[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#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1 [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 22572d0994593197593e2a1b7b18d720a9a349a7 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fa844266367a78e0c0595ce0715cf263266818dfea5edbc7e6cdcd5fc5247d0b [INFO] running `Command { std: "docker" "start" "-a" "fa844266367a78e0c0595ce0715cf263266818dfea5edbc7e6cdcd5fc5247d0b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fa844266367a78e0c0595ce0715cf263266818dfea5edbc7e6cdcd5fc5247d0b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fa844266367a78e0c0595ce0715cf263266818dfea5edbc7e6cdcd5fc5247d0b", kill_on_drop: false }` [INFO] [stdout] fa844266367a78e0c0595ce0715cf263266818dfea5edbc7e6cdcd5fc5247d0b [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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5bb160b8849912182709b56a238e875e80705794a48ec87a8ea52ca67542e2bf [INFO] running `Command { std: "docker" "start" "-a" "5bb160b8849912182709b56a238e875e80705794a48ec87a8ea52ca67542e2bf", 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: 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: 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: 2 warnings emitted [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] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.40s [INFO] running `Command { std: "docker" "inspect" "5bb160b8849912182709b56a238e875e80705794a48ec87a8ea52ca67542e2bf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5bb160b8849912182709b56a238e875e80705794a48ec87a8ea52ca67542e2bf", kill_on_drop: false }` [INFO] [stdout] 5bb160b8849912182709b56a238e875e80705794a48ec87a8ea52ca67542e2bf [INFO] checking Bha-Gu/tree against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1 [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 6289438dbad80b1a0029c66dd3f6abf57c2c51be [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a0890dca5efb22ffae2ecc0fd4810b2ff0c325838c95c3a6a4bb146b41c5e4e0 [INFO] running `Command { std: "docker" "start" "-a" "a0890dca5efb22ffae2ecc0fd4810b2ff0c325838c95c3a6a4bb146b41c5e4e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a0890dca5efb22ffae2ecc0fd4810b2ff0c325838c95c3a6a4bb146b41c5e4e0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a0890dca5efb22ffae2ecc0fd4810b2ff0c325838c95c3a6a4bb146b41c5e4e0", kill_on_drop: false }` [INFO] [stdout] a0890dca5efb22ffae2ecc0fd4810b2ff0c325838c95c3a6a4bb146b41c5e4e0 [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" "-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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 96759a48acb78bc5e0a5983c380349d9363d4eb2b2c537988fbf2c6f7937aed5 [INFO] running `Command { std: "docker" "start" "-a" "96759a48acb78bc5e0a5983c380349d9363d4eb2b2c537988fbf2c6f7937aed5", 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 0.44s [INFO] running `Command { std: "docker" "inspect" "96759a48acb78bc5e0a5983c380349d9363d4eb2b2c537988fbf2c6f7937aed5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "96759a48acb78bc5e0a5983c380349d9363d4eb2b2c537988fbf2c6f7937aed5", kill_on_drop: false }` [INFO] [stdout] 96759a48acb78bc5e0a5983c380349d9363d4eb2b2c537988fbf2c6f7937aed5