[INFO] cloning repository https://github.com/rust-learn/modules
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rust-learn/modules" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-learn%2Fmodules", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frust-learn%2Fmodules'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9006e1a722d9849b90152883713b19b7cb8ce7f9
[INFO] testing rust-learn/modules 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%2Frust-learn%2Fmodules" "/workspace/builds/worker-13/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-13/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/rust-learn/modules 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/rust-learn/modules
[INFO] finished tweaking git repo https://github.com/rust-learn/modules
[INFO] tweaked toml for git repo https://github.com/rust-learn/modules written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] crate git repo https://github.com/rust-learn/modules 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] bf6406411f029e4e1ec7d41935b32b77715eb98087674bbac9fde7b75b48ca5f
[INFO] running `Command { std: "docker" "start" "-a" "bf6406411f029e4e1ec7d41935b32b77715eb98087674bbac9fde7b75b48ca5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bf6406411f029e4e1ec7d41935b32b77715eb98087674bbac9fde7b75b48ca5f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf6406411f029e4e1ec7d41935b32b77715eb98087674bbac9fde7b75b48ca5f", kill_on_drop: false }`
[INFO] [stdout] bf6406411f029e4e1ec7d41935b32b77715eb98087674bbac9fde7b75b48ca5f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 70f252c458de6fabf784d0f874c335f47f7f3af78d0b9cf7817d79ab79321d0d
[INFO] running `Command { std: "docker" "start" "-a" "70f252c458de6fabf784d0f874c335f47f7f3af78d0b9cf7817d79ab79321d0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling restaurant v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `soup`
[INFO] [stdout]   --> src/lib.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let soup = back_of_house::Appetizer::Soup;
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_soup`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `salad`
[INFO] [stdout]   --> src/lib.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let salad = back_of_house::Appetizer::Salad;
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_salad`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `serve_order`
[INFO] [stdout]  --> src/lib.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn serve_order() {}
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `seasonal_fruit`
[INFO] [stdout]   --> src/lib.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |         seasonal_fruit: String,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `seat_at_table`
[INFO] [stdout]  --> src/front_of_house/hosting.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn seat_at_table() {}
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `take_order`
[INFO] [stdout]  --> src/front_of_house.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn take_order() {}
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `serve_order`
[INFO] [stdout]  --> src/front_of_house.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn serve_order() {}
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `take_payment`
[INFO] [stdout]  --> src/front_of_house.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn take_payment() {}
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.15s
[INFO] running `Command { std: "docker" "inspect" "70f252c458de6fabf784d0f874c335f47f7f3af78d0b9cf7817d79ab79321d0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70f252c458de6fabf784d0f874c335f47f7f3af78d0b9cf7817d79ab79321d0d", kill_on_drop: false }`
[INFO] [stdout] 70f252c458de6fabf784d0f874c335f47f7f3af78d0b9cf7817d79ab79321d0d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] 011a1800ccf255cfab69e3b21e2ade5c824d47cb512a8fe246b7b155b302b0a9
[INFO] running `Command { std: "docker" "start" "-a" "011a1800ccf255cfab69e3b21e2ade5c824d47cb512a8fe246b7b155b302b0a9", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `soup`
[INFO] [stdout]   --> src/lib.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let soup = back_of_house::Appetizer::Soup;
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_soup`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `salad`
[INFO] [stdout]   --> src/lib.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let salad = back_of_house::Appetizer::Salad;
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_salad`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `serve_order`
[INFO] [stdout]  --> src/lib.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn serve_order() {}
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `seasonal_fruit`
[INFO] [stdout]   --> src/lib.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |         seasonal_fruit: String,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `seat_at_table`
[INFO] [stdout]  --> src/front_of_house/hosting.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn seat_at_table() {}
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `take_order`
[INFO] [stdout]  --> src/front_of_house.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn take_order() {}
