[INFO] cloning repository https://github.com/Yoga07/sorts
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Yoga07/sorts" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYoga07%2Fsorts", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYoga07%2Fsorts'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 39c1dd4a1e8b0db68f9a3d6629527b523ab10ef5
[INFO] testing Yoga07/sorts against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYoga07%2Fsorts" "/workspace/builds/worker-53/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-53/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Yoga07/sorts on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Yoga07/sorts
[INFO] finished tweaking git repo https://github.com/Yoga07/sorts
[INFO] tweaked toml for git repo https://github.com/Yoga07/sorts written to /workspace/builds/worker-53/source/Cargo.toml
[INFO] crate git repo https://github.com/Yoga07/sorts already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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 ascii v0.9.1
[INFO] [stderr]   Downloaded combine v3.6.3
[INFO] [stderr]   Downloaded jni v0.10.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8b5a2d2e31cfb37ec15dc70e5ce25bc13141040dc852ac9240b89a1f72f85482
[INFO] running `Command { std: "docker" "start" "-a" "8b5a2d2e31cfb37ec15dc70e5ce25bc13141040dc852ac9240b89a1f72f85482", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8b5a2d2e31cfb37ec15dc70e5ce25bc13141040dc852ac9240b89a1f72f85482", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8b5a2d2e31cfb37ec15dc70e5ce25bc13141040dc852ac9240b89a1f72f85482", kill_on_drop: false }`
[INFO] [stdout] 8b5a2d2e31cfb37ec15dc70e5ce25bc13141040dc852ac9240b89a1f72f85482
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2d543c0374b5ed27de00332a7c0d018efb68e8346f8f9a014ac149b7a4be4c25
[INFO] running `Command { std: "docker" "start" "-a" "2d543c0374b5ed27de00332a7c0d018efb68e8346f8f9a014ac149b7a4be4c25", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling cc v1.0.28
[INFO] [stderr]    Compiling autocfg v0.1.1
[INFO] [stderr]    Compiling same-file v1.0.4
[INFO] [stderr]    Compiling rustc-demangle v0.1.11
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling ascii v0.9.1
[INFO] [stderr]    Compiling jni-sys v0.3.0
[INFO] [stderr]    Compiling cesu8 v1.1.0
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]    Compiling log v0.4.6
[INFO] [stderr]    Compiling walkdir v2.2.7
[INFO] [stderr]    Compiling backtrace v0.3.13
[INFO] [stderr]    Compiling jni v0.10.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling combine v3.6.3
[INFO] [stderr]    Compiling error-chain v0.12.0
[INFO] [stderr]    Compiling sorts v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `JClass`, `JObject`, `JValue`
[INFO] [stdout]  --> src/lib.rs:9:20
[INFO] [stdout]   |
[INFO] [stdout] 9 | use jni::objects::{JClass,JObject,JValue};
[INFO] [stdout]   |                    ^^^^^^ ^^^^^^^ ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `_jobject`, `jarray`, `jobject`, `jsize`
[INFO] [stdout]   --> src/lib.rs:10:31
[INFO] [stdout]    |
[INFO] [stdout] 10 | use jni::sys::{jint,jintArray,jsize,_jobject,jarray,jobject,jclass};
[INFO] [stdout]    |                               ^^^^^ ^^^^^^^^ ^^^^^^ ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut x = env.get_array_length(array).unwrap() as usize;
[INFO] [stdout]    |         ----^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/lib.rs:28:15
[INFO] [stdout]    |
[INFO] [stdout] 28 |         1 => {&quicksort(buf.as_mut_slice()); println!("Sorted:{:?}",&buf);},
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 28 |         1 => {let _ = &quicksort(buf.as_mut_slice()); println!("Sorted:{:?}",&buf);},
[INFO] [stdout]    |               +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/lib.rs:29:15
[INFO] [stdout]    |
[INFO] [stdout] 29 |         2 => {&selcsort(buf.as_mut_slice()); println!("Sorted:{:?}",&buf);},
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 29 |         2 => {let _ = &selcsort(buf.as_mut_slice()); println!("Sorted:{:?}",&buf);},
[INFO] [stdout]    |               +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 22.38s
[INFO] running `Command { std: "docker" "inspect" "2d543c0374b5ed27de00332a7c0d018efb68e8346f8f9a014ac149b7a4be4c25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d543c0374b5ed27de00332a7c0d018efb68e8346f8f9a014ac149b7a4be4c25", kill_on_drop: false }`
[INFO] [stdout] 2d543c0374b5ed27de00332a7c0d018efb68e8346f8f9a014ac149b7a4be4c25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cdba44eef605f1c9dbc09141cdd3dc8e3776c5f87485dfe47cf8336759bb4477
[INFO] running `Command { std: "docker" "start" "-a" "cdba44eef605f1c9dbc09141cdd3dc8e3776c5f87485dfe47cf8336759bb4477", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling sorts v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `std::io`
