[INFO] fetching crate footsy 0.1.1...
[INFO] testing footsy-0.1.1 against master#ad85bc524b1ad696e42061ad8338d382dffbdbe5 for pr-146237
[INFO] extracting crate footsy 0.1.1 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate footsy 0.1.1
[INFO] finished tweaking crates.io crate footsy 0.1.1
[INFO] tweaked toml for crates.io crate footsy 0.1.1 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate footsy 0.1.1 on toolchain ad85bc524b1ad696e42061ad8338d382dffbdbe5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate footsy 0.1.1 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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pnet_base v0.34.0
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[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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8bfcde6da099e959442bd85b3f1649d11f78c3419b47cdc9cbbdcd07d1d5b67e
[INFO] running `Command { std: "docker" "start" "-a" "8bfcde6da099e959442bd85b3f1649d11f78c3419b47cdc9cbbdcd07d1d5b67e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8bfcde6da099e959442bd85b3f1649d11f78c3419b47cdc9cbbdcd07d1d5b67e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bfcde6da099e959442bd85b3f1649d11f78c3419b47cdc9cbbdcd07d1d5b67e", kill_on_drop: false }`
[INFO] [stdout] 8bfcde6da099e959442bd85b3f1649d11f78c3419b47cdc9cbbdcd07d1d5b67e
[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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29ff75b6ac3136b03c7b7923b6cdfc2755b98efda6522f4429add3f29390d796
[INFO] running `Command { std: "docker" "start" "-a" "29ff75b6ac3136b03c7b7923b6cdfc2755b98efda6522f4429add3f29390d796", kill_on_drop: false }`
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[INFO] [stderr]    Compiling footsy v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `total_ips`
[INFO] [stdout]   --> src/main.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let total_ips = ip_ranges.len();
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let _total_ips = ip_ranges.len();
[INFO] [stdout]    |         +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `CONCURRENT_REQUESTS`
[INFO] [stdout]    |
[INFO] [stdout] 39 -     let total_ips = ip_ranges.len();
[INFO] [stdout] 39 +     let CONCURRENT_REQUESTS = ip_ranges.len();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 45.91s
[INFO] running `Command { std: "docker" "inspect" "29ff75b6ac3136b03c7b7923b6cdfc2755b98efda6522f4429add3f29390d796", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29ff75b6ac3136b03c7b7923b6cdfc2755b98efda6522f4429add3f29390d796", kill_on_drop: false }`
[INFO] [stdout] 29ff75b6ac3136b03c7b7923b6cdfc2755b98efda6522f4429add3f29390d796
[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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bd355945d64128534b949f928d67bc6ceb55533e6c2a8c19e8c22818b2b73510
[INFO] running `Command { std: "docker" "start" "-a" "bd355945d64128534b949f928d67bc6ceb55533e6c2a8c19e8c22818b2b73510", kill_on_drop: false }`
[INFO] [stderr]    Compiling footsy v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `total_ips`
[INFO] [stdout]   --> src/main.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let total_ips = ip_ranges.len();
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: if this is intentional, prefix it with an underscore
[INFO] [stdout]    |
[INFO] [stdout] 39 |     let _total_ips = ip_ranges.len();
[INFO] [stdout]    |         +
[INFO] [stdout] help: you might have meant to pattern match on the similarly named constant `CONCURRENT_REQUESTS`
[INFO] [stdout]    |
[INFO] [stdout] 39 -     let total_ips = ip_ranges.len();
[INFO] [stdout] 39 +     let CONCURRENT_REQUESTS = ip_ranges.len();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.79s
[INFO] running `Command { std: "docker" "inspect" "bd355945d64128534b949f928d67bc6ceb55533e6c2a8c19e8c22818b2b73510", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bd355945d64128534b949f928d67bc6ceb55533e6c2a8c19e8c22818b2b73510", kill_on_drop: false }`
[INFO] [stdout] bd355945d64128534b949f928d67bc6ceb55533e6c2a8c19e8c22818b2b73510
[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" "+ad85bc524b1ad696e42061ad8338d382dffbdbe5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b6170a28abd44ce4b0773a9ca74eee4d0f69365f4251beaa3d4c66cc8daa4955
[INFO] running `Command { std: "docker" "start" "-a" "b6170a28abd44ce4b0773a9ca74eee4d0f69365f4251beaa3d4c66cc8daa4955", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `total_ips`
[INFO] [stderr]   --> src/main.rs:39:9
[INFO] [stderr]    |
[INFO] [stderr] 39 |     let total_ips = ip_ranges.len();
[INFO] [stderr]    |         ^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] help: if this is intentional, prefix it with an underscore
[INFO] [stderr]    |
[INFO] [stderr] 39 |     let _total_ips = ip_ranges.len();
[INFO] [stderr]    |         +
[INFO] [stderr] help: you might have meant to pattern match on the similarly named constant `CONCURRENT_REQUESTS`
[INFO] [stderr]    |
[INFO] [stderr] 39 -     let total_ips = ip_ranges.len();
[INFO] [stderr] 39 +     let CONCURRENT_REQUESTS = ip_ranges.len();
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `footsy` (bin "footsy" test) generated 1 warning (run `cargo fix --bin "footsy" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/footsy-6b0eb8c83d779846)
[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" "b6170a28abd44ce4b0773a9ca74eee4d0f69365f4251beaa3d4c66cc8daa4955", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b6170a28abd44ce4b0773a9ca74eee4d0f69365f4251beaa3d4c66cc8daa4955", kill_on_drop: false }`
[INFO] [stdout] b6170a28abd44ce4b0773a9ca74eee4d0f69365f4251beaa3d4c66cc8daa4955