[INFO] cloning repository https://github.com/tangkhaiphuong/rust-practice
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tangkhaiphuong/rust-practice" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftangkhaiphuong%2Frust-practice", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftangkhaiphuong%2Frust-practice'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bd082f2c129cf6336a895c13b563e8a3ce86decd
[INFO] checking tangkhaiphuong/rust-practice against beta-2021-10-15 for beta-1.56-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftangkhaiphuong%2Frust-practice" "/workspace/builds/worker-84/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-84/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tangkhaiphuong/rust-practice on toolchain beta-2021-10-15
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tangkhaiphuong/rust-practice
[INFO] finished tweaking git repo https://github.com/tangkhaiphuong/rust-practice
[INFO] tweaked toml for git repo https://github.com/tangkhaiphuong/rust-practice written to /workspace/builds/worker-84/source/Cargo.toml
[INFO] crate git repo https://github.com/tangkhaiphuong/rust-practice already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-10-15" "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 impl_ops v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dd9f9b3fac109bf967537ecffbf1162612eda575caeb3f6161a94b16a9892397
[INFO] running `Command { std: "docker" "start" "-a" "dd9f9b3fac109bf967537ecffbf1162612eda575caeb3f6161a94b16a9892397", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dd9f9b3fac109bf967537ecffbf1162612eda575caeb3f6161a94b16a9892397", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dd9f9b3fac109bf967537ecffbf1162612eda575caeb3f6161a94b16a9892397", kill_on_drop: false }`
[INFO] [stdout] dd9f9b3fac109bf967537ecffbf1162612eda575caeb3f6161a94b16a9892397
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-84/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-10-15" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbcbe91f8650cf3862df6d4e2a3b04ee878305b4ea98e11db2c11c4bd0bf1925
[INFO] running `Command { std: "docker" "start" "-a" "fbcbe91f8650cf3862df6d4e2a3b04ee878305b4ea98e11db2c11c4bd0bf1925", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Checking impl_ops v0.1.1
[INFO] [stderr]     Checking practice v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `IndexMut`, `Index`
[INFO] [stdout]  --> src/sort.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::{Index, IndexMut};
[INFO] [stdout]   |                ^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `IndexMut`, `Index`
[INFO] [stdout]  --> src/sort.rs:1:16
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::ops::{Index, IndexMut};
[INFO] [stdout]   |                ^^^^^  ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `core::cell::RefCell`
[INFO] [stdout]    --> src/lib.rs:111:9
[INFO] [stdout]     |
[INFO] [stdout] 111 |     use core::cell::RefCell;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:364:10
[INFO] [stdout]     |
[INFO] [stdout] 364 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/lib.rs:380:10
[INFO] [stdout]     |
[INFO] [stdout] 380 |         };
[INFO] [stdout]     |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `test_sorts::Person: Ord` is not satisfied
[INFO] [stdout]    --> src/lib.rs:166:14
[INFO] [stdout]     |
[INFO] [stdout] 166 |         sort(&mut data, |left, right| left.name > right.name);
[INFO] [stdout]     |              ^^^^^^^^^ the trait `Ord` is not implemented for `test_sorts::Person`
[INFO] [stdout]     |
[INFO] [stdout]     = note: required because of the requirements on the impl of `Ord` for `&test_sorts::Person`
[INFO] [stdout] note: required by a bound in `sort`
[INFO] [stdout]    --> src/sort.rs:3:95
[INFO] [stdout]     |
[INFO] [stdout] 3   | pub fn sort<T:, F: Fn(&T, &T) -> bool>(array: &mut [T], compare: F) where T: Eq + PartialEq + Ord  {
[INFO] [stdout]     |                                                                                               ^^^ required by this bound in `sort`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `test_sorts::Person: Ord` is not satisfied
[INFO] [stdout]    --> src/lib.rs:183:14
[INFO] [stdout]     |
[INFO] [stdout] 183 |         sort(&mut data, |left, right| left.name > right.name);
[INFO] [stdout]     |              ^^^^^^^^^ the trait `Ord` is not implemented for `test_sorts::Person`
[INFO] [stdout]     |
[INFO] [stdout]     = note: required because of the requirements on the impl of `Ord` for `Box<test_sorts::Person>`
[INFO] [stdout] note: required by a bound in `sort`
[INFO] [stdout]    --> src/sort.rs:3:95
[INFO] [stdout]     |
[INFO] [stdout] 3   | pub fn sort<T:, F: Fn(&T, &T) -> bool>(array: &mut [T], compare: F) where T: Eq + PartialEq + Ord  {
[INFO] [stdout]     |                                                                                               ^^^ required by this bound in `sort`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::borrow::BorrowMut`
[INFO] [stdout]    --> src/lib.rs:277:9
[INFO] [stdout]     |
[INFO] [stdout] 277 |     use std::borrow::BorrowMut;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 2 previous errors; 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `practice` due to 3 previous errors; 5 warnings emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "fbcbe91f8650cf3862df6d4e2a3b04ee878305b4ea98e11db2c11c4bd0bf1925", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbcbe91f8650cf3862df6d4e2a3b04ee878305b4ea98e11db2c11c4bd0bf1925", kill_on_drop: false }`
[INFO] [stdout] fbcbe91f8650cf3862df6d4e2a3b04ee878305b4ea98e11db2c11c4bd0bf1925
