[INFO] cloning repository https://github.com/JackeyLove1/RustRover [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/JackeyLove1/RustRover" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJackeyLove1%2FRustRover", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJackeyLove1%2FRustRover'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 3817767830ee6aa4b0bf914fccd242f03277b650 [INFO] checking JackeyLove1/RustRover against try#e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b for pr-144896 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FJackeyLove1%2FRustRover" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/JackeyLove1/RustRover [INFO] finished tweaking git repo https://github.com/JackeyLove1/RustRover [INFO] tweaked toml for git repo https://github.com/JackeyLove1/RustRover written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/JackeyLove1/RustRover on toolchain e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/JackeyLove1/RustRover 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" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded cc v1.0.85 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] f97f71db2697568cd5a9ee2b7c6f9c80aa5e01cef89ee54a02094dbc286426d5 [INFO] running `Command { std: "docker" "start" "-a" "f97f71db2697568cd5a9ee2b7c6f9c80aa5e01cef89ee54a02094dbc286426d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "f97f71db2697568cd5a9ee2b7c6f9c80aa5e01cef89ee54a02094dbc286426d5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f97f71db2697568cd5a9ee2b7c6f9c80aa5e01cef89ee54a02094dbc286426d5", kill_on_drop: false }` [INFO] [stdout] f97f71db2697568cd5a9ee2b7c6f9c80aa5e01cef89ee54a02094dbc286426d5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 70b114051fc663c6aac76b5e9d1c97e31c9e6bde1432e04e56169fdf44090b03 [INFO] running `Command { std: "docker" "start" "-a" "70b114051fc663c6aac76b5e9d1c97e31c9e6bde1432e04e56169fdf44090b03", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.78 [INFO] [stderr] Compiling libc v0.2.153 [INFO] [stderr] Checking pin-project-lite v0.2.13 [INFO] [stderr] Checking smallvec v1.13.1 [INFO] [stderr] Compiling serde v1.0.196 [INFO] [stderr] Compiling parking_lot_core v0.9.9 [INFO] [stderr] Compiling syn v1.0.109 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Checking log v0.4.20 [INFO] [stderr] Checking ansi_term v0.12.1 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling serde_json v1.0.113 [INFO] [stderr] Checking regex-syntax v0.6.29 [INFO] [stderr] Checking regex-syntax v0.8.2 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Compiling heck v0.3.3 [INFO] [stderr] Checking sharded-slab v0.1.7 [INFO] [stderr] Checking thread_local v1.1.7 [INFO] [stderr] Checking ryu v1.0.16 [INFO] [stderr] Checking vec_map v0.8.2 [INFO] [stderr] Checking bytes v1.5.0 [INFO] [stderr] Checking strsim v0.8.0 [INFO] [stderr] Checking iana-time-zone v0.1.60 [INFO] [stderr] Checking itoa v1.0.10 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Checking overload v0.1.1 [INFO] [stderr] Checking tracing-log v0.1.4 [INFO] [stderr] Checking tracing-log v0.2.0 [INFO] [stderr] Checking nu-ansi-term v0.46.0 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Checking getrandom v0.2.12 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking signal-hook-registry v1.4.1 [INFO] [stderr] Checking num_cpus v1.16.0 [INFO] [stderr] Checking socket2 v0.5.5 [INFO] [stderr] Checking mio v0.8.10 [INFO] [stderr] Checking tracing-subscriber v0.3.18 [INFO] [stderr] Compiling syn v2.0.48 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking rand_core v0.6.4 [INFO] [stderr] Checking parking_lot v0.12.1 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking regex-automata v0.4.5 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking chrono v0.4.34 [INFO] [stderr] Checking atoi v0.3.3 [INFO] [stderr] Checking regex-automata v0.1.10 [INFO] [stderr] Checking matchers v0.0.1 [INFO] [stderr] Checking regex v1.10.3 [INFO] [stderr] Compiling structopt-derive v0.4.18 [INFO] [stderr] Checking structopt v0.3.26 [INFO] [stderr] Compiling serde_derive v1.0.196 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling tokio-macros v2.2.0 [INFO] [stderr] Compiling pin-project-internal v1.1.4 [INFO] [stderr] Compiling async-stream-impl v0.3.5 [INFO] [stderr] Checking tokio v1.36.0 [INFO] [stderr] Checking async-stream v0.3.5 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking pin-project v1.1.4 [INFO] [stderr] Checking tracing-futures v0.2.5 [INFO] [stderr] Checking tokio-stream v0.1.14 [INFO] [stderr] Checking tracing-serde v0.1.3 [INFO] [stderr] Checking tracing-subscriber v0.2.25 [INFO] [stderr] Checking mini-redis v0.4.1 [INFO] [stderr] Checking rustv1 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `self::utils::generate_random_vec` [INFO] [stdout] --> src/practice/mod.