[INFO] fetching crate proptest-arbitrary 0.2.2... [INFO] testing proptest-arbitrary-0.2.2 against 1.91.0 for beta-1.92-2 [INFO] extracting crate proptest-arbitrary 0.2.2 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate proptest-arbitrary 0.2.2 [INFO] finished tweaking crates.io crate proptest-arbitrary 0.2.2 [INFO] tweaked toml for crates.io crate proptest-arbitrary 0.2.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate proptest-arbitrary 0.2.2 on toolchain 1.91.0 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "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" "+1.91.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 24 packages to latest compatible versions [INFO] [stderr] Adding bit-set v0.4.0 (available: v0.8.0) [INFO] [stderr] Adding derive_more v0.7.1 (available: v2.0.1) [INFO] [stderr] Adding frunk_core v0.0.21 (available: v0.4.4) [INFO] [stderr] Adding frunk_derives v0.0.22 (available: v0.4.4) [INFO] [stderr] Adding proptest v0.3.4 (available: v1.9.0) [INFO] [stderr] Adding version_check v0.1.5 (available: v0.9.5) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded bit-set v0.4.0 [INFO] [stderr] Downloaded bit-vec v0.4.4 [INFO] [stderr] Downloaded frunk_derives v0.0.22 [INFO] [stderr] Downloaded regex-syntax v0.4.2 [INFO] [stderr] Downloaded proptest v0.3.4 [INFO] [stderr] Downloaded frunk_core v0.0.21 [INFO] [stderr] Downloaded derive_more v0.7.1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 652f3228d8d4694eb1c75f4f388abf545996af2aa27ad0b7395e913b705ad7fa [INFO] running `Command { std: "docker" "start" "-a" "652f3228d8d4694eb1c75f4f388abf545996af2aa27ad0b7395e913b705ad7fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "652f3228d8d4694eb1c75f4f388abf545996af2aa27ad0b7395e913b705ad7fa", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "652f3228d8d4694eb1c75f4f388abf545996af2aa27ad0b7395e913b705ad7fa", kill_on_drop: false }` [INFO] [stdout] 652f3228d8d4694eb1c75f4f388abf545996af2aa27ad0b7395e913b705ad7fa [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 0d0fd0ddd7c26bafb4dc00e15339a009e75c2fac7aaf51d821d490a6949af6d3 [INFO] running `Command { std: "docker" "start" "-a" "0d0fd0ddd7c26bafb4dc00e15339a009e75c2fac7aaf51d821d490a6949af6d3", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] Compiling unicode-xid v0.0.4 [INFO] [stderr] Compiling quote v0.3.15 [INFO] [stderr] Compiling bit-vec v0.4.4 [INFO] [stderr] Compiling frunk_core v0.0.21 [INFO] [stderr] Compiling regex-syntax v0.4.2 [INFO] [stderr] Compiling lazy_static v0.2.11 [INFO] [stderr] Compiling proptest-arbitrary v0.2.2 (/opt/rustwide/workdir) [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling synom v0.11.3 [INFO] [stderr] Compiling bit-set v0.4.0 [INFO] [stderr] Compiling syn v0.11.11 [INFO] [stderr] Compiling proptest v0.3.4 [INFO] [stderr] Compiling derive_more v0.7.1 [INFO] [stderr] Compiling frunk_derives v0.0.22 [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/_std/collections.rs:3:13 [INFO] [stdout] | [INFO] [stdout] 3 | #![cfg_attr(feature="cargo-clippy", allow(implicit_hasher))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `default`, `frunk`, `frunk_core`, `frunk_derives`, and `unstable` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/_std/cell.rs:11:16 [INFO] [stdout] | [INFO] [stdout] 11 | #[cfg_attr(feature = "cargo-clippy", allow(let_and_return))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `default`, `frunk`, `frunk_core`, `frunk_derives`, and `unstable` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/_std/cell.rs:25:16 [INFO] [stdout] | [INFO] [stdout] 25 | #[cfg_attr(feature = "cargo-clippy", allow(let_and_return))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `default`, `frunk`, `frunk_core`, `frunk_derives`, and `unstable` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stdout] --> src/_std/char.rs:18:7 [INFO] [stdout] | [INFO] [stdout] 18 | #[cfg(MIN_VER_1_24_0)] [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(MIN_VER_1_24_0)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stdout] --> src/_std/char.rs:20:7 [INFO] [stdout] | [INFO] [stdout] 20 | #[cfg(MIN_VER_1_24_0)] [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(MIN_VER_1_24_0)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stdout] --> src/_std/char.rs:33:7 [INFO] [stdout] | [INFO] [stdout] 33 | #[cfg(MIN_VER_1_24_0)] [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(MIN_VER_1_24_0)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stdout] --> src/_std/ffi.rs:36:7 [INFO] [stdout] | [INFO] [stdout] 36 | #[cfg(MIN_VER_1_24_0)] [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(MIN_VER_1_24_0)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stdout] --> src/_std/ffi.rs:38:7 [INFO] [stdout] | [INFO] [stdout] 38 | #[cfg(MIN_VER_1_24_0)] [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(MIN_VER_1_24_0)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stdout] --> src/_std/ffi.rs:40:7 [INFO] [stdout] | [INFO] [stdout] 40 | #[cfg(MIN_VER_1_24_0)] [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(MIN_VER_1_24_0)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/_std/string.rs:148:15 [INFO] [stdout] | [INFO] [stdout] 148 | 0xE1u8...0xECu8 => 0x80u8..0xC0u8, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/_std/string.rs:150:15 [INFO] [stdout] | [INFO] [stdout] 150 | 0xEEu8...0xEFu8 => 0x80u8..0xA0u8, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/_std/string.rs:155:15 [INFO] [stdout] | [INFO] [stdout] 155 | 0xE1u8...0xECu8 => prop_oneof![start_byte..0x80u8, 0xC0u8..], [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/_std/string.rs:157:15 [INFO] [stdout] | [INFO] [stdout] 157 | 0xEEu8...0xEFu8 => prop_oneof![start_byte..0x80u8, 0xA0u8..], [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/_std/string.rs:162:15 [INFO] [stdout] | [INFO] [stdout] 162 | 0xF1u8...0xF3u8 => prop_oneof![start_byte..0x80u8, 0xA0u8..], [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/_std/string.rs:168:15 [INFO] [stdout] | [INFO] [stdout] 168 | 0xF1u8...0xF3u8 => 0x80u8..0xA0u8, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stdout] --> src/_std/sync.rs:16:11 [INFO] [stdout] | [INFO] [stdout] 16 | #[cfg(not(MIN_VER_1_24_0))] [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(MIN_VER_1_24_0)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stdout] --> src/_std/sync.rs:18:7 [INFO] [stdout] | [INFO] [stdout] 18 | #[cfg(MIN_VER_1_24_0)] [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(MIN_VER_1_24_0)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stdout] --> src/_std/sync.rs:21:11 [INFO] [stdout] | [INFO] [stdout] 21 | #[cfg(not(MIN_VER_1_24_0))] [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(MIN_VER_1_24_0)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stdout] --> src/_std/sync.rs:23:7 [INFO] [stdout] | [INFO] [stdout] 23 | #[cfg(MIN_VER_1_24_0)] [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(MIN_VER_1_24_0)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `arrays::*` [INFO] [stdout] --> src/lib.rs:493:9 [INFO] [stdout] | [INFO] [stdout] 493 | pub use arrays::*; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique [INFO] [stdout] --> src/utils.rs:117:25 [INFO] [stdout] | [INFO] [stdout] 116 | #[derive(Copy, PartialEq, Eq, PartialOrd, Ord, Hash, Debug)] [INFO] [stdout] | --------- in this derive macro expansion [INFO] [stdout] 117 | pub struct SFnMap(fn(I) -> O); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the address of the same function can vary between different codegen units [INFO] [stdout] = note: furthermore, different functions could have the same address after being merged together [INFO] [stdout] = note: for more information visit [INFO] [stdout] = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique [INFO] [stdout] --> src/utils.rs:117:25 [INFO] [stdout] | [INFO] [stdout] 116 | #[derive(Copy, PartialEq, Eq, PartialOrd, Ord, Hash, Debug)] [INFO] [stdout] | ---------- in this derive macro expansion [INFO] [stdout] 117 | pub struct SFnMap(fn(I) -> O); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the address of the same function can vary between different codegen units [INFO] [stdout] = note: furthermore, different functions could have the same address after being merged together [INFO] [stdout] = note: for more information visit [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique [INFO] [stdout] --> src/utils.rs:117:25 [INFO] [stdout] | [INFO] [stdout] 116 | #[derive(Copy, PartialEq, Eq, PartialOrd, Ord, Hash, Debug)] [INFO] [stdout] | --- in this derive macro expansion [INFO] [stdout] 117 | pub struct SFnMap(fn(I) -> O); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the address of the same function can vary between different codegen units [INFO] [stdout] = note: furthermore, different functions could have the same address after being merged together [INFO] [stdout] = note: for more information visit [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021 [INFO] [stdout] --> src/_std/io.rs:86:7 [INFO] [stdout] | [INFO] [stdout] 86 | ].into_iter().map(Clone::clone).map(Just)) [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 86 - ].into_iter().map(Clone::clone).map(Just)) [INFO] [stdout] 86 + ].iter().map(Clone::clone).map(Just)) [INFO] [stdout] | [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 67 ~ IntoIterator::into_iter([ NotFound [INFO] [stdout] 68 | , PermissionDenied [INFO] [stdout] ... [INFO] [stdout] 85 | // TODO: watch this type for variant-additions. [INFO] [stdout] 86 ~ ]).map(Clone::clone).map(Just)) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-binding let on a synchronization lock [INFO] [stdout] --> src/_std/sync.rs:63:10 [INFO] [stdout] | [INFO] [stdout] 63 | let (_, wtr) = wt.unwrap(); [INFO] [stdout] | ^ this lock is not assigned to a binding and is immediately dropped [INFO] [stdout] | [INFO] [stdout] = help: consider immediately dropping the value using `drop(..)` after the `let` statement [INFO] [stdout] = note: `#[warn(let_underscore_lock)]` (part of `#[warn(let_underscore)]`) on by default [INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 63 | let (_unused, wtr) = wt.unwrap(); [INFO] [stdout] | ++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-binding let on a synchronization lock [INFO] [stdout] --> src/_std/sync.rs:71:10 [INFO] [stdout] | [INFO] [stdout] 71 | let (_, wtr) = wt.unwrap(); [INFO] [stdout] | ^ this lock is not assigned to a binding and is immediately dropped [INFO] [stdout] | [INFO] [stdout] = help: consider immediately dropping the value using `drop(..)` after the `let` statement [INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 71 | let (_unused, wtr) = wt.unwrap(); [INFO] [stdout] | ++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.00s [INFO] running `Command { std: "docker" "inspect" "0d0fd0ddd7c26bafb4dc00e15339a009e75c2fac7aaf51d821d490a6949af6d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0d0fd0ddd7c26bafb4dc00e15339a009e75c2fac7aaf51d821d490a6949af6d3", kill_on_drop: false }` [INFO] [stdout] 0d0fd0ddd7c26bafb4dc00e15339a009e75c2fac7aaf51d821d490a6949af6d3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ab8e1c329f4435b5b4e722d07229e4dbc217f04a14e3109817b3dc1b60926bce [INFO] running `Command { std: "docker" "start" "-a" "ab8e1c329f4435b5b4e722d07229e4dbc217f04a14e3109817b3dc1b60926bce", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/_std/collections.rs:3:13 [INFO] [stdout] | [INFO] [stdout] 3 | #![cfg_attr(feature="cargo-clippy", allow(implicit_hasher))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `default`, `frunk`, `frunk_core`, `frunk_derives`, and `unstable` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/_std/cell.rs:11:16 [INFO] [stdout] | [INFO] [stdout] 11 | #[cfg_attr(feature = "cargo-clippy", allow(let_and_return))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `default`, `frunk`, `frunk_core`, `frunk_derives`, and `unstable` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/_std/cell.rs:25:16 [INFO] [stdout] | [INFO] [stdout] 25 | #[cfg_attr(feature = "cargo-clippy", allow(let_and_return))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `default`, `frunk`, `frunk_core`, `frunk_derives`, and `unstable` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stdout] --> src/_std/char.rs:18:7 [INFO] [stdout] | [INFO] [stdout] 18 | #[cfg(MIN_VER_1_24_0)] [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(MIN_VER_1_24_0)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stdout] --> src/_std/char.rs:20:7 [INFO] [stdout] | [INFO] [stdout] 20 | #[cfg(MIN_VER_1_24_0)] [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(MIN_VER_1_24_0)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stdout] --> src/_std/char.rs:33:7 [INFO] [stdout] | [INFO] [stdout] 33 | #[cfg(MIN_VER_1_24_0)] [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(MIN_VER_1_24_0)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stdout] --> src/_std/ffi.rs:36:7 [INFO] [stdout] | [INFO] [stdout] 36 | #[cfg(MIN_VER_1_24_0)] [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(MIN_VER_1_24_0)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stdout] --> src/_std/ffi.rs:38:7 [INFO] [stdout] | [INFO] [stdout] 38 | #[cfg(MIN_VER_1_24_0)] [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(MIN_VER_1_24_0)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stdout] --> src/_std/ffi.rs:40:7 [INFO] [stdout] | [INFO] [stdout] 40 | #[cfg(MIN_VER_1_24_0)] [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(MIN_VER_1_24_0)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/_std/string.rs:148:15 [INFO] [stdout] | [INFO] [stdout] 148 | 0xE1u8...0xECu8 => 0x80u8..0xC0u8, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/_std/string.rs:150:15 [INFO] [stdout] | [INFO] [stdout] 150 | 0xEEu8...0xEFu8 => 0x80u8..0xA0u8, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/_std/string.rs:155:15 [INFO] [stdout] | [INFO] [stdout] 155 | 0xE1u8...0xECu8 => prop_oneof![start_byte..0x80u8, 0xC0u8..], [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/_std/string.rs:157:15 [INFO] [stdout] | [INFO] [stdout] 157 | 0xEEu8...0xEFu8 => prop_oneof![start_byte..0x80u8, 0xA0u8..], [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/_std/string.rs:162:15 [INFO] [stdout] | [INFO] [stdout] 162 | 0xF1u8...0xF3u8 => prop_oneof![start_byte..0x80u8, 0xA0u8..], [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/_std/string.rs:168:15 [INFO] [stdout] | [INFO] [stdout] 168 | 0xF1u8...0xF3u8 => 0x80u8..0xA0u8, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stdout] --> src/_std/sync.rs:16:11 [INFO] [stdout] | [INFO] [stdout] 16 | #[cfg(not(MIN_VER_1_24_0))] [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(MIN_VER_1_24_0)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stdout] --> src/_std/sync.rs:18:7 [INFO] [stdout] | [INFO] [stdout] 18 | #[cfg(MIN_VER_1_24_0)] [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(MIN_VER_1_24_0)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stdout] --> src/_std/sync.rs:21:11 [INFO] [stdout] | [INFO] [stdout] 21 | #[cfg(not(MIN_VER_1_24_0))] [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(MIN_VER_1_24_0)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stdout] --> src/_std/sync.rs:23:7 [INFO] [stdout] | [INFO] [stdout] 23 | #[cfg(MIN_VER_1_24_0)] [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(MIN_VER_1_24_0)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `arrays::*` [INFO] [stdout] --> src/lib.rs:493:9 [INFO] [stdout] | [INFO] [stdout] 493 | pub use arrays::*; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique [INFO] [stdout] --> src/utils.rs:117:25 [INFO] [stdout] | [INFO] [stdout] 116 | #[derive(Copy, PartialEq, Eq, PartialOrd, Ord, Hash, Debug)] [INFO] [stdout] | --------- in this derive macro expansion [INFO] [stdout] 117 | pub struct SFnMap(fn(I) -> O); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the address of the same function can vary between different codegen units [INFO] [stdout] = note: furthermore, different functions could have the same address after being merged together [INFO] [stdout] = note: for more information visit [INFO] [stdout] = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique [INFO] [stdout] --> src/utils.rs:117:25 [INFO] [stdout] | [INFO] [stdout] 116 | #[derive(Copy, PartialEq, Eq, PartialOrd, Ord, Hash, Debug)] [INFO] [stdout] | ---------- in this derive macro expansion [INFO] [stdout] 117 | pub struct SFnMap(fn(I) -> O); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the address of the same function can vary between different codegen units [INFO] [stdout] = note: furthermore, different functions could have the same address after being merged together [INFO] [stdout] = note: for more information visit [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique [INFO] [stdout] --> src/utils.rs:117:25 [INFO] [stdout] | [INFO] [stdout] 116 | #[derive(Copy, PartialEq, Eq, PartialOrd, Ord, Hash, Debug)] [INFO] [stdout] | --- in this derive macro expansion [INFO] [stdout] 117 | pub struct SFnMap(fn(I) -> O); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the address of the same function can vary between different codegen units [INFO] [stdout] = note: furthermore, different functions could have the same address after being merged together [INFO] [stdout] = note: for more information visit [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling proptest-arbitrary v0.2.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021 [INFO] [stdout] --> src/_std/io.rs:86:7 [INFO] [stdout] | [INFO] [stdout] 86 | ].into_iter().map(Clone::clone).map(Just)) [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 86 - ].into_iter().map(Clone::clone).map(Just)) [INFO] [stdout] 86 + ].iter().map(Clone::clone).map(Just)) [INFO] [stdout] | [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 67 ~ IntoIterator::into_iter([ NotFound [INFO] [stdout] 68 | , PermissionDenied [INFO] [stdout] ... [INFO] [stdout] 85 | // TODO: watch this type for variant-additions. [INFO] [stdout] 86 ~ ]).map(Clone::clone).map(Just)) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-binding let on a synchronization lock [INFO] [stdout] --> src/_std/sync.rs:63:10 [INFO] [stdout] | [INFO] [stdout] 63 | let (_, wtr) = wt.unwrap(); [INFO] [stdout] | ^ this lock is not assigned to a binding and is immediately dropped [INFO] [stdout] | [INFO] [stdout] = help: consider immediately dropping the value using `drop(..)` after the `let` statement [INFO] [stdout] = note: `#[warn(let_underscore_lock)]` (part of `#[warn(let_underscore)]`) on by default [INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 63 | let (_unused, wtr) = wt.unwrap(); [INFO] [stdout] | ++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-binding let on a synchronization lock [INFO] [stdout] --> src/_std/sync.rs:71:10 [INFO] [stdout] | [INFO] [stdout] 71 | let (_, wtr) = wt.unwrap(); [INFO] [stdout] | ^ this lock is not assigned to a binding and is immediately dropped [INFO] [stdout] | [INFO] [stdout] = help: consider immediately dropping the value using `drop(..)