[INFO] fetching crate ece_421_sam_cynthia_aditya_trees 0.1.1... [INFO] checking ece_421_sam_cynthia_aditya_trees-0.1.1 against master#5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f for pr-87248 [INFO] extracting crate ece_421_sam_cynthia_aditya_trees 0.1.1 into /workspace/builds/worker-8/source [INFO] validating manifest of crates.io crate ece_421_sam_cynthia_aditya_trees 0.1.1 on toolchain 5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate ece_421_sam_cynthia_aditya_trees 0.1.1 [INFO] finished tweaking crates.io crate ece_421_sam_cynthia_aditya_trees 0.1.1 [INFO] tweaked toml for crates.io crate ece_421_sam_cynthia_aditya_trees 0.1.1 written to /workspace/builds/worker-8/source/Cargo.toml [INFO] crate crates.io crate ece_421_sam_cynthia_aditya_trees 0.1.1 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "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-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 28c55320e2dc468afaa5fda0a28155a4adf480b8a0ce8659058e7183e07bf29a [INFO] running `Command { std: "docker" "start" "-a" "28c55320e2dc468afaa5fda0a28155a4adf480b8a0ce8659058e7183e07bf29a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "28c55320e2dc468afaa5fda0a28155a4adf480b8a0ce8659058e7183e07bf29a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "28c55320e2dc468afaa5fda0a28155a4adf480b8a0ce8659058e7183e07bf29a", kill_on_drop: false }` [INFO] [stdout] 28c55320e2dc468afaa5fda0a28155a4adf480b8a0ce8659058e7183e07bf29a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+5a8a44196b3cf099f8c9b0156bd902eaec0b4e5f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6164e3729859156fada00b9d9056201c3c7c0a1ae6fdd15c58724fe065c84601 [INFO] running `Command { std: "docker" "start" "-a" "6164e3729859156fada00b9d9056201c3c7c0a1ae6fdd15c58724fe065c84601", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.90 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling serde v1.0.124 [INFO] [stderr] Compiling getrandom v0.1.16 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling rayon-core v1.9.0 [INFO] [stderr] Checking byteorder v1.4.3 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Compiling syn v1.0.64 [INFO] [stderr] Checking plotters-backend v0.3.0 [INFO] [stderr] Compiling serde_derive v1.0.124 [INFO] [stderr] Checking half v1.7.1 [INFO] [stderr] Compiling crossbeam-utils v0.8.3 [INFO] [stderr] Compiling memoffset v0.6.1 [INFO] [stderr] Compiling rayon v1.5.0 [INFO] [stderr] Checking itertools v0.9.0 [INFO] [stderr] Checking itertools v0.10.0 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Checking plotters-svg v0.3.0 [INFO] [stderr] Checking regex-automata v0.1.9 [INFO] [stderr] Checking plotters v0.3.0 [INFO] [stderr] Checking criterion-plot v0.4.3 [INFO] [stderr] Checking crossbeam-epoch v0.9.3 [INFO] [stderr] Checking crossbeam-channel v0.5.0 [INFO] [stderr] Checking crossbeam-deque v0.8.0 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand_core v0.5.1 [INFO] [stderr] Checking rand_chacha v0.2.2 [INFO] [stderr] Checking rand v0.7.3 [INFO] [stderr] Checking ece_421_sam_cynthia_aditya_trees v0.1.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `rand::seq::SliceRandom` [INFO] [stdout] --> src/AVLTree.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use rand::seq::SliceRandom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Rng`, `thread_rng` [INFO] [stdout] --> src/AVLTree.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^^^^^^^^ ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::seq::SliceRandom` [INFO] [stdout] --> src/RBTree.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use rand::seq::SliceRandom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Rng`, `thread_rng` [INFO] [stdout] --> src/RBTree.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^^^^^^^^ ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_nodes_in_order` [INFO] [stdout] --> src/AVLTree.rs:439:8 [INFO] [stdout] | [INFO] [stdout] 439 | fn get_nodes_in_order(&self) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_nodes_in_order` [INFO] [stdout] --> src/RBTree.rs:654:8 [INFO] [stdout] | [INFO] [stdout] 654 | fn get_nodes_in_order(&self) -> Vec { [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: `avltree` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `RBTree` should have a snake case name [INFO] [stdout] --> src/lib.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | pub mod RBTree; [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case: `rbtree` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::seq::SliceRandom` [INFO] [stdout] --> src/AVLTree.