[INFO] fetching crate biheap 0.5.1... [INFO] testing biheap-0.5.1 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_getrandom_patch_0 [INFO] extracting crate biheap 0.5.1 into /workspace/builds/worker-6-tc1/source [INFO] started tweaking crates.io crate biheap 0.5.1 [INFO] finished tweaking crates.io crate biheap 0.5.1 [INFO] tweaked toml for crates.io crate biheap 0.5.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate biheap 0.5.1 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] 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 0be85751c03273fac312ed9168d972076902defc512d3dec46de245693952810 [INFO] running `Command { std: "docker" "start" "-a" "0be85751c03273fac312ed9168d972076902defc512d3dec46de245693952810", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0be85751c03273fac312ed9168d972076902defc512d3dec46de245693952810", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0be85751c03273fac312ed9168d972076902defc512d3dec46de245693952810", kill_on_drop: false }` [INFO] [stdout] 0be85751c03273fac312ed9168d972076902defc512d3dec46de245693952810 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] a0a54793d74eec348626ccc81f8c3dbed51220c0e6628a63eaa5815fefb57e86 [INFO] running `Command { std: "docker" "start" "-a" "a0a54793d74eec348626ccc81f8c3dbed51220c0e6628a63eaa5815fefb57e86", kill_on_drop: false }` [INFO] [stderr] Compiling biheap v0.5.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/core/bubble.rs:124:17 [INFO] [stdout] | [INFO] [stdout] 124 | let mut this = unsafe { &mut *this.get() }; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/core/bubble.rs:125:17 [INFO] [stdout] | [INFO] [stdout] 125 | let mut cell = unsafe { &mut *cell_ref.get() }; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/core/push.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | drop(borrow); [INFO] [stdout] | ^^^^^------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut bivec::BiVec>>>` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 25 - drop(borrow); [INFO] [stdout] 25 + let _ = borrow; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/core/bubble.rs:89:25 [INFO] [stdout] | [INFO] [stdout] 89 | drop(left_ref); [INFO] [stdout] | ^^^^^--------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut core::Node` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 89 - drop(left_ref); [INFO] [stdout] 89 + let _ = left_ref; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/core/bubble.rs:93:25 [INFO] [stdout] | [INFO] [stdout] 93 | drop(right_ref); [INFO] [stdout] | ^^^^^---------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut core::Node` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 93 - drop(right_ref); [INFO] [stdout] 93 + let _ = right_ref; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/core/bubble.rs:99:25 [INFO] [stdout] | [INFO] [stdout] 99 | drop(left_ref); [INFO] [stdout] | ^^^^^--------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut core::Node` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 99 - drop(left_ref); [INFO] [stdout] 99 + let _ = left_ref; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/core/bubble.rs:103:25 [INFO] [stdout] | [INFO] [stdout] 103 | drop(right_ref); [INFO] [stdout] | ^^^^^---------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut core::Node` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 103 - drop(right_ref); [INFO] [stdout] 103 + let _ = right_ref; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/core/peek.rs:117:9 [INFO] [stdout] | [INFO] [stdout] 117 | drop(bivec); [INFO] [stdout] | ^^^^^-----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut bivec::BiVec>>>` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 117 - drop(bivec); [INFO] [stdout] 117 + let _ = bivec; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/core/iter.rs:36:17 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn iter(&self) -> RefIter { [INFO] [stdout] | ^^^^^ ---------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 36 | pub fn