[INFO] [stdout]  --> src/lib.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::io;
[INFO] [stdout]   |     ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `JClass`, `JObject`, `JValue`
[INFO] [stdout]  --> src/lib.rs:9:20
[INFO] [stdout]   |
[INFO] [stdout] 9 | use jni::objects::{JClass,JObject,JValue};
[INFO] [stdout]   |                    ^^^^^^ ^^^^^^^ ^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `_jobject`, `jarray`, `jobject`, `jsize`
[INFO] [stdout]   --> src/lib.rs:10:31
[INFO] [stdout]    |
[INFO] [stdout] 10 | use jni::sys::{jint,jintArray,jsize,_jobject,jarray,jobject,jclass};
[INFO] [stdout]    |                               ^^^^^ ^^^^^^^^ ^^^^^^ ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/lib.rs:19:9
[INFO] [stdout]    |
[INFO] [stdout] 19 |     let mut x = env.get_array_length(array).unwrap() as usize;
[INFO] [stdout]    |         ----^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/lib.rs:28:15
[INFO] [stdout]    |
[INFO] [stdout] 28 |         1 => {&quicksort(buf.as_mut_slice()); println!("Sorted:{:?}",&buf);},
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 28 |         1 => {let _ = &quicksort(buf.as_mut_slice()); println!("Sorted:{:?}",&buf);},
[INFO] [stdout]    |               +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused borrow that must be used
[INFO] [stdout]   --> src/lib.rs:29:15
[INFO] [stdout]    |
[INFO] [stdout] 29 |         2 => {&selcsort(buf.as_mut_slice()); println!("Sorted:{:?}",&buf);},
[INFO] [stdout]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stdout]    |
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 29 |         2 => {let _ = &selcsort(buf.as_mut_slice()); println!("Sorted:{:?}",&buf);},
[INFO] [stdout]    |               +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 16.19s
[INFO] running `Command { std: "docker" "inspect" "cdba44eef605f1c9dbc09141cdd3dc8e3776c5f87485dfe47cf8336759bb4477", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cdba44eef605f1c9dbc09141cdd3dc8e3776c5f87485dfe47cf8336759bb4477", kill_on_drop: false }`
[INFO] [stdout] cdba44eef605f1c9dbc09141cdd3dc8e3776c5f87485dfe47cf8336759bb4477
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-53/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] eebf61f9b5dc8a95e0992997fff57254ec07e9c6d6d39ef10ac3c3c130e5aeb0
[INFO] running `Command { std: "docker" "start" "-a" "eebf61f9b5dc8a95e0992997fff57254ec07e9c6d6d39ef10ac3c3c130e5aeb0", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: unused import: `std::io`
[INFO] [stderr]  --> src/lib.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::io;
[INFO] [stderr]   |     ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `JClass`, `JObject`, `JValue`
[INFO] [stderr]  --> src/lib.rs:9:20
[INFO] [stderr]   |
[INFO] [stderr] 9 | use jni::objects::{JClass,JObject,JValue};
[INFO] [stderr]   |                    ^^^^^^ ^^^^^^^ ^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `_jobject`, `jarray`, `jobject`, `jsize`
[INFO] [stderr]   --> src/lib.rs:10:31
[INFO] [stderr]    |
[INFO] [stderr] 10 | use jni::sys::{jint,jintArray,jsize,_jobject,jarray,jobject,jclass};
[INFO] [stderr]    |                               ^^^^^ ^^^^^^^^ ^^^^^^ ^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/lib.rs:19:9
[INFO] [stderr]    |
[INFO] [stderr] 19 |     let mut x = env.get_array_length(array).unwrap() as usize;
[INFO] [stderr]    |         ----^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/lib.rs:28:15
[INFO] [stderr]    |
[INFO] [stderr] 28 |         1 => {&quicksort(buf.as_mut_slice()); println!("Sorted:{:?}",&buf);},
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 28 |         1 => {let _ = &quicksort(buf.as_mut_slice()); println!("Sorted:{:?}",&buf);},
[INFO] [stderr]    |               +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: unused borrow that must be used
[INFO] [stderr]   --> src/lib.rs:29:15
[INFO] [stderr]    |
[INFO] [stderr] 29 |         2 => {&selcsort(buf.as_mut_slice()); println!("Sorted:{:?}",&buf);},
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value
[INFO] [stderr]    |
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]    |
[INFO] [stderr] 29 |         2 => {let _ = &selcsort(buf.as_mut_slice()); println!("Sorted:{:?}",&buf);},
[INFO] [stderr]    |               +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `sorts` (lib test) generated 6 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.15s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/sorts-643c60a35c97854a)
[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] running `Command { std: "docker" "inspect" "eebf61f9b5dc8a95e0992997fff57254ec07e9c6d6d39ef10ac3c3c130e5aeb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eebf61f9b5dc8a95e0992997fff57254ec07e9c6d6d39ef10ac3c3c130e5aeb0", kill_on_drop: false }`
[INFO] [stdout] eebf61f9b5dc8a95e0992997fff57254ec07e9c6d6d39ef10ac3c3c130e5aeb0