[INFO] fetching crate voluntary-servitude 4.0.8...
[INFO] testing voluntary-servitude-4.0.8 against 1.99.0-beta.8 for beta-1.100-2
[INFO] extracting crate voluntary-servitude 4.0.8 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate voluntary-servitude 4.0.8
[INFO] finished tweaking crates.io crate voluntary-servitude 4.0.8
[INFO] tweaked toml for crates.io crate voluntary-servitude 4.0.8 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate voluntary-servitude 4.0.8 on toolchain 1.99.0-beta.8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "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" "+1.99.0-beta.8" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 81 packages to highest compatible versions
[INFO] [stderr]       Adding criterion v0.2.11 (available: v0.8.2)
[INFO] [stderr]       Adding env_logger v0.5.13 (available: v0.11.11)
[INFO] [stderr]       Adding parking_lot v0.7.1 (available: v0.12.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.99.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `crate_type` is deprecated in favor of `crate-type` and will not work in the 2024 edition
[INFO] [stderr] (in the `voluntary_servitude` library target)
[INFO] [stderr] warning: `voluntary-servitude` (manifest) generated 1 warning
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rand_xoshiro v0.1.0
[INFO] [stderr]   Downloaded env_logger v0.5.13
[INFO] [stderr]   Downloaded itertools v0.8.2
[INFO] [stderr]   Downloaded criterion-plot v0.3.1
[INFO] [stderr]   Downloaded criterion v0.2.11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3111399a4047eeb3a02b7a90e478d715f38a8c6669b5c4b49d30a17385265909" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 8965bdaf259518fef9c58aab7496bedad48297c8ad41e88c31c3e9c841b2f592
[INFO] running `Command { std: "docker" "start" "8965bdaf259518fef9c58aab7496bedad48297c8ad41e88c31c3e9c841b2f592", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8965bdaf259518fef9c58aab7496bedad48297c8ad41e88c31c3e9c841b2f592", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8965bdaf259518fef9c58aab7496bedad48297c8ad41e88c31c3e9c841b2f592" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8965bdaf259518fef9c58aab7496bedad48297c8ad41e88c31c3e9c841b2f592", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8965bdaf259518fef9c58aab7496bedad48297c8ad41e88c31c3e9c841b2f592" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `crate_type` is deprecated in favor of `crate-type` and will not work in the 2024 edition
[INFO] [stderr] (in the `voluntary_servitude` library target)
[INFO] [stderr] warning: `voluntary-servitude` (manifest) generated 1 warning
[INFO] [stderr]    Compiling autocfg v0.1.8
[INFO] [stderr]    Compiling rand_core v0.4.3
[INFO] [stderr]    Compiling scopeguard v0.3.3
[INFO] [stderr]    Compiling libc v0.2.190
[INFO] [stderr]    Compiling owning_ref v0.4.1
[INFO] [stderr]    Compiling parking_lot_core v0.4.0
[INFO] [stderr]    Compiling rand_chacha v0.1.1
[INFO] [stderr]    Compiling rand_pcg v0.1.2
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling lock_api v0.1.5
[INFO] [stderr]    Compiling rand_core v0.3.2
[INFO] [stderr]    Compiling rand_jitter v0.1.4
[INFO] [stderr]    Compiling rand_hc v0.1.0
[INFO] [stderr]    Compiling rand_isaac v0.1.1
[INFO] [stderr]    Compiling rand_xorshift v0.1.1
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling parking_lot v0.7.1
[INFO] [stderr]    Compiling voluntary-servitude v4.0.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `const_err` has been removed: converted into hard error, see issue #71800 <https://github.com/rust-lang/rust/issues/71800> for more information
[INFO] [stdout]   --> src/lib.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 84 |     const_err,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `legacy_directory_ownership` has been removed: converted into hard error, see issue #37872 <https://github.com/rust-lang/rust/issues/37872> for more information
[INFO] [stdout]   --> src/lib.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 |     legacy_directory_ownership,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `no_mangle_generic_items` has been removed: converted into hard error, generic items must always be mangled
[INFO] [stdout]   --> src/lib.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 89 |     no_mangle_generic_items,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `plugin_as_library` has been removed: plugins have been deprecated and retired
[INFO] [stdout]   --> src/lib.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 93 |     plugin_as_library,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `private_in_public` has been removed: replaced with another group of lints, see RFC <https://rust-lang.github.io/rfcs/2145-type-privacy.html> for more information
[INFO] [stdout]   --> src/lib.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 94 |     private_in_public,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `safe_extern_statics` has been removed: converted into hard error, see issue #36247 <https://github.com/rust-lang/rust/issues/36247> for more information
[INFO] [stdout]   --> src/lib.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 95 |     safe_extern_statics,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `unions_with_drop_fields`
[INFO] [stdout]   --> src/lib.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 97 |     unions_with_drop_fields,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `docs_rs_workaround`
[INFO] [stdout]    --> src/lib.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 104 | #![cfg_attr(docs_rs_workaround, feature(doc_cfg))]
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 34 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(docs_rs_workaround)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs_rs_workaround)");` 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: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/lib.rs:235:7
[INFO] [stdout]     |
[INFO] [stdout] 235 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/lib.rs:243:7
[INFO] [stdout]     |
[INFO] [stdout] 243 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/lib.rs:251:7
[INFO] [stdout]     |
[INFO] [stdout] 251 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/lib.rs:259:7
[INFO] [stdout]     |
[INFO] [stdout] 259 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::Atomic::<*mut T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/atomics/atomic_option.rs:76:39
[INFO] [stdout]    |
[INFO] [stdout] 76 |         let old = NonNull::new(self.0.compare_and_swap(null_mut(), ptr, order));
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Option::<T>::map_or` that must be used
[INFO] [stdout]    --> src/atomics/atomic.rs:226:9
[INFO] [stdout]     |
[INFO] [stdout] 226 | /         NonNull::new(self.0.swap(null_mut(), Ordering::Relaxed))
