[INFO] fetching crate intarray 0.1.0... [INFO] testing intarray-0.1.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1 [INFO] extracting crate intarray 0.1.0 into /workspace/builds/worker-4-tc1/source [INFO] started tweaking crates.io crate intarray 0.1.0 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate intarray 0.1.0 [INFO] tweaked toml for crates.io crate intarray 0.1.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate intarray 0.1.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate intarray 0.1.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded winapi-util v0.1.2 [INFO] [stderr] Downloaded test-env-log v0.1.0 [INFO] [stderr] Downloaded quick-error v1.2.2 [INFO] [stderr] Downloaded wincolor v1.0.2 [INFO] [stderr] Downloaded serde_derive v1.0.99 [INFO] [stderr] Downloaded atty v0.2.13 [INFO] [stderr] Downloaded dtoa v0.4.4 [INFO] [stderr] Downloaded sha2 v0.8.0 [INFO] [stderr] Downloaded getrandom v0.1.11 [INFO] [stderr] Downloaded unicode-width v0.1.6 [INFO] [stderr] Downloaded hex v0.3.2 [INFO] [stderr] Downloaded itoa v0.4.4 [INFO] [stderr] Downloaded bitflags v1.1.0 [INFO] [stderr] Downloaded serde_json v1.0.40 [INFO] [stderr] Downloaded serde v1.0.99 [INFO] [stderr] Downloaded termcolor v1.0.5 [INFO] [stderr] Downloaded regex v1.3.1 [INFO] [stderr] Downloaded wasi v0.5.0 [INFO] [stderr] Downloaded aho-corasick v0.7.6 [INFO] [stderr] Downloaded regex-syntax v0.6.12 [INFO] [stderr] Downloaded proc-macro2 v1.0.2 [INFO] [stderr] Downloaded byteorder v1.3.2 [INFO] [stderr] Downloaded humantime v1.2.0 [INFO] [stderr] Downloaded block-padding v0.1.4 [INFO] [stderr] Downloaded yaml-rust v0.4.3 [INFO] [stderr] Downloaded serde_yaml v0.8.9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fb26fce4174bf8b4bbe294f35f8d05766738f18cc489b794081266bdda8ed7b5 [INFO] running `Command { std: "docker" "start" "-a" "fb26fce4174bf8b4bbe294f35f8d05766738f18cc489b794081266bdda8ed7b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fb26fce4174bf8b4bbe294f35f8d05766738f18cc489b794081266bdda8ed7b5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fb26fce4174bf8b4bbe294f35f8d05766738f18cc489b794081266bdda8ed7b5", kill_on_drop: false }` [INFO] [stdout] fb26fce4174bf8b4bbe294f35f8d05766738f18cc489b794081266bdda8ed7b5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 85d9471a6f135f624b051a9d20a83e498b0ffde18f6c2600ae28e4ca95b0c2cd [INFO] running `Command { std: "docker" "start" "-a" "85d9471a6f135f624b051a9d20a83e498b0ffde18f6c2600ae28e4ca95b0c2cd", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling cfg-if v0.1.9 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling getrandom v0.1.11 [INFO] [stderr] Compiling ppv-lite86 v0.2.5 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling serde v1.0.99 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling quick-error v1.2.2 [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Compiling humantime v1.2.0 [INFO] [stderr] Compiling termcolor v1.0.5 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling c2-chacha v0.2.2 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.0 [INFO] [stderr] Compiling regex v1.3.1 [INFO] [stderr] Compiling env_logger v0.6.2 [INFO] [stderr] Compiling intarray v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/lib.rs:27:23 [INFO] [stdout] | [INFO] [stdout] 27 | for (i, j) in MASK_ARRAY.iter().enumerate() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/lib.rs:36:25 [INFO] [stdout] | [INFO] [stdout] 36 | if (bits - 1) < MASK_ARRAY.len() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:314:17 [INFO] [stdout] | [INFO] [stdout] 314 | pub fn iter(&self) -> IntIter { [INFO] [stdout] | ^^^^^ ------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 314 | pub fn iter(&self) -> IntIter<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 16.56s [INFO] running `Command { std: "docker" "inspect" "85d9471a6f135f624b051a9d20a83e498b0ffde18f6c2600ae28e4ca95b0c2cd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "85d9471a6f135f624b051a9d20a83e498b0ffde18f6c2600ae28e4ca95b0c2cd", kill_on_drop: false }` [INFO] [stdout] 85d9471a6f135f624b051a9d20a83e498b0ffde18f6c2600ae28e4ca95b0c2cd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3331dd400f7dc446a1381373b4a93182f92a9343006a05d30a109e557b8eb7bf [INFO] running `Command { std: "docker" "start" "-a" "3331dd400f7dc446a1381373b4a93182f92a9343006a05d30a109e557b8eb7bf", kill_on_drop: false }` [INFO] [stderr] Compiling typenum v1.11.2 [INFO] [stderr] Compiling proc-macro2 v1.0.2 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Compiling ryu v1.0.0 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling block-padding v0.1.4 [INFO] [stderr] Compiling linked-hash-map v0.5.2 [INFO] [stderr] Compiling unicode-width v0.1.6 [INFO] [stderr] Compiling yaml-rust v0.4.3 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling dtoa v0.4.4 [INFO] [stderr] Compiling itoa v0.4.4 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling hex v0.3.2 [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/lib.rs:27:23 [INFO] [stdout] | [INFO] [stdout] 27 | for (i, j) in MASK_ARRAY.iter().enumerate() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/lib.rs:36:25 [INFO] [stdout] | [INFO] [stdout] 36 | if (bits - 1) < MASK_ARRAY.len() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:314:17 [INFO] [stdout] | [INFO] [stdout] 314 | pub fn iter(&self) -> IntIter { [INFO] [stdout] | ^^^^^ ------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 314 | pub fn iter(&self) -> IntIter<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling serde_json v1.0.40 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Compiling serde_yaml v0.8.9 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling sha2 v0.8.0 [INFO] [stderr] Compiling serde_derive v1.0.99 [INFO] [stderr] Compiling test-env-log v0.1.0 [INFO] [stderr] Compiling intarray v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stdout] --> src/tests.rs:179:10 [INFO] [stdout] | [INFO] [stdout] 179 | #[derive(Serialize)] [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `Serialize` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/lib.rs:27:23 [INFO] [stdout] | [INFO] [stdout] 27 | for (i, j) in MASK_ARRAY.iter().enumerate() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/lib.rs:36:25 [INFO] [stdout] | [INFO] [stdout] 36 | if (bits - 1) < MASK_ARRAY.len() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/lib.rs:314:17 [INFO] [stdout] | [INFO] [stdout] 314 | pub fn iter(&self) -> IntIter { [INFO] [stdout] | ^^^^^ ------- the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 314 | pub fn iter(&self) -> IntIter<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stdout] --> src/tests.rs:179:10 [INFO] [stdout] | [INFO] [stdout] 179 | #[derive(Serialize)] [INFO] [stdout] | ^-------- [INFO] [stdout] | | [INFO] [stdout] | `Serialize` is not local [INFO] [stdout] | move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_Ex` [INFO] [stdout] 180 | struct Ex { [INFO] [stdout] | -- `Ex` is not local [INFO] [stdout] | [INFO] [stdout] = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed [INFO] [stdout] = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stdout] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stdout] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stdout] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stdout] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 25.74s [INFO] running `Command { std: "docker" "inspect" "3331dd400f7dc446a1381373b4a93182f92a9343006a05d30a109e557b8eb7bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3331dd400f7dc446a1381373b4a93182f92a9343006a05d30a109e557b8eb7bf", kill_on_drop: false }` [INFO] [stdout] 3331dd400f7dc446a1381373b4a93182f92a9343006a05d30a109e557b8eb7bf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] ca96ed78d2305fbda196b411bf5ae24000c2fe119abf6826563e04e486ae3c6d [INFO] running `Command { std: "docker" "start" "-a" "ca96ed78d2305fbda196b411bf5ae24000c2fe119abf6826563e04e486ae3c6d", kill_on_drop: false }` [INFO] [stderr] warning: creating a shared reference to mutable static [INFO] [stderr] --> src/lib.rs:27:23 [INFO] [stderr] | [INFO] [stderr] 27 | for (i, j) in MASK_ARRAY.iter().enumerate() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stderr] | [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stderr] = note: `#[warn(static_mut_refs)]` on by default [INFO] [stderr] [INFO] [stderr] warning: creating a shared reference to mutable static [INFO] [stderr] --> src/lib.rs:36:25 [INFO] [stderr] | [INFO] [stderr] 36 | if (bits - 1) < MASK_ARRAY.len() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ shared reference to mutable static [INFO] [stderr] | [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: shared references to mutable statics are dangerous; it's undefined behavior if the static is mutated or if a mutable reference is created for it while the shared reference lives [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/lib.rs:314:17 [INFO] [stderr] | [INFO] [stderr] 314 | pub fn iter(&self) -> IntIter { [INFO] [stderr] | ^^^^^ ------- the same lifetime is hidden here [INFO] [stderr] | | [INFO] [stderr] | the lifetime is elided here [INFO] [stderr] | [INFO] [stderr] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 314 | pub fn iter(&self) -> IntIter<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: `intarray` (lib) generated 3 warnings (run `cargo fix --lib -p intarray` to apply 1 suggestion) [INFO] [stderr] warning: unexpected `cfg` condition value: `cargo-clippy` [INFO] [stderr] --> src/tests.rs:179:10 [INFO] [stderr] | [INFO] [stderr] 179 | #[derive(Serialize)] [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: no expected values for `feature` [INFO] [stderr] = note: using a cfg inside a derive macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stderr] = help: try referring to `Serialize` crate for guidance on how handle this unexpected cfg [INFO] [stderr] = help: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stderr] = note: see for more information about checking conditional configuration [INFO] [stderr] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stderr] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: non-local `impl` definition, `impl` blocks should be written at the same level as their item [INFO] [stderr] --> src/tests.rs:179:10 [INFO] [stderr] | [INFO] [stderr] 179 | #[derive(Serialize)] [INFO] [stderr] | ^-------- [INFO] [stderr] | | [INFO] [stderr] | `Serialize` is not local [INFO] [stderr] | move the `impl` block outside of this constant `_IMPL_SERIALIZE_FOR_Ex` [INFO] [stderr] 180 | struct Ex { [INFO] [stderr] | -- `Ex` is not local [INFO] [stderr] | [INFO] [stderr] = note: the derive macro `Serialize` defines the non-local `impl`, and may need to be changed [INFO] [stderr] = note: the derive macro `Serialize` may come from an old version of the `serde_derive` crate, try updating your dependency with `cargo update -p serde_derive` [INFO] [stderr] = note: an `impl` is never scoped, even when it is nested inside an item, as it may impact type checking outside of that item, which can be the case if neither the trait or the self type are at the same nesting level as the `impl` [INFO] [stderr] = note: items in an anonymous const item (`const _: () = { ... }`) are treated as in the same scope as the anonymous const's declaration for the purpose of this lint [INFO] [stderr] = note: `#[warn(non_local_definitions)]` on by default [INFO] [stderr] = note: this warning originates in the derive macro `Serialize` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: `intarray` (lib test) generated 5 warnings (3 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.15s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/intarray-19bf6f16cc9323f9) [INFO] [stdout] [INFO] [stdout] running 36 tests [INFO] [stdout] test tests::add64::f ... ok [INFO] [stdout] test tests::addsub::f ... ok [INFO] [stdout] test tests::assign_array::f ... ok [INFO] [stdout] test tests::cat::f ... ok [INFO] [stdout] test tests::assign_int::f ... ok [INFO] [stdout] test tests::clone1::f ... ok [INFO] [stdout] test tests::construct::f ... ok [INFO] [stdout] test tests::construct_withiter::f ... ok [INFO] [stdout] test tests::construct_withvec::f ... ok [INFO] [stdout] test tests::element_sum::f ... ok [INFO] [stdout] test tests::element_add::f ... ok [INFO] [stdout] test tests::extend::f ... ok [INFO] [stdout] test tests::getmask::f ... ok [INFO] [stdout] test tests::iterate2::f ... ok [INFO] [stdout] test tests::extend_fast::f ... ok [INFO] [stdout] test tests::iterate1::f ... ok [INFO] [stdout] test tests::add2_64_overflow::f ... ok [INFO] [stdout] test tests::iterate3::f ... ok [INFO] [stdout] test tests::json::f ... ok [INFO] [stdout] test tests::modify::f ... ok [INFO] [stdout] test tests::maxmin::f ... ok [INFO] [stdout] test tests::pushpop::f ... ok [INFO] [stdout] test tests::shape::f ... ok [INFO] [stdout] test tests::sub2_64_underflow::f ... ok [INFO] [stdout] test tests::sum_1::f ... ok [INFO] [stdout] test tests::limit_incdec::f ... ok [INFO] [stdout] test tests::test_subarray::f ... ok [INFO] [stdout] test tests::test_bits::f ... ok [INFO] [stdout] test tests::u64test::f ... ok [INFO] [stdout] test tests::yaml::f ... ok [INFO] [stdout] test tests::zerowidth::f ... ok [INFO] [stdout] test tests::construct_withiter2::f ... ok [INFO] [stdout] test tests::construct_withvec_bad::f - should panic ... ok [INFO] [stdout] test tests::large::f - should panic ... ok [INFO] [stdout] test tests::out_of_bounds::f - should panic ... ok [INFO] [stdout] test tests::sumx::f ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 36 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.59s [INFO] [stdout] [INFO] [stderr] Doc-tests intarray [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "ca96ed78d2305fbda196b411bf5ae24000c2fe119abf6826563e04e486ae3c6d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ca96ed78d2305fbda196b411bf5ae24000c2fe119abf6826563e04e486ae3c6d", kill_on_drop: false }` [INFO] [stdout] ca96ed78d2305fbda196b411bf5ae24000c2fe119abf6826563e04e486ae3c6d