[INFO] fetching crate arc-buffer 0.1.0... [INFO] testing arc-buffer-0.1.0 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] extracting crate arc-buffer 0.1.0 into /workspace/builds/worker-1-tc1/source [INFO] started tweaking crates.io crate arc-buffer 0.1.0 [INFO] finished tweaking crates.io crate arc-buffer 0.1.0 [INFO] tweaked toml for crates.io crate arc-buffer 0.1.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate arc-buffer 0.1.0 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 1 package to latest compatible version [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded header-slice v0.1.3 [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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e93ecf7a3e51a6c32bee796cd556e4a03dc9369fafaf751767ecaf03d7c27138 [INFO] running `Command { std: "docker" "start" "-a" "e93ecf7a3e51a6c32bee796cd556e4a03dc9369fafaf751767ecaf03d7c27138", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e93ecf7a3e51a6c32bee796cd556e4a03dc9369fafaf751767ecaf03d7c27138", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e93ecf7a3e51a6c32bee796cd556e4a03dc9369fafaf751767ecaf03d7c27138", kill_on_drop: false }` [INFO] [stdout] e93ecf7a3e51a6c32bee796cd556e4a03dc9369fafaf751767ecaf03d7c27138 [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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ac57a875368c161800d039d7db3c25e6a789f278ad803b81760a4cb60aa96e99 [INFO] running `Command { std: "docker" "start" "-a" "ac57a875368c161800d039d7db3c25e6a789f278ad803b81760a4cb60aa96e99", kill_on_drop: false }` [INFO] [stderr] Compiling header-slice v0.1.3 [INFO] [stderr] Compiling arc-buffer v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.49s [INFO] running `Command { std: "docker" "inspect" "ac57a875368c161800d039d7db3c25e6a789f278ad803b81760a4cb60aa96e99", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ac57a875368c161800d039d7db3c25e6a789f278ad803b81760a4cb60aa96e99", kill_on_drop: false }` [INFO] [stdout] ac57a875368c161800d039d7db3c25e6a789f278ad803b81760a4cb60aa96e99 [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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] eae1c68e90e88fb97613d65f4017a956c878e96705e987ec325e623e3c58c45d [INFO] running `Command { std: "docker" "start" "-a" "eae1c68e90e88fb97613d65f4017a956c878e96705e987ec325e623e3c58c45d", kill_on_drop: false }` [INFO] [stderr] Compiling arc-buffer v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/buf.rs:397:9 [INFO] [stdout] | [INFO] [stdout] 397 | core::mem::forget(vals); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `[i32; 4]` [INFO] [stdout] | [INFO] [stdout] ::: src/test/create.rs:5:13 [INFO] [stdout] | [INFO] [stdout] 5 | let v = arc_buf![1, 2, 3, 4]; [INFO] [stdout] | -------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(forgetting_copy_types)]` on by default [INFO] [stdout] = note: this warning originates in the macro `arc_buf` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 397 - core::mem::forget(vals); [INFO] [stdout] 397 + let _ = vals; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/buf.rs:397:9 [INFO] [stdout] | [INFO] [stdout] 397 | core::mem::forget(vals); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `[i32; 0]` [INFO] [stdout] | [INFO] [stdout] ::: src/test/create.rs:11:29 [INFO] [stdout] | [INFO] [stdout] 11 | let v: ArcBuffer = arc_buf![]; [INFO] [stdout] | ---------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `arc_buf` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 397 - core::mem::forget(vals); [INFO] [stdout] 397 + let _ = vals; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/buf.rs:397:9 [INFO] [stdout] | [INFO] [stdout] 397 | core::mem::forget(vals); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `[i32; 3]` [INFO] [stdout] | [INFO] [stdout] ::: src/test/drop.rs:35:30 [INFO] [stdout] | [INFO] [stdout] 35 | let buf = with_drop_hook(arc_buf![1, 2, 3], &DROPPED); [INFO] [stdout] | ----------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `arc_buf` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 397 - core::mem::forget(vals); [INFO] [stdout] 397 + let _ = vals; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/buf.rs:397:9 [INFO] [stdout] | [INFO] [stdout] 397 | core::mem::forget(vals); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `[i32; 