[INFO] cloning repository https://github.com/Bha-Gu/tree [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Bha-Gu/tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBha-Gu%2Ftree", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBha-Gu%2Ftree'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 4d54235b92752e88c4bf7170ad4e01923a874b7a [INFO] checking Bha-Gu/tree against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FBha-Gu%2Ftree" "/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/Bha-Gu/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/Bha-Gu/tree [INFO] finished tweaking git repo https://github.com/Bha-Gu/tree [INFO] tweaked toml for git repo https://github.com/Bha-Gu/tree written to /workspace/builds/worker-3-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/Bha-Gu/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 git repository `https://github.com/Bha-Gu/linked` [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] c280b9760444b56cc9d8d74475a8bb9e2bcc1f83d037b21a9b0b16e6cf506c07 [INFO] running `Command { std: "docker" "start" "-a" "c280b9760444b56cc9d8d74475a8bb9e2bcc1f83d037b21a9b0b16e6cf506c07", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c280b9760444b56cc9d8d74475a8bb9e2bcc1f83d037b21a9b0b16e6cf506c07", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c280b9760444b56cc9d8d74475a8bb9e2bcc1f83d037b21a9b0b16e6cf506c07", kill_on_drop: false }` [INFO] [stdout] c280b9760444b56cc9d8d74475a8bb9e2bcc1f83d037b21a9b0b16e6cf506c07 [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] 0576de1dbe69fa28ac2e1de8f61cd0f1038d0347a653aca017648caa19cf7256 [INFO] running `Command { std: "docker" "start" "-a" "0576de1dbe69fa28ac2e1de8f61cd0f1038d0347a653aca017648caa19cf7256", kill_on_drop: false }` [INFO] [stderr] Checking linked v0.1.0 (https://github.com/Bha-Gu/linked#6725c0c7) [INFO] [stderr] Checking tree v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/binary/search_tree.rs:71:21 [INFO] [stdout] | [INFO] [stdout] 71 | let mut root_node = *root_pointer; [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/binary/search_tree.rs:71:21 [INFO] [stdout] | [INFO] [stdout] 71 | let mut root_node = *root_pointer; [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: associated items `dfs_order_search` and `order` are never used [INFO] [stdout] --> src/binary/search_tree.rs:140:12 [INFO] [stdout] | [INFO] [stdout] 63 | impl BinarySearchTree { [INFO] [stdout] | ----------------------------------------------------------------------------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 140 | pub fn dfs_order_search(&self, order: DFSType) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 150 | fn order(curr: &BTNode, path: &mut Vec, order: DFSType) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `dfs_order_search` and `order` are never used [INFO] [stdout] --> src/binary/search_tree.rs:140:12 [INFO] [stdout] | [INFO] [stdout] 63 | impl BinarySearchTree { [INFO] [stdout] | ----------------------------------------------------------------------------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 140 | pub fn dfs_order_search(&self, order: DFSType) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 150 | fn order(curr: &BTNode, path: &mut Vec, order: DFSType) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s [INFO] running `Command { std: "docker" "inspect" "0576de1dbe69fa28ac2e1de8f61cd0f1038d0347a653aca017648caa19cf7256", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0576de1dbe69fa28ac2e1de8f61cd0f1038d0347a653aca017648caa19cf7256", kill_on_drop: false }` [INFO] [stdout] 0576de1dbe69fa28ac2e1de8f61cd0f1038d0347a653aca017648caa19cf7256 [INFO] checking Bha-Gu/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%2FBha-Gu%2Ftree" "/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/Bha-Gu/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/Bha-Gu/tree [INFO] finished tweaking git repo https://github.com/Bha-Gu/tree [INFO] tweaked toml for git repo https://github.com/Bha-Gu/tree written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/Bha-Gu/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] 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] 3eebb609134ad9841fb988c8ca986094673f0bfd8498b9e845caa24a80a16bcc [INFO] running `Command { std: "docker" "start" "-a" "3eebb609134ad9841fb988c8ca986094673f0bfd8498b9e845caa24a80a16bcc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3eebb609134ad9841fb988c8ca986094673f0bfd8498b9e845caa24a80a16bcc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3eebb609134ad9841fb988c8ca986094673f0bfd8498b9e845caa24a80a16bcc", kill_on_drop: false }` [INFO] [stdout] 3eebb609134ad9841fb988c8ca986094673f0bfd8498b9e845caa24a80a16bcc [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] 0a7e45ec26ec629dacdc9989a4a3d65736bd3e0dd76277d0485084464dcdc23f [INFO] running `Command { std: "docker" "start" "-a" "0a7e45ec26ec629dacdc9989a4a3d65736bd3e0dd76277d0485084464dcdc23f", kill_on_drop: false }` [INFO] [stderr] Checking linked v0.1.0 (https://github.com/Bha-Gu/linked#6725c0c7) [INFO] [stderr] Checking tree v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/binary/search_tree.rs:71:21 [INFO] [stdout] | [INFO] [stdout] 71 | let mut root_node = *root_pointer; [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/binary/search_tree.rs:71:21 [INFO] [stdout] | [INFO] [stdout] 71 | let mut root_node = *root_pointer; [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: associated items `dfs_order_search` and `order` are never used [INFO] [stdout] --> src/binary/search_tree.rs:140:12 [INFO] [stdout] | [INFO] [stdout] 63 | impl BinarySearchTree { [INFO] [stdout] | ----------------------------------------------------------------------------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 140 | pub fn dfs_order_search(&self, order: DFSType) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 150 | fn order(curr: &BTNode, path: &mut Vec, order: DFSType) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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/binary/search_tree.rs:151:57 [INFO] [stdout] | [INFO] [stdout] 151 | let root_push = { |path: &mut Vec| path.push(curr.value.clone()) }; [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/binary/tree.rs:155:57 [INFO] [stdout] | [INFO] [stdout] 155 | let root_push = { |path: &mut Vec| path.push(curr.value.clone()) }; [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: associated items `dfs_order_search` and `order` are never used [INFO] [stdout] --> src/binary/search_tree.rs:140:12 [INFO] [stdout] | [INFO] [stdout] 63 | impl BinarySearchTree { [INFO] [stdout] | ----------------------------------------------------------------------------- associated items in this implementation [INFO] [stdout] ... [INFO] [stdout] 140 | pub fn dfs_order_search(&self, order: DFSType) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 150 | fn order(curr: &BTNode, path: &mut Vec, order: DFSType) { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [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/binary/search_tree.rs:151:57 [INFO] [stdout] | [INFO] [stdout] 151 | let root_push = { |path: &mut Vec| path.push(curr.value.clone()) }; [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/binary/tree.rs:155:57 [INFO] [stdout] | [INFO] [stdout] 155 | let root_push = { |path: &mut Vec| path.push(curr.value.clone()) }; [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; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `tree` (bin "tree" test) due to 3 previous errors; 2 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] error: could not compile `tree` (bin "tree") due to 3 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "0a7e45ec26ec629dacdc9989a4a3d65736bd3e0dd76277d0485084464dcdc23f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0a7e45ec26ec629dacdc9989a4a3d65736bd3e0dd76277d0485084464dcdc23f", kill_on_drop: false }` [INFO] [stdout] 0a7e45ec26ec629dacdc9989a4a3d65736bd3e0dd76277d0485084464dcdc23f