[INFO] cloning repository https://github.com/jwhntf/binary_tree [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jwhntf/binary_tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjwhntf%2Fbinary_tree", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjwhntf%2Fbinary_tree'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 6b10be1abc89abe11b53830f44e70ebfbc8f8e5d [INFO] checking jwhntf/binary_tree against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjwhntf%2Fbinary_tree" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jwhntf/binary_tree on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jwhntf/binary_tree [INFO] finished tweaking git repo https://github.com/jwhntf/binary_tree [INFO] tweaked toml for git repo https://github.com/jwhntf/binary_tree written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/jwhntf/binary_tree already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 2 packages to latest compatible versions [INFO] [stderr] Adding Here v0.1.0 (/workspace/builds/worker-3-tc1/source) [INFO] [stderr] Adding random v0.14.0 [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded random v0.14.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a88f57b40feb6df569f243a77517d8b9747bed9962aad0fa6577fb0c73eefa2a [INFO] running `Command { std: "docker" "start" "-a" "a88f57b40feb6df569f243a77517d8b9747bed9962aad0fa6577fb0c73eefa2a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a88f57b40feb6df569f243a77517d8b9747bed9962aad0fa6577fb0c73eefa2a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a88f57b40feb6df569f243a77517d8b9747bed9962aad0fa6577fb0c73eefa2a", kill_on_drop: false }` [INFO] [stdout] a88f57b40feb6df569f243a77517d8b9747bed9962aad0fa6577fb0c73eefa2a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] bc41a2c6e887b382221d1b56ee903463dc91cc6d8bdafa4bec4d79d72a258012 [INFO] running `Command { std: "docker" "start" "-a" "bc41a2c6e887b382221d1b56ee903463dc91cc6d8bdafa4bec4d79d72a258012", kill_on_drop: false }` [INFO] [stderr] Checking random v0.14.0 [INFO] [stderr] Checking Here v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated items `build_from_raw`, `build_whole`, `borrow_value`, `set_left_child`, `set_right_child`, and `is_leaf` are never used [INFO] [stdout] --> src/main.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 15 | impl Node { [INFO] [stdout] | --------------- associated items in this implementation [INFO] [stdout] 16 | fn build_from_raw(data: T) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | fn build_whole( [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 35 | fn borrow_value(&self) -> &T { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 47 | fn set_left_child(&mut self, data: T) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 54 | fn set_right_child(&mut self, data: T) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 62 | fn is_leaf(&self) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/main.rs:72:8 [INFO] [stdout] | [INFO] [stdout] 71 | impl BinaryTree { [INFO] [stdout] | ------------------------------ associated items in this implementation [INFO] [stdout] 72 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 76 | fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 80 | fn pre_order(&self, root: &Option>>) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 88 | fn in_order(&self, root: &Option>>) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 96 | fn post_order(&self, root: &Option>>) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 104 | fn pre_order_non_recursive(&self, root: &Option>>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 121 | fn in_order_non_recursive(&self, root: &Option>>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 142 | fn post_order_non_recursive(&self, root: &Option>>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Tags` is never used [INFO] [stdout] --> src/main.rs:186:6 [INFO] [stdout] | [INFO] [stdout] 186 | enum Tags {Left, Right} [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `StackElement` is never constructed [INFO] [stdout] --> src/main.rs:187:8 [INFO] [stdout] | [INFO] [stdout] 187 | struct StackElement<'a, T> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `build_from_raw`, `build_whole`, `borrow_value`, `set_left_child`, `set_right_child`, and `is_leaf` are never used [INFO] [stdout] --> src/main.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 15 | impl Node { [INFO] [stdout] | --------------- associated items in this implementation [INFO] [stdout] 16 | fn build_from_raw(data: T) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | fn build_whole( [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 35 | fn borrow_value(&self) -> &T { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 47 | fn set_left_child(&mut self, data: T) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 54 | fn set_right_child(&mut self, data: T) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 62 | fn is_leaf(&self) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/main.rs:72:8 [INFO] [stdout] | [INFO] [stdout] 71 | impl BinaryTree { [INFO] [stdout] | ------------------------------ associated items in this implementation [INFO] [stdout] 72 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 76 | fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 80 | fn pre_order(&self, root: &Option>>) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 88 | fn in_order(&self, root: &Option>>) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 96 | fn post_order(&self, root: &Option>>) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 104 | fn pre_order_non_recursive(&self, root: &Option>>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 121 | fn in_order_non_recursive(&self, root: &Option>>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 142 | fn post_order_non_recursive(&self, root: &Option>>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Tags` is never used [INFO] [stdout] --> src/main.rs:186:6 [INFO] [stdout] | [INFO] [stdout] 186 | enum Tags {Left, Right} [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `StackElement` is never constructed [INFO] [stdout] --> src/main.rs:187:8 [INFO] [stdout] | [INFO] [stdout] 187 | struct StackElement<'a, T> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.11s [INFO] running `Command { std: "docker" "inspect" "bc41a2c6e887b382221d1b56ee903463dc91cc6d8bdafa4bec4d79d72a258012", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bc41a2c6e887b382221d1b56ee903463dc91cc6d8bdafa4bec4d79d72a258012", kill_on_drop: false }` [INFO] [stdout] bc41a2c6e887b382221d1b56ee903463dc91cc6d8bdafa4bec4d79d72a258012 [INFO] checking jwhntf/binary_tree against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjwhntf%2Fbinary_tree" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/jwhntf/binary_tree on toolchain f9935d29d867449445ee008640ccca1bf1ae0889 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/jwhntf/binary_tree [INFO] finished tweaking git repo https://github.com/jwhntf/binary_tree [INFO] tweaked toml for git repo https://github.com/jwhntf/binary_tree written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/jwhntf/binary_tree already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 2 packages to latest compatible versions [INFO] [stderr] Adding Here v0.1.0 (/workspace/builds/worker-3-tc2/source) [INFO] [stderr] Adding random v0.14.