[INFO] [stdout] 227 | |             .map_or((), |nn| drop(unsafe { Box::from_raw(nn.as_ptr()) }));
[INFO] [stdout]     | |_________________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the returned value, use `if let` instead
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 226 |         let _ = NonNull::new(self.0.swap(null_mut(), Ordering::Relaxed))
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.28s
[INFO] running `Command { std: "docker" "inspect" "8965bdaf259518fef9c58aab7496bedad48297c8ad41e88c31c3e9c841b2f592", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8965bdaf259518fef9c58aab7496bedad48297c8ad41e88c31c3e9c841b2f592" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `crate_type` is deprecated in favor of `crate-type` and will not work in the 2024 edition
[INFO] [stderr] (in the `voluntary_servitude` library target)
[INFO] [stderr] warning: `voluntary-servitude` (manifest) generated 1 warning
[INFO] [stderr]    Compiling serde_core v1.0.229
[INFO] [stderr]    Compiling proc-macro2 v1.0.107
[INFO] [stderr]    Compiling crossbeam-deque v0.8.8
[INFO] [stderr]    Compiling quote v1.0.47
[INFO] [stderr]    Compiling cast v0.2.7
[INFO] [stderr]    Compiling either v1.19.0
[INFO] [stderr]    Compiling crossbeam-epoch v0.9.21
[INFO] [stderr]    Compiling serde v1.0.229
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling csv-core v0.1.13
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling humantime v1.3.0
[INFO] [stderr]    Compiling rand_xoshiro v0.1.0
[INFO] [stderr]    Compiling lazy_static v1.5.1
[INFO] [stdout] warning: lint `const_err` has been removed: converted into hard error, see issue #71800 <https://github.com/rust-lang/rust/issues/71800> for more information
[INFO] [stdout]   --> src/lib.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 84 |     const_err,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `legacy_directory_ownership` has been removed: converted into hard error, see issue #37872 <https://github.com/rust-lang/rust/issues/37872> for more information
[INFO] [stdout]   --> src/lib.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 |     legacy_directory_ownership,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `no_mangle_generic_items` has been removed: converted into hard error, generic items must always be mangled
[INFO] [stdout]   --> src/lib.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 89 |     no_mangle_generic_items,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `plugin_as_library` has been removed: plugins have been deprecated and retired
[INFO] [stdout]   --> src/lib.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 93 |     plugin_as_library,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `private_in_public` has been removed: replaced with another group of lints, see RFC <https://rust-lang.github.io/rfcs/2145-type-privacy.html> for more information
[INFO] [stdout]   --> src/lib.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 94 |     private_in_public,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `safe_extern_statics` has been removed: converted into hard error, see issue #36247 <https://github.com/rust-lang/rust/issues/36247> for more information
[INFO] [stdout]   --> src/lib.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 95 |     safe_extern_statics,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `unions_with_drop_fields`
[INFO] [stdout]   --> src/lib.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 97 |     unions_with_drop_fields,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `docs_rs_workaround`
[INFO] [stdout]    --> src/lib.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 104 | #![cfg_attr(docs_rs_workaround, feature(doc_cfg))]
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 34 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(docs_rs_workaround)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs_rs_workaround)");` 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: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/lib.rs:235:7
[INFO] [stdout]     |
[INFO] [stdout] 235 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/lib.rs:243:7
[INFO] [stdout]     |
[INFO] [stdout] 243 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/lib.rs:251:7
[INFO] [stdout]     |
[INFO] [stdout] 251 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/lib.rs:259:7
[INFO] [stdout]     |
[INFO] [stdout] 259 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::Atomic::<*mut T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/atomics/atomic_option.rs:76:39
[INFO] [stdout]    |
[INFO] [stdout] 76 |         let old = NonNull::new(self.0.compare_and_swap(null_mut(), ptr, order));
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Option::<T>::map_or` that must be used
[INFO] [stdout]    --> src/atomics/atomic.rs:226:9
[INFO] [stdout]     |
[INFO] [stdout] 226 | /         NonNull::new(self.0.swap(null_mut(), Ordering::Relaxed))
[INFO] [stdout] 227 | |             .map_or((), |nn| drop(unsafe { Box::from_raw(nn.as_ptr()) }));
[INFO] [stdout]     | |_________________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the returned value, use `if let` instead
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 226 |         let _ = NonNull::new(self.0.swap(null_mut(), Ordering::Relaxed))
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling env_logger v0.5.13
[INFO] [stderr]    Compiling itertools v0.8.2
[INFO] [stderr]    Compiling criterion-plot v0.3.1
[INFO] [stderr]    Compiling syn v3.0.6
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling rayon v1.12.0
[INFO] [stderr]    Compiling serde_json v1.0.151
[INFO] [stderr]    Compiling csv v1.4.0
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.229
[INFO] [stderr]    Compiling criterion v0.2.11
[INFO] [stderr]    Compiling voluntary-servitude v4.0.8 (/opt/rustwide/workdir)
[INFO] [stdout] warning: lint `const_err` has been removed: converted into hard error, see issue #71800 <https://github.com/rust-lang/rust/issues/71800> for more information
[INFO] [stdout]   --> src/lib.rs:84:5
[INFO] [stdout]    |
[INFO] [stdout] 84 |     const_err,
[INFO] [stdout]    |     ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `legacy_directory_ownership` has been removed: converted into hard error, see issue #37872 <https://github.com/rust-lang/rust/issues/37872> for more information
[INFO] [stdout]   --> src/lib.rs:87:5
[INFO] [stdout]    |
[INFO] [stdout] 87 |     legacy_directory_ownership,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `no_mangle_generic_items` has been removed: converted into hard error, generic items must always be mangled
[INFO] [stdout]   --> src/lib.rs:89:5
[INFO] [stdout]    |
[INFO] [stdout] 89 |     no_mangle_generic_items,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `plugin_as_library` has been removed: plugins have been deprecated and retired
[INFO] [stdout]   --> src/lib.rs:93:5