` after the `let` statement [INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 71 | let (_unused, wtr) = wt.unwrap(); [INFO] [stdout] | ++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/_std/collections.rs:3:13 [INFO] [stdout] | [INFO] [stdout] 3 | #![cfg_attr(feature="cargo-clippy", allow(implicit_hasher))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `default`, `frunk`, `frunk_core`, `frunk_derives`, and `unstable` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/_std/cell.rs:11:16 [INFO] [stdout] | [INFO] [stdout] 11 | #[cfg_attr(feature = "cargo-clippy", allow(let_and_return))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `default`, `frunk`, `frunk_core`, `frunk_derives`, and `unstable` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/_std/cell.rs:25:16 [INFO] [stdout] | [INFO] [stdout] 25 | #[cfg_attr(feature = "cargo-clippy", allow(let_and_return))] [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `default`, `frunk`, `frunk_core`, `frunk_derives`, and `unstable` [INFO] [stdout] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stdout] --> src/_std/char.rs:18:7 [INFO] [stdout] | [INFO] [stdout] 18 | #[cfg(MIN_VER_1_24_0)] [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(MIN_VER_1_24_0)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stdout] --> src/_std/char.rs:20:7 [INFO] [stdout] | [INFO] [stdout] 20 | #[cfg(MIN_VER_1_24_0)] [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(MIN_VER_1_24_0)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stdout] --> src/_std/char.rs:33:7 [INFO] [stdout] | [INFO] [stdout] 33 | #[cfg(MIN_VER_1_24_0)] [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(MIN_VER_1_24_0)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stdout] --> src/_std/char.rs:69:11 [INFO] [stdout] | [INFO] [stdout] 69 | #[cfg(MIN_VER_1_24_0)] [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(MIN_VER_1_24_0)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stdout] --> src/_std/ffi.rs:36:7 [INFO] [stdout] | [INFO] [stdout] 36 | #[cfg(MIN_VER_1_24_0)] [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(MIN_VER_1_24_0)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stdout] --> src/_std/ffi.rs:38:7 [INFO] [stdout] | [INFO] [stdout] 38 | #[cfg(MIN_VER_1_24_0)] [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(MIN_VER_1_24_0)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stdout] --> src/_std/ffi.rs:40:7 [INFO] [stdout] | [INFO] [stdout] 40 | #[cfg(MIN_VER_1_24_0)] [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(MIN_VER_1_24_0)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stdout] --> src/_std/ffi.rs:78:11 [INFO] [stdout] | [INFO] [stdout] 78 | #[cfg(MIN_VER_1_24_0)] [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(MIN_VER_1_24_0)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/_std/string.rs:148:15 [INFO] [stdout] | [INFO] [stdout] 148 | 0xE1u8...0xECu8 => 0x80u8..0xC0u8, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/_std/string.rs:150:15 [INFO] [stdout] | [INFO] [stdout] 150 | 0xEEu8...0xEFu8 => 0x80u8..0xA0u8, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/_std/string.rs:155:15 [INFO] [stdout] | [INFO] [stdout] 155 | 0xE1u8...0xECu8 => prop_oneof![start_byte..0x80u8, 0xC0u8..], [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/_std/string.rs:157:15 [INFO] [stdout] | [INFO] [stdout] 157 | 0xEEu8...0xEFu8 => prop_oneof![start_byte..0x80u8, 0xA0u8..], [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/_std/string.rs:162:15 [INFO] [stdout] | [INFO] [stdout] 162 | 0xF1u8...0xF3u8 => prop_oneof![start_byte..0x80u8, 0xA0u8..], [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `...` range patterns are deprecated [INFO] [stdout] --> src/_std/string.rs:168:15 [INFO] [stdout] | [INFO] [stdout] 168 | 0xF1u8...0xF3u8 => 0x80u8..0xA0u8, [INFO] [stdout] | ^^^ help: use `..=` for an inclusive range [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stdout] --> src/_std/sync.rs:16:11 [INFO] [stdout] | [INFO] [stdout] 16 | #[cfg(not(MIN_VER_1_24_0))] [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(MIN_VER_1_24_0)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stdout] --> src/_std/sync.rs:18:7 [INFO] [stdout] | [INFO] [stdout] 18 | #[cfg(MIN_VER_1_24_0)] [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(MIN_VER_1_24_0)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stdout] --> src/_std/sync.rs:21:11 [INFO] [stdout] | [INFO] [stdout] 21 | #[cfg(not(MIN_VER_1_24_0))] [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(MIN_VER_1_24_0)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stdout] --> src/_std/sync.rs:23:7 [INFO] [stdout] | [INFO] [stdout] 23 | #[cfg(MIN_VER_1_24_0)] [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(MIN_VER_1_24_0)'] } [INFO] [stdout] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `arrays::*` [INFO] [stdout] --> src/lib.rs:493:9 [INFO] [stdout] | [INFO] [stdout] 493 | pub use arrays::*; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique [INFO] [stdout] --> src/utils.rs:117:25 [INFO] [stdout] | [INFO] [stdout] 116 | #[derive(Copy, PartialEq, Eq, PartialOrd, Ord, Hash, Debug)] [INFO] [stdout] | --------- in this derive macro expansion [INFO] [stdout] 117 | pub struct SFnMap(fn(I) -> O); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the address of the same function can vary between different codegen units [INFO] [stdout] = note: furthermore, different functions could have the same address after being merged together [INFO] [stdout] = note: for more information visit [INFO] [stdout] = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique [INFO] [stdout] --> src/utils.rs:117:25 [INFO] [stdout] | [INFO] [stdout] 116 | #[derive(Copy, PartialEq, Eq, PartialOrd, Ord, Hash, Debug)] [INFO] [stdout] | ---------- in this derive macro expansion [INFO] [stdout] 117 | pub struct SFnMap(fn(I) -> O); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the address of the same function can vary between different codegen units [INFO] [stdout] = note: furthermore, different functions could have the same address after being merged together [INFO] [stdout] = note: for more information visit [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique [INFO] [stdout] --> src/utils.rs:117:25 [INFO] [stdout] | [INFO] [stdout] 116 | #[derive(Copy, PartialEq, Eq, PartialOrd, Ord, Hash, Debug)] [INFO] [stdout] | --- in this derive macro expansion [INFO] [stdout] 117 | pub struct SFnMap(fn(I) -> O); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: the address of the same function can vary between different codegen units [INFO] [stdout] = note: furthermore, different functions could have the same address after being merged together [INFO] [stdout] = note: for more information visit [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021 [INFO] [stdout] --> src/_std/io.rs:86:7 [INFO] [stdout] | [INFO] [stdout] 86 | ].into_iter().map(Clone::clone).map(Just)) [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stdout] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stdout] | [INFO] [stdout] 86 - ].into_iter().map(Clone::clone).map(Just)) [INFO] [stdout] 86 + ].iter().map(Clone::clone).map(Just)) [INFO] [stdout] | [INFO] [stdout] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stdout] | [INFO] [stdout] 67 ~ IntoIterator::into_iter([ NotFound [INFO] [stdout] 68 | , PermissionDenied [INFO] [stdout] ... [INFO] [stdout] 85 | // TODO: watch this type for variant-additions. [INFO] [stdout] 86 ~ ]).map(Clone::clone).map(Just)) [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-binding let on a synchronization lock [INFO] [stdout] --> src/_std/sync.rs:63:10 [INFO] [stdout] | [INFO] [stdout] 63 | let (_, wtr) = wt.unwrap(); [INFO] [stdout] | ^ this lock is not assigned to a binding and is immediately dropped [INFO] [stdout] | [INFO] [stdout] = help: consider immediately dropping the value using `drop(..)` after the `let` statement [INFO] [stdout] = note: `#[warn(let_underscore_lock)]` (part of `#[warn(let_underscore)]`) on by default [INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 63 | let (_unused, wtr) = wt.unwrap(); [INFO] [stdout] | ++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-binding let on a synchronization lock [INFO] [stdout] --> src/_std/sync.rs:71:10 [INFO] [stdout] | [INFO] [stdout] 71 | let (_, wtr) = wt.unwrap(); [INFO] [stdout] | ^ this lock is not assigned to a binding and is immediately dropped [INFO] [stdout] | [INFO] [stdout] = help: consider immediately dropping the value using `drop(..)` after the `let` statement [INFO] [stdout] help: consider binding to an unused variable to avoid immediately dropping the value [INFO] [stdout] | [INFO] [stdout] 71 | let (_unused, wtr) = wt.unwrap(); [INFO] [stdout] | ++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 6.81s [INFO] running `Command { std: "docker" "inspect" "ab8e1c329f4435b5b4e722d07229e4dbc217f04a14e3109817b3dc1b60926bce", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ab8e1c329f4435b5b4e722d07229e4dbc217f04a14e3109817b3dc1b60926bce", kill_on_drop: false }` [INFO] [stdout] ab8e1c329f4435b5b4e722d07229e4dbc217f04a14e3109817b3dc1b60926bce [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e29ac06b62e3d4fc0940778bfa4fbcb59c35ebe1f81a25bec39fcd84a4e16350 [INFO] running `Command { std: "docker" "start" "-a" "e29ac06b62e3d4fc0940778bfa4fbcb59c35ebe1f81a25bec39fcd84a4e16350", kill_on_drop: false }` [INFO] [stderr] warning: no edition set: defaulting to the 2015 edition while the latest is 2024 [INFO] [stderr] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stderr] --> src/_std/collections.rs:3:13 [INFO] [stderr] | [INFO] [stderr] 3 | #![cfg_attr(feature="cargo-clippy", allow(implicit_hasher))] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: expected values for `feature` are: `default`, `frunk`, `frunk_core`, `frunk_derives`, and `unstable` [INFO] [stderr] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stderr] --> src/_std/cell.rs:11:16 [INFO] [stderr] | [INFO] [stderr] 11 | #[cfg_attr(feature = "cargo-clippy", allow(let_and_return))] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: expected values for `feature` are: `default`, `frunk`, `frunk_core`, `frunk_derives`, and `unstable` [INFO] [stderr] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stderr] --> src/_std/cell.rs:25:16 [INFO] [stderr] | [INFO] [stderr] 25 | #[cfg_attr(feature = "cargo-clippy", allow(let_and_return))] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: expected values for `feature` are: `default`, `frunk`, `frunk_core`, `frunk_derives`, and `unstable` [INFO] [stderr] = help: consider adding `cargo-clippy` as a feature in `Cargo.toml` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stderr] --> src/_std/char.rs:18:7 [INFO] [stderr] | [INFO] [stderr] 18 | #[cfg(MIN_VER_1_24_0)] [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(MIN_VER_1_24_0)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stderr] --> src/_std/char.rs:20:7 [INFO] [stderr] | [INFO] [stderr] 20 | #[cfg(MIN_VER_1_24_0)] [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(MIN_VER_1_24_0)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stderr] --> src/_std/char.rs:33:7 [INFO] [stderr] | [INFO] [stderr] 33 | #[cfg(MIN_VER_1_24_0)] [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(MIN_VER_1_24_0)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stderr] --> src/_std/ffi.rs:36:7 [INFO] [stderr] | [INFO] [stderr] 36 | #[cfg(MIN_VER_1_24_0)] [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(MIN_VER_1_24_0)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stderr] --> src/_std/ffi.rs:38:7 [INFO] [stderr] | [INFO] [stderr] 38 | #[cfg(MIN_VER_1_24_0)] [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(MIN_VER_1_24_0)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stderr] --> src/_std/ffi.rs:40:7 [INFO] [stderr] | [INFO] [stderr] 40 | #[cfg(MIN_VER_1_24_0)] [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(MIN_VER_1_24_0)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/_std/string.rs:148:15 [INFO] [stderr] | [INFO] [stderr] 148 | 0xE1u8...0xECu8 => 0x80u8..0xC0u8, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/_std/string.rs:150:15 [INFO] [stderr] | [INFO] [stderr] 150 | 0xEEu8...0xEFu8 => 0x80u8..0xA0u8, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/_std/string.rs:155:15 [INFO] [stderr] | [INFO] [stderr] 155 | 0xE1u8...0xECu8 => prop_oneof![start_byte..0x80u8, 0xC0u8..], [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/_std/string.rs:157:15 [INFO] [stderr] | [INFO] [stderr] 157 | 0xEEu8...0xEFu8 => prop_oneof![start_byte..0x80u8, 0xA0u8..], [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/_std/string.rs:162:15 [INFO] [stderr] | [INFO] [stderr] 162 | 0xF1u8...0xF3u8 => prop_oneof![start_byte..0x80u8, 0xA0u8..], [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/_std/string.rs:168:15 [INFO] [stderr] | [INFO] [stderr] 168 | 0xF1u8...0xF3u8 => 0x80u8..0xA0u8, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stderr] --> src/_std/sync.rs:16:11 [INFO] [stderr] | [INFO] [stderr] 16 | #[cfg(not(MIN_VER_1_24_0))] [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(MIN_VER_1_24_0)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stderr] --> src/_std/sync.rs:18:7 [INFO] [stderr] | [INFO] [stderr] 