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | pub use self::utils::generate_random_vec; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tracing_subscriber::fmt::writer::EitherWriter::B` [INFO] [stdout] --> src/practice/sorts.rs:35:9 [INFO] [stdout] | [INFO] [stdout] 35 | use tracing_subscriber::fmt::writer::EitherWriter::B; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::cmp::Ordering` [INFO] [stdout] --> src/practice/std_tests.rs:3:9 [INFO] [stdout] | [INFO] [stdout] 3 | use std::cmp::Ordering; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tracing_subscriber::filter::combinator::Or` [INFO] [stdout] --> src/practice/std_tests.rs:4:9 [INFO] [stdout] | [INFO] [stdout] 4 | use tracing_subscriber::filter::combinator::Or; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::prelude` [INFO] [stdout] --> src/practice/utils.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use rand::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `reverse` is never used [INFO] [stdout] --> src/practice/strings.rs:1:8 [INFO] [stdout] | [INFO] [stdout] 1 | pub fn reverse(s : &str) -> String{ [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait `Sorter` is never used [INFO] [stdout] --> src/practice/sorts.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | pub trait Sorter { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `bubble_sort` is never used [INFO] [stdout] --> src/practice/sorts.rs:12:4 [INFO] [stdout] | [INFO] [stdout] 12 | fn bubble_sort(arr: &mut [T]){ [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `BubbleSort` is never constructed [INFO] [stdout] --> src/practice/sorts.rs:22:12 [INFO] [stdout] | [INFO] [stdout] 22 | pub struct BubbleSort; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `generate_random_vec` is never used [INFO] [stdout] --> src/practice/utils.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn generate_random_vec(size: usize) -> Vec [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0369]: binary operation `==` cannot be applied to type `std::slice::Iter<'_, i32>` [INFO] [stdout] --> src/practice/utils.rs:54:9 [INFO] [stdout] | [INFO] [stdout] 54 | assert_eq!(res6, vec![1,2,3,4,5,6,7,8,9,10]); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | std::slice::Iter<'_, i32> [INFO] [stdout] | Vec<{integer}> [INFO] [stdout] | [INFO] [stdout] note: the foreign item type `std::slice::Iter<'_, i32>` doesn't implement `PartialEq>` [INFO] [stdout] --> /rustc/e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b/library/core/src/slice/iter.rs:69:1 [INFO] [stdout] | [INFO] [stdout] = note: not implement `PartialEq>` [INFO] [stdout] = note: this error originates in the macro `assert_eq` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `rand::prelude` [INFO] [stdout] --> src/practice/utils.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use rand::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `json` and `to_string` [INFO] [stdout] --> src/main.rs:5:18 [INFO] [stdout] | [INFO] [stdout] 5 | use serde_json::{json, to_string}; [INFO] [stdout] | ^^^^ ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/main.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `json` and `to_string` [INFO] [stdout] --> src/main.rs:5:18 [INFO] [stdout] | [INFO] [stdout] 5 | use serde_json::{json, to_string}; [INFO] [stdout] | ^^^^ ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::collections::HashMap` [INFO] [stdout] --> src/main.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | use std::collections::HashMap; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0369`. [INFO] [stdout] [INFO] [stderr] error: could not compile `rustv1` (lib test) due to 1 previous error; 4 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: enum `Command` is never used [INFO] [stdout] --> src/main.rs:71:6 [INFO] [stdout] | [INFO] [stdout] 71 | enum Command { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: enum `Command` is never used [INFO] [stdout] --> src/main.rs:71:6 [INFO] [stdout] | [INFO] [stdout] 71 | enum Command { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "70b114051fc663c6aac76b5e9d1c97e31c9e6bde1432e04e56169fdf44090b03", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "70b114051fc663c6aac76b5e9d1c97e31c9e6bde1432e04e56169fdf44090b03", kill_on_drop: false }` [INFO] [stdout] 70b114051fc663c6aac76b5e9d1c97e31c9e6bde1432e04e56169fdf44090b03