[INFO] fetching crate dynstack 0.4.0... [INFO] testing dynstack-0.4.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0 [INFO] extracting crate dynstack 0.4.0 into /workspace/builds/worker-2-tc1/source [INFO] started tweaking crates.io crate dynstack 0.4.0 [INFO] finished tweaking crates.io crate dynstack 0.4.0 [INFO] tweaked toml for crates.io crate dynstack 0.4.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate dynstack 0.4.0 on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 76 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.1.2 (available: v0.6.0) [INFO] [stderr] Adding wasi v0.10.0+wasi-snapshot-preview1 (available: v0.10.2+wasi-snapshot-preview1) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded itertools v0.5.10 [INFO] [stderr] Downloaded criterion-plot v0.1.3 [INFO] [stderr] Downloaded cast v0.1.0 [INFO] [stderr] Downloaded itertools v0.4.19 [INFO] [stderr] Downloaded criterion v0.1.2 [INFO] [stderr] Downloaded criterion-stats v0.1.3 [INFO] [stderr] Downloaded isatty v0.1.9 [INFO] [stderr] Downloaded simplelog v0.4.4 [INFO] [stderr] Downloaded thread-scoped v1.0.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] c409993ff0710d467ee41db77adb6321594a525f38c5457381b7a112b87587a3 [INFO] running `Command { std: "docker" "start" "-a" "c409993ff0710d467ee41db77adb6321594a525f38c5457381b7a112b87587a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c409993ff0710d467ee41db77adb6321594a525f38c5457381b7a112b87587a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c409993ff0710d467ee41db77adb6321594a525f38c5457381b7a112b87587a3", kill_on_drop: false }` [INFO] [stdout] c409993ff0710d467ee41db77adb6321594a525f38c5457381b7a112b87587a3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 4d8f05bc3f7248562c878e33386c173e281868d360c00c813e146255badd671b [INFO] running `Command { std: "docker" "start" "-a" "4d8f05bc3f7248562c878e33386c173e281868d360c00c813e146255badd671b", kill_on_drop: false }` [INFO] [stderr] Compiling dynstack v0.4.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.35s [INFO] running `Command { std: "docker" "inspect" "4d8f05bc3f7248562c878e33386c173e281868d360c00c813e146255badd671b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4d8f05bc3f7248562c878e33386c173e281868d360c00c813e146255badd671b", kill_on_drop: false }` [INFO] [stdout] 4d8f05bc3f7248562c878e33386c173e281868d360c00c813e146255badd671b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 315fb11f2b65f6c0febac6788dd8a90b0d2eebe78a74d254a9804fe5781b688c [INFO] running `Command { std: "docker" "start" "-a" "315fb11f2b65f6c0febac6788dd8a90b0d2eebe78a74d254a9804fe5781b688c", kill_on_drop: false }` [INFO] [stderr] Compiling unicode-width v0.1.14 [INFO] [stderr] Compiling cast v0.1.0 [INFO] [stderr] Compiling either v1.15.0 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling time v0.1.45 [INFO] [stderr] Compiling num_cpus v0.2.13 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling term v0.4.6 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling backtrace v0.3.75 [INFO] [stderr] Compiling num-traits v0.1.43 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling thread-scoped v1.0.2 [INFO] [stderr] Compiling ansi_term v0.12.1 [INFO] [stderr] Compiling isatty v0.1.9 [INFO] [stderr] Compiling itertools v0.4.19 [INFO] [stderr] Compiling itertools v0.5.10 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling simplelog v0.4.4 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling criterion-stats v0.1.3 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling criterion-plot v0.1.3 [INFO] [stderr] Compiling criterion v0.1.2 [INFO] [stderr] Compiling dynstack v0.4.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/lib.rs:484:6 [INFO] [stdout] | [INFO] [stdout] 484 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:405:9 [INFO] [stdout] | [INFO] [stdout] 405 | core::mem::forget(t); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `u8` [INFO] [stdout] ... [INFO] [stdout] 414 | dyn_push!(stack, 1u8); [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 `dyn_push` (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] 405 - core::mem::forget(t); [INFO] [stdout] 405 + let _ = t; [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/lib.rs:405:9 [INFO] [stdout] | [INFO] [stdout] 405 | core::mem::forget(t); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `u32` [INFO] [stdout] ... [INFO] [stdout] 415 | dyn_push!(stack, 1u32); [INFO] [stdout] | ---------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `dyn_push` (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] 405 - core::mem::forget(t); [INFO] [stdout] 405 + let _ = t; [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/lib.rs:405:9 [INFO] [stdout] | [INFO] [stdout] 405 | core::mem::forget(t); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `u16` [INFO] [stdout] ... [INFO] [stdout] 416 | dyn_push!(stack, 1u16); [INFO] [stdout] | ---------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `dyn_push` (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] 405 - core::mem::forget(t); [INFO] [stdout] 405 + let _ = t; [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/lib.rs:405:9 [INFO] [stdout] | [INFO] [stdout] 405 | core::mem::forget(t); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `u64` [INFO] [stdout] ... [INFO] [stdout] 417 | dyn_push!