[INFO] fetching crate tree_collections 0.1.8... [INFO] testing tree_collections-0.1.8 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1 [INFO] extracting crate tree_collections 0.1.8 into /workspace/builds/worker-0-tc1/source [INFO] started tweaking crates.io crate tree_collections 0.1.8 [INFO] finished tweaking crates.io crate tree_collections 0.1.8 [INFO] tweaked toml for crates.io crate tree_collections 0.1.8 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of crates.io crate tree_collections 0.1.8 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate tree_collections 0.1.8 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 299d1ca376d2c4e8662e547bd6bf5d776ca76c5ae738dc52a680ec585d664147 [INFO] running `Command { std: "docker" "start" "-a" "299d1ca376d2c4e8662e547bd6bf5d776ca76c5ae738dc52a680ec585d664147", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "299d1ca376d2c4e8662e547bd6bf5d776ca76c5ae738dc52a680ec585d664147", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "299d1ca376d2c4e8662e547bd6bf5d776ca76c5ae738dc52a680ec585d664147", kill_on_drop: false }` [INFO] [stdout] 299d1ca376d2c4e8662e547bd6bf5d776ca76c5ae738dc52a680ec585d664147 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b7dfc03f076ab5b69e65c65abd79785b9740c1df3c25b538aeb2f0fbae5d95f0 [INFO] running `Command { std: "docker" "start" "-a" "b7dfc03f076ab5b69e65c65abd79785b9740c1df3c25b538aeb2f0fbae5d95f0", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.109 [INFO] [stderr] Compiling semver v1.0.4 [INFO] [stderr] Compiling serde v1.0.131 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling proc-macro2 v1.0.33 [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling serde_derive v1.0.131 [INFO] [stderr] Compiling plotters-backend v0.3.2 [INFO] [stderr] Compiling regex-automata v0.1.10 [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling clap v2.34.0 [INFO] [stderr] Compiling itertools v0.10.3 [INFO] [stderr] Compiling plotters-svg v0.3.1 [INFO] [stderr] Compiling plotters v0.3.1 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling crossbeam-deque v0.8.1 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling criterion-plot v0.4.4 [INFO] [stderr] Compiling serde_json v1.0.72 [INFO] [stderr] Compiling bstr v0.2.17 [INFO] [stderr] Compiling serde_cbor v0.11.2 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling criterion v0.3.5 [INFO] [stderr] Compiling tree_collections v0.1.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/avlTree.rs:222:18 [INFO] [stdout] | [INFO] [stdout] 222 | Some(mut n) => { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `j` is never read [INFO] [stdout] --> src/commonTrait.rs:344:25 [INFO] [stdout] | [INFO] [stdout] 344 | j += 2; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `j` is never read [INFO] [stdout] --> src/commonTrait.rs:346:25 [INFO] [stdout] | [INFO] [stdout] 346 | j += container[i][j].len() - 1; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `is_balanced` is never used [INFO] [stdout] --> src/avlTree.rs:326:8 [INFO] [stdout] | [INFO] [stdout] 68 | impl AVLTree { [INFO] [stdout] | ------------------------------------------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 326 | fn is_balanced(&self, node: OptionAVLTreeNode) -> bool { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `new_black_with_parent`, `reverse_color`, and `get_uncle` are never used [INFO] [stdout] --> src/rbTree.rs:231:8 [INFO] [stdout] | [INFO] [stdout] 206 | impl TreeNode { [INFO] [stdout] | ------------------------------------------------- associated functions in this implementation [INFO] [stdout] ... [INFO] [stdout] 231 | fn new_black_with_parent(value: T, parent: OptionRBTreeNode) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 685 | fn reverse_color(node: RBTreeNode) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 703 | fn get_uncle(node: RBTreeNode) -> OptionRBTreeNode { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `avlTree` should have a snake case name [INFO] [stdout] --> src/lib.rs:1:9 [INFO] [stdout] | [INFO] [stdout] 1 | pub mod avlTree; [INFO] [stdout] | ^^^^^^^ help: convert the identifier to snake case: `avl_tree` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `bsTree` should have a snake case name [INFO] [stdout] --> src/lib.