iter(&self) -> RefIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s [INFO] running `Command { std: "docker" "inspect" "a0a54793d74eec348626ccc81f8c3dbed51220c0e6628a63eaa5815fefb57e86", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a0a54793d74eec348626ccc81f8c3dbed51220c0e6628a63eaa5815fefb57e86", kill_on_drop: false }` [INFO] [stdout] a0a54793d74eec348626ccc81f8c3dbed51220c0e6628a63eaa5815fefb57e86 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] 9c7d0e86057c26fc57133ae718b0114095841fc10a86681e505c7d6ab447dd29 [INFO] running `Command { std: "docker" "start" "-a" "9c7d0e86057c26fc57133ae718b0114095841fc10a86681e505c7d6ab447dd29", kill_on_drop: false }` [INFO] [stderr] Compiling biheap v0.5.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/core/bubble.rs:124:17 [INFO] [stdout] | [INFO] [stdout] 124 | let mut this = unsafe { &mut *this.get() }; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/core/bubble.rs:125:17 [INFO] [stdout] | [INFO] [stdout] 125 | let mut cell = unsafe { &mut *cell_ref.get() }; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/core/push.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | drop(borrow); [INFO] [stdout] | ^^^^^------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut bivec::BiVec>>>` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 25 - drop(borrow); [INFO] [stdout] 25 + let _ = borrow; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/core/bubble.rs:89:25 [INFO] [stdout] | [INFO] [stdout] 89 | drop(left_ref); [INFO] [stdout] | ^^^^^--------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut core::Node` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 89 - drop(left_ref); [INFO] [stdout] 89 + let _ = left_ref; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/core/bubble.rs:93:25 [INFO] [stdout] | [INFO] [stdout] 93 | drop(right_ref); [INFO] [stdout] | ^^^^^---------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut core::Node` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 93 - drop(right_ref); [INFO] [stdout] 93 + let _ = right_ref; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/core/bubble.rs:99:25 [INFO] [stdout] | [INFO] [stdout] 99 | drop(left_ref); [INFO] [stdout] | ^^^^^--------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut core::Node` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 99 - drop(left_ref); [INFO] [stdout] 99 + let _ = left_ref; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/core/bubble.rs:103:25 [INFO] [stdout] | [INFO] [stdout] 103 | drop(right_ref); [INFO] [stdout] | ^^^^^---------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut core::Node` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 103 - drop(right_ref); [INFO] [stdout] 103 + let _ = right_ref; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/core/peek.rs:117:9 [INFO] [stdout] | [INFO] [stdout] 117 | drop(bivec); [INFO] [stdout] | ^^^^^-----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut bivec::BiVec>>>` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 117 - drop(bivec); [INFO] [stdout] 117 + let _ = bivec; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/core/iter.rs:36:17 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn iter(&self) -> RefIter { [INFO] [stdout] | ^^^^^ ---------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 36 | pub fn iter(&self) -> RefIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/core/bubble.rs:124:17 [INFO] [stdout] | [INFO] [stdout] 124 | let mut this = unsafe { &mut *this.get() }; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/core/bubble.rs:125:17 [INFO] [stdout] | [INFO] [stdout] 125 | let mut cell = unsafe { &mut *cell_ref.get() }; [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/core/push.rs:25:9 [INFO] [stdout] | [INFO] [stdout] 25 | drop(borrow); [INFO] [stdout] | ^^^^^------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut bivec::BiVec>>>` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dropping_references)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 