(stack, 1u64); [INFO] [stdout] | ---------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `dyn_push` (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] 405 - core::mem::forget(t); [INFO] [stdout] 405 + let _ = t; [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/lib.rs:405:9 [INFO] [stdout] | [INFO] [stdout] 405 | core::mem::forget(t); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `u128` [INFO] [stdout] ... [INFO] [stdout] 418 | dyn_push!(stack, 1u128); [INFO] [stdout] | ----------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `dyn_push` (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] 405 - core::mem::forget(t); [INFO] [stdout] 405 + let _ = t; [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/lib.rs:405:9 [INFO] [stdout] | [INFO] [stdout] 405 | core::mem::forget(t); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `{closure@src/lib.rs:458:26: 458:33}` [INFO] [stdout] ... [INFO] [stdout] 458 | dyn_push!(stack, move || i); [INFO] [stdout] | --------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `dyn_push` (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] 405 - core::mem::forget(t); [INFO] [stdout] 405 + let _ = t; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: creating a shared reference to mutable static [INFO] [stdout] --> src/lib.rs:476:18 [INFO] [stdout] | [INFO] [stdout] 476 | unsafe { DROP_NUM.as_ref().unwrap() } [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 mutable reference to mutable static [INFO] [stdout] --> src/lib.rs:479:18 [INFO] [stdout] | [INFO] [stdout] 479 | unsafe { DROP_NUM.as_mut().unwrap() } [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stdout] | [INFO] [stdout] = note: for more information, see [INFO] [stdout] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:405:9 [INFO] [stdout] | [INFO] [stdout] 405 | core::mem::forget(t); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `u32` [INFO] [stdout] ... [INFO] [stdout] 576 | 0 => dyn_push!(stack, 0xF0B0D0E0u32), [INFO] [stdout] | ------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `dyn_push` (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] 405 - core::mem::forget(t); [INFO] [stdout] 405 + let _ = t; [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/lib.rs:405:9 [INFO] [stdout] | [INFO] [stdout] 405 | core::mem::forget(t); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `u64` [INFO] [stdout] ... [INFO] [stdout] 577 | 1 => dyn_push!(stack, 0x01020304F0B0D0E0u64), [INFO] [stdout] | --------------------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `dyn_push` (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] 405 - core::mem::forget(t); [INFO] [stdout] 405 + let _ = t; [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/lib.rs:405:9 [INFO] [stdout] | [INFO] [stdout] 405 | core::mem::forget(t); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^-^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `{closure@src/lib.rs:693:26: 693:33}` [INFO] [stdout] ... [INFO] [stdout] 693 | dyn_push!(stack, move || i); [INFO] [stdout] | --------------------------- in this macro invocation [INFO] [stdout] | [INFO] [stdout] = note: this warning originates in the macro `dyn_push` (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] 405 - core::mem::forget(t); [INFO] [stdout] 405 + let _ = t; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 8.89s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.1.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] running `Command { std: "docker" "inspect" "315fb11f2b65f6c0febac6788dd8a90b0d2eebe78a74d254a9804fe5781b688c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "315fb11f2b65f6c0febac6788dd8a90b0d2eebe78a74d254a9804fe5781b688c", kill_on_drop: false }` [INFO] [stdout] 315fb11f2b65f6c0febac6788dd8a90b0d2eebe78a74d254a9804fe5781b688c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }` [INFO] [stdout] 5d2114d887e2c6601179b2ae57f87b62ce755a042262518088a7c1e27f2e920b [INFO] running `Command { std: "docker" "start" "-a" "5d2114d887e2c6601179b2ae57f87b62ce755a042262518088a7c1e27f2e920b", kill_on_drop: false }` [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/lib.rs:484:6 [INFO] [stderr] | [INFO] [stderr] 484 | }; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stderr] --> src/lib.rs:405:9 [INFO] [stderr] | [INFO] [stderr] 405 | core::mem::forget(t); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^-^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `u8` [INFO] [stderr] ... [INFO] [stderr] 414 | dyn_push!(stack, 1u8); [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 `dyn_push` (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] 405 - core::mem::forget(t); [INFO] [stderr] 405 + let _ = t; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stderr] --> src/lib.rs:405:9 [INFO] [stderr] | [INFO] [stderr] 405 | core::mem::forget(t); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^-^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `u32` [INFO] [stderr] ... [INFO] [stderr] 415 | dyn_push!(stack, 1u32); [INFO] [stderr] | ---------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `dyn_push` (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] 405 - core::mem::forget(t); [INFO] [stderr] 405 + let _ = t; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stderr] --> src/lib.rs:405:9 [INFO] [stderr] | [INFO] [stderr] 405 | core::mem::forget(t); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^-^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `u16` [INFO] [stderr] ... [INFO] [stderr] 416 | dyn_push!