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] b25592c8d18105c1550b21ac414e914fdbdfa103771d7a90603ac2ab8e176228 [INFO] running `Command { std: "docker" "start" "-a" "b25592c8d18105c1550b21ac414e914fdbdfa103771d7a90603ac2ab8e176228", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b25592c8d18105c1550b21ac414e914fdbdfa103771d7a90603ac2ab8e176228", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b25592c8d18105c1550b21ac414e914fdbdfa103771d7a90603ac2ab8e176228", kill_on_drop: false }` [INFO] [stdout] b25592c8d18105c1550b21ac414e914fdbdfa103771d7a90603ac2ab8e176228 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid -Dtail_expr_drop_order" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8cc872cd57bf677ab6dde4a14bca07a869e945ed4a166efed7eb0828cb643d1a [INFO] running `Command { std: "docker" "start" "-a" "8cc872cd57bf677ab6dde4a14bca07a869e945ed4a166efed7eb0828cb643d1a", kill_on_drop: false }` [INFO] [stderr] Checking random v0.14.0 [INFO] [stderr] Checking Here v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: associated items `build_from_raw`, `build_whole`, `borrow_value`, `set_left_child`, `set_right_child`, and `is_leaf` are never used [INFO] [stdout] --> src/main.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 15 | impl Node { [INFO] [stdout] | --------------- associated items in this implementation [INFO] [stdout] 16 | fn build_from_raw(data: T) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | fn build_whole( [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 35 | fn borrow_value(&self) -> &T { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 47 | fn set_left_child(&mut self, data: T) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 54 | fn set_right_child(&mut self, data: T) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 62 | fn is_leaf(&self) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/main.rs:72:8 [INFO] [stdout] | [INFO] [stdout] 71 | impl BinaryTree { [INFO] [stdout] | ------------------------------ associated items in this implementation [INFO] [stdout] 72 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 76 | fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 80 | fn pre_order(&self, root: &Option>>) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 88 | fn in_order(&self, root: &Option>>) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 96 | fn post_order(&self, root: &Option>>) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 104 | fn pre_order_non_recursive(&self, root: &Option>>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 121 | fn in_order_non_recursive(&self, root: &Option>>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 142 | fn post_order_non_recursive(&self, root: &Option>>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `build_from_raw`, `build_whole`, `borrow_value`, `set_left_child`, `set_right_child`, and `is_leaf` are never used [INFO] [stdout] --> src/main.rs:16:8 [INFO] [stdout] | [INFO] [stdout] 15 | impl Node { [INFO] [stdout] | --------------- associated items in this implementation [INFO] [stdout] 16 | fn build_from_raw(data: T) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 23 | fn build_whole( [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 35 | fn borrow_value(&self) -> &T { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 47 | fn set_left_child(&mut self, data: T) { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 54 | fn set_right_child(&mut self, data: T) { [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 62 | fn is_leaf(&self) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Tags` is never used [INFO] [stdout] --> src/main.rs:186:6 [INFO] [stdout] | [INFO] [stdout] 186 | enum Tags {Left, Right} [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `StackElement` is never constructed [INFO] [stdout] --> src/main.rs:187:8 [INFO] [stdout] | [INFO] [stdout] 187 | struct StackElement<'a, T> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/main.rs:19:25 [INFO] [stdout] | [INFO] [stdout] 16 | fn build_from_raw(data: T) -> Self { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 19 | left_child: None, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/main.rs:20:26 [INFO] [stdout] | [INFO] [stdout] 16 | fn build_from_raw(data: T) -> Self { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 20 | right_child: None, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: multiple associated items are never used [INFO] [stdout] --> src/main.rs:72:8 [INFO] [stdout] | [INFO] [stdout] 71 | impl BinaryTree { [INFO] [stdout] | ------------------------------ associated items in this implementation [INFO] [stdout] 72 | fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 76 | fn is_empty(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 80 | fn pre_order(&self, root: &Option>>) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 88 | fn in_order(&self, root: &Option>>) { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 96 | fn post_order(&self, root: &Option>>) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 104 | fn pre_order_non_recursive(&self, root: &Option>>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 121 | fn in_order_non_recursive(&self, root: &Option>>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 142 | fn post_order_non_recursive(&self, root: &Option>>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Tags` is never used [INFO] [stdout] --> src/main.rs:186:6 [INFO] [stdout] | [INFO] [stdout] 186 | enum Tags {Left, Right} [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `StackElement` is never constructed [INFO] [stdout] --> src/main.rs:187:8 [INFO] [stdout] | [INFO] [stdout] 187 | struct StackElement<'a, T> { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/main.rs:19:25 [INFO] [stdout] | [INFO] [stdout] 16 | fn build_from_raw(data: T) -> Self { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 19 | left_child: None, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/main.rs:20:26 [INFO] [stdout] | [INFO] [stdout] 16 | fn build_from_raw(data: T) -> Self { [INFO] [stdout] | ------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 20 | right_child: None, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `Here` (bin "Here") due to 3 previous errors; 4 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `Here` (bin "Here" test) due to 3 previous errors; 4 warnings emitted [INFO] running `Command { std: "docker" "inspect" "8cc872cd57bf677ab6dde4a14bca07a869e945ed4a166efed7eb0828cb643d1a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8cc872cd57bf677ab6dde4a14bca07a869e945ed4a166efed7eb0828cb643d1a", kill_on_drop: false }` [INFO] [stdout] 8cc872cd57bf677ab6dde4a14bca07a869e945ed4a166efed7eb0828cb643d1a