[INFO] [stdout]    |
[INFO] [stdout] 93 |     plugin_as_library,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `private_in_public` has been removed: replaced with another group of lints, see RFC <https://rust-lang.github.io/rfcs/2145-type-privacy.html> for more information
[INFO] [stdout]   --> src/lib.rs:94:5
[INFO] [stdout]    |
[INFO] [stdout] 94 |     private_in_public,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: lint `safe_extern_statics` has been removed: converted into hard error, see issue #36247 <https://github.com/rust-lang/rust/issues/36247> for more information
[INFO] [stdout]   --> src/lib.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 95 |     safe_extern_statics,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `unions_with_drop_fields`
[INFO] [stdout]   --> src/lib.rs:97:5
[INFO] [stdout]    |
[INFO] [stdout] 97 |     unions_with_drop_fields,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unexpected `cfg` condition name: `docs_rs_workaround`
[INFO] [stdout]    --> src/lib.rs:104:13
[INFO] [stdout]     |
[INFO] [stdout] 104 | #![cfg_attr(docs_rs_workaround, feature(doc_cfg))]
[INFO] [stdout]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: expected names are: `docsrs`, `feature`, and `test` and 34 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(docs_rs_workaround)'] }
[INFO] [stdout]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs_rs_workaround)");` 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: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/lib.rs:235:7
[INFO] [stdout]     |
[INFO] [stdout] 235 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/lib.rs:243:7
[INFO] [stdout]     |
[INFO] [stdout] 243 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/lib.rs:251:7
[INFO] [stdout]     |
[INFO] [stdout] 251 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stdout]    --> src/lib.rs:259:7
[INFO] [stdout]     |
[INFO] [stdout] 259 |     #[must_use]
[INFO] [stdout]     |       ^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[INFO] [stdout]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated method `std::sync::atomic::Atomic::<*mut T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stdout]   --> src/atomics/atomic_option.rs:76:39
[INFO] [stdout]    |
[INFO] [stdout] 76 |         let old = NonNull::new(self.0.compare_and_swap(null_mut(), ptr, order));
[INFO] [stdout]    |                                       ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for a function
[INFO] [stdout]    --> src/lib.rs:266:1
[INFO] [stdout]     |
[INFO] [stdout] 266 | pub fn setup_logger() {
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:76:5
[INFO] [stdout]     |
[INFO] [stdout]  76 |     missing_docs,
[INFO] [stdout]     |     ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused return value of `Option::<T>::map_or` that must be used
[INFO] [stdout]    --> src/atomics/atomic.rs:226:9
[INFO] [stdout]     |
[INFO] [stdout] 226 | /         NonNull::new(self.0.swap(null_mut(), Ordering::Relaxed))
[INFO] [stdout] 227 | |             .map_or((), |nn| drop(unsafe { Box::from_raw(nn.as_ptr()) }));
[INFO] [stdout]     | |_________________________________________________________________________^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if you don't need the returned value, use `if let` instead
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 226 |         let _ = NonNull::new(self.0.swap(null_mut(), Ordering::Relaxed))
[INFO] [stdout]     |         +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/iterator.rs:352:9
[INFO] [stdout]     |
[INFO] [stdout] 352 |         drop(iter);
[INFO] [stdout]     |         ^^^^^----^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `&mut iterator::Iter<i32>`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 352 -         drop(iter);
[INFO] [stdout] 352 +         let _ = iter;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/iterator.rs:356:9
[INFO] [stdout]     |
[INFO] [stdout] 356 |         drop(iter);
[INFO] [stdout]     |         ^^^^^----^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `&mut iterator::Iter<i32>`
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 356 -         drop(iter);
[INFO] [stdout] 356 +         let _ = iter;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/iterator.rs:372:9
[INFO] [stdout]     |
[INFO] [stdout] 372 |         drop(iter2);
[INFO] [stdout]     |         ^^^^^-----^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `&mut iterator::Iter<i32>`
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 372 -         drop(iter2);
[INFO] [stdout] 372 +         let _ = iter2;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/iterator.rs:374:9
[INFO] [stdout]     |
[INFO] [stdout] 374 |         drop(iter);
[INFO] [stdout]     |         ^^^^^----^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `&mut iterator::Iter<i32>`
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 374 -         drop(iter);
[INFO] [stdout] 374 +         let _ = iter;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/iterator.rs:375:9
[INFO] [stdout]     |
[INFO] [stdout] 375 |         drop(iter1);
[INFO] [stdout]     |         ^^^^^-----^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `&mut iterator::Iter<i32>`
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 375 -         drop(iter1);
[INFO] [stdout] 375 +         let _ = iter1;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stdout]    --> src/iterator.rs:378:9
[INFO] [stdout]     |
[INFO] [stdout] 378 |         drop(iter3);
[INFO] [stdout]     |         ^^^^^-----^
[INFO] [stdout]     |              |
[INFO] [stdout]     |              argument has type `&mut iterator::Iter<i32>`
[INFO] [stdout]     |
[INFO] [stdout] help: use `let _ = ...` to ignore the expression or result
[INFO] [stdout]     |
[INFO] [stdout] 378 -         drop(iter3);
[INFO] [stdout] 378 +         let _ = iter3;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 13.74s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.11
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "8965bdaf259518fef9c58aab7496bedad48297c8ad41e88c31c3e9c841b2f592", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8965bdaf259518fef9c58aab7496bedad48297c8ad41e88c31c3e9c841b2f592" "/opt/rustwide/cargo-home/bin/cargo" "+1.99.0-beta.8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] warning: Cargo.toml: `crate_type` is deprecated in favor of `crate-type` and will not work in the 2024 edition
[INFO] [stderr] (in the `voluntary_servitude` library target)
[INFO] [stderr] warning: `voluntary-servitude` (manifest) generated 1 warning
[INFO] [stderr] warning: lint `const_err` has been removed: converted into hard error, see issue #71800 <https://github.com/rust-lang/rust/issues/71800> for more information
[INFO] [stderr]   --> src/lib.rs:84:5
[INFO] [stderr]    |