(stack, 1u16); [INFO] [stderr] | ---------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `dyn_push` (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] 405 - core::mem::forget(t); [INFO] [stderr] 405 + let _ = t; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stderr] --> src/lib.rs:405:9 [INFO] [stderr] | [INFO] [stderr] 405 | core::mem::forget(t); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^-^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `u64` [INFO] [stderr] ... [INFO] [stderr] 417 | dyn_push!(stack, 1u64); [INFO] [stderr] | ---------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `dyn_push` (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] 405 - core::mem::forget(t); [INFO] [stderr] 405 + let _ = t; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stderr] --> src/lib.rs:405:9 [INFO] [stderr] | [INFO] [stderr] 405 | core::mem::forget(t); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^-^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `u128` [INFO] [stderr] ... [INFO] [stderr] 418 | dyn_push!(stack, 1u128); [INFO] [stderr] | ----------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `dyn_push` (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] 405 - core::mem::forget(t); [INFO] [stderr] 405 + let _ = t; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stderr] --> src/lib.rs:405:9 [INFO] [stderr] | [INFO] [stderr] 405 | core::mem::forget(t); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^-^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `{closure@src/lib.rs:458:26: 458:33}` [INFO] [stderr] ... [INFO] [stderr] 458 | dyn_push!(stack, move || i); [INFO] [stderr] | --------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `dyn_push` (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] 405 - core::mem::forget(t); [INFO] [stderr] 405 + let _ = t; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: creating a shared reference to mutable static [INFO] [stderr] --> src/lib.rs:476:18 [INFO] [stderr] | [INFO] [stderr] 476 | unsafe { DROP_NUM.as_ref().unwrap() } [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 mutable reference to mutable static [INFO] [stderr] --> src/lib.rs:479:18 [INFO] [stderr] | [INFO] [stderr] 479 | unsafe { DROP_NUM.as_mut().unwrap() } [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ mutable reference to mutable static [INFO] [stderr] | [INFO] [stderr] = note: for more information, see [INFO] [stderr] = note: mutable references to mutable statics are dangerous; it's undefined behavior if any other pointer to the static is used or if any other reference is created for the static while the mutable reference lives [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stderr] --> src/lib.rs:405:9 [INFO] [stderr] | [INFO] [stderr] 405 | core::mem::forget(t); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^-^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `u32` [INFO] [stderr] ... [INFO] [stderr] 576 | 0 => dyn_push!(stack, 0xF0B0D0E0u32), [INFO] [stderr] | ------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `dyn_push` (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] 405 - core::mem::forget(t); [INFO] [stderr] 405 + let _ = t; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stderr] --> src/lib.rs:405:9 [INFO] [stderr] | [INFO] [stderr] 405 | core::mem::forget(t); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^-^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `u64` [INFO] [stderr] ... [INFO] [stderr] 577 | 1 => dyn_push!(stack, 0x01020304F0B0D0E0u64), [INFO] [stderr] | --------------------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `dyn_push` (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] 405 - core::mem::forget(t); [INFO] [stderr] 405 + let _ = t; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::forget` with a value that implements `Copy` does nothing [INFO] [stderr] --> src/lib.rs:405:9 [INFO] [stderr] | [INFO] [stderr] 405 | core::mem::forget(t); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^-^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `{closure@src/lib.rs:693:26: 693:33}` [INFO] [stderr] ... [INFO] [stderr] 693 | dyn_push!(stack, move || i); [INFO] [stderr] | --------------------------- in this macro invocation [INFO] [stderr] | [INFO] [stderr] = note: this warning originates in the macro `dyn_push` (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] 405 - core::mem::forget(t); [INFO] [stderr] 405 + let _ = t; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: `dynstack` (lib test) generated 12 warnings [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.1.2 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1` [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/dynstack-d2be25a0fc10b5b0) [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test test_align_up ... ok [INFO] [stdout] test test_fn ... ok [INFO] [stdout] test test_iter_size_hint ... ok [INFO] [stdout] test test_drop ... ok [INFO] [stdout] test test_align ... ok [INFO] [stdout] test test_push_pop ... ok [INFO] [stdout] test test_send ... ok [INFO] [stdout] test test_non_dyn - should panic ... ok [INFO] [stdout] test test_sync ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "5d2114d887e2c6601179b2ae57f87b62ce755a042262518088a7c1e27f2e920b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d2114d887e2c6601179b2ae57f87b62ce755a042262518088a7c1e27f2e920b", kill_on_drop: false }` [INFO] [stdout] 5d2114d887e2c6601179b2ae57f87b62ce755a042262518088a7c1e27f2e920b