25 - drop(borrow); [INFO] [stdout] 25 + let _ = borrow; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/core/bubble.rs:89:25 [INFO] [stdout] | [INFO] [stdout] 89 | drop(left_ref); [INFO] [stdout] | ^^^^^--------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut core::Node` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 89 - drop(left_ref); [INFO] [stdout] 89 + let _ = left_ref; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/core/bubble.rs:93:25 [INFO] [stdout] | [INFO] [stdout] 93 | drop(right_ref); [INFO] [stdout] | ^^^^^---------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut core::Node` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 93 - drop(right_ref); [INFO] [stdout] 93 + let _ = right_ref; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/core/bubble.rs:99:25 [INFO] [stdout] | [INFO] [stdout] 99 | drop(left_ref); [INFO] [stdout] | ^^^^^--------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut core::Node` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 99 - drop(left_ref); [INFO] [stdout] 99 + let _ = left_ref; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/core/bubble.rs:103:25 [INFO] [stdout] | [INFO] [stdout] 103 | drop(right_ref); [INFO] [stdout] | ^^^^^---------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut core::Node` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 103 - drop(right_ref); [INFO] [stdout] 103 + let _ = right_ref; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stdout] --> src/core/peek.rs:117:9 [INFO] [stdout] | [INFO] [stdout] 117 | drop(bivec); [INFO] [stdout] | ^^^^^-----^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `&mut bivec::BiVec>>>` [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the expression or result [INFO] [stdout] | [INFO] [stdout] 117 - drop(bivec); [INFO] [stdout] 117 + let _ = bivec; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stdout] --> src/core/iter.rs:36:17 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn iter(&self) -> RefIter { [INFO] [stdout] | ^^^^^ ---------- the lifetime gets resolved as `'_` [INFO] [stdout] | | [INFO] [stdout] | this lifetime flows to the output [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stdout] | [INFO] [stdout] 36 | pub fn iter(&self) -> RefIter<'_, T> { [INFO] [stdout] | +++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.96s [INFO] running `Command { std: "docker" "inspect" "9c7d0e86057c26fc57133ae718b0114095841fc10a86681e505c7d6ab447dd29", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9c7d0e86057c26fc57133ae718b0114095841fc10a86681e505c7d6ab447dd29", kill_on_drop: false }` [INFO] [stdout] 9c7d0e86057c26fc57133ae718b0114095841fc10a86681e505c7d6ab447dd29 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] a41a28bad4e3d10cdcc81816b537eec572002c53b016ca07445c750753b6339a [INFO] running `Command { std: "docker" "start" "-a" "a41a28bad4e3d10cdcc81816b537eec572002c53b016ca07445c750753b6339a", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/core/bubble.rs:124:17 [INFO] [stderr] | [INFO] [stderr] 124 | let mut this = unsafe { &mut *this.get() }; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/core/bubble.rs:125:17 [INFO] [stderr] | [INFO] [stderr] 125 | let mut cell = unsafe { &mut *cell_ref.get() }; [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stderr] --> src/core/push.rs:25:9 [INFO] [stderr] | [INFO] [stderr] 25 | drop(borrow); [INFO] [stderr] | ^^^^^------^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `&mut bivec::BiVec>>>` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dropping_references)]` on by default [INFO] [stderr] help: use `let _ = ...