[INFO] [stderr] 84 |     const_err,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: lint `legacy_directory_ownership` has been removed: converted into hard error, see issue #37872 <https://github.com/rust-lang/rust/issues/37872> for more information
[INFO] [stderr]   --> src/lib.rs:87:5
[INFO] [stderr]    |
[INFO] [stderr] 87 |     legacy_directory_ownership,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: lint `no_mangle_generic_items` has been removed: converted into hard error, generic items must always be mangled
[INFO] [stderr]   --> src/lib.rs:89:5
[INFO] [stderr]    |
[INFO] [stderr] 89 |     no_mangle_generic_items,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: lint `plugin_as_library` has been removed: plugins have been deprecated and retired
[INFO] [stderr]   --> src/lib.rs:93:5
[INFO] [stderr]    |
[INFO] [stderr] 93 |     plugin_as_library,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: lint `private_in_public` has been removed: replaced with another group of lints, see RFC <https://rust-lang.github.io/rfcs/2145-type-privacy.html> for more information
[INFO] [stderr]   --> src/lib.rs:94:5
[INFO] [stderr]    |
[INFO] [stderr] 94 |     private_in_public,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: lint `safe_extern_statics` has been removed: converted into hard error, see issue #36247 <https://github.com/rust-lang/rust/issues/36247> for more information
[INFO] [stderr]   --> src/lib.rs:95:5
[INFO] [stderr]    |
[INFO] [stderr] 95 |     safe_extern_statics,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unknown lint: `unions_with_drop_fields`
[INFO] [stderr]   --> src/lib.rs:97:5
[INFO] [stderr]    |
[INFO] [stderr] 97 |     unions_with_drop_fields,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unexpected `cfg` condition name: `docs_rs_workaround`
[INFO] [stderr]    --> src/lib.rs:104:13
[INFO] [stderr]     |
[INFO] [stderr] 104 | #![cfg_attr(docs_rs_workaround, feature(doc_cfg))]
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: expected names are: `docsrs`, `feature`, and `test` and 34 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(docs_rs_workaround)'] }
[INFO] [stderr]     = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(docs_rs_workaround)");` 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: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/lib.rs:235:7
[INFO] [stderr]     |
[INFO] [stderr] 235 |     #[must_use]
[INFO] [stderr]     |       ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/lib.rs:243:7
[INFO] [stderr]     |
[INFO] [stderr] 243 |     #[must_use]
[INFO] [stderr]     |       ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr] 
[INFO] [stderr] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/lib.rs:251:7
[INFO] [stderr]     |
[INFO] [stderr] 251 |     #[must_use]
[INFO] [stderr]     |       ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr] 
[INFO] [stderr] warning: the `must_use` attribute cannot be used on trait methods in impl blocks
[INFO] [stderr]    --> src/lib.rs:259:7
[INFO] [stderr]     |
[INFO] [stderr] 259 |     #[must_use]
[INFO] [stderr]     |       ^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: the `must_use` attribute can be applied to data types, foreign functions, functions, inherent methods, provided trait methods, required trait methods, and traits
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated method `std::sync::atomic::Atomic::<*mut T>::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead
[INFO] [stderr]   --> src/atomics/atomic_option.rs:76:39
[INFO] [stderr]    |
[INFO] [stderr] 76 |         let old = NonNull::new(self.0.compare_and_swap(null_mut(), ptr, order));
[INFO] [stderr]    |                                       ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused return value of `Option::<T>::map_or` that must be used
[INFO] [stderr]    --> src/atomics/atomic.rs:226:9
[INFO] [stderr]     |
[INFO] [stderr] 226 | /         NonNull::new(self.0.swap(null_mut(), Ordering::Relaxed))
[INFO] [stderr] 227 | |             .map_or((), |nn| drop(unsafe { Box::from_raw(nn.as_ptr()) }));
[INFO] [stderr]     | |_________________________________________________________________________^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if you don't need the returned value, use `if let` instead
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 226 |         let _ = NonNull::new(self.0.swap(null_mut(), Ordering::Relaxed))
[INFO] [stderr]     |         +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `voluntary-servitude` (lib) generated 14 warnings (run `cargo fix --lib -p voluntary-servitude` to apply 4 suggestions)
[INFO] [stderr] warning: missing documentation for a function
[INFO] [stderr]    --> src/lib.rs:266:1
[INFO] [stderr]     |
[INFO] [stderr] 266 | pub fn setup_logger() {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:76:5
[INFO] [stderr]     |
[INFO] [stderr]  76 |     missing_docs,
[INFO] [stderr]     |     ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/iterator.rs:352:9
[INFO] [stderr]     |
[INFO] [stderr] 352 |         drop(iter);
[INFO] [stderr]     |         ^^^^^----^
[INFO] [stderr]     |              |
[INFO] [stderr]     |              argument has type `&mut iterator::Iter<i32>`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dropping_references)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     |
[INFO] [stderr] 352 -         drop(iter);
[INFO] [stderr] 352 +         let _ = iter;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/iterator.rs:356:9
[INFO] [stderr]     |
[INFO] [stderr] 356 |         drop(iter);
[INFO] [stderr]     |         ^^^^^----^
[INFO] [stderr]     |              |
[INFO] [stderr]     |              argument has type `&mut iterator::Iter<i32>`
[INFO] [stderr]     |
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     |
[INFO] [stderr] 356 -         drop(iter);
[INFO] [stderr] 356 +         let _ = iter;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/iterator.rs:372:9
[INFO] [stderr]     |
[INFO] [stderr] 372 |         drop(iter2);
[INFO] [stderr]     |         ^^^^^-----^
[INFO] [stderr]     |              |
[INFO] [stderr]     |              argument has type `&mut iterator::Iter<i32>`
[INFO] [stderr]     |
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     |
[INFO] [stderr] 372 -         drop(iter2);
[INFO] [stderr] 372 +         let _ = iter2;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/iterator.rs:374:9
[INFO] [stderr]     |
[INFO] [stderr] 374 |         drop(iter);
[INFO] [stderr]     |         ^^^^^----^
[INFO] [stderr]     |              |
[INFO] [stderr]     |              argument has type `&mut iterator::Iter<i32>`
[INFO] [stderr]     |
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     |
[INFO] [stderr] 374 -         drop(iter);
[INFO] [stderr] 374 +         let _ = iter;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/iterator.rs:375:9
[INFO] [stderr]     |