18 | #[cfg(MIN_VER_1_24_0)] [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(MIN_VER_1_24_0)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stderr] --> src/_std/sync.rs:21:11 [INFO] [stderr] | [INFO] [stderr] 21 | #[cfg(not(MIN_VER_1_24_0))] [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(MIN_VER_1_24_0)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stderr] --> src/_std/sync.rs:23:7 [INFO] [stderr] | [INFO] [stderr] 23 | #[cfg(MIN_VER_1_24_0)] [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(MIN_VER_1_24_0)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] [INFO] [stderr] warning: unused import: `arrays::*` [INFO] [stderr] --> src/lib.rs:493:9 [INFO] [stderr] | [INFO] [stderr] 493 | pub use arrays::*; [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique [INFO] [stderr] --> src/utils.rs:117:25 [INFO] [stderr] | [INFO] [stderr] 116 | #[derive(Copy, PartialEq, Eq, PartialOrd, Ord, Hash, Debug)] [INFO] [stderr] | --------- in this derive macro expansion [INFO] [stderr] 117 | pub struct SFnMap(fn(I) -> O); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: the address of the same function can vary between different codegen units [INFO] [stderr] = note: furthermore, different functions could have the same address after being merged together [INFO] [stderr] = note: for more information visit [INFO] [stderr] = note: `#[warn(unpredictable_function_pointer_comparisons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique [INFO] [stderr] --> src/utils.rs:117:25 [INFO] [stderr] | [INFO] [stderr] 116 | #[derive(Copy, PartialEq, Eq, PartialOrd, Ord, Hash, Debug)] [INFO] [stderr] | ---------- in this derive macro expansion [INFO] [stderr] 117 | pub struct SFnMap(fn(I) -> O); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: the address of the same function can vary between different codegen units [INFO] [stderr] = note: furthermore, different functions could have the same address after being merged together [INFO] [stderr] = note: for more information visit [INFO] [stderr] [INFO] [stderr] warning: function pointer comparisons do not produce meaningful results since their addresses are not guaranteed to be unique [INFO] [stderr] --> src/utils.rs:117:25 [INFO] [stderr] | [INFO] [stderr] 116 | #[derive(Copy, PartialEq, Eq, PartialOrd, Ord, Hash, Debug)] [INFO] [stderr] | --- in this derive macro expansion [INFO] [stderr] 117 | pub struct SFnMap(fn(I) -> O); [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: the address of the same function can vary between different codegen units [INFO] [stderr] = note: furthermore, different functions could have the same address after being merged together [INFO] [stderr] = note: for more information visit [INFO] [stderr] [INFO] [stderr] warning: this method call resolves to `<&[T; N] as IntoIterator>::into_iter` (due to backwards compatibility), but will resolve to `<[T; N] as IntoIterator>::into_iter` in Rust 2021 [INFO] [stderr] --> src/_std/io.rs:86:7 [INFO] [stderr] | [INFO] [stderr] 86 | ].into_iter().map(Clone::clone).map(Just)) [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = warning: this changes meaning in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: `#[warn(array_into_iter)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stderr] help: use `.iter()` instead of `.into_iter()` to avoid ambiguity [INFO] [stderr] | [INFO] [stderr] 86 - ].into_iter().map(Clone::clone).map(Just)) [INFO] [stderr] 86 + ].iter().map(Clone::clone).map(Just)) [INFO] [stderr] | [INFO] [stderr] help: or use `IntoIterator::into_iter(..)` instead of `.into_iter()` to explicitly iterate by value [INFO] [stderr] | [INFO] [stderr] 67 ~ IntoIterator::into_iter([ NotFound [INFO] [stderr] 68 | , PermissionDenied [INFO] [stderr] ... [INFO] [stderr] 85 | // TODO: watch this type for variant-additions. [INFO] [stderr] 86 ~ ]).map(Clone::clone).map(Just)) [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: non-binding let on a synchronization lock [INFO] [stderr] --> src/_std/sync.rs:63:10 [INFO] [stderr] | [INFO] [stderr] 63 | let (_, wtr) = wt.unwrap(); [INFO] [stderr] | ^ this lock is not assigned to a binding and is immediately dropped [INFO] [stderr] | [INFO] [stderr] = help: consider immediately dropping the value using `drop(..)` after the `let` statement [INFO] [stderr] = note: `#[warn(let_underscore_lock)]` (part of `#[warn(let_underscore)]`) on by default [INFO] [stderr] help: consider binding to an unused variable to avoid immediately dropping the value [INFO] [stderr] | [INFO] [stderr] 63 | let (_unused, wtr) = wt.unwrap(); [INFO] [stderr] | ++++++ [INFO] [stderr] [INFO] [stderr] warning: non-binding let on a synchronization lock [INFO] [stderr] --> src/_std/sync.rs:71:10 [INFO] [stderr] | [INFO] [stderr] 71 | let (_, wtr) = wt.unwrap(); [INFO] [stderr] | ^ this lock is not assigned to a binding and is immediately dropped [INFO] [stderr] | [INFO] [stderr] = help: consider immediately dropping the value using `drop(..)` after the `let` statement [INFO] [stderr] help: consider binding to an unused variable to avoid immediately dropping the value [INFO] [stderr] | [INFO] [stderr] 71 | let (_unused, wtr) = wt.unwrap(); [INFO] [stderr] | ++++++ [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stderr] --> src/_std/char.rs:69:11 [INFO] [stderr] | [INFO] [stderr] 69 | #[cfg(MIN_VER_1_24_0)] [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(MIN_VER_1_24_0)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] [INFO] [stderr] warning: unexpected `cfg` condition name: `MIN_VER_1_24_0` [INFO] [stderr] --> src/_std/ffi.rs:78:11 [INFO] [stderr] | [INFO] [stderr] 78 | #[cfg(MIN_VER_1_24_0)] [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(MIN_VER_1_24_0)'] } [INFO] [stderr] = help: or consider adding `println!