfg_attr(doc_cfg, feature(doc_cfg))]
[INFO] [stdout]     |             ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[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(doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> 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: `doc_cfg`
[INFO] [stdout]    --> src/lib.rs:132:12
[INFO] [stdout]     |
[INFO] [stdout] 132 | #[cfg_attr(doc_cfg, doc(cfg(feature = "iter")))]
[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(doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `doc_cfg`
[INFO] [stdout]    --> src/lib.rs:136:12
[INFO] [stdout]     |
[INFO] [stdout] 136 | #[cfg_attr(doc_cfg, doc(cfg(feature = "iter")))]
[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(doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `doc_cfg`
[INFO] [stdout]    --> src/lib.rs:140:12
[INFO] [stdout]     |
[INFO] [stdout] 140 | #[cfg_attr(doc_cfg, doc(cfg(feature = "iter")))]
[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(doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `doc_cfg`
[INFO] [stdout]    --> src/lib.rs:144:12
[INFO] [stdout]     |
[INFO] [stdout] 144 | #[cfg_attr(doc_cfg, doc(cfg(feature = "iter")))]
[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(doc_cfg)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(doc_cfg)");` to the top of the `build.rs`
[INFO] [stdout]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 17.33s
[INFO] running `Command { std: "docker" "inspect" "f33ae3e6ee1a8f1b37ca46a210452ae168c43b994042c861477da8ce8adc61b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f33ae3e6ee1a8f1b37ca46a210452ae168c43b994042c861477da8ce8adc61b7", kill_on_drop: false }`
[INFO] [stdout] f33ae3e6ee1a8f1b37ca46a210452ae168c43b994042c861477da8ce8adc61b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 0c1de73210114812174fe22400d3f5ca6b25a15bb34f5eeed5422c9b8cd1e60a
[INFO] running `Command { std: "docker" "start" "-a" "0c1de73210114812174fe22400d3f5ca6b25a15bb34f5eeed5422c9b8cd1e60a", kill_on_drop: false }`
[INFO] [stderr] warning: unexpected `cfg` condition name: `doc_cfg`
[INFO] [stderr]    --> src/lib.rs:123:13
[INFO] [stderr]     |
[INFO] [stderr] 123 | #![cfg_attr(doc_cfg, feature(doc_cfg))]
[INFO] [stderr]     |             ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: expected names are: `docsrs`, `feature`, and `test` and 31 more
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(doc_cfg)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(doc_cfg)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr]     = note: `#[warn(unexpected_cfgs)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `doc_cfg`
[INFO] [stderr]    --> src/lib.rs:132:12
[INFO] [stderr]     |
[INFO] [stderr] 132 | #[cfg_attr(doc_cfg, doc(cfg(feature = "iter")))]
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(doc_cfg)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(doc_cfg)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `doc_cfg`
[INFO] [stderr]    --> src/lib.rs:136:12
[INFO] [stderr]     |
[INFO] [stderr] 136 | #[cfg_attr(doc_cfg, doc(cfg(feature = "iter")))]
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(doc_cfg)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(doc_cfg)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `doc_cfg`
[INFO] [stderr]    --> src/lib.rs:140:12
[INFO] [stderr]     |
[INFO] [stderr] 140 | #[cfg_attr(doc_cfg, doc(cfg(feature = "iter")))]
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(doc_cfg)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(doc_cfg)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `doc_cfg`
[INFO] [stderr]    --> src/lib.rs:144:12
[INFO] [stderr]     |
[INFO] [stderr] 144 | #[cfg_attr(doc_cfg, doc(cfg(feature = "iter")))]
[INFO] [stderr]     |            ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: consider using a Cargo feature instead
[INFO] [stderr]     = help: or consider adding in `Cargo.toml` the `check-cfg` lint config for the lint:
[INFO] [stderr]              [lints.rust]
[INFO] [stderr]              unexpected_cfgs = { level = "warn", check-cfg = ['cfg(doc_cfg)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(doc_cfg)");` to the top of the `build.rs`
[INFO] [stderr]     = note: see <https://doc.rust-lang.org/nightly/rustc/check-cfg/cargo-specifics.html> for more information about checking conditional configuration