[INFO] [stderr] 375 |         drop(iter1);
[INFO] [stderr]     |         ^^^^^-----^
[INFO] [stderr]     |              |
[INFO] [stderr]     |              argument has type `&mut iterator::Iter<i32>`
[INFO] [stderr]     |
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     |
[INFO] [stderr] 375 -         drop(iter1);
[INFO] [stderr] 375 +         let _ = iter1;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing
[INFO] [stderr]    --> src/iterator.rs:378:9
[INFO] [stderr]     |
[INFO] [stderr] 378 |         drop(iter3);
[INFO] [stderr]     |         ^^^^^-----^
[INFO] [stderr]     |              |
[INFO] [stderr]     |              argument has type `&mut iterator::Iter<i32>`
[INFO] [stderr]     |
[INFO] [stderr] help: use `let _ = ...` to ignore the expression or result
[INFO] [stderr]     |
[INFO] [stderr] 378 -         drop(iter3);
[INFO] [stderr] 378 +         let _ = iter3;
[INFO] [stderr]     |
[INFO] [stderr] 
[INFO] [stderr] warning: `voluntary-servitude` (lib test) generated 21 warnings (14 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.2.11
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/voluntary_servitude-30ad52a69db30d02)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test atomics::atomic_option::tests::test_send ... ok
[INFO] [stdout] test atomics::atomic::tests::test_send ... ok
[INFO] [stdout] test atomics::atomic_option::tests::test_sync ... ok
[INFO] [stdout] test atomics::atomic::tests::test_sync ... ok
[INFO] [stdout] test atomics::fill_once_atomic_option::tests::fill_once_ref ... ok
[INFO] [stdout] test iterator::tests::iter_all ... ok
[INFO] [stdout] test iterator::tests::iter_doesnt_clear ... ok
[INFO] [stdout] test iterator::tests::iter_grows ... ok
[INFO] [stdout] test iterator::tests::iter_isnt_growable_when_consumed ... ok
[INFO] [stdout] test voluntary_servitude::tests::extend_partial_eq ... ok
[INFO] [stdout] test atomics::fill_once_atomic_arc::tests::test_send ... ok
[INFO] [stdout] test iterator::tests::iter_drop_many ... ok
[INFO] [stdout] test iterator::tests::iter_many ... ok
[INFO] [stdout] test voluntary_servitude::tests::iter_outlives ... ok
[INFO] [stdout] test iterator::tests::iter_drop ... ok
[INFO] [stdout] test voluntary_servitude::tests::test_sync ... ok
[INFO] [stdout] test atomics::fill_once_atomic_arc::tests::test_sync ... ok
[INFO] [stdout] test atomics::fill_once_atomic_option::tests::test_send ... ok
[INFO] [stdout] test voluntary_servitude::tests::swap_empty ... ok
[INFO] [stdout] test voluntary_servitude::tests::voluntary_servitude_len_append_clear ... ok
[INFO] [stdout] test voluntary_servitude::tests::test_send ... ok
[INFO] [stdout] test atomics::fill_once_atomic_option::tests::test_sync ... ok
[INFO] [stdout] test iterator::tests::iter_after_use ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-c2b9b2f9096d1d92)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test elements_1b ... ignored
[INFO] [stdout] test elements_1m ... ignored
[INFO] [stdout] test elements_500m ... ignored
[INFO] [stdout] test elements_50m ... ignored
[INFO] [stdout] test clear ... ok
[INFO] [stdout] test single_thread ... ok
[INFO] [stdout] test elements_100k ... ok
[INFO] [stdout] test single_producer_single_consumer ... ok
[INFO] [stdout] test single_producer_multi_consumer ... ok
[INFO] [stdout] test multi_producer_multi_consumer ... ok
[INFO] [stdout] test multi_producer_single_consumer ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 4 ignored; 0 measured; 0 filtered out; finished in 5.66s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests voluntary_servitude
[INFO] [stderr] warning: lint `const_err` has been removed: converted into hard error, see issue #71800 <https://github.com/rust-lang/rust/issues/71800> for more information
[INFO] [stderr]   --> src/lib.rs:84:5
[INFO] [stderr]    |
[INFO] [stderr] 84 |     const_err,
[INFO] [stderr]    |     ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(renamed_and_removed_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: lint `legacy_directory_ownership` has been removed: converted into hard error, see issue #37872 <https://github.com/rust-lang/rust/issues/37872> for more information
[INFO] [stderr]   --> src/lib.rs:87:5
[INFO] [stderr]    |
[INFO] [stderr] 87 |     legacy_directory_ownership,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: lint `no_mangle_generic_items` has been removed: converted into hard error, generic items must always be mangled
[INFO] [stderr]   --> src/lib.rs:89:5
[INFO] [stderr]    |
[INFO] [stderr] 89 |     no_mangle_generic_items,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: lint `plugin_as_library` has been removed: plugins have been deprecated and retired
[INFO] [stderr]   --> src/lib.rs:93:5
[INFO] [stderr]    |
[INFO] [stderr] 93 |     plugin_as_library,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: lint `private_in_public` has been removed: replaced with another group of lints, see RFC <https://rust-lang.github.io/rfcs/2145-type-privacy.html> for more information
[INFO] [stderr]   --> src/lib.rs:94:5
[INFO] [stderr]    |
[INFO] [stderr] 94 |     private_in_public,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: lint `safe_extern_statics` has been removed: converted into hard error, see issue #36247 <https://github.com/rust-lang/rust/issues/36247> for more information
[INFO] [stderr]   --> src/lib.rs:95:5
[INFO] [stderr]    |
[INFO] [stderr] 95 |     safe_extern_statics,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unknown lint: `unions_with_drop_fields`
[INFO] [stderr]   --> src/lib.rs:97:5
[INFO] [stderr]    |
[INFO] [stderr] 97 |     unions_with_drop_fields,
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 7 warnings emitted
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] running 51 tests
[INFO] [stdout] test src/atomics/atomic.rs - atomics::atomic::Atomic<T>::into_inner (line 107) ... ok
[INFO] [stdout] test src/atomics/atomic.rs - atomics::atomic::Atomic<T>::swap (line 87) ... ok
[INFO] [stdout] test src/atomics/atomic_option.rs - atomics::atomic_option::AtomicOption<T>::try_store (line 58) ... ok
[INFO] [stdout] test src/atomics/atomic_option.rs - atomics::atomic_option::AtomicOption<T>::new (line 37) ... ok
[INFO] [stdout] test src/atomics/atomic.rs - atomics::atomic::Atomic<T>::new (line 51) ... ok
[INFO] [stdout] test src/atomics/atomic_option.rs - atomics::atomic_option::AtomicOption<T>::take (line 125) ... ok
[INFO] [stdout] test src/atomics/atomic.rs - atomics::atomic::Atomic<T>::from_raw_unchecked (line 152) ... ok
[INFO] [stdout] test src/atomics/atomic_option.rs - atomics::atomic_option::AtomicOption<T>::swap (line 101) ... ok
[INFO] [stdout] test src/atomics/atomic.rs - atomics::atomic::Atomic<T>::from_raw (line 129) ... ok
[INFO] [stdout] test src/atomics/atomic_option.rs - atomics::atomic_option::AtomicOption<T>::get_raw (line 207) ... ok