("cargo::rustc-check-cfg=cfg(MIN_VER_1_24_0)");` to the top of the `build.rs` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] [INFO] [stderr] warning: `proptest-arbitrary` (lib) generated 26 warnings (run `cargo fix --lib -p proptest-arbitrary` to apply 10 suggestions) [INFO] [stderr] warning: `proptest-arbitrary` (lib test) generated 28 warnings (26 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/proptest_arbitrary-6318fe4495c45fd5) [INFO] [stdout] [INFO] [stdout] running 164 tests [INFO] [stdout] test _std::ascii::test::escape_default::no_panic ... ok [INFO] [stdout] test _std::boxed::test::boxed::no_panic ... ok [INFO] [stdout] test _std::cell::test::cell::no_panic ... ok [INFO] [stdout] test _std::char::test::escape_unicode::no_panic ... ok [INFO] [stdout] test _std::cell::test::ref_cell::no_panic ... ok [INFO] [stdout] test _std::cell::test::unsafe_cell::no_panic ... ok [INFO] [stdout] test _std::char::test::escape_default::no_panic ... ok [INFO] [stdout] test _std::char::test::parse_char_error::no_panic ... ok [INFO] [stdout] test _std::char::test::to_uppercase::no_panic ... ok [INFO] [stdout] test _std::char::test::to_lowercase::no_panic ... ok [INFO] [stdout] test _std::char::test::escape_debug::no_panic ... ok [INFO] [stdout] test _std::cmp::test::ordering::no_panic ... ok [INFO] [stdout] test _std::char::test::decode_utf16_error::no_panic ... ok [INFO] [stdout] test _std::cmp::test::reverse::no_panic ... ok [INFO] [stdout] test _std::collections::test::bound::no_panic ... ok [INFO] [stdout] test _std::collections::test::arc_slice::no_panic ... ok [INFO] [stdout] test _std::collections::test::binary_heap::no_panic ... ok [INFO] [stdout] test _std::collections::test::into_iter_binary_heap::no_panic ... ok [INFO] [stdout] test _std::collections::test::box_slice::no_panic ... ok [INFO] [stdout] test _std::collections::test::into_iter_vec::no_panic ... ok [INFO] [stdout] test _std::env::test::args::no_panic ... ok [INFO] [stdout] test _std::env::test::args_os::no_panic ... ok [INFO] [stdout] test _std::collections::test::into_iter_vec_deque::no_panic ... ok [INFO] [stdout] test _std::collections::test::rc_slice::no_panic ... ok [INFO] [stdout] test _std::collections::test::linked_list::no_panic ... ok [INFO] [stdout] test _std::env::test::join_paths_error::no_panic ... ok [INFO] [stdout] test _std::env::test::vars_os::no_panic ... ok [INFO] [stdout] test _std::collections::test::vec::no_panic ... ok [INFO] [stdout] test _std::env::test::vars::no_panic ... ok [INFO] [stdout] test _std::collections::test::into_iter_btree_set::no_panic ... ok [INFO] [stdout] test _std::collections::test::vec_deque::no_panic ... ok [INFO] [stdout] test _std::ffi::test::box_c_str::no_panic ... ok [INFO] [stdout] test _std::collections::test::into_iter_hash_set::no_panic ... ok [INFO] [stdout] test _std::collections::test::btree_set::no_panic ... ok [INFO] [stdout] test _std::ffi::test::arc_c_str::no_panic ... ok [INFO] [stdout] test _std::collections::test::hash_set::no_panic ... ok [INFO] [stdout] test _std::fmt::test::error::no_panic ... ok [INFO] [stdout] test _std::fs::test::dir_builder::no_panic ... ok [INFO] [stdout] test _std::collections::test::btree_map::no_panic ... ok [INFO] [stdout] test _std::hash::test::build_hasher_default::no_panic ... ok [INFO] [stdout] test _std::hash::test::random_state::no_panic ... ok [INFO] [stdout] test _std::hash::test::default_hasher::no_panic ... ok [INFO] [stdout] test _std::ffi::test::c_string::no_panic ... ok [INFO] [stdout] test _std::io::test::buf_writer::no_panic ... ok [INFO] [stdout] test _std::io::test::buf_reader::no_panic ... ok [INFO] [stdout] test _std::io::test::cursor::no_panic ... ok [INFO] [stdout] test _std::collections::test::hash_map::no_panic ... ok [INFO] [stdout] test _std::io::test::empty::no_panic ... ok [INFO] [stdout] test _std::io::test::error_kind::no_panic ... ok [INFO] [stdout] test _std::io::test::chain::no_panic ... ok [INFO] [stdout] test _std::io::test::line_writer::no_panic ... ok [INFO] [stdout] test _std::io::test::lines::no_panic ... ok [INFO] [stdout] test _std::io::test::sink::no_panic ... ok [INFO] [stdout] test _std::io::test::repeat::no_panic ... ok [INFO] [stdout] test _std::io::test::seek_from::no_panic ... ok [INFO] [stdout] test _std::env::test::var_error::no_panic ... ok [INFO] [stdout] test _std::collections::test::into_iter_btree_map::no_panic ... ok [INFO] [stdout] test _std::ffi::test::rc_c_str::no_panic ... ok [INFO] [stdout] test _std::io::test::spit::no_panic ... ok [INFO] [stdout] test _std::io::test::stdin::no_panic ... ok [INFO] [stdout] test _std::io::test::stderr::no_panic ... ok [INFO] [stdout] test _std::io::test::stdout::no_panic ... ok [INFO] [stdout] test _std::io::test::take::no_panic ... ok [INFO] [stdout] test _std::collections::test::into_iter_hash_map::no_panic ... ok [INFO] [stdout] test _std::iter::test::cycle::no_panic ... ok [INFO] [stdout] test _std::iter::test::chain::no_panic ... ok [INFO] [stdout] test _std::iter::test::peekable::no_panic ... ok [INFO] [stdout] test _std::iter::test::repeat::no_panic ... ok [INFO] [stdout] test _std::iter::test::empty::no_panic ... ok [INFO] [stdout] test _std::iter::test::enumerate::no_panic ... ok [INFO] [stdout] test _std::iter::test::fuse::no_panic ... ok [INFO] [stdout] test _std::iter::test::once::no_panic ... ok [INFO] [stdout] test _std::iter::test::cloned::no_panic ... ok [INFO] [stdout] test _std::iter::test::rev::no_panic ... ok [INFO] [stdout] test _std::marker::test::phantom_data::no_panic ... ok [INFO] [stdout] test _std::mem::test::discriminant_struct::no_panic ... ok [INFO] [stdout] test _std::mem::test::discriminant_enum::no_panic ... ok [INFO] [stdout] test _std::iter::test::skip::no_panic ... ok [INFO] [stdout] test _std::iter::test::take::no_panic ... ok [INFO] [stdout] test _std::mem::test::manually_drop::no_panic ... ok [INFO] [stdout] test _std::iter::test::zip::no_panic ... ok [INFO] [stdout] test _std::net::test::addr_parse_error::no_panic ... ok [INFO] [stdout] test _std::net::test::socket_addr_v4::no_panic ... ok [INFO] [stdout] test _std::net::test::ip_addr::no_panic ... ok [INFO] [stdout] test _std::net::test::ipv4_addr::no_panic ... ok [INFO] [stdout] test _std::net::test::socket_addr_v6::no_panic ... ok [INFO] [stdout] test _std::net::test::ipv6_addr::no_panic ... ok [INFO] [stdout] test _std::num::test::fp_category::no_panic ... ok [INFO] [stdout] test _std::net::test::shutdown::no_panic ... ok [INFO] [stdout] test _std::num::test::parse_float_error::no_panic ... ok [INFO] [stdout] test _std::net::test::socket_addr::no_panic ... ok [INFO] [stdout] test _std::num::test::parse_int_error::no_panic ... ok [INFO] [stdout] test _std::num::test::wrapping::no_panic ... ok [INFO] [stdout] test _std::ops::test::range::no_panic ... ok [INFO] [stdout] test _std::ops::test::range_from::no_panic ... ok [INFO] [stdout] test _std::ops::test::range_full::no_panic ... ok [INFO] [stdout] test _std::ops::test::range_to::no_panic ... ok [INFO] [stdout] test _std::option::test::option::no_panic ... ok [INFO] [stdout] test _std::option::test::option_iter::no_panic ... ok [INFO] [stdout] test _std::panic::test::assert_unwind_safe::no_panic ... ok [INFO] [stdout] test _std::path::test::strip_prefix_error::no_panic ... ok [INFO] [stdout] test _std::rc::test::rc::no_panic ... ok [INFO] [stdout] test _std::result::test::result::no_panic ... ok [INFO] [stdout] test _std::result::test::into_iter::no_panic ... ok [INFO] [stdout] test _std::str::test::parse_bool_errror::no_panic ... ok [INFO] [stdout] test _std::string::test::from_utf16_error::no_panic ... ok [INFO] [stdout] test _std::ffi::test::into_string_error::no_panic ... ok [INFO] [stdout] test _std::sync::test::arc::no_panic ... ok [INFO] [stdout] test _std::sync::test::atomic_bool::no_panic ... ok [INFO] [stdout] test _std::sync::test::atomic_isize::no_panic ... ok [INFO] [stdout] test _std::io::test::error::no_panic ... ok [INFO] [stdout] test _std::sync::test::barrier::no_panic ... ok [INFO] [stdout] test _std::sync::test::atomic_usize::no_panic ... ok [INFO] [stdout] test _std::sync::test::condvar::no_panic ... ok [INFO] [stdout] test _std::sync::test::mutex::no_panic ... ok [INFO] [stdout] test _std::sync::test::once::no_panic ... ok [INFO] [stdout] test _std::sync::test::ordering::no_panic ... ok [INFO] [stdout] test _std::sync::test::recv_error::no_panic ... ok [INFO] [stdout] test _std::sync::test::recv_timeout_error::no_panic ... ok [INFO] [stdout] test _std::sync::test::rw_lock::no_panic ... ok [INFO] [stdout] test _std::sync::test::rx_tx::no_panic ... ok [INFO] [stdout] test _std::sync::test::rx_txiter::no_panic ... ok [INFO] [stdout] test _std::sync::test::send_error::no_panic ... ok [INFO] [stdout] test _std::collections::test::into_iter_linked_list::no_panic ... ok [INFO] [stdout] test _std::ffi::test::os_string::no_panic ... ok [INFO] [stdout] test _std::sync::test::try_send_error::no_panic ... ok [INFO] [stdout] test _std::sync::test::wait_timeout_result::no_panic ... ok [INFO] [stdout] test _std::string::test::from_utf8_error::no_panic ... ok [INFO] [stdout] test _std::time::test::duration::no_panic ... ok [INFO] [stdout] test _std::time::test::instant::no_panic ... ok [INFO] [stdout] test _std::time::test::system_time::no_panic ... ok [INFO] [stdout] test arrays::test::array_32::no_panic ... ok [INFO] [stdout] test params::test::probability::no_panic ... ok [INFO] [stdout] test params::test::size_bounds::no_panic ... ok [INFO] [stdout] test primitives::test::bool::no_panic ... ok [INFO] [stdout] test primitives::test::char::no_panic ... ok [INFO] [stdout] test primitives::test::f32::no_panic ... ok [INFO] [stdout] test primitives::test::f64::no_panic ... ok [INFO] [stdout] test primitives::test::i16::no_panic ... ok [INFO] [stdout] test _std::sync::test::try_recv_error::no_panic ... ok [INFO] [stdout] test primitives::test::i64::no_panic ... ok [INFO] [stdout] test primitives::test::i32::no_panic ... ok [INFO] [stdout] test primitives::test::isize::no_panic ... ok [INFO] [stdout] test primitives::test::u16::no_panic ... ok [INFO] [stdout] test primitives::test::u32::no_panic ... ok [INFO] [stdout] test primitives::test::u64::no_panic ... ok [INFO] [stdout] test primitives::test::u8::no_panic ... ok [INFO] [stdout] test primitives::test::usize::no_panic ... ok [INFO] [stdout] test tuples::test::tuple_n10::no_panic ... ok [INFO] [stdout] test primitives::test::i8::no_panic ... ok [INFO] [stdout] test _std::sync::test::barrier_wait_result::no_panic ... ok [INFO] [stdout] test _std::ffi::test::rc_os_str::no_panic ... ok [INFO] [stdout] test _std::ffi::test::arc_os_str::no_panic ... ok [INFO] [stdout] test _std::string::test::string::no_panic ... ok [INFO] [stdout] test _std::ffi::test::box_os_str::no_panic ... ok [INFO] [stdout] test _std::thread::test::builder::no_panic ... ok [INFO] [stdout] test _std::string::test::str_arc::no_panic ... ok [INFO] [stdout] test _std::string::test::str_rc::no_panic ... ok [INFO] [stdout] test _std::string::test::str_box::no_panic ... ok [INFO] [stdout] test _std::ffi::test::from_bytes_with_nul::no_panic ... ok [INFO] [stdout] test _std::sync::test::syncrx_tx::no_panic ... ok [INFO] [stdout] test _std::sync::test::syncrx_txiter::no_panic ... ok [INFO] [stdout] test _std::str::test::utf8_error::no_panic ... ok [INFO] [stdout] test _std::char::test::decode_utf16::no_panic ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 164 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 2.30s [INFO] [stdout] [INFO] [stderr] Doc-tests proptest_arbitrary [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/_std/string.rs:148:15 [INFO] [stderr] | [INFO] [stderr] 148 | 0xE1u8...0xECu8 => 0x80u8..0xC0u8, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: `#[warn(ellipsis_inclusive_range_patterns)]` (part of `#[warn(rust_2021_compatibility)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/_std/string.rs:150:15 [INFO] [stderr] | [INFO] [stderr] 150 | 0xEEu8...0xEFu8 => 0x80u8..0xA0u8, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/_std/string.rs:155:15 [INFO] [stderr] | [INFO] [stderr] 155 | 0xE1u8...0xECu8 => prop_oneof![start_byte..0x80u8, 0xC0u8..], [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/_std/string.rs:157:15 [INFO] [stderr] | [INFO] [stderr] 157 | 0xEEu8...0xEFu8 => prop_oneof![start_byte..0x80u8, 0xA0u8..], [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/_std/string.rs:162:15 [INFO] [stderr] | [INFO] [stderr] 162 | 0xF1u8...0xF3u8 => prop_oneof![start_byte..0x80u8, 0xA0u8..], [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: `...` range patterns are deprecated [INFO] [stderr] --> src/_std/string.rs:168:15 [INFO] [stderr] | [INFO] [stderr] 168 | 0xF1u8...0xF3u8 => 0x80u8..0xA0u8, [INFO] [stderr] | ^^^ help: use `..=` for an inclusive range [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: 6 warnings emitted [INFO] [stderr] [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test src/lib.rs - (line 24) ... ignored [INFO] [stdout] test src/lib.rs - arbitrary (line 315) ... ok [INFO] [stdout] test src/lib.rs - arbitrary_with (line 359) ... ok [INFO] [stdout] test src/lib.rs - any_with (line 442) ... ok [INFO] [stdout] test src/lib.rs - any (line 400) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.67s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "e29ac06b62e3d4fc0940778bfa4fbcb59c35ebe1f81a25bec39fcd84a4e16350", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e29ac06b62e3d4fc0940778bfa4fbcb59c35ebe1f81a25bec39fcd84a4e16350", kill_on_drop: false }` [INFO] [stdout] e29ac06b62e3d4fc0940778bfa4fbcb59c35ebe1f81a25bec39fcd84a4e16350