` to ignore the expression or result [INFO] [stderr] | [INFO] [stderr] 25 - drop(borrow); [INFO] [stderr] 25 + let _ = borrow; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stderr] --> src/core/bubble.rs:89:25 [INFO] [stderr] | [INFO] [stderr] 89 | drop(left_ref); [INFO] [stderr] | ^^^^^--------^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `&mut core::Node` [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the expression or result [INFO] [stderr] | [INFO] [stderr] 89 - drop(left_ref); [INFO] [stderr] 89 + let _ = left_ref; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stderr] --> src/core/bubble.rs:93:25 [INFO] [stderr] | [INFO] [stderr] 93 | drop(right_ref); [INFO] [stderr] | ^^^^^---------^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `&mut core::Node` [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the expression or result [INFO] [stderr] | [INFO] [stderr] 93 - drop(right_ref); [INFO] [stderr] 93 + let _ = right_ref; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stderr] --> src/core/bubble.rs:99:25 [INFO] [stderr] | [INFO] [stderr] 99 | drop(left_ref); [INFO] [stderr] | ^^^^^--------^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `&mut core::Node` [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the expression or result [INFO] [stderr] | [INFO] [stderr] 99 - drop(left_ref); [INFO] [stderr] 99 + let _ = left_ref; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stderr] --> src/core/bubble.rs:103:25 [INFO] [stderr] | [INFO] [stderr] 103 | drop(right_ref); [INFO] [stderr] | ^^^^^---------^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `&mut core::Node` [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the expression or result [INFO] [stderr] | [INFO] [stderr] 103 - drop(right_ref); [INFO] [stderr] 103 + let _ = right_ref; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: calls to `std::mem::drop` with a reference instead of an owned value does nothing [INFO] [stderr] --> src/core/peek.rs:117:9 [INFO] [stderr] | [INFO] [stderr] 117 | drop(bivec); [INFO] [stderr] | ^^^^^-----^ [INFO] [stderr] | | [INFO] [stderr] | argument has type `&mut bivec::BiVec>>>` [INFO] [stderr] | [INFO] [stderr] help: use `let _ = ...` to ignore the expression or result [INFO] [stderr] | [INFO] [stderr] 117 - drop(bivec); [INFO] [stderr] 117 + let _ = bivec; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: lifetime flowing from input to output with different syntax can be confusing [INFO] [stderr] --> src/core/iter.rs:36:17 [INFO] [stderr] | [INFO] [stderr] 36 | pub fn iter(&self) -> RefIter { [INFO] [stderr] | ^^^^^ ---------- the lifetime gets resolved as `'_` [INFO] [stderr] | | [INFO] [stderr] | this lifetime flows to the output [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stderr] help: one option is to remove the lifetime for references and use the anonymous lifetime for paths [INFO] [stderr] | [INFO] [stderr] 36 | pub fn iter(&self) -> RefIter<'_, T> { [INFO] [stderr] | +++ [INFO] [stderr] [INFO] [stderr] warning: `biheap` (lib) generated 9 warnings (run `cargo fix --lib -p biheap` to apply 3 suggestions) [INFO] [stderr] warning: `biheap` (lib test) generated 9 warnings (9 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stdout] [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/biheap-2be7cffa756510bb) [INFO] [stdout] running 31 tests [INFO] [stderr] [INFO] [stderr] thread 'bivec::extend::trim_1' panicked at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/ptr/mod.rs:522:5: [INFO] [stderr] unsafe precondition(s) violated: ptr::copy_nonoverlapping requires that both pointer arguments are aligned and non-null and the specified memory ranges do not overlap [INFO] [stderr] [INFO] [stderr] This indicates a bug in the program. This Undefined Behavior check is optional, and cannot be relied on for safety. [INFO] [stderr] stack backtrace: [INFO] [stderr] 0: 0x7dcdcfdb7672 - std::backtrace_rs::backtrace::libunwind::trace::h559918daaaf51ab7 [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/../../backtrace/src/backtrace/libunwind.rs:117:9 [INFO] [stderr] 1: 0x7dcdcfdb7672 - std::backtrace_rs::backtrace::trace_unsynchronized::hb04fbcf80d07af8b [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/../../backtrace/src/backtrace/mod.rs:66:14 [INFO] [stderr] 2: 0x7dcdcfdb7672 - std::sys::backtrace::_print_fmt::h7c0bbbbfac0065d4 [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:66:9 [INFO] [stderr] 3: 0x7dcdcfdb7672 - ::fmt::hb62c8ed31943daa5 [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:39:26 [INFO] [stderr] 4: 0x7dcdcfdf2273 - core::fmt::rt::Argument::fmt::he5eaa7dd607ed4c9 [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/fmt/rt.rs:173:76 [INFO] [stderr] 5: 0x7dcdcfdf2273 - core::fmt::write::h375399f8cb90b45a [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/fmt/mod.rs:1460:25 [INFO] [stderr] 6: 0x7dcdcfdb4ad3 - std::io::default_write_fmt::h5b62fa6c96f0f73d [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/io/mod.rs:639:11 [INFO] [stderr] 7: 0x7dcdcfdb4ad3 - std::io::Write::write_fmt::h8399aff377841b1f [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/io/mod.rs:1954:13 [INFO] [stderr] 8: 0x7dcdcfdb74c2 - std::sys::backtrace::BacktraceLock::print::ha189c586374f916a [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:42:9 [INFO] [stderr] 9: 0x7dcdcfdb8c3c - std::panicking::default_hook::{{closure}}::ha3a26c98ff210e12 [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:300:27 [INFO] [stderr] 10: 0x7dcdcfdb8a3f - std::panicking::default_hook::h8c8a86b4390ab794 [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:327:9 [INFO] [stderr] 11: 0x7dcdcfd85b14 - as core::ops::function::Fn>::call::ha39ae63ed1e9a130 [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/alloc/src/boxed.rs:1980:9 [INFO] [stderr] 12: 0x7dcdcfd85b14 - test::test_main_with_exit_callback::{{closure}}::h9df7c328ebe18c28 [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:145:21 [INFO] [stderr] 13: 0x7dcdcfdb95c3 - as core::ops::function::Fn>::call::h96b7201b552e9069 [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/alloc/src/boxed.rs:1980:9 [INFO] [stderr] 14: 0x7dcdcfdb95c3 - std::panicking::rust_panic_with_hook::hb3b66c2e80efa371 [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:841:13 [INFO] [stderr] 15: 0x7dcdcfdb9356 - std::panicking::begin_panic_handler::{{closure}}::h9c68d0f839e62070 [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:699:13 [INFO] [stderr] 16: 0x7dcdcfdb7b69 - std::sys::backtrace::__rust_end_short_backtrace::h68d22ddde4a73ad6 [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:168:18 [INFO] [stderr] 17: 0x7dcdcfdb901d - __rustc[f4ffc7196a45a630]::rust_begin_unwind [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:697:5 [INFO] [stderr] 18: 0x7dcdcfd23e4d - core::panicking::panic_nounwind_fmt::runtime::h4165f4309fca3550 [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/panicking.rs:117:22 [INFO] [stderr] 19: 0x7dcdcfd23e4d - core::panicking::panic_nounwind_fmt::h4e78be162f75f82d [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/intrinsics/mod.rs:2340:9 [INFO] [stderr] 20: 0x7dcdcfd35633 - core::ptr::copy_nonoverlapping::precondition_check::h52ca6740fe206885 [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/ub_checks.rs:72:21 [INFO] [stderr] 21: 0x7dcdcfd3d000 - core::ptr::copy_nonoverlapping::h2104e073a8359663 [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/ub_checks.rs:77:17 [INFO] [stderr] 22: 0x7dcdcfd3d000 - biheap::bivec::extend::>::set_capacity_or_nothing::hbcfc437c9d3011f9 [INFO] [stderr] at /opt/rustwide/workdir/src/bivec/extend.rs:19:13 [INFO] [stderr] 23: 0x7dcdcfd3dc93 - biheap::bivec::extend::>::reserve::ha17845a0f64cdebf [INFO] [stderr] at /opt/rustwide/workdir/src/bivec/extend.rs:84:14 [INFO] [stderr] 24: 0x7dcdcfd482c5 - biheap::bivec::extend::trim_1::hb9e3c16f8e029f54 [INFO] [stderr] at /opt/rustwide/workdir/src/bivec/extend.rs:103:11 [INFO] [stderr] 25: 0x7dcdcfd48287 - biheap::bivec::extend::trim_1::{{closure}}::h2e84b9629ff030b8 [INFO] [stderr] at /opt/rustwide/workdir/src/bivec/extend.rs:101:12 [INFO] [stderr] 26: 0x7dcdcfd43856 - core::ops::function::FnOnce::call_once::h57e7adc8c6c45f7e [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/ops/function.rs:250:5 [INFO] [stderr] 27: 0x7dcdcfd8b20b - core::ops::function::FnOnce::call_once::h9633dcf760ae81b2 [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/ops/function.rs:250:5 [INFO] [stderr] 28: 0x7dcdcfd8b20b - test::__rust_begin_short_backtrace::h12ad5e04c8d7b4a5 [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:648:18 [INFO] [stderr] 29: 0x7dcdcfd8a47e - test::run_test_in_process::{{closure}}::he596b4fd3fa4893c [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:671:74 [INFO] [stderr] 30: 0x7dcdcfd8a47e - as core::ops::function::FnOnce<()>>::call_once::hc746bc3fa75190e0 [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stderr] 31: 0x7dcdcfd8a47e - std::panicking::catch_unwind::do_call::hf4843906108d6299 [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:589:40 [INFO] [stderr] 32: 0x7dcdcfd8a47e - std::panicking::catch_unwind::h849d4e8b03577bb9 [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:552:19 [INFO] [stderr] 33: 0x7dcdcfd8a47e - std::panic::catch_unwind::ha1f814c1dec025d2 [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panic.rs:359:14 [INFO] [stderr] 34: 0x7dcdcfd8a47e - test::run_test_in_process::h542aad3fe61255e7 [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:671:27 [INFO] [stderr] 35: 0x7dcdcfd8a47e - test::run_test::{{closure}}::h612788d75908cb63 [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:592:43 [INFO] [stderr] 36: 0x7dcdcfd4f304 - test::run_test::{{closure}}::hbfeea3bcb7245123 [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/test/src/lib.rs:622:41 [INFO] [stderr] 37: 0x7dcdcfd4f304 - std::sys::backtrace::__rust_begin_short_backtrace::h72542b83b4f87d5b [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/backtrace.rs:152:18 [INFO] [stderr] 38: 0x7dcdcfd52afa - std::thread::Builder::spawn_unchecked_::{{closure}}::{{closure}}::hff26a7547ea762c9 [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/thread/mod.rs:559:17 [INFO] [stderr] 39: 0x7dcdcfd52afa - as core::ops::function::FnOnce<()>>::call_once::hbee49bc759312884 [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/panic/unwind_safe.rs:272:9 [INFO] [stderr] 40: 0x7dcdcfd52afa - std::panicking::catch_unwind::do_call::h61de12ce5e04e28f [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:589:40 [INFO] [stderr] 41: 0x7dcdcfd52afa - std::panicking::catch_unwind::h454dd49873d22e18 [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panicking.rs:552:19 [INFO] [stderr] 42: 0x7dcdcfd52afa - std::panic::catch_unwind::h5c15187324f8cebb [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/panic.rs:359:14 [INFO] [stderr] 43: 0x7dcdcfd52afa - std::thread::Builder::spawn_unchecked_::{{closure}}::hbc9d9c7427673d42 [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/thread/mod.rs:557:30 [INFO] [stderr] 44: 0x7dcdcfd52afa - core::ops::function::FnOnce::call_once{{vtable.shim}}::hefd458a129ddca13 [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/core/src/ops/function.rs:250:5 [INFO] [stderr] 45: 0x7dcdcfdbc017 - as core::ops::function::FnOnce>::call_once::h2d6e2e526b02c3da [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/alloc/src/boxed.rs:1966:9 [INFO] [stderr] 46: 0x7dcdcfdbc017 - as core::ops::function::FnOnce>::call_once::h1aefced482b33c72 [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/alloc/src/boxed.rs:1966:9 [INFO] [stderr] 47: 0x7dcdcfdbc017 - std::sys::pal::unix::thread::Thread::new::thread_start::h7c9c6951b48f721d [INFO] [stderr] at /rustc/8de4c7234dd9b97c9d76b58671343fdbbc9a433e/library/std/src/sys/pal/unix/thread.rs:97:17 [INFO] [stderr] thread caused non-unwinding panic. aborting. [INFO] [stderr] error: test failed, to rerun pass `--lib` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/biheap-2be7cffa756510bb` (signal: 6, SIGABRT: process abort signal) [INFO] running `Command { std: "docker" "inspect" "a41a28bad4e3d10cdcc81816b537eec572002c53b016ca07445c750753b6339a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a41a28bad4e3d10cdcc81816b537eec572002c53b016ca07445c750753b6339a", kill_on_drop: false }` [INFO] [stdout] a41a28bad4e3d10cdcc81816b537eec572002c53b016ca07445c750753b6339a