[INFO] cloning repository https://github.com/Skezey/shopping_center
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Skezey/shopping_center" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkezey%2Fshopping_center", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkezey%2Fshopping_center'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e5822825e970da611414595a3b55e41955fb97c4
[INFO] testing Skezey/shopping_center against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkezey%2Fshopping_center" "/workspace/builds/worker-4/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Skezey/shopping_center on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Skezey/shopping_center
[INFO] finished tweaking git repo https://github.com/Skezey/shopping_center
[INFO] tweaked toml for git repo https://github.com/Skezey/shopping_center written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/Skezey/shopping_center already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ff95eb6bd1e9ccb5bbb29dc26014d2a81d90a8e5c853a50a7650e7481442ff4
[INFO] running `Command { std: "docker" "start" "-a" "5ff95eb6bd1e9ccb5bbb29dc26014d2a81d90a8e5c853a50a7650e7481442ff4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ff95eb6bd1e9ccb5bbb29dc26014d2a81d90a8e5c853a50a7650e7481442ff4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ff95eb6bd1e9ccb5bbb29dc26014d2a81d90a8e5c853a50a7650e7481442ff4", kill_on_drop: false }`
[INFO] [stdout] 5ff95eb6bd1e9ccb5bbb29dc26014d2a81d90a8e5c853a50a7650e7481442ff4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] baa180b31ae56cfab170e51ee14a9a3539287c144cbc9d9e6b077dd49ce493d1
[INFO] running `Command { std: "docker" "start" "-a" "baa180b31ae56cfab170e51ee14a9a3539287c144cbc9d9e6b077dd49ce493d1", kill_on_drop: false }`
[INFO] [stderr]    Compiling shopping_center v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `quantity`
[INFO] [stdout]   --> src/cart.rs:18:57
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn remove_from_cart(&mut self, item: &CartItem, quantity: f64) -> &Vec<CartItem> {
[INFO] [stdout]    |                                                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_quantity`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` 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 0.63s
[INFO] running `Command { std: "docker" "inspect" "baa180b31ae56cfab170e51ee14a9a3539287c144cbc9d9e6b077dd49ce493d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "baa180b31ae56cfab170e51ee14a9a3539287c144cbc9d9e6b077dd49ce493d1", kill_on_drop: false }`
[INFO] [stdout] baa180b31ae56cfab170e51ee14a9a3539287c144cbc9d9e6b077dd49ce493d1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9fdb00e7f662d831ef8fb3a6cf9ba1547e542441a00793566ce4e932a1afffd
[INFO] running `Command { std: "docker" "start" "-a" "d9fdb00e7f662d831ef8fb3a6cf9ba1547e542441a00793566ce4e932a1afffd", kill_on_drop: false }`
[INFO] [stderr]    Compiling shopping_center v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `quantity`
[INFO] [stdout]   --> src/cart.rs:18:57
[INFO] [stdout]    |
[INFO] [stdout] 18 |     pub fn remove_from_cart(&mut self, item: &CartItem, quantity: f64) -> &Vec<CartItem> {
[INFO] [stdout]    |                                                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_quantity`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` 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 0.32s
[INFO] running `Command { std: "docker" "inspect" "d9fdb00e7f662d831ef8fb3a6cf9ba1547e542441a00793566ce4e932a1afffd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9fdb00e7f662d831ef8fb3a6cf9ba1547e542441a00793566ce4e932a1afffd", kill_on_drop: false }`
[INFO] [stdout] d9fdb00e7f662d831ef8fb3a6cf9ba1547e542441a00793566ce4e932a1afffd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9cbf00b074d97389b7c7cd7bbbd40eb7abdca0b26bf9283aeb803f0bb8a6e8fd
[INFO] running `Command { std: "docker" "start" "-a" "9cbf00b074d97389b7c7cd7bbbd40eb7abdca0b26bf9283aeb803f0bb8a6e8fd", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `quantity`
[INFO] [stderr]   --> src/cart.rs:18:57
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn remove_from_cart(&mut self, item: &CartItem, quantity: f64) -> &Vec<CartItem> {
[INFO] [stderr]    |                                                         ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_quantity`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `shopping_center` (bin "shopping_center" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/shopping_center-3c3c36f6143ba100)
[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" "9cbf00b074d97389b7c7cd7bbbd40eb7abdca0b26bf9283aeb803f0bb8a6e8fd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9cbf00b074d97389b7c7cd7bbbd40eb7abdca0b26bf9283aeb803f0bb8a6e8fd", kill_on_drop: false }`
[INFO] [stdout] 9cbf00b074d97389b7c7cd7bbbd40eb7abdca0b26bf9283aeb803f0bb8a6e8fd