[INFO] fetching crate rsperftools 0.3.3... [INFO] testing rsperftools-0.3.3 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8 [INFO] extracting crate rsperftools 0.3.3 into /workspace/builds/worker-0-tc2/source [INFO] started tweaking crates.io crate rsperftools 0.3.3 [INFO] removed 0 missing examples [INFO] finished tweaking crates.io crate rsperftools 0.3.3 [INFO] tweaked toml for crates.io crate rsperftools 0.3.3 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate rsperftools 0.3.3 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate rsperftools 0.3.3 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c8d48b060a3a305e459b4e41c899490e2f32c5f6deb9a03a9e82c664b47de642 [INFO] running `Command { std: "docker" "start" "-a" "c8d48b060a3a305e459b4e41c899490e2f32c5f6deb9a03a9e82c664b47de642", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c8d48b060a3a305e459b4e41c899490e2f32c5f6deb9a03a9e82c664b47de642", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c8d48b060a3a305e459b4e41c899490e2f32c5f6deb9a03a9e82c664b47de642", kill_on_drop: false }` [INFO] [stdout] c8d48b060a3a305e459b4e41c899490e2f32c5f6deb9a03a9e82c664b47de642 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 91ad636647514285c2b4a84f777790db734eacdd9883359c540865a87d927950 [INFO] running `Command { std: "docker" "start" "-a" "91ad636647514285c2b4a84f777790db734eacdd9883359c540865a87d927950", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling cc v1.0.46 [INFO] [stderr] Compiling nix v0.15.0 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling rustc-demangle v0.1.16 [INFO] [stderr] Compiling quick-error v1.2.2 [INFO] [stderr] Compiling spin v0.5.2 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Compiling getrandom v0.1.13 [INFO] [stderr] Compiling memmap v0.7.0 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.2 [INFO] [stderr] Compiling backtrace v0.3.40 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling rsperftools v0.3.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / quick_error! { [INFO] [stdout] 2 | | #[derive(Debug)] [INFO] [stdout] 3 | | pub enum Error { [INFO] [stdout] 4 | | NixError(err: nix::Error) { [INFO] [stdout] ... | [INFO] [stdout] 18 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / quick_error! { [INFO] [stdout] 2 | | #[derive(Debug)] [INFO] [stdout] 3 | | pub enum Error { [INFO] [stdout] 4 | | NixError(err: nix::Error) { [INFO] [stdout] ... | [INFO] [stdout] 18 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / quick_error! { [INFO] [stdout] 2 | | #[derive(Debug)] [INFO] [stdout] 3 | | pub enum Error { [INFO] [stdout] 4 | | NixError(err: nix::Error) { [INFO] [stdout] ... | [INFO] [stdout] 18 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / quick_error! { [INFO] [stdout] 2 | | #[derive(Debug)] [INFO] [stdout] 3 | | pub enum Error { [INFO] [stdout] 4 | | NixError(err: nix::Error) { [INFO] [stdout] ... | [INFO] [stdout] 18 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / quick_error! { [INFO] [stdout] 2 | | #[derive(Debug)] [INFO] [stdout] 3 | | pub enum Error { [INFO] [stdout] 4 | | NixError(err: nix::Error) { [INFO] [stdout] ... | [INFO] [stdout] 18 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:7:29 [INFO] [stdout] | [INFO] [stdout] 7 | description(err.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:12:29 [INFO] [stdout] | [INFO] [stdout] 12 | description(err.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `addr`, `lineno`, and `filename` are never read [INFO] [stdout] --> src/frames.rs:101:5 [INFO] [stdout] | [INFO] [stdout] 99 | pub struct Symbol { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 100 | name: Option>, [INFO] [stdout] 101 | addr: Option<*mut c_void>, [INFO] [stdout] | ^^^^ [INFO] [stdout] 102 | lineno: Option, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 103 | filename: Option, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Symbol` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[collector::Entry; 4]` does not permit being left uninitialized [INFO] [stdout] --> src/collector.rs:26:31 [INFO] [stdout] | [INFO] [stdout] 26 | entries: unsafe { std::mem::MaybeUninit::uninit().assume_init() }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] | [INFO] [stdout] note: integers must be initialized (in this struct field) [INFO] [stdout] --> src/collector.