[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 beta-2022-02-22 for beta-1.60-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSkezey%2Fshopping_center" "/workspace/builds/worker-22/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-22/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Skezey/shopping_center on toolchain beta-2022-02-22
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-02-22" "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-22/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" "+beta-2022-02-22" "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-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 501c3978ffd802944c8528f37bea058c101688ae561210dab1c07b5cc4e8a4fc
[INFO] running `Command { std: "docker" "start" "-a" "501c3978ffd802944c8528f37bea058c101688ae561210dab1c07b5cc4e8a4fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "501c3978ffd802944c8528f37bea058c101688ae561210dab1c07b5cc4e8a4fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "501c3978ffd802944c8528f37bea058c101688ae561210dab1c07b5cc4e8a4fc", kill_on_drop: false }`
[INFO] [stdout] 501c3978ffd802944c8528f37bea058c101688ae561210dab1c07b5cc4e8a4fc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 69a5dcc02880ab7a5d3067af9c4a952771aba9984287711a836679a34e488d16
[INFO] running `Command { std: "docker" "start" "-a" "69a5dcc02880ab7a5d3067af9c4a952771aba9984287711a836679a34e488d16", 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 0.98s
[INFO] running `Command { std: "docker" "inspect" "69a5dcc02880ab7a5d3067af9c4a952771aba9984287711a836679a34e488d16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69a5dcc02880ab7a5d3067af9c4a952771aba9984287711a836679a34e488d16", kill_on_drop: false }`
[INFO] [stdout] 69a5dcc02880ab7a5d3067af9c4a952771aba9984287711a836679a34e488d16
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3c95a9167d96c273d0ac9aba3ef907bf075df58b9a09a335df4b4353b730017
[INFO] running `Command { std: "docker" "start" "-a" "d3c95a9167d96c273d0ac9aba3ef907bf075df58b9a09a335df4b4353b730017", 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 0.40s
[INFO] running `Command { std: "docker" "inspect" "d3c95a9167d96c273d0ac9aba3ef907bf075df58b9a09a335df4b4353b730017", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3c95a9167d96c273d0ac9aba3ef907bf075df58b9a09a335df4b4353b730017", kill_on_drop: false }`
[INFO] [stdout] d3c95a9167d96c273d0ac9aba3ef907bf075df58b9a09a335df4b4353b730017
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-22/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@sha256:0cd99ca24d8e8c98e67c542213511d985b8778b5bdcbb160e038429496686047" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-02-22" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 734e1e7a69d22adeb36cb5ba573834ae84dfb3021e2529936deb813e36d71251
[INFO] running `Command { std: "docker" "start" "-a" "734e1e7a69d22adeb36cb5ba573834ae84dfb3021e2529936deb813e36d71251", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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 0.27s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/shopping_center-b93e09d1cb29bbae)
[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" "734e1e7a69d22adeb36cb5ba573834ae84dfb3021e2529936deb813e36d71251", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "734e1e7a69d22adeb36cb5ba573834ae84dfb3021e2529936deb813e36d71251", kill_on_drop: false }`
[INFO] [stdout] 734e1e7a69d22adeb36cb5ba573834ae84dfb3021e2529936deb813e36d71251