[INFO] cloning repository https://github.com/jocago/scooter_rentals_game [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jocago/scooter_rentals_game" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjocago%2Fscooter_rentals_game", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjocago%2Fscooter_rentals_game'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] a1998126bcbcbfbe9f2613768b0adedd5611c26f [INFO] testing jocago/scooter_rentals_game against 1.98.0-beta.8+cargoflags=--release for beta-release-1.99-2 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjocago%2Fscooter_rentals_game" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/jocago/scooter_rentals_game [INFO] finished tweaking git repo https://github.com/jocago/scooter_rentals_game [INFO] tweaked toml for git repo https://github.com/jocago/scooter_rentals_game written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/jocago/scooter_rentals_game on toolchain 1.98.0-beta.8 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.98.0-beta.8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/jocago/scooter_rentals_game 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" "+1.98.0-beta.8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded quote v1.0.35 [INFO] [stderr] Downloaded unicode-ident v1.0.12 [INFO] [stderr] Downloaded serde_derive v1.0.196 [INFO] [stderr] Downloaded rand_chacha v0.3.1 [INFO] [stderr] Downloaded cfg-if v1.0.0 [INFO] [stderr] Downloaded serde v1.0.196 [INFO] [stderr] Downloaded ppv-lite86 v0.2.17 [INFO] [stderr] Downloaded rand_core v0.6.4 [INFO] [stderr] Downloaded wasi v0.11.0+wasi-snapshot-preview1 [INFO] [stderr] Downloaded proc-macro2 v1.0.78 [INFO] [stderr] Downloaded bitflags v2.4.2 [INFO] [stderr] Downloaded getrandom v0.2.12 [INFO] [stderr] Downloaded ron v0.8.1 [INFO] [stderr] Downloaded base64 v0.21.7 [INFO] [stderr] Downloaded rand v0.8.5 [INFO] [stderr] Downloaded syn v2.0.50 [INFO] [stderr] Downloaded libc v0.2.152 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,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" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:8683fc1fc2eb5c9ac98e0d076ab094b2ffac7f99da555d2b6a2e27f346de2ec7" "sleep" "infinity", kill_on_drop: false }` [INFO] [stdout] b69b402e010020c5141feb8918a47266acee4b89ee57f89c93e68bcc5831bdbe [INFO] running `Command { std: "docker" "start" "b69b402e010020c5141feb8918a47266acee4b89ee57f89c93e68bcc5831bdbe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b69b402e010020c5141feb8918a47266acee4b89ee57f89c93e68bcc5831bdbe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b69b402e010020c5141feb8918a47266acee4b89ee57f89c93e68bcc5831bdbe" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "b69b402e010020c5141feb8918a47266acee4b89ee57f89c93e68bcc5831bdbe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b69b402e010020c5141feb8918a47266acee4b89ee57f89c93e68bcc5831bdbe" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "build" "--frozen" "--message-format=json" "--release", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.78 [INFO] [stderr] Compiling unicode-ident v1.0.12 [INFO] [stderr] Compiling libc v0.2.152 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling serde v1.0.196 [INFO] [stderr] Compiling ppv-lite86 v0.2.17 [INFO] [stderr] Compiling base64 v0.21.7 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Compiling getrandom v0.2.12 [INFO] [stderr] Compiling syn v2.0.50 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling rand_chacha v0.3.1 [INFO] [stderr] Compiling rand v0.8.5 [INFO] [stderr] Compiling serde_derive v1.0.196 [INFO] [stderr] Compiling bitflags v2.4.2 [INFO] [stderr] Compiling ron v0.8.1 [INFO] [stderr] Compiling scooter_rentals v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `cost_per` is never read [INFO] [stdout] --> src/main.rs:79:28 [INFO] [stdout] | [INFO] [stdout] 79 | let mut cost_per = 0.0; [INFO] [stdout] | ^^^ this value is reassigned later and never used [INFO] [stdout] ... [INFO] [stdout] 87 | cost_per = val; [INFO] [stdout] | -------------- `cost_per` is overwritten here before the previous value is read [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:136:5 [INFO] [stdout] | [INFO] [stdout] 136 | save_file.write_save_file(tmp_save_file_path); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 136 | let _ = save_file.write_save_file(tmp_save_file_path); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `release` profile [optimized] target(s) in 10.62s [INFO] running `Command { std: "docker" "inspect" "b69b402e010020c5141feb8918a47266acee4b89ee57f89c93e68bcc5831bdbe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b69b402e010020c5141feb8918a47266acee4b89ee57f89c93e68bcc5831bdbe" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "test" "--frozen" "--no-run" "--message-format=json" "--release", kill_on_drop: false }` [INFO] [stderr] Compiling scooter_rentals v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: value assigned to `cost_per` is never read [INFO] [stdout] --> src/main.rs:79:28 [INFO] [stdout] | [INFO] [stdout] 79 | let mut cost_per = 0.0; [INFO] [stdout] | ^^^ this value is reassigned later and never used [INFO] [stdout] ... [INFO] [stdout] 87 | cost_per = val; [INFO] [stdout] | -------------- `cost_per` is overwritten here before the previous value is read [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `cashflow_problems` is never used [INFO] [stdout] --> src/business.rs:225:8 [INFO] [stdout] | [INFO] [stdout] 225 | fn cashflow_problems() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `negative_cost` is never used [INFO] [stdout] --> src/business.rs:229:8 [INFO] [stdout] | [INFO] [stdout] 229 | fn negative_cost() { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:136:5 [INFO] [stdout] | [INFO] [stdout] 136 | save_file.write_save_file(tmp_save_file_path); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 136 | let _ = save_file.write_save_file(tmp_save_file_path); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `release` profile [optimized] target(s) in 0.59s [INFO] running `Command { std: "docker" "inspect" "b69b402e010020c5141feb8918a47266acee4b89ee57f89c93e68bcc5831bdbe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-w" "/opt/rustwide/workdir" "--user" "0:0" "b69b402e010020c5141feb8918a47266acee4b89ee57f89c93e68bcc5831bdbe" "/opt/rustwide/cargo-home/bin/cargo" "+1.98.0-beta.8" "test" "--frozen" "--release", kill_on_drop: false }` [INFO] [stderr] warning: value assigned to `cost_per` is never read [INFO] [stderr] --> src/main.rs:79:28 [INFO] [stderr] | [INFO] [stderr] 79 | let mut cost_per = 0.0; [INFO] [stderr] | ^^^ this value is reassigned later and never used [INFO] [stderr] ... [INFO] [stderr] 87 | cost_per = val; [INFO] [stderr] | -------------- `cost_per` is overwritten here before the previous value is read [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: function `cashflow_problems` is never used [INFO] [stderr] --> src/business.rs:225:8 [INFO] [stderr] | [INFO] [stderr] 225 | fn cashflow_problems() { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] [INFO] [stderr] warning: function `negative_cost` is never used [INFO] [stderr] --> src/business.rs:229:8 [INFO] [stderr] | [INFO] [stderr] 229 | fn negative_cost() { [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused `Result` that must be used [INFO] [stderr] --> src/main.rs:136:5 [INFO] [stderr] | [INFO] [stderr] 136 | save_file.write_save_file(tmp_save_file_path); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] = note: `#[warn(unused_must_use)]` (part of `#[warn(unused)]`) on by default [INFO] [stderr] help: use `let _ = ...` to ignore the resulting value [INFO] [stderr] | [INFO] [stderr] 136 | let _ = save_file.write_save_file(tmp_save_file_path); [INFO] [stderr] | +++++++ [INFO] [stderr] [INFO] [stderr] warning: `scooter_rentals` (bin "scooter_rentals" test) generated 4 warnings [INFO] [stderr] Finished `release` profile [optimized] target(s) in 0.05s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/release/deps/scooter_rentals-e1ac4c1367185697) [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stdout] test business::buy_scooters_tests::buy_some_scooters ... ok [INFO] [stdout] test business::rent_scooters_test::normal_rental ... ok [INFO] [stdout] test business::sell_scooters_tests::negative_cost ... ok [INFO] [stdout] test business::sell_scooters_tests::sell_working_scooters ... ok [INFO] [stdout] test weather::season_tests::choose_weather ... ok [INFO] [stdout] test business::sell_scooters_tests::not_enough_to_sell ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "b69b402e010020c5141feb8918a47266acee4b89ee57f89c93e68bcc5831bdbe", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b69b402e010020c5141feb8918a47266acee4b89ee57f89c93e68bcc5831bdbe", kill_on_drop: false }` [INFO] [stdout] b69b402e010020c5141feb8918a47266acee4b89ee57f89c93e68bcc5831bdbe