[INFO] fetching crate algo_sorting 0.0.2...
[INFO] testing algo_sorting-0.0.2 against 1.60.0 for beta-1.61-1
[INFO] extracting crate algo_sorting 0.0.2 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate algo_sorting 0.0.2 on toolchain 1.60.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate algo_sorting 0.0.2
[INFO] finished tweaking crates.io crate algo_sorting 0.0.2
[INFO] tweaked toml for crates.io crate algo_sorting 0.0.2 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b7f288b4497bb452c73ae1b2094f5591947f2e76e9ee91a9d0f53a9480a26997
[INFO] running `Command { std: "docker" "start" "-a" "b7f288b4497bb452c73ae1b2094f5591947f2e76e9ee91a9d0f53a9480a26997", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7f288b4497bb452c73ae1b2094f5591947f2e76e9ee91a9d0f53a9480a26997", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7f288b4497bb452c73ae1b2094f5591947f2e76e9ee91a9d0f53a9480a26997", kill_on_drop: false }`
[INFO] [stdout] b7f288b4497bb452c73ae1b2094f5591947f2e76e9ee91a9d0f53a9480a26997
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d1c5a2e7a5659f2090c9d2f182b1452b9ba81749206142e7b0b2dda1141b32a
[INFO] running `Command { std: "docker" "start" "-a" "0d1c5a2e7a5659f2090c9d2f182b1452b9ba81749206142e7b0b2dda1141b32a", kill_on_drop: false }`
[INFO] [stderr]    Compiling algo_sorting v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `bubble_sort`
[INFO] [stdout]   --> src/lib.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn bubble_sort(arr: &mut [i32]) -> &mut [i32] {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "0d1c5a2e7a5659f2090c9d2f182b1452b9ba81749206142e7b0b2dda1141b32a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d1c5a2e7a5659f2090c9d2f182b1452b9ba81749206142e7b0b2dda1141b32a", kill_on_drop: false }`
[INFO] [stdout] 0d1c5a2e7a5659f2090c9d2f182b1452b9ba81749206142e7b0b2dda1141b32a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8deca6b738d80fbe738fe0ef60dc9309bc4e2b589d1be473d1dbb3954f534bf2
[INFO] running `Command { std: "docker" "start" "-a" "8deca6b738d80fbe738fe0ef60dc9309bc4e2b589d1be473d1dbb3954f534bf2", kill_on_drop: false }`
[INFO] [stderr]    Compiling algo_sorting v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `bubble_sort`
[INFO] [stdout]   --> src/lib.rs:12:4
[INFO] [stdout]    |
[INFO] [stdout] 12 | fn bubble_sort(arr: &mut [i32]) -> &mut [i32] {
[INFO] [stdout]    |    ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "8deca6b738d80fbe738fe0ef60dc9309bc4e2b589d1be473d1dbb3954f534bf2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8deca6b738d80fbe738fe0ef60dc9309bc4e2b589d1be473d1dbb3954f534bf2", kill_on_drop: false }`
[INFO] [stdout] 8deca6b738d80fbe738fe0ef60dc9309bc4e2b589d1be473d1dbb3954f534bf2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 10fcf48f7aafd8efacb71f4e016a92c011334d5d28ff0ff1c6b73192d6e7dc93
[INFO] running `Command { std: "docker" "start" "-a" "10fcf48f7aafd8efacb71f4e016a92c011334d5d28ff0ff1c6b73192d6e7dc93", kill_on_drop: false }`
[INFO] [stderr] warning: function is never used: `bubble_sort`
[INFO] [stderr]   --> src/lib.rs:12:4
[INFO] [stderr]    |
[INFO] [stderr] 12 | fn bubble_sort(arr: &mut [i32]) -> &mut [i32] {
[INFO] [stderr]    |    ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `algo_sorting` (lib) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/algo_sorting-dbb7ea43210305e4)
[INFO] [stderr]    Doc-tests algo_sorting
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::bubble ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - bubble_sort (line 5) ... FAILED
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - bubble_sort (line 5) stdout ----
[INFO] [stdout] error: unknown start of token: `
[INFO] [stdout]  --> src/lib.rs:10:1
[INFO] [stdout]   |
[INFO] [stdout] 7 | ```///
[INFO] [stdout]   | ^
[INFO] [stdout]   |
[INFO] [stdout] help: Unicode character '`' (Grave Accent) looks like ''' (Single Quote), but it is not
[INFO] [stdout]   |
[INFO] [stdout] 7 | '``///
[INFO] [stdout]   | ~
[INFO] [stdout] 
[INFO] [stdout] error: unknown start of token: `
[INFO] [stdout]  --> src/lib.rs:10:2
[INFO] [stdout]   |
[INFO] [stdout] 7 | ```///
[INFO] [stdout]   |  ^
[INFO] [stdout]   |
[INFO] [stdout] help: Unicode character '`' (Grave Accent) looks like ''' (Single Quote), but it is not
[INFO] [stdout]   |
[INFO] [stdout] 7 | `'`///
[INFO] [stdout]   |  ~
[INFO] [stdout] 
[INFO] [stdout] error: unknown start of token: `
[INFO] [stdout]  --> src/lib.rs:10:3
[INFO] [stdout]   |
[INFO] [stdout] 7 | ```///
[INFO] [stdout]   |   ^
[INFO] [stdout]   |
[INFO] [stdout] help: Unicode character '`' (Grave Accent) looks like ''' (Single Quote), but it is not
[INFO] [stdout]   |
[INFO] [stdout] 7 | ``'///
[INFO] [stdout]   |   ~
[INFO] [stdout] 
[INFO] [stdout] error[E0585]: found a documentation comment that doesn't document anything
[INFO] [stdout]  --> src/lib.rs:10:4
[INFO] [stdout]   |
[INFO] [stdout] 7 | ```///
[INFO] [stdout]   |    ^^^
[INFO] [stdout]   |
[INFO] [stdout]   = help: doc comments must come before what they document, maybe a comment was intended with `//`?
[INFO] [stdout] 
[INFO] [stdout] error[E0425]: cannot find function `bubble_sort` in this scope
[INFO] [stdout]  --> src/lib.rs:8:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | assert_eq!(bubble_sort(arg), answer);
[INFO] [stdout]   |            ^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 5 previous errors
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0425, E0585.
[INFO] [stdout] For more information about an error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - bubble_sort (line 5)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.06s
[INFO] [stdout] 
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "10fcf48f7aafd8efacb71f4e016a92c011334d5d28ff0ff1c6b73192d6e7dc93", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10fcf48f7aafd8efacb71f4e016a92c011334d5d28ff0ff1c6b73192d6e7dc93", kill_on_drop: false }`
[INFO] [stdout] 10fcf48f7aafd8efacb71f4e016a92c011334d5d28ff0ff1c6b73192d6e7dc93