[INFO] fetching crate tidy-tree 0.1.0... [INFO] building tidy-tree-0.1.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1 [INFO] extracting crate tidy-tree 0.1.0 into /workspace/builds/worker-3-tc2/source [INFO] started tweaking crates.io crate tidy-tree 0.1.0 [INFO] finished tweaking crates.io crate tidy-tree 0.1.0 [INFO] tweaked toml for crates.io crate tidy-tree 0.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate tidy-tree 0.1.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 23 packages to latest compatible versions [INFO] [stderr] Adding rand v0.8.5 (available: v0.9.2) [INFO] [stderr] Adding tinyset v0.4.16 (available: v0.5.2) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 06d15cbb7e397d6daa407b85a459f11d62cd6031236046bd51de3ffb230e9452 [INFO] running `Command { std: "docker" "start" "-a" "06d15cbb7e397d6daa407b85a459f11d62cd6031236046bd51de3ffb230e9452", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "06d15cbb7e397d6daa407b85a459f11d62cd6031236046bd51de3ffb230e9452", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "06d15cbb7e397d6daa407b85a459f11d62cd6031236046bd51de3ffb230e9452", kill_on_drop: false }` [INFO] [stdout] 06d15cbb7e397d6daa407b85a459f11d62cd6031236046bd51de3ffb230e9452 [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3674910ec0de6041f3399a1130b0d09af5b77d2bfef1252be1e0569b56f426bb [INFO] running `Command { std: "docker" "start" "-a" "3674910ec0de6041f3399a1130b0d09af5b77d2bfef1252be1e0569b56f426bb", kill_on_drop: false }` [INFO] [stderr] Compiling getrandom v0.2.16 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling tinyset v0.4.16 [INFO] [stderr] Compiling tidy-tree v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/iter.rs:24:17 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn iter(&self) -> Iter { [INFO] [stdout] | ^^^^^ ^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 24 | pub fn iter(&self) -> Iter<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.54s [INFO] running `Command { std: "docker" "inspect" "3674910ec0de6041f3399a1130b0d09af5b77d2bfef1252be1e0569b56f426bb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3674910ec0de6041f3399a1130b0d09af5b77d2bfef1252be1e0569b56f426bb", kill_on_drop: false }` [INFO] [stdout] 3674910ec0de6041f3399a1130b0d09af5b77d2bfef1252be1e0569b56f426bb [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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9ba6913f8bddf526f78b55d4b15b4405a8540d7b6bf4ec41accf4de0827c43a3 [INFO] running `Command { std: "docker" "start" "-a" "9ba6913f8bddf526f78b55d4b15b4405a8540d7b6bf4ec41accf4de0827c43a3", kill_on_drop: false }` [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/iter.rs:24:17 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn iter(&self) -> Iter { [INFO] [stdout] | ^^^^^ ^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 24 | pub fn iter(&self) -> Iter<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling tidy-tree v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `prepare_tree` is never used [INFO] [stdout] --> tests/gen.rs:36:8 [INFO] [stdout] | [INFO] [stdout] 36 | pub fn prepare_tree(rng: &mut StdRng) -> (Box, Vec>) { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `insert_new_to_tree` is never used [INFO] [stdout] --> tests/gen.rs:42:8 [INFO] [stdout] | [INFO] [stdout] 42 | pub fn insert_new_to_tree(rng: &mut StdRng, num: usize, nodes: &mut Vec>) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing [INFO] [stdout] --> src/iter.rs:24:17 [INFO] [stdout] | [INFO] [stdout] 24 | pub fn iter(&self) -> Iter { [INFO] [stdout] | ^^^^^ ^^^^ the same lifetime is hidden here [INFO] [stdout] | | [INFO] [stdout] | the lifetime is elided here [INFO] [stdout] | [INFO] [stdout] = help: the same lifetime is referred to in inconsistent ways, making the signature confusing [INFO] [stdout] = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default [INFO] [stdout] help: use `'_` for type paths [INFO] [stdout] | [INFO] [stdout] 24 | pub fn iter(&self) -> Iter<'_> { [INFO] [stdout] | ++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `assert_no_overlap_nodes` is never used [INFO] [stdout] --> tests/aesthetic_rules.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn assert_no_overlap_nodes(root: &Node) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `check_nodes_order` is never used [INFO] [stdout] --> tests/aesthetic_rules.rs:20:8 [INFO] [stdout] | [INFO] [stdout] 20 | pub fn check_nodes_order(root: &Node) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `check_y_position_in_same_level` is never used [INFO] [stdout] --> tests/aesthetic_rules.rs:33:8 [INFO] [stdout] | [INFO] [stdout] 33 | pub fn check_y_position_in_same_level(root: &Node) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `assert_no_crossed_lines` is never used [INFO] [stdout] --> tests/aesthetic_rules.rs:46:8 [INFO] [stdout] | [INFO] [stdout] 46 | pub fn assert_no_crossed_lines(root: &Node) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `assert_symmetric` is never used [INFO] [stdout] --> tests/aesthetic_rules.rs:75:8 [INFO] [stdout] | [INFO] [stdout] 75 | pub fn assert_symmetric(root: &Node, layout: &mut dyn Layout) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `mirror` is never used [INFO] [stdout] --> tests/aesthetic_rules.rs:111:4 [INFO] [stdout] | [INFO] [stdout] 111 | fn mirror(root: &Node) -> Node { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.10s [INFO] running `Command { std: "docker" "inspect" "9ba6913f8bddf526f78b55d4b15b4405a8540d7b6bf4ec41accf4de0827c43a3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9ba6913f8bddf526f78b55d4b15b4405a8540d7b6bf4ec41accf4de0827c43a3", kill_on_drop: false }` [INFO] [stdout] 9ba6913f8bddf526f78b55d4b15b4405a8540d7b6bf4ec41accf4de0827c43a3