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | pub mod bsTree; [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case: `bs_tree` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `commonTrait` should have a snake case name [INFO] [stdout] --> src/lib.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | pub mod commonTrait; [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to snake case: `common_trait` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `rbTree` should have a snake case name [INFO] [stdout] --> src/lib.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | pub mod rbTree; [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case: `rb_tree` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `rbTreeFast` should have a snake case name [INFO] [stdout] --> src/lib.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | pub mod rbTreeFast; [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `rb_tree_fast` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced [INFO] [stdout] --> src/rbTreeFast.rs:39:24 [INFO] [stdout] | [INFO] [stdout] 39 | type FastRBTreeNode = Rc>>; [INFO] [stdout] | --^^^---^^^^---^^^^^---^^^^^^^ [INFO] [stdout] | | | [INFO] [stdout] | | will not be checked at usage sites of the type alias [INFO] [stdout] | help: remove this bound [INFO] [stdout] | [INFO] [stdout] = note: this is a known limitation of the type checker that may be lifted in a future edition. [INFO] [stdout] see issue #112792 for more information [INFO] [stdout] = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics [INFO] [stdout] = note: `#[warn(type_alias_bounds)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced [INFO] [stdout] --> src/rbTreeFast.rs:40:30 [INFO] [stdout] | [INFO] [stdout] 40 | type OptionFastRBTreeNode = Option>; [INFO] [stdout] | --^^^---^^^^---^^^^^---^^^^^^^ [INFO] [stdout] | | | [INFO] [stdout] | | will not be checked at usage sites of the type alias [INFO] [stdout] | help: remove this bound [INFO] [stdout] | [INFO] [stdout] = note: this is a known limitation of the type checker that may be lifted in a future edition. [INFO] [stdout] see issue #112792 for more information [INFO] [stdout] = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.71s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "b7dfc03f076ab5b69e65c65abd79785b9740c1df3c25b538aeb2f0fbae5d95f0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b7dfc03f076ab5b69e65c65abd79785b9740c1df3c25b538aeb2f0fbae5d95f0", kill_on_drop: false }` [INFO] [stdout] b7dfc03f076ab5b69e65c65abd79785b9740c1df3c25b538aeb2f0fbae5d95f0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 09272e70f394724cb7641c3df66f3ef6cffc2332bae412aff6205ed0c283d4e7 [INFO] running `Command { std: "docker" "start" "-a" "09272e70f394724cb7641c3df66f3ef6cffc2332bae412aff6205ed0c283d4e7", kill_on_drop: false }` [INFO] [stderr] Compiling tree_collections v0.1.8 (/opt/rustwide/workdir) [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/avlTree.rs:222:18 [INFO] [stdout] | [INFO] [stdout] 222 | Some(mut n) => { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `j` is never read [INFO] [stdout] --> src/commonTrait.rs:344:25 [INFO] [stdout] | [INFO] [stdout] 344 | j += 2; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `j` is never read [INFO] [stdout] --> src/commonTrait.rs:346:25 [INFO] [stdout] | [INFO] [stdout] 346 | j += container[i][j].len() - 1; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `is_balanced` is never used [INFO] [stdout] --> src/avlTree.rs:326:8 [INFO] [stdout] | [INFO] [stdout] 68 | impl AVLTree { [INFO] [stdout] | ------------------------------------------------ method in this implementation [INFO] [stdout] ... [INFO] [stdout] 326 | fn is_balanced(&self, node: OptionAVLTreeNode) -> bool { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `new_black_with_parent`, `reverse_color`, and `get_uncle` are never used [INFO] [stdout] --> src/rbTree.rs:231:8 [INFO] [stdout] | [INFO] [stdout] 206 | impl TreeNode { [INFO] [stdout] | ------------------------------------------------- associated functions in this implementation [INFO] [stdout] ... [INFO] [stdout] 231 | fn new_black_with_parent(value: T, parent: OptionRBTreeNode) -> Self { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 685 | fn reverse_color(node: RBTreeNode) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 703 | fn get_uncle(node: RBTreeNode) -> OptionRBTreeNode { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `avlTree` should have a snake case name [INFO] [stdout] --> src/lib.rs:1:9 [INFO] [stdout] | [INFO] [stdout] 1 | pub mod avlTree; [INFO] [stdout] | ^^^^^^^ help: convert the identifier to snake case: `avl_tree` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `bsTree` should have a snake case name [INFO] [stdout] --> src/lib.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | pub mod bsTree; [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case: `bs_tree` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `commonTrait` should have a snake case name [INFO] [stdout] --> src/lib.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | pub mod commonTrait; [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to snake case: `common_trait` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `rbTree` should have a snake case name [INFO] [stdout] --> src/lib.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | pub mod rbTree; [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case: `rb_tree` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `rbTreeFast` should have a snake case name [INFO] [stdout] --> src/lib.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | pub mod rbTreeFast; [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `rb_tree_fast` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced [INFO] [stdout] --> src/rbTreeFast.rs:39:24 [INFO] [stdout] | [INFO] [stdout] 39 | type FastRBTreeNode = Rc>>; [INFO] [stdout] | --^^^---^^^^---^^^^^---^^^^^^^ [INFO] [stdout] | | | [INFO] [stdout] | | will not be checked at usage sites of the type alias [INFO] [stdout] | help: remove this bound [INFO] [stdout] | [INFO] [stdout] = note: this is a known limitation of the type checker that may be lifted in a future edition. [INFO] [stdout] see issue #112792 for more information [INFO] [stdout] = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics [INFO] [stdout] = note: `#[warn(type_alias_bounds)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced [INFO] [stdout] --> src/rbTreeFast.rs:40:30 [INFO] [stdout] | [INFO] [stdout] 40 | type OptionFastRBTreeNode = Option>; [INFO] [stdout] | --^^^---^^^^---^^^^^---^^^^^^^ [INFO] [stdout] | | | [INFO] [stdout] | | will not be checked at usage sites of the type alias [INFO] [stdout] | help: remove this bound [INFO] [stdout] | [INFO] [stdout] = note: this is a known limitation of the type checker that may be lifted in a future edition. [INFO] [stdout] see issue #112792 for more information [INFO] [stdout] = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/avlTree.rs:222:18 [INFO] [stdout] | [INFO] [stdout] 222 | Some(mut n) => { [INFO] [stdout] | ----^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `j` is never read [INFO] [stdout] --> src/commonTrait.rs:344:25 [INFO] [stdout] | [INFO] [stdout] 344 | j += 2; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `j` is never read [INFO] [stdout] --> src/commonTrait.rs:346:25 [INFO] [stdout] | [INFO] [stdout] 346 | j += container[i][j].len() - 1; [INFO] [stdout] | ^ [INFO] [stdout] | [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated functions `reverse_color` and `get_uncle` are never used [INFO] [stdout] --> src/rbTree.rs:685:8 [INFO] [stdout] | [INFO] [stdout] 206 | impl TreeNode { [INFO] [stdout] | ------------------------------------------------- associated functions in this implementation [INFO] [stdout] ... [INFO] [stdout] 685 | fn reverse_color(node: RBTreeNode) { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 703 | fn get_uncle(node: RBTreeNode) -> OptionRBTreeNode { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `avlTree` should have a snake case name [INFO] [stdout] --> src/lib.rs:1:9 [INFO] [stdout] | [INFO] [stdout] 1 | pub mod avlTree; [INFO] [stdout] | ^^^^^^^ help: convert the identifier to snake case: `avl_tree` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `bsTree` should have a snake case name [INFO] [stdout] --> src/lib.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | pub mod bsTree; [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case: `bs_tree` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `commonTrait` should have a snake case name [INFO] [stdout] --> src/lib.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | pub mod commonTrait; [INFO] [stdout] | ^^^^^^^^^^^ help: convert the identifier to snake case: `common_trait` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `rbTree` should have a snake case name [INFO] [stdout] --> src/lib.rs:5:9 [INFO] [stdout] | [INFO] [stdout] 5 | pub mod rbTree; [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case: `rb_tree` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `rbTreeFast` should have a snake case name [INFO] [stdout] --> src/lib.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | pub mod rbTreeFast; [INFO] [stdout] | ^^^^^^^^^^ help: convert the identifier to snake case: `rb_tree_fast` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced [INFO] [stdout] --> src/rbTreeFast.rs:39:24 [INFO] [stdout] | [INFO] [stdout] 39 | type FastRBTreeNode = Rc>>; [INFO] [stdout] | --^^^---^^^^---^^^^^---^^^^^^^ [INFO] [stdout] | | | [INFO] [stdout] | | will not be checked at usage sites of the type alias [INFO] [stdout] | help: remove this bound [INFO] [stdout] | [INFO] [stdout] = note: this is a known limitation of the type checker that may be lifted in a future edition. [INFO] [stdout] see issue #112792 for more information [INFO] [stdout] = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics [INFO] [stdout] = note: `#[warn(type_alias_bounds)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: bounds on generic parameters in type aliases are not enforced [INFO] [stdout] --> src/rbTreeFast.rs:40:30 [INFO] [stdout] | [INFO] [stdout] 40 | type OptionFastRBTreeNode = Option>; [INFO] [stdout] | --^^^---^^^^---^^^^^---^^^^^^^ [INFO] [stdout] | | | [INFO] [stdout] | | will not be checked at usage sites of the type alias [INFO] [stdout] | help: remove this bound [INFO] [stdout] | [INFO] [stdout] = note: this is a known limitation of the type checker that may be lifted in a future edition. [INFO] [stdout] see issue #112792 for more information [INFO] [stdout] = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 1.63s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "09272e70f394724cb7641c3df66f3ef6cffc2332bae412aff6205ed0c283d4e7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "09272e70f394724cb7641c3df66f3ef6cffc2332bae412aff6205ed0c283d4e7", kill_on_drop: false }` [INFO] [stdout] 09272e70f394724cb7641c3df66f3ef6cffc2332bae412aff6205ed0c283d4e7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 496988cea614b7b92a47263d0eca3f54a5377f7f24fd1a5d732bd6359c877d8f [INFO] running `Command { std: "docker" "start" "-a" "496988cea614b7b92a47263d0eca3f54a5377f7f24fd1a5d732bd6359c877d8f", kill_on_drop: false }` [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/avlTree.rs:222:18 [INFO] [stderr] | [INFO] [stderr] 222 | Some(mut n) => { [INFO] [stderr] | ----^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `j` is never read [INFO] [stderr] --> src/commonTrait.rs:344:25 [INFO] [stderr] | [INFO] [stderr] 344 | j += 2; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: value assigned to `j` is never read [INFO] [stderr] --> src/commonTrait.rs:346:25 [INFO] [stderr] | [INFO] [stderr] 346 | j += container[i][j].len() - 1; [INFO] [stderr] | ^ [INFO] [stderr] | [INFO] [stderr] = help: maybe it is overwritten before being read? [INFO] [stderr] [INFO] [stderr] warning: method `is_balanced` is never used [INFO] [stderr] --> src/avlTree.rs:326:8 [INFO] [stderr] | [INFO] [stderr] 68 | impl AVLTree { [INFO] [stderr] | ------------------------------------------------ method in this implementation [INFO] [stderr] ... [INFO] [stderr] 326 | fn is_balanced(&self, node: OptionAVLTreeNode) -> bool { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: associated functions `new_black_with_parent`, `reverse_color`, and `get_uncle` are never used [INFO] [stderr] --> src/rbTree.rs:231:8 [INFO] [stderr] | [INFO] [stderr] 206 | impl TreeNode { [INFO] [stderr] | ------------------------------------------------- associated functions in this implementation [INFO] [stderr] ... [INFO] [stderr] 231 | fn new_black_with_parent(value: T, parent: OptionRBTreeNode) -> Self { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 685 | fn reverse_color(node: RBTreeNode) { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 703 | fn get_uncle(node: RBTreeNode) -> OptionRBTreeNode { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: module `avlTree` should have a snake case name [INFO] [stderr] --> src/lib.rs:1:9 [INFO] [stderr] | [INFO] [stderr] 1 | pub mod avlTree; [INFO] [stderr] | ^^^^^^^ help: convert the identifier to snake case: `avl_tree` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` (part of `#[warn(nonstandard_style)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: module `bsTree` should have a snake case name [INFO] [stderr] --> src/lib.rs:2:9 [INFO] [stderr] | [INFO] [stderr] 2 | pub mod bsTree; [INFO] [stderr] | ^^^^^^ help: convert the identifier to snake case: `bs_tree` [INFO] [stderr] [INFO] [stderr] warning: module `commonTrait` should have a snake case name [INFO] [stderr] --> src/lib.rs:3:9 [INFO] [stderr] | [INFO] [stderr] 3 | pub mod commonTrait; [INFO] [stderr] | ^^^^^^^^^^^ help: convert the identifier to snake case: `common_trait` [INFO] [stderr] [INFO] [stderr] warning: module `rbTree` should have a snake case name [INFO] [stderr] --> src/lib.rs:5:9 [INFO] [stderr] | [INFO] [stderr] 5 | pub mod rbTree; [INFO] [stderr] | ^^^^^^ help: convert the identifier to snake case: `rb_tree` [INFO] [stderr] [INFO] [stderr] warning: module `rbTreeFast` should have a snake case name [INFO] [stderr] --> src/lib.rs:6:9 [INFO] [stderr] | [INFO] [stderr] 6 | pub mod rbTreeFast; [INFO] [stderr] | ^^^^^^^^^^ help: convert the identifier to snake case: `rb_tree_fast` [INFO] [stderr] [INFO] [stderr] warning: bounds on generic parameters in type aliases are not enforced [INFO] [stderr] --> src/rbTreeFast.rs:39:24 [INFO] [stderr] | [INFO] [stderr] 39 | type FastRBTreeNode = Rc>>; [INFO] [stderr] | --^^^---^^^^---^^^^^---^^^^^^^ [INFO] [stderr] | | | [INFO] [stderr] | | will not be checked at usage sites of the type alias [INFO] [stderr] | help: remove this bound [INFO] [stderr] | [INFO] [stderr] = note: this is a known limitation of the type checker that may be lifted in a future edition. [INFO] [stderr] see issue #112792 for more information [INFO] [stderr] = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics [INFO] [stderr] = note: `#[warn(type_alias_bounds)]` on by default [INFO] [stderr] [INFO] [stderr] warning: bounds on generic parameters in type aliases are not enforced [INFO] [stderr] --> src/rbTreeFast.rs:40:30 [INFO] [stderr] | [INFO] [stderr] 40 | type OptionFastRBTreeNode = Option>; [INFO] [stderr] | --^^^---^^^^---^^^^^---^^^^^^^ [INFO] [stderr] | | | [INFO] [stderr] | | will not be checked at usage sites of the type alias [INFO] [stderr] | help: remove this bound [INFO] [stderr] | [INFO] [stderr] = note: this is a known