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub count: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/collector.rs:70:17 [INFO] [stdout] | [INFO] [stdout] 70 | pub fn iter(&self) -> BucketIterator { [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] 70 | pub fn iter(&self) -> BucketIterator<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[Bucket; 20]` does not permit being left uninitialized [INFO] [stdout] --> src/collector.rs:103:31 [INFO] [stdout] | [INFO] [stdout] 103 | buckets: unsafe { std::mem::MaybeUninit::uninit().assume_init() }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] | [INFO] [stdout] note: integers must be initialized (in this struct field) [INFO] [stdout] --> src/collector.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | pub length: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[Frame; 32]` does not permit being left uninitialized [INFO] [stdout] --> src/frames.rs:42:22 [INFO] [stdout] | [INFO] [stdout] 42 | unsafe { std::mem::MaybeUninit::uninit().assume_init() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: enums with multiple inhabited variants have to be initialized to a variant [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/backtrace-0.3.40/src/backtrace/libunwind.rs:30:1 [INFO] [stdout] | [INFO] [stdout] 30 | pub enum Frame { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[u8; 16]` does not permit being left uninitialized [INFO] [stdout] --> src/frames.rs:47:22 [INFO] [stdout] | [INFO] [stdout] 47 | unsafe { std::mem::MaybeUninit::uninit().assume_init() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/frames.rs:59:14 [INFO] [stdout] | [INFO] [stdout] 59 | fn slice(&self) -> UnresolvedFramesSlice { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 59 | fn slice(&self) -> UnresolvedFramesSlice<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/profiler.rs:46:19 [INFO] [stdout] | [INFO] [stdout] 46 | pub fn report(&self) -> ReportBuilder { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 46 | pub fn report(&self) -> ReportBuilder<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[Frame; 32]` does not permit being left uninitialized [INFO] [stdout] --> src/profiler.rs:64:47 [INFO] [stdout] | [INFO] [stdout] 64 | let mut bt: [Frame; MAX_DEPTH] = unsafe { std::mem::MaybeUninit::uninit().assume_init() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: enums with multiple inhabited variants have to be initialized to a variant [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/backtrace-0.3.40/src/backtrace/libunwind.rs:30:1 [INFO] [stdout] | [INFO] [stdout] 30 | pub enum Frame { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[i8; 16]` does not permit being left uninitialized [INFO] [stdout] --> src/profiler.rs:81:26 [INFO] [stdout] | [INFO] [stdout] 81 | unsafe { std::mem::MaybeUninit::uninit().assume_init() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.21s [INFO] running `Command { std: "docker" "inspect" "91ad636647514285c2b4a84f777790db734eacdd9883359c540865a87d927950", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "91ad636647514285c2b4a84f777790db734eacdd9883359c540865a87d927950", kill_on_drop: false }` [INFO] [stdout] 91ad636647514285c2b4a84f777790db734eacdd9883359c540865a87d927950 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5b4f3adefeeb25b220d7da111e6f1a416f055439975d9a192a35c21942c8a033 [INFO] running `Command { std: "docker" "start" "-a" "5b4f3adefeeb25b220d7da111e6f1a416f055439975d9a192a35c21942c8a033", kill_on_drop: false }` [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / quick_error! { [INFO] [stdout] 2 | | #[derive(Debug)] [INFO] [stdout] 3 | | pub enum Error { [INFO] [stdout] 4 | | NixError(err: nix::Error) { [INFO] [stdout] ... | [INFO] [stdout] 18 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / quick_error! { [INFO] [stdout] 2 | | #[derive(Debug)] [INFO] [stdout] 3 | | pub enum Error { [INFO] [stdout] 4 | | NixError(err: nix::Error) { [INFO] [stdout] ... | [INFO] [stdout] 18 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / quick_error! { [INFO] [stdout] 2 | | #[derive(Debug)] [INFO] [stdout] 3 | | pub enum Error { [INFO] [stdout] 4 | | NixError(err: nix::Error) { [INFO] [stdout] ... | [INFO] [stdout] 18 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / quick_error! { [INFO] [stdout] 2 | | #[derive(Debug)] [INFO] [stdout] 3 | | pub enum Error { [INFO] [stdout] 4 | | NixError(err: nix::Error) { [INFO] [stdout] ... | [INFO] [stdout] 18 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / quick_error! { [INFO] [stdout] 2 | | #[derive(Debug)] [INFO] [stdout] 3 | | pub enum Error { [INFO] [stdout] 4 | | NixError(err: nix::Error) { [INFO] [stdout] ... | [INFO] [stdout] 18 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:7:29 [INFO] [stdout] | [INFO] [stdout] 7 | description(err.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:12:29 [INFO] [stdout] | [INFO] [stdout] 12 | description(err.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `addr`, `lineno`, and `filename` are never read [INFO] [stdout] --> src/frames.rs:101:5 [INFO] [stdout] | [INFO] [stdout] 99 | pub struct Symbol { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 100 | name: Option>, [INFO] [stdout] 101 | addr: Option<*mut c_void>, [INFO] [stdout] | ^^^^ [INFO] [stdout] 102 | lineno: Option, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 103 | filename: Option, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Symbol` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[collector::Entry; 4]` does not permit being left uninitialized [INFO] [stdout] --> src/collector.rs:26:31 [INFO] [stdout] | [INFO] [stdout] 26 | entries: unsafe { std::mem::MaybeUninit::uninit().assume_init() }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] | [INFO] [stdout] note: integers must be initialized (in this struct field) [INFO] [stdout] --> src/collector.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub count: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling rsperftools v0.3.3 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/collector.rs:70:17 [INFO] [stdout] | [INFO] [stdout] 70 | pub fn iter(&self) -> BucketIterator { [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] 70 | pub fn iter(&self) -> BucketIterator<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[Bucket; 20]` does not permit being left uninitialized [INFO] [stdout] --> src/collector.rs:103:31 [INFO] [stdout] | [INFO] [stdout] 103 | buckets: unsafe { std::mem::MaybeUninit::uninit().assume_init() }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] | [INFO] [stdout] note: integers must be initialized (in this struct field) [INFO] [stdout] --> src/collector.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | pub length: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[Frame; 32]` does not permit being left uninitialized [INFO] [stdout] --> src/frames.rs:42:22 [INFO] [stdout] | [INFO] [stdout] 42 | unsafe { std::mem::MaybeUninit::uninit().assume_init() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: enums with multiple inhabited variants have to be initialized to a variant [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/backtrace-0.3.40/src/backtrace/libunwind.rs:30:1 [INFO] [stdout] | [INFO] [stdout] 30 | pub enum Frame { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[u8; 16]` does not permit being left uninitialized [INFO] [stdout] --> src/frames.rs:47:22 [INFO] [stdout] | [INFO] [stdout] 47 | unsafe { std::mem::MaybeUninit::uninit().assume_init() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/frames.rs:59:14 [INFO] [stdout] | [INFO] [stdout] 59 | fn slice(&self) -> UnresolvedFramesSlice { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 59 | fn slice(&self) -> UnresolvedFramesSlice<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/profiler.rs:46:19 [INFO] [stdout] | [INFO] [stdout] 46 | pub fn report(&self) -> ReportBuilder { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 46 | pub fn report(&self) -> ReportBuilder<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[Frame; 32]` does not permit being left uninitialized [INFO] [stdout] --> src/profiler.rs:64:47 [INFO] [stdout] | [INFO] [stdout] 64 | let mut bt: [Frame; MAX_DEPTH] = unsafe { std::mem::MaybeUninit::uninit().assume_init() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: enums with multiple inhabited variants have to be initialized to a variant [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/backtrace-0.3.40/src/backtrace/libunwind.rs:30:1 [INFO] [stdout] | [INFO] [stdout] 30 | pub enum Frame { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[i8; 16]` does not permit being left uninitialized [INFO] [stdout] --> src/profiler.rs:81:26 [INFO] [stdout] | [INFO] [stdout] 81 | unsafe { std::mem::MaybeUninit::uninit().assume_init() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / quick_error! { [INFO] [stdout] 2 | | #[derive(Debug)] [INFO] [stdout] 3 | | pub enum Error { [INFO] [stdout] 4 | | NixError(err: nix::Error) { [INFO] [stdout] ... | [INFO] [stdout] 18 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / quick_error! { [INFO] [stdout] 2 | | #[derive(Debug)] [INFO] [stdout] 3 | | pub enum Error { [INFO] [stdout] 4 | | NixError(err: nix::Error) { [INFO] [stdout] ... | [INFO] [stdout] 18 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / quick_error! { [INFO] [stdout] 2 | | #[derive(Debug)] [INFO] [stdout] 3 | | pub enum Error { [INFO] [stdout] 4 | | NixError(err: nix::Error) { [INFO] [stdout] ... | [INFO] [stdout] 18 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / quick_error! { [INFO] [stdout] 2 | | #[derive(Debug)] [INFO] [stdout] 3 | | pub enum Error { [INFO] [stdout] 4 | | NixError(err: nix::Error) { [INFO] [stdout] ... | [INFO] [stdout] 18 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:1:1 [INFO] [stdout] | [INFO] [stdout] 1 | / quick_error! { [INFO] [stdout] 2 | | #[derive(Debug)] [INFO] [stdout] 3 | | pub enum Error { [INFO] [stdout] 4 | | NixError(err: nix::Error) { [INFO] [stdout] ... | [INFO] [stdout] 18 | | } [INFO] [stdout] | |_^ [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:7:29 [INFO] [stdout] | [INFO] [stdout] 7 | description(err.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:12:29 [INFO] [stdout] | [INFO] [stdout] 12 | description(err.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `addr`, `lineno`, and `filename` are never read [INFO] [stdout] --> src/frames.rs:101:5 [INFO] [stdout] | [INFO] [stdout] 99 | pub struct Symbol { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 100 | name: Option>, [INFO] [stdout] 101 | addr: Option<*mut c_void>, [INFO] [stdout] | ^^^^ [INFO] [stdout] 102 | lineno: Option, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] 103 | filename: Option, [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Symbol` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[collector::Entry; 4]` does not permit being left uninitialized [INFO] [stdout] --> src/collector.rs:26:31 [INFO] [stdout] | [INFO] [stdout] 26 | entries: unsafe { std::mem::MaybeUninit::uninit().assume_init() }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] | [INFO] [stdout] note: integers must be initialized (in this struct field) [INFO] [stdout] --> src/collector.rs:14:5 [INFO] [stdout] | [INFO] [stdout] 14 | pub count: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/collector.rs:70:17 [INFO] [stdout] | [INFO] [stdout] 70 | pub fn iter(&self) -> BucketIterator { [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] 70 | pub fn iter(&self) -> BucketIterator<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[Bucket; 20]` does not permit being left uninitialized [INFO] [stdout] --> src/collector.rs:103:31 [INFO] [stdout] | [INFO] [stdout] 103 | buckets: unsafe { std::mem::MaybeUninit::uninit().assume_init() }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stdout] | [INFO] [stdout] note: integers must be initialized (in this struct field) [INFO] [stdout] --> src/collector.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | pub length: usize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[Frame; 32]` does not permit being left uninitialized [INFO] [stdout] --> src/frames.rs:42:22 [INFO] [stdout] | [INFO] [stdout] 42 | unsafe { std::mem::MaybeUninit::uninit().assume_init() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: enums with multiple inhabited variants have to be initialized to a variant [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/backtrace-0.3.40/src/backtrace/libunwind.rs:30:1 [INFO] [stdout] | [INFO] [stdout] 30 | pub enum Frame { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[u8; 16]` does not permit