3]` [INFO] [stdout] | [INFO] [stdout] ::: src/test/drop.rs:45:31 [INFO] [stdout] | [INFO] [stdout] 45 | let buf1 = with_drop_hook(arc_buf![1, 2, 3], &DROPPED); [INFO] [stdout] | ----------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `arc_buf` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 397 - core::mem::forget(vals); [INFO] [stdout] 397 + let _ = vals; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/buf.rs:397:9 [INFO] [stdout] | [INFO] [stdout] 397 | core::mem::forget(vals); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `[i32; 3]` [INFO] [stdout] | [INFO] [stdout] ::: src/test/drop.rs:58:31 [INFO] [stdout] | [INFO] [stdout] 58 | let buf1 = with_drop_hook(arc_buf![1, 2, 3], &DROPPED); [INFO] [stdout] | ----------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `arc_buf` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 397 - core::mem::forget(vals); [INFO] [stdout] 397 + let _ = vals; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/buf.rs:397:9 [INFO] [stdout] | [INFO] [stdout] 397 | core::mem::forget(vals); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `[i32; 3]` [INFO] [stdout] | [INFO] [stdout] ::: src/test/drop.rs:71:31 [INFO] [stdout] | [INFO] [stdout] 71 | let buf1 = with_drop_hook(arc_buf![1, 2, 3], &D1); [INFO] [stdout] | ----------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `arc_buf` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 397 - core::mem::forget(vals); [INFO] [stdout] 397 + let _ = vals; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/buf.rs:397:9 [INFO] [stdout] | [INFO] [stdout] 397 | core::mem::forget(vals); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `[i32; 3]` [INFO] [stdout] | [INFO] [stdout] ::: src/test/drop.rs:89:35 [INFO] [stdout] | [INFO] [stdout] 89 | let mut buf1 = with_drop_hook(arc_buf![1, 2, 3], &D1); [INFO] [stdout] | ----------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `arc_buf` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 397 - core::mem::forget(vals); [INFO] [stdout] 397 + let _ = vals; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/buf.rs:397:9 [INFO] [stdout] | [INFO] [stdout] 397 | core::mem::forget(vals); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `[i32; 4]` [INFO] [stdout] | [INFO] [stdout] ::: src/test/drop.rs:107:30 [INFO] [stdout] | [INFO] [stdout] 107 | let buf = with_drop_hook(arc_buf![1, 2, 3, 4], &D1); [INFO] [stdout] | -------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `arc_buf` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 397 - core::mem::forget(vals); [INFO] [stdout] 397 + let _ = vals; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `MaybeUninit::::new` that must be used [INFO] [stdout] --> src/test/drop.rs:110:5 [INFO] [stdout] | [INFO] [stdout] 110 | / parallel! { [INFO] [stdout] 111 | | [clone mut buf] { [INFO] [stdout] 112 | | buf.push(4); [INFO] [stdout] 113 | | set_drop_hook(&mut buf, &D2); [INFO] [stdout] ... | [INFO] [stdout] 126 | | }; [INFO] [stdout] 127 | | } [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: use `forget` to avoid running Drop code [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 110 | let _ = parallel! { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `MaybeUninit::::new` that must be used [INFO] [stdout] --> src/test/utils.rs:87:5 [INFO] [stdout] | [INFO] [stdout] 87 | / parallel! { [INFO] [stdout] 88 | | let x <- [clone a] { Q(a) }; [INFO] [stdout] 89 | | let y <- [ref b] { Q(*b) }; [INFO] [stdout] 90 | | {}; [INFO] [stdout] 91 | | }; [INFO] [stdout] | |_____^ [INFO] [stdout] | [INFO] [stdout] = note: use `forget` to avoid running Drop code [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 87 | let _ = parallel! { [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.50s [INFO] running `Command { std: "docker" "inspect" "eae1c68e90e88fb97613d65f4017a956c878e96705e987ec325e623e3c58c45d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "eae1c68e90e88fb97613d65f4017a956c878e96705e987ec325e623e3c58c45d", kill_on_drop: false }` [INFO] [stdout] eae1c68e90e88fb97613d65f4017a956c878e96705e987ec325e623e3c58c45d [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=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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] f4af78111bdedb4bd3200f6fbeeb5fbf69bc45fd3e22fdb1af0a15d52f04be89 [INFO] running `Command { std: "docker" "start" "-a" "f4af78111bdedb4bd3200f6fbeeb5fbf69bc45fd3e22fdb1af0a15d52f04be89", kill_on_drop: false }` [INFO] [stderr] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stderr] --> src/buf.rs:397:9 [INFO] [stderr] | [INFO] [stderr] 397 | core::mem::forget(vals); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^----^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `[i32; 4]` [INFO] [stderr] | [INFO] [stderr] ::: src/test/create.rs:5:13 [INFO] [stderr] | [INFO] [stderr] 5 | let v = arc_buf![1, 2, 3, 4]; [INFO] [stderr] | -------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(forgetting_copy_types)]` on by default [INFO] [stderr] = note: this warning originates in the macro `arc_buf` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] help: use `let _ = ...` to ignore the expression or result [INFO] [stderr] | [INFO] [stderr] 397 - core::mem::forget(vals); [INFO] [stderr] 397 + let _ = vals; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stderr] --> src/buf.rs:397:9 [INFO] [stderr] | [INFO] [stderr] 397 | core::mem::forget(vals); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^----^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `[i32; 0]` [INFO] [stderr] | [INFO] [stderr] ::: src/test/create.rs:11:29 [INFO] [stderr] | [INFO] [stderr] 11 | let v: ArcBuffer = arc_buf![]; [INFO] [stderr] | ---------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `arc_buf` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] help: use `let _ = ...` to ignore the expression or result [INFO] [stderr] | [INFO] [stderr] 397 - core::mem::forget(vals); [INFO] [stderr] 397 + let _ = vals; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stderr] --> src/buf.rs:397:9 [INFO] [stderr] | [INFO] [stderr] 397 | core::mem::forget(vals); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^----^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `[i32; 3]` [INFO] [stderr] | [INFO] [stderr] ::: src/test/drop.rs:35:30 [INFO] [stderr] | [INFO] [stderr] 35 | let buf = with_drop_hook(arc_buf![1, 2, 3], &DROPPED); [INFO] [stderr] | ----------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `arc_buf` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] help: use `let _ = ...` to ignore the expression or result [INFO] [stderr] | [INFO] [stderr] 397 - core::mem::forget(vals); [INFO] [stderr] 397 + let _ = vals; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stderr] --> src/buf.rs:397:9 [INFO] [stderr] | [INFO] [stderr] 397 | core::mem::forget(vals); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^----^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `[i32; 3]` [INFO] [stderr] | [INFO] [stderr] ::: src/test/drop.rs:45:31 [INFO] [stderr] | [INFO] [stderr] 45 | let buf1 = with_drop_hook(arc_buf![1, 2, 3], &DROPPED); [INFO] [stderr] | ----------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `arc_buf` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] help: use `let _ = ...` to ignore the expression or result [INFO] [stderr] | [INFO] [stderr] 397 - core::mem::forget(vals); [INFO] [stderr] 397 + let _ = vals; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stderr] --> src/buf.rs:397:9 [INFO] [stderr] | [INFO] [stderr] 397 | core::mem::forget(vals); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^----^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `[i32; 3]` [INFO] [stderr] | [INFO] [stderr] ::: src/test/drop.rs:58:31 [INFO] [stderr] | [INFO] [stderr] 58 | let buf1 = with_drop_hook(arc_buf![1, 2, 3], &DROPPED); [INFO] [stderr] | ----------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `arc_buf` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] help: use `let _ = ...` to ignore the expression or result [INFO] [stderr] | [INFO] [stderr] 397 - core::mem::forget(vals); [INFO] [stderr] 397 + let _ = vals; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stderr] --> src/buf.rs:397:9 [INFO] [stderr] | [INFO] [stderr] 397 | core::mem::forget(vals); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^----^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `[i32; 3]` [INFO] [stderr] | [INFO] [stderr] ::: src/test/drop.rs:71:31 [INFO] [stderr] | [INFO] [stderr] 71 | let buf1 = with_drop_hook(arc_buf![1, 2, 3], &D1); [INFO] [stderr] | ----------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `arc_buf` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] help: use `let _ = ...