[INFO] cloning repository https://github.com/normano/natlex_sort
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/normano/natlex_sort" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnormano%2Fnatlex_sort", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnormano%2Fnatlex_sort'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 271063c5c49ae155b1a543785e833848f9858d3c
[INFO] building normano/natlex_sort against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnormano%2Fnatlex_sort" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/normano/natlex_sort
[INFO] finished tweaking git repo https://github.com/normano/natlex_sort
[INFO] tweaked toml for git repo https://github.com/normano/natlex_sort written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/normano/natlex_sort on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/normano/natlex_sort already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded natord v1.0.9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dba2069c6cc30ef039a60dd5aac6195eeaba6d49057ed892faa6ec402c43b703
[INFO] running `Command { std: "docker" "start" "-a" "dba2069c6cc30ef039a60dd5aac6195eeaba6d49057ed892faa6ec402c43b703", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dba2069c6cc30ef039a60dd5aac6195eeaba6d49057ed892faa6ec402c43b703", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dba2069c6cc30ef039a60dd5aac6195eeaba6d49057ed892faa6ec402c43b703", kill_on_drop: false }`
[INFO] [stdout] dba2069c6cc30ef039a60dd5aac6195eeaba6d49057ed892faa6ec402c43b703
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5ea54d1967e054d4c74d0a0ca712b7446cdf45bf5c808a6af9332a991c51cc3b
[INFO] running `Command { std: "docker" "start" "-a" "5ea54d1967e054d4c74d0a0ca712b7446cdf45bf5c808a6af9332a991c51cc3b", kill_on_drop: false }`
[INFO] [stderr]    Compiling natord v1.0.9
[INFO] [stderr]    Compiling natlex_sort v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `start_i`
[INFO] [stdout]    --> src/lib.rs:124:11
[INFO] [stdout]     |
[INFO] [stdout] 124 |       let start_i = i;
[INFO] [stdout]     |           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start_j`
[INFO] [stdout]    --> src/lib.rs:125:11
[INFO] [stdout]     |
[INFO] [stdout] 125 |       let start_j = j;
[INFO] [stdout]     |           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start_i`
[INFO] [stdout]    --> src/lib.rs:222:11
[INFO] [stdout]     |
[INFO] [stdout] 222 |       let start_i = i; // Keep track for original byte access if needed
[INFO] [stdout]     |           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start_j`
[INFO] [stdout]    --> src/lib.rs:223:11
[INFO] [stdout]     |
[INFO] [stdout] 223 |       let start_j = j;
[INFO] [stdout]     |           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.39s
[INFO] running `Command { std: "docker" "inspect" "5ea54d1967e054d4c74d0a0ca712b7446cdf45bf5c808a6af9332a991c51cc3b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ea54d1967e054d4c74d0a0ca712b7446cdf45bf5c808a6af9332a991c51cc3b", kill_on_drop: false }`
[INFO] [stdout] 5ea54d1967e054d4c74d0a0ca712b7446cdf45bf5c808a6af9332a991c51cc3b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be6e654eda8e527f022e598037ba6ef1756aefa3403d8b17a0616b33b023a94b
[INFO] running `Command { std: "docker" "start" "-a" "be6e654eda8e527f022e598037ba6ef1756aefa3403d8b17a0616b33b023a94b", kill_on_drop: false }`
[INFO] [stderr]    Compiling natlex_sort v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `start_i`
[INFO] [stdout]    --> src/lib.rs:124:11
[INFO] [stdout]     |
[INFO] [stdout] 124 |       let start_i = i;
[INFO] [stdout]     |           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start_j`
[INFO] [stdout]    --> src/lib.rs:125:11
[INFO] [stdout]     |
[INFO] [stdout] 125 |       let start_j = j;
[INFO] [stdout]     |           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start_i`
[INFO] [stdout]    --> src/lib.rs:222:11
[INFO] [stdout]     |
[INFO] [stdout] 222 |       let start_i = i; // Keep track for original byte access if needed
[INFO] [stdout]     |           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start_j`
[INFO] [stdout]    --> src/lib.rs:223:11
[INFO] [stdout]     |
[INFO] [stdout] 223 |       let start_j = j;
[INFO] [stdout]     |           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start_i`
[INFO] [stdout]    --> src/lib.rs:124:11
[INFO] [stdout]     |
[INFO] [stdout] 124 |       let start_i = i;
[INFO] [stdout]     |           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_i`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start_j`
[INFO] [stdout]    --> src/lib.rs:125:11
[INFO] [stdout]     |
[INFO] [stdout] 125 |       let start_j = j;
[INFO] [stdout]     |           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start_i`
[INFO] [stdout]    --> src/lib.rs:222:11
[INFO] [stdout]     |
[INFO] [stdout] 222 |       let start_i = i; // Keep track for original byte access if needed
[INFO] [stdout]     |           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_i`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `start_j`
[INFO] [stdout]    --> src/lib.rs:223:11
[INFO] [stdout]     |
[INFO] [stdout] 223 |       let start_j = j;
[INFO] [stdout]     |           ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_start_j`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `Command { std: "docker" "inspect" "be6e654eda8e527f022e598037ba6ef1756aefa3403d8b17a0616b33b023a94b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be6e654eda8e527f022e598037ba6ef1756aefa3403d8b17a0616b33b023a94b", kill_on_drop: false }`
[INFO] [stdout] be6e654eda8e527f022e598037ba6ef1756aefa3403d8b17a0616b33b023a94b