[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 1.47.0 for beta-1.48-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FYoga07%2Fsorts" "/workspace/builds/worker-6/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Yoga07/sorts on toolchain 1.47.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.47.0" "read-manifest" "--manifest-path" "Cargo.toml", 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-6/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" "+1.47.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 570d238eb6d2b50ac4f7b74591ee552b70b7bbbca63c2f54fa0e1fb8f6987a46
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "570d238eb6d2b50ac4f7b74591ee552b70b7bbbca63c2f54fa0e1fb8f6987a46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "570d238eb6d2b50ac4f7b74591ee552b70b7bbbca63c2f54fa0e1fb8f6987a46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "570d238eb6d2b50ac4f7b74591ee552b70b7bbbca63c2f54fa0e1fb8f6987a46", kill_on_drop: false }`
[INFO] [stdout] 570d238eb6d2b50ac4f7b74591ee552b70b7bbbca63c2f54fa0e1fb8f6987a46
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 906d62426eccffe19c4a16f5c8090ffa1604a04304245e3c3e9f8abc1d7dadfb
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "906d62426eccffe19c4a16f5c8090ffa1604a04304245e3c3e9f8abc1d7dadfb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling rustc-demangle v0.1.11
[INFO] [stderr]    Compiling ascii v0.9.1
[INFO] [stderr]    Compiling byteorder v1.2.7
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling cesu8 v1.1.0
[INFO] [stderr]    Compiling jni-sys v0.3.0
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]    Compiling jni v0.10.2
[INFO] [stderr]    Compiling backtrace-sys v0.1.28
[INFO] [stderr]    Compiling backtrace v0.3.13
[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: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 27.72s
[INFO] running `Command { std: "docker" "inspect" "906d62426eccffe19c4a16f5c8090ffa1604a04304245e3c3e9f8abc1d7dadfb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "906d62426eccffe19c4a16f5c8090ffa1604a04304245e3c3e9f8abc1d7dadfb", kill_on_drop: false }`
[INFO] [stdout] 906d62426eccffe19c4a16f5c8090ffa1604a04304245e3c3e9f8abc1d7dadfb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 9ba291a70534d2fdcc1aa9bec80443c35a62e45f85015706bfbbf74801c07a95
[INFO] running `Command { std: "docker" "start" "-a" "9ba291a70534d2fdcc1aa9bec80443c35a62e45f85015706bfbbf74801c07a95", 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: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.02s
[INFO] running `Command { std: "docker" "inspect" "9ba291a70534d2fdcc1aa9bec80443c35a62e45f85015706bfbbf74801c07a95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ba291a70534d2fdcc1aa9bec80443c35a62e45f85015706bfbbf74801c07a95", kill_on_drop: false }`
[INFO] [stdout] 9ba291a70534d2fdcc1aa9bec80443c35a62e45f85015706bfbbf74801c07a95
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1.47.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 01c7dc4ee481c2b975a715e70ace4f94d72594cda661f6b4c9ee778b51c70bd9
[INFO] running `Command { std: "docker" "start" "-a" "01c7dc4ee481c2b975a715e70ace4f94d72594cda661f6b4c9ee778b51c70bd9", kill_on_drop: false }`
[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: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/sorts-71b1ed42861353f9
[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
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "01c7dc4ee481c2b975a715e70ace4f94d72594cda661f6b4c9ee778b51c70bd9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01c7dc4ee481c2b975a715e70ace4f94d72594cda661f6b4c9ee778b51c70bd9", kill_on_drop: false }`
[INFO] [stdout] 01c7dc4ee481c2b975a715e70ace4f94d72594cda661f6b4c9ee778b51c70bd9