[INFO] [stdout] test src/atomics/atomic.rs - atomics::atomic::Atomic<T>::store (line 69) ... ok
[INFO] [stdout] test src/atomics/atomic_option.rs - atomics::atomic_option::AtomicOption<T>::from_raw (line 181) ... ok
[INFO] [stdout] test src/atomics/atomic.rs - atomics::atomic::Atomic<T>::get_raw (line 179) ... ok
[INFO] [stdout] test src/atomics/atomic_option.rs - atomics::atomic_option::AtomicOption<T>::store (line 83) ... ok
[INFO] [stdout] test src/atomics/atomic_option.rs - atomics::atomic_option::AtomicOption<T>::atomic_ptr (line 147) ... ok
[INFO] [stdout] test src/atomics/atomic_option.rs - atomics::atomic_option::AtomicOption<T>::into_inner (line 162) ... ok
[INFO] [stdout] test src/atomics/fill_once_atomic_arc.rs - atomics::fill_once_atomic_arc::FillOnceAtomicArc<T>::from_raw (line 114) ... ok
[INFO] [stdout] test src/atomics/fill_once_atomic_option.rs - atomics::fill_once_atomic_option::FillOnceAtomicOption<T>::get_raw (line 172) ... ok
[INFO] [stdout] test src/atomics/fill_once_atomic_arc.rs - atomics::fill_once_atomic_arc::FillOnceAtomicArc<T>::load (line 61) ... ok
[INFO] [stdout] test src/atomics/fill_once_atomic_arc.rs - atomics::fill_once_atomic_arc::FillOnceAtomicArc<T>::into_inner (line 95) ... ok
[INFO] [stdout] test src/atomics/fill_once_atomic_option.rs - atomics::fill_once_atomic_option::FillOnceAtomicOption<T>::get_ref (line 108) ... ok
[INFO] [stdout] test src/atomics/fill_once_atomic_arc.rs - atomics::fill_once_atomic_arc::FillOnceAtomicArc<T>::get_ref (line 78) ... ok
[INFO] [stdout] test src/atomics/fill_once_atomic_arc.rs - atomics::fill_once_atomic_arc::FillOnceAtomicArc<T>::get_raw (line 141) ... ok
[INFO] [stdout] test src/atomics/fill_once_atomic_option.rs - atomics::fill_once_atomic_option::FillOnceAtomicOption<T>::from_raw (line 147) ... ok
[INFO] [stdout] test src/atomics/fill_once_atomic_option.rs - atomics::fill_once_atomic_option::FillOnceAtomicOption<T>::try_store (line 43) ... ok
[INFO] [stdout] test src/atomics/fill_once_atomic_arc.rs - atomics::fill_once_atomic_arc::FillOnceAtomicArc<T>::new (line 15) ... ok
[INFO] [stdout] test src/iterator.rs - iterator::Iter (line 16) ... ok
[INFO] [stdout] test src/atomics/fill_once_atomic_arc.rs - atomics::fill_once_atomic_arc::FillOnceAtomicArc<T>::try_store (line 38) ... ok
[INFO] [stdout] test src/atomics/fill_once_atomic_option.rs - atomics::fill_once_atomic_option::FillOnceAtomicOption<T>::load (line 89) ... ok
[INFO] [stdout] test src/atomics/fill_once_atomic_option.rs - atomics::fill_once_atomic_option::FillOnceAtomicOption<T>::into_inner (line 128) ... ok
[INFO] [stdout] test src/atomics/fill_once_atomic_option.rs - atomics::fill_once_atomic_option::FillOnceAtomicOption<T>::take (line 70) ... ok
[INFO] [stdout] test src/lib.rs - voluntary_servitude (line 136) ... FAILED
[INFO] [stdout] test src/iterator.rs - iterator::Iter<T>::index (line 169) ... ok
[INFO] [stdout] test src/iterator.rs - iterator::Iter<T>::is_empty (line 140) ... ok
[INFO] [stdout] test src/atomics/fill_once_atomic_option.rs - atomics::fill_once_atomic_option::FillOnceAtomicOption<T>::new (line 21) ... ok
[INFO] [stdout] test src/iterator.rs - iterator::Iter (line 27) ... ok
[INFO] [stdout] test src/lib.rs - (line 54) ... ok
[INFO] [stdout] test src/iterator.rs - iterator::Iter<T>::len (line 109) ... ok
[INFO] [stdout] test src/iterator.rs - iterator::Iter<T>::last_node (line 85) ... ok
[INFO] [stdout] test src/voluntary_servitude.rs - voluntary_servitude::VoluntaryServitude (line 157) ... ok
[INFO] [stdout] test src/voluntary_servitude.rs - voluntary_servitude::VoluntaryServitude<T>::clear (line 336) ... ok
[INFO] [stdout] test src/voluntary_servitude.rs - voluntary_servitude::VoluntaryServitude<T>::append (line 260) ... ok
[INFO] [stdout] test src/voluntary_servitude.rs - voluntary_servitude::VoluntaryServitude<T>::extend (line 390) ... ok
[INFO] [stdout] test src/voluntary_servitude.rs - voluntary_servitude::VoluntaryServitude<T>::is_empty (line 321) ... ok
[INFO] [stdout] test src/voluntary_servitude.rs - voluntary_servitude::VoluntaryServitude<T>::empty (line 354) ... ok
[INFO] [stdout] test src/voluntary_servitude.rs - voluntary_servitude::VoluntaryServitude<T>::iter (line 282) ... ok
[INFO] [stdout] test src/voluntary_servitude.rs - voluntary_servitude::VoluntaryServitude<T>::new (line 245) ... ok
[INFO] [stdout] test src/lib.rs - vs (line 110) ... ok
[INFO] [stdout] test src/voluntary_servitude.rs - voluntary_servitude::VoluntaryServitude<T>::swap (line 373) ... ok
[INFO] [stdout] test src/voluntary_servitude.rs - voluntary_servitude::VoluntaryServitude<T>::len (line 302) ... ok
[INFO] [stdout] test src/voluntary_servitude.rs - voluntary_servitude::VoluntaryServitude (line 195) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - voluntary_servitude (line 136) stdout ----
[INFO] [stdout] error: cannot find macro `voluntary_servitude` in this scope
[INFO] [stdout]    --> src/lib.rs:149:9
[INFO] [stdout]     |
[INFO] [stdout] 149 | let _ = voluntary_servitude![1, 2, 3,];
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `voluntary_servitude` is imported here, but it is a crate, not a macro
[INFO] [stdout]    --> src/lib.rs:136:1
[INFO] [stdout]     |
[INFO] [stdout] 136 | extern crate r#voluntary_servitude;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `voluntary_servitude` in this scope
[INFO] [stdout]    --> src/lib.rs:147:10
[INFO] [stdout]     |
[INFO] [stdout] 147 | let vs = voluntary_servitude![1; 3];
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `voluntary_servitude` is imported here, but it is a crate, not a macro
[INFO] [stdout]    --> src/lib.rs:136:1
[INFO] [stdout]     |
[INFO] [stdout] 136 | extern crate r#voluntary_servitude;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `voluntary_servitude` in this scope
[INFO] [stdout]    --> src/lib.rs:144:10
[INFO] [stdout]     |
[INFO] [stdout] 144 | let vs = voluntary_servitude![1, 2, 3];
[INFO] [stdout]     |          ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `voluntary_servitude` is imported here, but it is a crate, not a macro
[INFO] [stdout]    --> src/lib.rs:136:1
[INFO] [stdout]     |
[INFO] [stdout] 136 | extern crate r#voluntary_servitude;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: cannot find macro `voluntary_servitude` in this scope
[INFO] [stdout]    --> src/lib.rs:141:18
[INFO] [stdout]     |
[INFO] [stdout] 141 | let vs: VS<()> = voluntary_servitude![];
[INFO] [stdout]     |                  ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout] note: `voluntary_servitude` is imported here, but it is a crate, not a macro
[INFO] [stdout]    --> src/lib.rs:136:1
[INFO] [stdout]     |
[INFO] [stdout] 136 | extern crate r#voluntary_servitude;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] ---- src/voluntary_servitude.rs - voluntary_servitude::VoluntaryServitude (line 195) stdout ----
[INFO] [stdout] Test executable failed (exit status: 101).