` to ignore the expression or result [INFO] [stderr] | [INFO] [stderr] 397 - core::mem::forget(vals); [INFO] [stderr] 397 + let _ = vals; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stderr] --> src/buf.rs:397:9 [INFO] [stderr] | [INFO] [stderr] 397 | core::mem::forget(vals); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^----^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `[i32; 3]` [INFO] [stderr] | [INFO] [stderr] ::: src/test/drop.rs:89:35 [INFO] [stderr] | [INFO] [stderr] 89 | let mut buf1 = with_drop_hook(arc_buf![1, 2, 3], &D1); [INFO] [stderr] | ----------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `arc_buf` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] help: use `let _ = ...` to ignore the expression or result [INFO] [stderr] | [INFO] [stderr] 397 - core::mem::forget(vals); [INFO] [stderr] 397 + let _ = vals; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stderr] --> src/buf.rs:397:9 [INFO] [stderr] | [INFO] [stderr] 397 | core::mem::forget(vals); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^----^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `[i32; 4]` [INFO] [stderr] | [INFO] [stderr] ::: src/test/drop.rs:107:30 [INFO] [stderr] | [INFO] [stderr] 107 | let buf = with_drop_hook(arc_buf![1, 2, 3, 4], &D1); [INFO] [stderr] | -------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `arc_buf` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stderr] help: use `let _ = ...` to ignore the expression or result [INFO] [stderr] | [INFO] [stderr] 397 - core::mem::forget(vals); [INFO] [stderr] 397 + let _ = vals; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unused return value of `MaybeUninit::::new` that must be used [INFO] [stderr] --> src/test/drop.rs:110:5 [INFO] [stderr] | [INFO] [stderr] 110 | / parallel! { [INFO] [stderr] 111 | | [clone mut buf] { [INFO] [stderr] 112 | | buf.push(4); [INFO] [stderr] 113 | | set_drop_hook(&mut buf, &D2); [INFO] [stderr] ... | [INFO] [stderr] 126 | | }; [INFO] [stderr] 127 | | } [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: use `forget` to avoid running Drop code [INFO] [stderr] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 110 | let _ = parallel! { [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: unused return value of `MaybeUninit::::new` that must be used [INFO] [stderr] --> src/test/utils.rs:87:5 [INFO] [stderr] | [INFO] [stderr] 87 | / parallel! { [INFO] [stderr] 88 | | let x <- [clone a] { Q(a) }; [INFO] [stderr] 89 | | let y <- [ref b] { Q(*b) }; [INFO] [stderr] 90 | | {}; [INFO] [stderr] 91 | | }; [INFO] [stderr] | |_____^ [INFO] [stderr] | [INFO] [stderr] = note: use `forget` to avoid running Drop code [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 87 | let _ = parallel! { [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `arc-buffer` (lib test) generated 10 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/arc_buffer-0fc6f7484020f1d0) [INFO] [stdout] [INFO] [stdout] running 11 tests [INFO] [stdout] test test::create::create_with_macro ... ok [INFO] [stdout] test test::create::create_with_macro_empty ... ok [INFO] [stdout] test test::create::create_with_macro_len_empty ... ok [INFO] [stdout] test test::drop::drop_after_mutating_original ... ok [INFO] [stdout] test test::drop::drop_clone_first ... ok [INFO] [stdout] test test::drop::drop_no_clones ... ok [INFO] [stdout] test test::create::create_with_macro_len ... ok [INFO] [stdout] test test::utils::parallel_test ... ok [INFO] [stdout] test test::drop::drop_after_mutating_clone_parallel ... ok [INFO] [stdout] test test::drop::drop_clone_last ... ok [INFO] [stdout] test test::drop::drop_after_mutating_clone ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [INFO] [stdout] [INFO] [stderr] Doc-tests arc_buffer [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" "f4af78111bdedb4bd3200f6fbeeb5fbf69bc45fd3e22fdb1af0a15d52f04be89", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f4af78111bdedb4bd3200f6fbeeb5fbf69bc45fd3e22fdb1af0a15d52f04be89", kill_on_drop: false }` [INFO] [stdout] f4af78111bdedb4bd3200f6fbeeb5fbf69bc45fd3e22fdb1af0a15d52f04be89