[INFO] cloning repository https://github.com/charro/coffeemachine
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/charro/coffeemachine" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharro%2Fcoffeemachine", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharro%2Fcoffeemachine'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b7e43ee9ec3230b3e7705f4d7a48bebc4d29c73a
[INFO] testing charro/coffeemachine against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcharro%2Fcoffeemachine" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/charro/coffeemachine on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/charro/coffeemachine
[INFO] finished tweaking git repo https://github.com/charro/coffeemachine
[INFO] tweaked toml for git repo https://github.com/charro/coffeemachine written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/charro/coffeemachine already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2bcf7d89ba3eb84e14fa694c4a4eda8f3296466408fe88862b667782fa37c169
[INFO] running `Command { std: "docker" "start" "-a" "2bcf7d89ba3eb84e14fa694c4a4eda8f3296466408fe88862b667782fa37c169", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2bcf7d89ba3eb84e14fa694c4a4eda8f3296466408fe88862b667782fa37c169", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2bcf7d89ba3eb84e14fa694c4a4eda8f3296466408fe88862b667782fa37c169", kill_on_drop: false }`
[INFO] [stdout] 2bcf7d89ba3eb84e14fa694c4a4eda8f3296466408fe88862b667782fa37c169
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4c0b82347f3c51b9d69995e2938d56d91c386ec3961a47c9b11d00b439f8ab4b
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4c0b82347f3c51b9d69995e2938d56d91c386ec3961a47c9b11d00b439f8ab4b", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling approx v0.5.0
[INFO] [stderr]    Compiling enum-iterator-derive v0.7.0
[INFO] [stderr]    Compiling enum-iterator v0.7.0
[INFO] [stderr]    Compiling coffemachine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct is never constructed: `CustomerOrder`
[INFO] [stdout]   --> src/coffe_machine.rs:29:16
[INFO] [stdout]    |
[INFO] [stdout] 29 |     pub struct CustomerOrder {
[INFO] [stdout]    |                ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: struct is never constructed: `CoffeeMachine`
[INFO] [stdout]   --> src/coffe_machine.rs:35:16
[INFO] [stdout]    |
[INFO] [stdout] 35 |     pub struct CoffeeMachine<'a> {
[INFO] [stdout]    |                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/coffe_machine.rs:53:16
[INFO] [stdout]    |
[INFO] [stdout] 53 |         pub fn new(drink_type: DrinkType) -> CustomerOrder {
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `with_sugar`
[INFO] [stdout]   --> src/coffe_machine.rs:57:16
[INFO] [stdout]    |
[INFO] [stdout] 57 |         pub fn with_sugar(mut self, sugar: u8) -> CustomerOrder {
[INFO] [stdout]    |                ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `extra_hot`
[INFO] [stdout]   --> src/coffe_machine.rs:62:16
[INFO] [stdout]    |
[INFO] [stdout] 62 |         pub fn extra_hot(mut self) -> CustomerOrder {
[INFO] [stdout]    |                ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/coffe_machine.rs:70:16
[INFO] [stdout]    |
[INFO] [stdout] 70 |         pub fn new(quantity_checker: &'a dyn BeverageQuantityChecker, email_notifier: &'a dyn EmailNotifier) -> CoffeeMachine<'a> {
[INFO] [stdout]    |                ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `process_order_with_money`
[INFO] [stdout]   --> src/coffe_machine.rs:79:16
[INFO] [stdout]    |
[INFO] [stdout] 79 |         pub fn process_order_with_money(&mut self, order: CustomerOrder, money: f32) -> String {
[INFO] [stdout]    |                ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `process_order`
[INFO] [stdout]   --> src/coffe_machine.rs:89:16
[INFO] [stdout]    |
[INFO] [stdout] 89 |         pub fn process_order(&mut self, order: CustomerOrder) -> String {
[INFO] [stdout]    |                ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_total_money_sold`
[INFO] [stdout]    --> src/coffe_machine.rs:103:16
[INFO] [stdout]     |
[INFO] [stdout] 103 |         pub fn get_total_money_sold(&self) -> f32 {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `get_total_amount_sold`
[INFO] [stdout]    --> src/coffe_machine.rs:107:16
[INFO] [stdout]     |
[INFO] [stdout] 107 |         pub fn get_total_amount_sold(&self, drink_type:DrinkType) -> u32 {
[INFO] [stdout]     |                ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `register_order`
[INFO] [stdout]    --> src/coffe_machine.rs:111:12
[INFO] [stdout]     |
[INFO] [stdout] 111 |         fn register_order(&mut self, order: CustomerOrder) {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `process_message`
[INFO] [stdout]    --> src/coffe_machine.rs:121:12
[INFO] [stdout]     |
[INFO] [stdout] 121 |     pub fn process_message(message: String) -> String {
[INFO] [stdout]     |            ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_drink_code`