being left uninitialized [INFO] [stdout] --> src/frames.rs:47:22 [INFO] [stdout] | [INFO] [stdout] 47 | unsafe { std::mem::MaybeUninit::uninit().assume_init() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/frames.rs:59:14 [INFO] [stdout] | [INFO] [stdout] 59 | fn slice(&self) -> UnresolvedFramesSlice { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 59 | fn slice(&self) -> UnresolvedFramesSlice<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/profiler.rs:46:19 [INFO] [stdout] | [INFO] [stdout] 46 | pub fn report(&self) -> ReportBuilder { [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] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 46 | pub fn report(&self) -> ReportBuilder<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[Frame; 32]` does not permit being left uninitialized [INFO] [stdout] --> src/profiler.rs:64:47 [INFO] [stdout] | [INFO] [stdout] 64 | let mut bt: [Frame; MAX_DEPTH] = unsafe { std::mem::MaybeUninit::uninit().assume_init() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] note: enums with multiple inhabited variants have to be initialized to a variant [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/backtrace-0.3.40/src/backtrace/libunwind.rs:30:1 [INFO] [stdout] | [INFO] [stdout] 30 | pub enum Frame { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[i8; 16]` does not permit being left uninitialized [INFO] [stdout] --> src/profiler.rs:81:26 [INFO] [stdout] | [INFO] [stdout] 81 | unsafe { std::mem::MaybeUninit::uninit().assume_init() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.26s [INFO] running `Command { std: "docker" "inspect" "5b4f3adefeeb25b220d7da111e6f1a416f055439975d9a192a35c21942c8a033", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b4f3adefeeb25b220d7da111e6f1a416f055439975d9a192a35c21942c8a033", kill_on_drop: false }` [INFO] [stdout] 5b4f3adefeeb25b220d7da111e6f1a416f055439975d9a192a35c21942c8a033 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3076779a6463e1e0523750cfdacd9688d740e96a0a1d9328b965e2b3af0759d3 [INFO] running `Command { std: "docker" "start" "-a" "3076779a6463e1e0523750cfdacd9688d740e96a0a1d9328b965e2b3af0759d3", kill_on_drop: false }` [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/error.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | / quick_error! { [INFO] [stderr] 2 | | #[derive(Debug)] [INFO] [stderr] 3 | | pub enum Error { [INFO] [stderr] 4 | | NixError(err: nix::Error) { [INFO] [stderr] ... | [INFO] [stderr] 18 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/error.rs:1:1 [INFO] [stderr] | [INFO] [stderr] 1 | / quick_error! { [INFO] [stderr] 2 | | #[derive(Debug)] [INFO] [stderr] 3 | | pub enum Error { [INFO] [stderr] 4 | | NixError(err: nix::Error) { [INFO] [stderr] ... | [INFO] [stderr] 18 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `quick_error` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/error.rs:7:29 [INFO] [stderr] | [INFO] [stderr] 7 | description(err.description()) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/error.rs:12:29 [INFO] [stderr] | [INFO] [stderr] 12 | description(err.description()) [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: fields `addr`, `lineno`, and `filename` are never read [INFO] [stderr] --> src/frames.rs:101:5 [INFO] [stderr] | [INFO] [stderr] 99 | pub struct Symbol { [INFO] [stderr] | ------ fields in this struct [INFO] [stderr] 100 | name: Option>, [INFO] [stderr] 101 | addr: Option<*mut c_void>, [INFO] [stderr] | ^^^^ [INFO] [stderr] 102 | lineno: Option, [INFO] [stderr] | ^^^^^^ [INFO] [stderr] 103 | filename: Option, [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `Symbol` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: the type `[collector::Entry; 4]` does not permit being left uninitialized [INFO] [stderr] --> src/collector.rs:26:31 [INFO] [stderr] | [INFO] [stderr] 26 | entries: unsafe { std::mem::MaybeUninit::uninit().assume_init() }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stderr] | [INFO] [stderr] note: integers must be initialized (in this struct field) [INFO] [stderr] --> src/collector.