[INFO] [stdout] 
[INFO] [stdout] stdout:
[INFO] [stdout] 32266 elements
[INFO] [stdout] 188792 elements
[INFO] [stdout] 235408 elements
[INFO] [stdout] 2876193 elements
[INFO] [stdout] 3415755 elements
[INFO] [stdout] 4972016 elements
[INFO] [stdout] 14738687 elements
[INFO] [stdout] 24899509 elements
[INFO] [stdout] 38767628 elements
[INFO] [stdout] 39946492 elements
[INFO] [stdout] 40000000 elements
[INFO] [stdout] 40000000 elements
[INFO] [stdout] 40000000 elements
[INFO] [stdout] 40000000 elements
[INFO] [stdout] 40000000 elements
[INFO] [stdout] 40000000 elements
[INFO] [stdout] 40000000 elements
[INFO] [stdout] 
[INFO] [stdout] stderr:
[INFO] [stdout] 
[INFO] [stdout] thread '<unnamed>' (4148) panicked at src/iterator.rs:213:9:
[INFO] [stdout] assertion failed: (self.index > self.len() && data.is_none()) || self.index <= self.len()
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5c4ad83e0191 - std[70759c8f55707aa4]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5c4ad83e0191 - std[70759c8f55707aa4]::backtrace_rs::backtrace::trace_unsynchronized::<std[70759c8f55707aa4]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5c4ad83e0191 - std[70759c8f55707aa4]::sys::backtrace::_print_fmt
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5c4ad83e0191 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5c4ad83f1b9a - <core[df12db4294e9bfd3]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5c4ad83f1b9a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    6:     0x5c4ad83e437c - core[df12db4294e9bfd3]::io::write::default_write_fmt::<std[70759c8f55707aa4]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/io/write.rs:402:11
[INFO] [stdout]    7:     0x5c4ad83e437c - <std[70759c8f55707aa4]::sys::stdio::unix::Stderr as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/io/write.rs:335:13
[INFO] [stdout]    8:     0x5c4ad83c8846 - <std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5c4ad83c8846 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5c4ad83dc111 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x5c4ad83dc2cb - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:815:13
[INFO] [stdout]   12:     0x5c4ad83c8924 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:681:13
[INFO] [stdout]   13:     0x5c4ad83c1959 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x5c4ad83c90ed - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:679:5
[INFO] [stdout]   15:     0x5c4ad83f238c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x5c4ad83f2352 - core[df12db4294e9bfd3]::panicking::panic
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/panicking.rs:150:5
[INFO] [stdout]   17:     0x5c4ad839ee61 - <&mut voluntary_servitude[507a35dcf5e8a65c]::iterator::Iter<usize> as core[df12db4294e9bfd3]::iter::traits::iterator::Iterator>::next
[INFO] [stdout]   18:     0x5c4ad839b9dd - <&mut voluntary_servitude[507a35dcf5e8a65c]::iterator::Iter<usize> as core[df12db4294e9bfd3]::iter::traits::iterator::Iterator>::fold::<usize, <&mut voluntary_servitude[507a35dcf5e8a65c]::iterator::Iter<usize> as core[df12db4294e9bfd3]::iter::traits::iterator::Iterator>::count::{closure#0}>
[INFO] [stdout]   19:     0x5c4ad839faca - <&mut voluntary_servitude[507a35dcf5e8a65c]::iterator::Iter<usize> as core[df12db4294e9bfd3]::iter::traits::iterator::Iterator>::count
[INFO] [stdout]   20:     0x5c4ad839c5ba - rust_out[fc2a76a7d39855e1]::main::{closure#1}
[INFO] [stdout]   21:     0x5c4ad839a1ee - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<rust_out[fc2a76a7d39855e1]::main::{closure#1}, ()>
[INFO] [stdout]   22:     0x5c4ad839c427 - std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked::<rust_out[fc2a76a7d39855e1]::main::{closure#1}, ()>::{closure#1}::{closure#0}
[INFO] [stdout]   23:     0x5c4ad839f940 - <core[df12db4294e9bfd3]::panic::unwind_safe::AssertUnwindSafe<std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<rust_out[fc2a76a7d39855e1]::main::{closure#1}, ()>::{closure#1}::{closure#0}> as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   24:     0x5c4ad839b7ec - std[70759c8f55707aa4]::panicking::catch_unwind::do_call::<core[df12db4294e9bfd3]::panic::unwind_safe::AssertUnwindSafe<std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<rust_out[fc2a76a7d39855e1]::main::{closure#1}, ()>::{closure#1}::{closure#0}>, ()>
[INFO] [stdout]   25:     0x5c4ad839faeb - __rust_try
[INFO] [stdout]   26:     0x5c4ad839bf6a - std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked::<rust_out[fc2a76a7d39855e1]::main::{closure#1}, ()>::{closure#1}
[INFO] [stdout]   27:     0x5c4ad839c86e - <std[70759c8f55707aa4]::thread::lifecycle::spawn_unchecked<rust_out[fc2a76a7d39855e1]::main::{closure#1}, ()>::{closure#1} as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0}
[INFO] [stdout]   28:     0x5c4ad83dfb09 - <alloc[2182bb758b4b3781]::boxed::Box<dyn core[df12db4294e9bfd3]::ops::function::FnOnce<(), Output = ()> + core[df12db4294e9bfd3]::marker::Send> as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/alloc/src/boxed.rs:2320:9
[INFO] [stdout]   29:     0x5c4ad83dfb09 - <std[70759c8f55707aa4]::sys::thread::unix::Thread>::new::thread_start
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/thread/unix.rs:123:17
[INFO] [stdout]   30:     0x7c0a0e38adfa - <unknown>
[INFO] [stdout]   31:     0x7c0a0e41e3d4 - clone
[INFO] [stdout]   32:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] thread 'main' (4136) panicked at src/voluntary_servitude.rs:37:24:
[INFO] [stdout] Failed to join thread: Any { .. }
[INFO] [stdout] stack backtrace:
[INFO] [stdout]    0:     0x5c4ad83e0191 - std[70759c8f55707aa4]::backtrace_rs::backtrace::libunwind::trace
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9
[INFO] [stdout]    1:     0x5c4ad83e0191 - std[70759c8f55707aa4]::backtrace_rs::backtrace::trace_unsynchronized::<std[70759c8f55707aa4]::sys::backtrace::_print_fmt::{closure#1}>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14
[INFO] [stdout]    2:     0x5c4ad83e0191 - std[70759c8f55707aa4]::sys::backtrace::_print_fmt
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:74:9
[INFO] [stdout]    3:     0x5c4ad83e0191 - <<std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print::DisplayBacktrace as core[df12db4294e9bfd3]::fmt::Display>::fmt