[INFO] [stdout]    --> src/coffe_machine.rs:126:8
[INFO] [stdout]     |
[INFO] [stdout] 126 |     fn get_drink_code(order: &CustomerOrder) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_extra_hot_code`
[INFO] [stdout]    --> src/coffe_machine.rs:137:8
[INFO] [stdout]     |
[INFO] [stdout] 137 |     fn get_extra_hot_code(extra_hot: bool) -> &'static str {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_sugars_code`
[INFO] [stdout]    --> src/coffe_machine.rs:144:8
[INFO] [stdout]     |
[INFO] [stdout] 144 |     fn get_sugars_code(sugars: u8) -> String {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `get_spoon_code`
[INFO] [stdout]    --> src/coffe_machine.rs:151:8
[INFO] [stdout]     |
[INFO] [stdout] 151 |     fn get_spoon_code(sugars: u8) -> &'static str {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `check_missing_money_for_product`
[INFO] [stdout]   --> src/price_manager.rs:15:12
[INFO] [stdout]    |
[INFO] [stdout] 15 |     pub fn check_missing_money_for_product(drink_type: DrinkType, money: f32) -> f32 {
[INFO] [stdout]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `generate_sales_report`
[INFO] [stdout]  --> src/printer.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 |     pub fn generate_sales_report(coffeemachine: &CoffeeMachine) -> String {
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 18 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.15s
[INFO] running `Command { std: "docker" "inspect" "4c0b82347f3c51b9d69995e2938d56d91c386ec3961a47c9b11d00b439f8ab4b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c0b82347f3c51b9d69995e2938d56d91c386ec3961a47c9b11d00b439f8ab4b", kill_on_drop: false }`
[INFO] [stdout] 4c0b82347f3c51b9d69995e2938d56d91c386ec3961a47c9b11d00b439f8ab4b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 34692d3a725c296912293d9fc827283877e0be9119b4d2856e97baf5af06e606
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "34692d3a725c296912293d9fc827283877e0be9119b4d2856e97baf5af06e606", kill_on_drop: false }`
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling termtree v0.2.3
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling fragile v1.0.0
[INFO] [stderr]    Compiling downcast v0.10.0
[INFO] [stderr]    Compiling float-cmp v0.8.0
[INFO] [stderr]    Compiling mockall_derive v0.10.2
[INFO] [stderr]    Compiling predicates-tree v1.0.4
[INFO] [stderr]    Compiling predicates v1.0.8
[INFO] [stderr]    Compiling mockall v0.10.2
[INFO] [stderr]    Compiling coffemachine v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.29s
[INFO] running `Command { std: "docker" "inspect" "34692d3a725c296912293d9fc827283877e0be9119b4d2856e97baf5af06e606", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "34692d3a725c296912293d9fc827283877e0be9119b4d2856e97baf5af06e606", kill_on_drop: false }`
[INFO] [stdout] 34692d3a725c296912293d9fc827283877e0be9119b4d2856e97baf5af06e606
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ac19316c591542539ce6e13646c3223f1ac321a832dac3f5c4a3e13ae92d3ee2
[INFO] running `Command { std: "docker" "start" "-a" "ac19316c591542539ce6e13646c3223f1ac321a832dac3f5c4a3e13ae92d3ee2", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/coffemachine-821ca3fb5b404cbb)
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test tests::tests::test_chocolate_no_sugar_extra_hot ... ok
[INFO] [stdout] test tests::tests::test_accept_order_with_more_than_enough_money ... ok
[INFO] [stdout] test tests::tests::test_coffee_no_sugar ... ok
[INFO] [stdout] test tests::tests::test_exact_money_for_orange_juice ... ok
[INFO] [stdout] test tests::tests::test_exact_price_for_chocolate ... ok
[INFO] [stdout] test tests::tests::test_make_some_orders_and_check_how_many_sold_drinks ... ok
[INFO] [stdout] test tests::tests::test_missing_money_for_chocolate ... ok
[INFO] [stdout] test tests::tests::test_orange_juice ... ok
[INFO] [stdout] test tests::tests::test_print_a_sales_report ... ok
[INFO] [stdout] test tests::tests::test_reject_order_with_not_enough_money ... ok
[INFO] [stdout] test tests::tests::test_tea_one_sugar ... ok
[INFO] [stdout] test tests::tests::test_tea_two_sugars_extra_hot ... ok
[INFO] [stdout] test tests::tests::test_beverage_shortage_generates_error_output ... ok
[INFO] [stdout] test tests::tests::test_accept_order_with_exact_money ... ok
[INFO] [stdout] test tests::tests::test_beverage_shortage_sends_email ... ok
[INFO] [stdout] test tests::tests::test_excess_of_money_for_chocolate ... ok
[INFO] [stdout] test tests::tests::test_make_some_orders_and_check_resulting_money_earned ... ok
[INFO] [stdout] test tests::tests::test_user_message ... ok
[INFO] [stdout] test tests::tests::test_chocolate_two_sugars ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ac19316c591542539ce6e13646c3223f1ac321a832dac3f5c4a3e13ae92d3ee2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac19316c591542539ce6e13646c3223f1ac321a832dac3f5c4a3e13ae92d3ee2", kill_on_drop: false }`
[INFO] [stdout] ac19316c591542539ce6e13646c3223f1ac321a832dac3f5c4a3e13ae92d3ee2