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use rand::seq::SliceRandom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Rng`, `thread_rng` [INFO] [stdout] --> src/AVLTree.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^^^^^^^^ ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::seq::SliceRandom` [INFO] [stdout] --> src/RBTree.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use rand::seq::SliceRandom; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Rng`, `thread_rng` [INFO] [stdout] --> src/RBTree.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^^^^^^^^ ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `search` [INFO] [stdout] --> src/AVLTree.rs:173:12 [INFO] [stdout] | [INFO] [stdout] 173 | pub fn search(&self, val: u32) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_nodes_in_order` [INFO] [stdout] --> src/AVLTree.rs:439:8 [INFO] [stdout] | [INFO] [stdout] 439 | fn get_nodes_in_order(&self) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `search` [INFO] [stdout] --> src/RBTree.rs:353:12 [INFO] [stdout] | [INFO] [stdout] 353 | pub fn search(&mut self, val: u32) -> Result<(), String> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get_nodes_in_order` [INFO] [stdout] --> src/RBTree.rs:654:8 [INFO] [stdout] | [INFO] [stdout] 654 | fn get_nodes_in_order(&self) -> Vec { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `AVLTree` should have a snake case name [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | mod AVLTree; [INFO] [stdout] | ^^^^^^^ help: convert the identifier to snake case: `avltree` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `RBTree` should have a snake case name [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | mod RBTree; [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case: `rbtree` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking bstr v0.2.15 [INFO] [stderr] Checking serde_cbor v0.11.1 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.3.4 [INFO] [stdout] error[E0432]: unresolved import `project2` [INFO] [stdout] --> benches/benchmark.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | use project2::{AVLTree, RBTree}; [INFO] [stdout] | ^^^^^^^^ use of undeclared crate or module `project2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `cmp::Ordering` [INFO] [stdout] --> benches/benchmark.rs:4:11 [INFO] [stdout] | [INFO] [stdout] 4 | use std::{cmp::Ordering, u32}; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Rng` [INFO] [stdout] --> src/AVLTree.rs:9:24 [INFO] [stdout] | [INFO] [stdout] 9 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Rng` [INFO] [stdout] --> src/RBTree.rs:2:24 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error; 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0432`. [INFO] [stdout] [INFO] [stderr] error: could not compile `ece_421_sam_cynthia_aditya_trees` due to 2 previous errors; 1 warning emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused import: `Rng` [INFO] [stdout] --> src/AVLTree.rs:9:24 [INFO] [stdout] | [INFO] [stdout] 9 | use rand::{thread_rng, Rng}; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Rng` [INFO] [stdout] --> src/RBTree.rs:2:24 [INFO] [stdout] | [INFO] [stdout] 2 | use rand::{thread_rng, Rng}; [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: `avltree` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `RBTree` should have a snake case name [INFO] [stdout] --> src/lib.rs:2:9 [INFO] [stdout] | [INFO] [stdout] 2 | pub mod RBTree; [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case: `rbtree` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `AVLTree` should have a snake case name [INFO] [stdout] --> src/main.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | mod AVLTree; [INFO] [stdout] | ^^^^^^^ help: convert the identifier to snake case: `avltree` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: module `RBTree` should have a snake case name [INFO] [stdout] --> src/main.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | mod RBTree; [INFO] [stdout] | ^^^^^^ help: convert the identifier to snake case: `rbtree` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "6164e3729859156fada00b9d9056201c3c7c0a1ae6fdd15c58724fe065c84601", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6164e3729859156fada00b9d9056201c3c7c0a1ae6fdd15c58724fe065c84601", kill_on_drop: false }` [INFO] [stdout] 6164e3729859156fada00b9d9056201c3c7c0a1ae6fdd15c58724fe065c84601