[INFO] cloning repository https://github.com/mhn1991/quickSort
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mhn1991/quickSort" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhn1991%2FquickSort", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhn1991%2FquickSort'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6be97c12c127b0dca7f5785772974051fc8ca877
[INFO] testing mhn1991/quickSort against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmhn1991%2FquickSort" "/workspace/builds/worker-82/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-82/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/mhn1991/quickSort on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/mhn1991/quickSort
[INFO] finished tweaking git repo https://github.com/mhn1991/quickSort
[INFO] tweaked toml for git repo https://github.com/mhn1991/quickSort written to /workspace/builds/worker-82/source/Cargo.toml
[INFO] crate git repo https://github.com/mhn1991/quickSort already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a8ad72a8757ddbdd9dde737d167c655d28042fc582abe41d1751a07dbf9c4189
[INFO] running `Command { std: "docker" "start" "-a" "a8ad72a8757ddbdd9dde737d167c655d28042fc582abe41d1751a07dbf9c4189", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a8ad72a8757ddbdd9dde737d167c655d28042fc582abe41d1751a07dbf9c4189", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8ad72a8757ddbdd9dde737d167c655d28042fc582abe41d1751a07dbf9c4189", kill_on_drop: false }`
[INFO] [stdout] a8ad72a8757ddbdd9dde737d167c655d28042fc582abe41d1751a07dbf9c4189
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 48a478fb43a13b9667812a51a10a4c7def48f5aee7aa9b6252599529c62c8a9e
[INFO] running `Command { std: "docker" "start" "-a" "48a478fb43a13b9667812a51a10a4c7def48f5aee7aa9b6252599529c62c8a9e", kill_on_drop: false }`
[INFO] [stderr]    Compiling quick_sort v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function cannot return without recursing
[INFO] [stdout]   --> src/sortpointer.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn clone(&self)->Self{
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stdout] 44 |         self.clone()
[INFO] [stdout]    |         ------------ recursive call site
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unconditional_recursion)]` on by default
[INFO] [stdout]    = help: a `loop` may express intention better if this is on purpose
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `clone`
[INFO] [stdout]   --> src/sortpointer.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn clone(&self)->Self{
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.42s
[INFO] running `Command { std: "docker" "inspect" "48a478fb43a13b9667812a51a10a4c7def48f5aee7aa9b6252599529c62c8a9e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "48a478fb43a13b9667812a51a10a4c7def48f5aee7aa9b6252599529c62c8a9e", kill_on_drop: false }`
[INFO] [stdout] 48a478fb43a13b9667812a51a10a4c7def48f5aee7aa9b6252599529c62c8a9e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2190f0bc5ecedd4ac70cfa623dddf31a769b14254c9acd246ff0e0382c38b555
[INFO] running `Command { std: "docker" "start" "-a" "2190f0bc5ecedd4ac70cfa623dddf31a769b14254c9acd246ff0e0382c38b555", kill_on_drop: false }`
[INFO] [stderr]    Compiling quick_sort v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function cannot return without recursing
[INFO] [stdout]   --> src/sortpointer.rs:43:5
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn clone(&self)->Self{
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stdout] 44 |         self.clone()
[INFO] [stdout]    |         ------------ recursive call site
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unconditional_recursion)]` on by default
[INFO] [stdout]    = help: a `loop` may express intention better if this is on purpose
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `clone`
[INFO] [stdout]   --> src/sortpointer.rs:43:12
[INFO] [stdout]    |
[INFO] [stdout] 43 |     pub fn clone(&self)->Self{
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "2190f0bc5ecedd4ac70cfa623dddf31a769b14254c9acd246ff0e0382c38b555", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2190f0bc5ecedd4ac70cfa623dddf31a769b14254c9acd246ff0e0382c38b555", kill_on_drop: false }`
[INFO] [stdout] 2190f0bc5ecedd4ac70cfa623dddf31a769b14254c9acd246ff0e0382c38b555
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-82/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" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1359c435bd966f6bb216625291d17816c4639e78604c01396a6f72bcec2e6067
[INFO] running `Command { std: "docker" "start" "-a" "1359c435bd966f6bb216625291d17816c4639e78604c01396a6f72bcec2e6067", kill_on_drop: false }`
[INFO] [stderr] warning: function cannot return without recursing
[INFO] [stderr]   --> src/sortpointer.rs:43:5
[INFO] [stderr]    |
[INFO] [stderr] 43 |     pub fn clone(&self)->Self{
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^ cannot return without recursing
[INFO] [stderr] 44 |         self.clone()
[INFO] [stderr]    |         ------------ recursive call site
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unconditional_recursion)]` on by default
[INFO] [stderr]    = help: a `loop` may express intention better if this is on purpose
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `clone`
[INFO] [stderr]   --> src/sortpointer.rs:43:12
[INFO] [stderr]    |
[INFO] [stderr] 43 |     pub fn clone(&self)->Self{
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `quick_sort` (bin "quick_sort" test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/quick_sort-798b11b56f05902c)
[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" "1359c435bd966f6bb216625291d17816c4639e78604c01396a6f72bcec2e6067", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1359c435bd966f6bb216625291d17816c4639e78604c01396a6f72bcec2e6067", kill_on_drop: false }`
[INFO] [stdout] 1359c435bd966f6bb216625291d17816c4639e78604c01396a6f72bcec2e6067