[INFO] [stderr] 
[INFO] [stderr] warning: `ndjson-stream` (lib) generated 5 warnings
[INFO] [stderr] warning: `ndjson-stream` (lib test) generated 5 warnings (5 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/ndjson_stream-a346cfa1a5a5fc76)
[INFO] [stdout] 
[INFO] [stdout] running 39 tests
[INFO] [stdout] test driver::iter::tests::fallible_iter_correctly_forwards_input_error ... ok
[INFO] [stdout] test driver::iter::tests::fallible_iter_correctly_forwards_json_error ... ok
[INFO] [stdout] test driver::iter::tests::fallible_iter_operates_correctly_with_interspersed_errors ... ok
[INFO] [stdout] test driver::iter::tests::iter_fuses_bytes_iter ... ok
[INFO] [stdout] test driver::iter::tests::iter_with_parse_always_config_respects_config ... ok
[INFO] [stdout] test driver::iter::tests::iter_with_parse_rest_handles_invalid_finalization ... ok
[INFO] [stdout] test driver::iter::tests::iter_with_parse_rest_handles_valid_finalization ... ok
[INFO] [stdout] test driver::iter::tests::iter_without_parse_rest_does_not_handle_finalization ... ok
[INFO] [stdout] test driver::iter::tests::singleton_iter_with_single_json_line ... ok
[INFO] [stdout] test driver::iter::tests::multiple_iter_items_compose_single_json_line ... ok
[INFO] [stdout] test driver::iter::tests::wrapped_iter_not_queried_while_sufficient_data_remains ... ok
[INFO] [stdout] test driver::iter::tests::empty_iter_results_in_empty_results ... ok
[INFO] [stdout] test engine::tests::does_not_raise_error_when_parsing_empty_line_in_ignore_empty_mode ... ok
[INFO] [stdout] test engine::tests::does_not_raise_error_when_parsing_empty_line_with_carriage_return_in_ignore_empty_mode ... ok
[INFO] [stdout] test engine::tests::does_not_raise_error_when_parsing_non_empty_blank_line_in_ignore_blank_mode ... ok
[INFO] [stdout] test engine::tests::engine_input_works_for_different_types ... ok
[INFO] [stdout] test engine::tests::erroneous_entry_emitted_as_json_error ... ok
[INFO] [stdout] test engine::tests::error_from_split_entry ... ok
[INFO] [stdout] test driver::iter::tests::iter_with_ignore_empty_config_respects_config ... ok
[INFO] [stdout] test engine::tests::finalize_does_not_ignore_non_empty_blank_rest_if_empty_line_handling_is_ignore_empty ... ok
[INFO] [stdout] test engine::tests::finalize_ignores_empty_rest_even_if_empty_line_handling_is_parse_always ... ok
[INFO] [stdout] test engine::tests::carriage_return_handled_gracefully ... ok
[INFO] [stdout] test engine::tests::finalize_ignores_empty_rest_if_empty_line_handling_is_ignore_empty ... ok
[INFO] [stdout] test engine::tests::finalize_ignores_non_empty_blank_rest_if_empty_line_handling_is_ignore_blank ... ok
[INFO] [stdout] test engine::tests::finalize_ignores_rest_if_parse_rest_is_false ... ok
[INFO] [stdout] test engine::tests::finalize_is_idempotent ... ok
[INFO] [stdout] test engine::tests::finalize_parses_valid_rest ... ok
[INFO] [stdout] test engine::tests::input_completing_previous_rest_then_multiple_complete_items_and_more_rest ... ok
[INFO] [stdout] test engine::tests::single_exact_input ... ok
[INFO] [stdout] test engine::tests::single_item_split_into_two_inputs ... ok
[INFO] [stdout] test engine::tests::finalize_raises_error_on_invalid_rest ... ok
[INFO] [stdout] test engine::tests::old_data_is_discarded ... ok
[INFO] [stdout] test engine::tests::raises_error_when_parsing_empty_line_in_parse_always_mode ... ok
[INFO] [stdout] test engine::tests::two_items_in_many_inputs_with_rest ... ok
[INFO] [stdout] test engine::tests::raises_error_when_parsing_non_empty_blank_line_in_ignore_empty_mode ... ok
[INFO] [stdout] test engine::tests::whitespace_handled_gracefully ... ok
[INFO] [stdout] test engine::tests::incomplete_input ... ok
[INFO] [stdout] test engine::tests::no_input ... ok
[INFO] [stdout] test engine::tests::two_items_in_single_input ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 39 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0c1de73210114812174fe22400d3f5ca6b25a15bb34f5eeed5422c9b8cd1e60a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c1de73210114812174fe22400d3f5ca6b25a15bb34f5eeed5422c9b8cd1e60a", kill_on_drop: false }`
[INFO] [stdout] 0c1de73210114812174fe22400d3f5ca6b25a15bb34f5eeed5422c9b8cd1e60a