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling restaurant v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function is never used: `serve_order`
[INFO] [stdout]  --> src/front_of_house.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn serve_order() {}
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `take_payment`
[INFO] [stdout]  --> src/front_of_house.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn take_payment() {}
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `soup`
[INFO] [stdout]   --> src/lib.rs:34:9
[INFO] [stdout]    |
[INFO] [stdout] 34 |     let soup = back_of_house::Appetizer::Soup;
[INFO] [stdout]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_soup`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `salad`
[INFO] [stdout]   --> src/lib.rs:35:9
[INFO] [stdout]    |
[INFO] [stdout] 35 |     let salad = back_of_house::Appetizer::Salad;
[INFO] [stdout]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_salad`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `serve_order`
[INFO] [stdout]  --> src/lib.rs:5:4
[INFO] [stdout]   |
[INFO] [stdout] 5 | fn serve_order() {}
[INFO] [stdout]   |    ^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `seasonal_fruit`
[INFO] [stdout]   --> src/lib.rs:10:9
[INFO] [stdout]    |
[INFO] [stdout] 10 |         seasonal_fruit: String,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `seat_at_table`
[INFO] [stdout]  --> src/front_of_house/hosting.rs:3:4
[INFO] [stdout]   |
[INFO] [stdout] 3 | fn seat_at_table() {}
[INFO] [stdout]   |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `take_order`
[INFO] [stdout]  --> src/front_of_house.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 |     fn take_order() {}
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `serve_order`
[INFO] [stdout]  --> src/front_of_house.rs:6:8
[INFO] [stdout]   |
[INFO] [stdout] 6 |     fn serve_order() {}
[INFO] [stdout]   |        ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `take_payment`
[INFO] [stdout]  --> src/front_of_house.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 |     fn take_payment() {}
[INFO] [stdout]   |        ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 8 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.27s
[INFO] running `Command { std: "docker" "inspect" "011a1800ccf255cfab69e3b21e2ade5c824d47cb512a8fe246b7b155b302b0a9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "011a1800ccf255cfab69e3b21e2ade5c824d47cb512a8fe246b7b155b302b0a9", kill_on_drop: false }`
[INFO] [stdout] 011a1800ccf255cfab69e3b21e2ade5c824d47cb512a8fe246b7b155b302b0a9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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] b0c5446d603baf9307563fab2462e7fdb9814ebe505bb1c10a5b60541975b3eb
[INFO] running `Command { std: "docker" "start" "-a" "b0c5446d603baf9307563fab2462e7fdb9814ebe505bb1c10a5b60541975b3eb", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `soup`
[INFO] [stderr]   --> src/lib.rs:34:9
[INFO] [stderr]    |
[INFO] [stderr] 34 |     let soup = back_of_house::Appetizer::Soup;
[INFO] [stderr]    |         ^^^^ help: if this is intentional, prefix it with an underscore: `_soup`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `salad`
[INFO] [stderr]   --> src/lib.rs:35:9
[INFO] [stderr]    |
[INFO] [stderr] 35 |     let salad = back_of_house::Appetizer::Salad;
[INFO] [stderr]    |         ^^^^^ help: if this is intentional, prefix it with an underscore: `_salad`
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `serve_order`
[INFO] [stderr]  --> src/lib.rs:5:4
[INFO] [stderr]   |
[INFO] [stderr] 5 | fn serve_order() {}
[INFO] [stderr]   |    ^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: field is never read: `seasonal_fruit`
[INFO] [stderr]   --> src/lib.rs:10:9
[INFO] [stderr]    |
[INFO] [stderr] 10 |         seasonal_fruit: String,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `seat_at_table`
[INFO] [stderr]  --> src/front_of_house/hosting.rs:3:4
[INFO] [stderr]   |
[INFO] [stderr] 3 | fn seat_at_table() {}
[INFO] [stderr]   |    ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `take_order`
[INFO] [stderr]  --> src/front_of_house.rs:4:8
[INFO] [stderr]   |
[INFO] [stderr] 4 |     fn take_order() {}
[INFO] [stderr]   |        ^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `serve_order`
[INFO] [stderr]  --> src/front_of_house.rs:6:8
[INFO] [stderr]   |
[INFO] [stderr] 6 |     fn serve_order() {}
[INFO] [stderr]   |        ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `take_payment`
[INFO] [stderr]  --> src/front_of_house.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 |     fn take_payment() {}
[INFO] [stderr]   |        ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `restaurant` (lib) generated 8 warnings
[INFO] [stderr] warning: `restaurant` (lib test) generated 8 warnings (8 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/restaurant-ed57f181b8373034)
[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] [stderr]    Doc-tests restaurant
[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" "b0c5446d603baf9307563fab2462e7fdb9814ebe505bb1c10a5b60541975b3eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b0c5446d603baf9307563fab2462e7fdb9814ebe505bb1c10a5b60541975b3eb", kill_on_drop: false }`
[INFO] [stdout] b0c5446d603baf9307563fab2462e7fdb9814ebe505bb1c10a5b60541975b3eb