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:44:26
[INFO] [stdout]    4:     0x5c4ad83f1b9a - <core[df12db4294e9bfd3]::fmt::rt::Argument>::fmt
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/fmt/rt.rs:152:76
[INFO] [stdout]    5:     0x5c4ad83f1b9a - core[df12db4294e9bfd3]::fmt::write
[INFO] [stdout]    6:     0x5c4ad83e437c - core[df12db4294e9bfd3]::io::write::default_write_fmt::<std[70759c8f55707aa4]::sys::stdio::unix::Stderr>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/io/write.rs:402:11
[INFO] [stdout]    7:     0x5c4ad83e437c - <std[70759c8f55707aa4]::sys::stdio::unix::Stderr as core[df12db4294e9bfd3]::io::write::Write>::write_fmt
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/io/write.rs:335:13
[INFO] [stdout]    8:     0x5c4ad83c8846 - <std[70759c8f55707aa4]::sys::backtrace::BacktraceLock>::print
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:47:9
[INFO] [stdout]    9:     0x5c4ad83c8846 - std[70759c8f55707aa4]::panicking::default_hook::{closure#0}
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:292:27
[INFO] [stdout]   10:     0x5c4ad83dc111 - std[70759c8f55707aa4]::panicking::default_hook
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:319:9
[INFO] [stdout]   11:     0x5c4ad83dc2cb - std[70759c8f55707aa4]::panicking::panic_with_hook
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:815:13
[INFO] [stdout]   12:     0x5c4ad83c88f2 - std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:688:13
[INFO] [stdout]   13:     0x5c4ad83c1959 - std[70759c8f55707aa4]::sys::backtrace::__rust_end_short_backtrace::<std[70759c8f55707aa4]::panicking::panic_handler::{closure#0}, !>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/sys/backtrace.rs:182:18
[INFO] [stdout]   14:     0x5c4ad83c90ed - __rustc[8fa7c3cbc660c2b3]::rust_begin_unwind
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:679:5
[INFO] [stdout]   15:     0x5c4ad83f238c - core[df12db4294e9bfd3]::panicking::panic_fmt
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/panicking.rs:80:14
[INFO] [stdout]   16:     0x5c4ad83f20e2 - core[df12db4294e9bfd3]::result::unwrap_failed
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/result.rs:1871:5
[INFO] [stdout]   17:     0x5c4ad839ce5f - <core[df12db4294e9bfd3]::result::Result<(), alloc[2182bb758b4b3781]::boxed::Box<dyn core[df12db4294e9bfd3]::any::Any + core[df12db4294e9bfd3]::marker::Send>>>::expect
[INFO] [stdout]   18:     0x5c4ad839cbab - rust_out[fc2a76a7d39855e1]::main
[INFO] [stdout]   19:     0x5c4ad839fa5b - <fn() as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]   20:     0x5c4ad839a1ce - std[70759c8f55707aa4]::sys::backtrace::__rust_begin_short_backtrace::<fn(), ()>
[INFO] [stdout]   21:     0x5c4ad839ba69 - std[70759c8f55707aa4]::rt::lang_start::<()>::{closure#0}
[INFO] [stdout]   22:     0x5c4ad83db879 - <&dyn core[df12db4294e9bfd3]::ops::function::Fn<(), Output = i32> + core[df12db4294e9bfd3]::panic::unwind_safe::RefUnwindSafe + core[df12db4294e9bfd3]::marker::Sync as core[df12db4294e9bfd3]::ops::function::FnOnce<()>>::call_once
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/core/src/ops/function.rs:287:21
[INFO] [stdout]   23:     0x5c4ad83db879 - std[70759c8f55707aa4]::panicking::catch_unwind::do_call::<&dyn core[df12db4294e9bfd3]::ops::function::Fn<(), Output = i32> + core[df12db4294e9bfd3]::panic::unwind_safe::RefUnwindSafe + core[df12db4294e9bfd3]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:576:43
[INFO] [stdout]   24:     0x5c4ad83db879 - std[70759c8f55707aa4]::panicking::catch_unwind::<i32, &dyn core[df12db4294e9bfd3]::ops::function::Fn<(), Output = i32> + core[df12db4294e9bfd3]::panic::unwind_safe::RefUnwindSafe + core[df12db4294e9bfd3]::marker::Sync>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:544:19
[INFO] [stdout]   25:     0x5c4ad83db879 - std[70759c8f55707aa4]::panic::catch_unwind::<&dyn core[df12db4294e9bfd3]::ops::function::Fn<(), Output = i32> + core[df12db4294e9bfd3]::panic::unwind_safe::RefUnwindSafe + core[df12db4294e9bfd3]::marker::Sync, i32>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panic.rs:359:14
[INFO] [stdout]   26:     0x5c4ad83db879 - std[70759c8f55707aa4]::rt::lang_start_internal::{closure#0}
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/rt.rs:175:24
[INFO] [stdout]   27:     0x5c4ad83db879 - std[70759c8f55707aa4]::panicking::catch_unwind::do_call::<std[70759c8f55707aa4]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:576:43
[INFO] [stdout]   28:     0x5c4ad83db879 - std[70759c8f55707aa4]::panicking::catch_unwind::<isize, std[70759c8f55707aa4]::rt::lang_start_internal::{closure#0}>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panicking.rs:544:19
[INFO] [stdout]   29:     0x5c4ad83db879 - std[70759c8f55707aa4]::panic::catch_unwind::<std[70759c8f55707aa4]::rt::lang_start_internal::{closure#0}, isize>
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/panic.rs:359:14
[INFO] [stdout]   30:     0x5c4ad83db879 - std[70759c8f55707aa4]::rt::lang_start_internal
[INFO] [stdout]                                at /rustc/dfb0accb7f508ae8be965d8629557221c889dd98/library/std/src/rt.rs:171:5
[INFO] [stdout]   31:     0x5c4ad8399881 - std[70759c8f55707aa4]::rt::lang_start::<()>
[INFO] [stdout]   32:     0x5c4ad839fb25 - main
[INFO] [stdout]   33:     0x7c0a0e311601 - <unknown>
[INFO] [stdout]   34:     0x7c0a0e311718 - __libc_start_main
[INFO] [stdout]   35:     0x5c4ad8399095 - _start
[INFO] [stdout]   36:                0x0 - <unknown>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - voluntary_servitude (line 136)
[INFO] [stdout]     src/voluntary_servitude.rs - voluntary_servitude::VoluntaryServitude (line 195)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 49 passed; 2 failed; 0 ignored; 0 measured; 0 filtered out; finished in 42.09s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8965bdaf259518fef9c58aab7496bedad48297c8ad41e88c31c3e9c841b2f592", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8965bdaf259518fef9c58aab7496bedad48297c8ad41e88c31c3e9c841b2f592", kill_on_drop: false }`
[INFO] [stdout] 8965bdaf259518fef9c58aab7496bedad48297c8ad41e88c31c3e9c841b2f592