limitation of the type checker that may be lifted in a future edition. [INFO] [stderr] see issue #112792 for more information [INFO] [stderr] = help: add `#![feature(lazy_type_alias)]` to the crate attributes to enable the desired semantics [INFO] [stderr] [INFO] [stderr] warning: associated functions `reverse_color` and `get_uncle` are never used [INFO] [stderr] --> src/rbTree.rs:685:8 [INFO] [stderr] | [INFO] [stderr] 206 | impl TreeNode { [INFO] [stderr] | ------------------------------------------------- associated functions in this implementation [INFO] [stderr] ... [INFO] [stderr] 685 | fn reverse_color(node: RBTreeNode) { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] ... [INFO] [stderr] 703 | fn get_uncle(node: RBTreeNode) -> OptionRBTreeNode { [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: `tree_collections` (lib) generated 12 warnings (run `cargo fix --lib -p tree_collections` to apply 3 suggestions) [INFO] [stderr] warning: `tree_collections` (lib test) generated 11 warnings (10 duplicates) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.11s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/tree_collections-aa3324c29bc8ecea) [INFO] [stdout] [INFO] [stdout] running 11 tests [INFO] [stdout] test avlTree::test::test_delete ... ok [INFO] [stdout] test avlTree::test::tree_traversal ... ok [INFO] [stdout] test avlTree::test::test_insert ... ok [INFO] [stdout] test bsTree::test::test_insert ... ok [INFO] [stdout] test bsTree::test::test_delete ... ok [INFO] [stdout] test rbTree::test::test_delete ... ok [INFO] [stdout] test rbTree::test::test_insert ... ok [INFO] [stdout] test rbTree::test::test_rotation ... ok [INFO] [stdout] test rbTreeFast::test::test_insert ... ok [INFO] [stdout] test rbTreeFast::test::tree_traversal ... ok [INFO] [stdout] test rbTree::test::tree_traversal ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tree_collections-84d89d69623b090f) [INFO] [stderr] Doc-tests tree_collections [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 17 tests [INFO] [stdout] test src/commonTrait.rs - commonTrait::CommonTreeTrait::pre_order_traversal (line 98) - compile fail ... ok [INFO] [stdout] test src/commonTrait.rs - commonTrait::CommonTreeTrait::count_leaves (line 19) - compile fail ... ok [INFO] [stdout] test src/rbTree.rs - rbTree::RBTree::new (line 133) ... ok [INFO] [stdout] test src/rbTree.rs - rbTree::RBTree::delete (line 164) ... ok [INFO] [stdout] test src/avlTree.rs - avlTree::AVLTree::new (line 73) ... ok [INFO] [stdout] test src/commonTrait.rs - commonTrait::CommonTreeTrait::in_order_traversal (line 65) - compile fail ... ok [INFO] [stdout] test src/commonTrait.rs - commonTrait::CommonTreeTrait::contains (line 131) - compile fail ... ok [INFO] [stdout] test src/bsTree.rs - bsTree::BSTree::insert (line 73) ... ok [INFO] [stdout] test src/rbTreeFast.rs - rbTreeFast::FastRBTree::delete (line 151) ... ok [INFO] [stdout] test src/commonTrait.rs - commonTrait::CommonTreeTrait::height (line 44) - compile fail ... ok [INFO] [stdout] test src/bsTree.rs - bsTree::BSTree::delete (line 90) ... ok [INFO] [stdout] test src/rbTreeFast.rs - rbTreeFast::FastRBTree::insert (line 137) ... ok [INFO] [stdout] test src/avlTree.rs - avlTree::AVLTree::delete (line 203) ... ok [INFO] [stdout] test src/bsTree.rs - bsTree::BSTree::new (line 61) ... ok [INFO] [stdout] test src/rbTree.rs - rbTree::RBTree::insert (line 145) ... ok [INFO] [stdout] test src/avlTree.rs - avlTree::AVLTree::is_tree_empty (line 109) ... ok [INFO] [stdout] test src/rbTreeFast.rs - rbTreeFast::FastRBTree::new (line 125) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.68s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "496988cea614b7b92a47263d0eca3f54a5377f7f24fd1a5d732bd6359c877d8f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "496988cea614b7b92a47263d0eca3f54a5377f7f24fd1a5d732bd6359c877d8f", kill_on_drop: false }` [INFO] [stdout] 496988cea614b7b92a47263d0eca3f54a5377f7f24fd1a5d732bd6359c877d8f