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | pub count: usize, [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] = note: `#[warn(invalid_value)]` on by default [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/collector.rs:70:17 [INFO] [stderr] | [INFO] [stderr] 70 | pub fn iter(&self) -> BucketIterator { [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] 70 | pub fn iter(&self) -> BucketIterator<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: the type `[Bucket; 20]` does not permit being left uninitialized [INFO] [stderr] --> src/collector.rs:103:31 [INFO] [stderr] | [INFO] [stderr] 103 | buckets: unsafe { std::mem::MaybeUninit::uninit().assume_init() }, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ this code causes undefined behavior when executed [INFO] [stderr] | [INFO] [stderr] note: integers must be initialized (in this struct field) [INFO] [stderr] --> src/collector.rs:18:5 [INFO] [stderr] | [INFO] [stderr] 18 | pub length: usize, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the type `[Frame; 32]` does not permit being left uninitialized [INFO] [stderr] --> src/frames.rs:42:22 [INFO] [stderr] | [INFO] [stderr] 42 | unsafe { std::mem::MaybeUninit::uninit().assume_init() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] note: enums with multiple inhabited variants have to be initialized to a variant [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/backtrace-0.3.40/src/backtrace/libunwind.rs:30:1 [INFO] [stderr] | [INFO] [stderr] 30 | pub enum Frame { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the type `[u8; 16]` does not permit being left uninitialized [INFO] [stderr] --> src/frames.rs:47:22 [INFO] [stderr] | [INFO] [stderr] 47 | unsafe { std::mem::MaybeUninit::uninit().assume_init() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: integers must be initialized [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/frames.rs:59:14 [INFO] [stderr] | [INFO] [stderr] 59 | fn slice(&self) -> UnresolvedFramesSlice { [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] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 59 | fn slice(&self) -> UnresolvedFramesSlice<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stderr] --> src/profiler.rs:46:19 [INFO] [stderr] | [INFO] [stderr] 46 | pub fn report(&self) -> ReportBuilder { [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] help: use `'_` for type paths [INFO] [stderr] | [INFO] [stderr] 46 | pub fn report(&self) -> ReportBuilder<'_> { [INFO] [stderr] | ++++ [INFO] [stderr] [INFO] [stderr] warning: the type `[Frame; 32]` does not permit being left uninitialized [INFO] [stderr] --> src/profiler.rs:64:47 [INFO] [stderr] | [INFO] [stderr] 64 | let mut bt: [Frame; MAX_DEPTH] = unsafe { std::mem::MaybeUninit::uninit().assume_init() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] note: enums with multiple inhabited variants have to be initialized to a variant [INFO] [stderr] --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/backtrace-0.3.40/src/backtrace/libunwind.rs:30:1 [INFO] [stderr] | [INFO] [stderr] 30 | pub enum Frame { [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: the type `[i8; 16]` does not permit being left uninitialized [INFO] [stderr] --> src/profiler.rs:81:26 [INFO] [stderr] | [INFO] [stderr] 81 | unsafe { std::mem::MaybeUninit::uninit().assume_init() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: integers must be initialized [INFO] [stderr] [INFO] [stderr] warning: `rsperftools` (lib) generated 17 warnings (3 duplicates) (run `cargo fix --lib -p rsperftools` to apply 3 suggestions) [INFO] [stderr] warning: `rsperftools` (lib test) generated 17 warnings (17 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/rsperftools-24f1e342236ea1c9) [INFO] [stdout] [INFO] [stdout] running 3 tests [INFO] [stdout] test collector::tests::stack_hash_counter ... ok [INFO] [stdout] test collector::tests::collector_test ... ok [INFO] [stdout] test collector::tests::evict_test ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stderr] Doc-tests rsperftools [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" "3076779a6463e1e0523750cfdacd9688d740e96a0a1d9328b965e2b3af0759d3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3076779a6463e1e0523750cfdacd9688d740e96a0a1d9328b965e2b3af0759d3", kill_on_drop: false }` [INFO] [stdout] 3076779a6463e1e0523750cfdacd9688d740e96a0a1d9328b965e2b3af0759d3