[INFO] cloning repository https://github.com/st4rt-up/course_project [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/st4rt-up/course_project" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fst4rt-up%2Fcourse_project", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fst4rt-up%2Fcourse_project'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d1b39470a22010c3f120d487caeb114ba2110788 [INFO] checking st4rt-up/course_project against master#32cd9114712a24010b0583624dc52ac302194128 for pr-143717 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fst4rt-up%2Fcourse_project" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/st4rt-up/course_project [INFO] finished tweaking git repo https://github.com/st4rt-up/course_project [INFO] tweaked toml for git repo https://github.com/st4rt-up/course_project written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/st4rt-up/course_project on toolchain 32cd9114712a24010b0583624dc52ac302194128 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+32cd9114712a24010b0583624dc52ac302194128" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/st4rt-up/course_project 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" "+32cd9114712a24010b0583624dc52ac302194128" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+32cd9114712a24010b0583624dc52ac302194128" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 691dfcd4d4c2bc72c81e4b957fd613a8babbb42a0ce4d71bfca948fc39b156c7 [INFO] running `Command { std: "docker" "start" "-a" "691dfcd4d4c2bc72c81e4b957fd613a8babbb42a0ce4d71bfca948fc39b156c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "691dfcd4d4c2bc72c81e4b957fd613a8babbb42a0ce4d71bfca948fc39b156c7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "691dfcd4d4c2bc72c81e4b957fd613a8babbb42a0ce4d71bfca948fc39b156c7", kill_on_drop: false }` [INFO] [stdout] 691dfcd4d4c2bc72c81e4b957fd613a8babbb42a0ce4d71bfca948fc39b156c7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+32cd9114712a24010b0583624dc52ac302194128" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 320ffe08910c682a698d6dfcc0f8fb644386f1cb10f65e1117bd57fc87d713f7 [INFO] running `Command { std: "docker" "start" "-a" "320ffe08910c682a698d6dfcc0f8fb644386f1cb10f65e1117bd57fc87d713f7", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.171 [INFO] [stderr] Compiling getrandom v0.3.2 [INFO] [stderr] Compiling shlex v1.3.0 [INFO] [stderr] Compiling zerocopy v0.8.24 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Compiling pkg-config v0.3.32 [INFO] [stderr] Compiling vcpkg v0.2.15 [INFO] [stderr] Checking foldhash v0.1.5 [INFO] [stderr] Checking smallvec v1.14.0 [INFO] [stderr] Checking hashbrown v0.15.2 [INFO] [stderr] Checking bitflags v2.9.0 [INFO] [stderr] Compiling cc v1.2.17 [INFO] [stderr] Checking fallible-iterator v0.3.0 [INFO] [stderr] Checking fallible-streaming-iterator v0.1.9 [INFO] [stderr] Checking hashlink v0.10.0 [INFO] [stderr] Checking rand_core v0.9.3 [INFO] [stderr] Compiling libsqlite3-sys v0.32.0 [INFO] [stderr] Checking ppv-lite86 v0.2.21 [INFO] [stderr] Checking rand_chacha v0.9.0 [INFO] [stderr] Checking rand v0.9.0 [INFO] [stderr] Checking rusqlite v0.34.0 [INFO] [stderr] Checking course_project v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused variable: `employee` [INFO] [stdout] --> src/main.rs:543:19 [INFO] [stdout] | [INFO] [stdout] 543 | pub fn insert(employee: &i32, hotel: &str) -> Result<()> { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_employee` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/main.rs:654:35 [INFO] [stdout] | [INFO] [stdout] 654 | pub fn archive_by_reservation(res: Reservation) {} [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/main.rs:657:13 [INFO] [stdout] | [INFO] [stdout] 657 | let res = Reservation::get_from_primary_key((address, room_number))?; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | example_query_1(); [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)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 25 | let _ = example_query_1(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:957:21 [INFO] [stdout] | [INFO] [stdout] 957 | &amenities_list.shuffle(&mut rng); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 957 | let _ = &amenities_list.shuffle(&mut rng); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:978:9 [INFO] [stdout] | [INFO] [stdout] 978 | Room::insert(&r_tuple.0, r_tuple.1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 978 | let _ = Room::insert(&r_tuple.0, r_tuple.1); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `employee` [INFO] [stdout] --> src/main.rs:543:19 [INFO] [stdout] | [INFO] [stdout] 543 | pub fn insert(employee: &i32, hotel: &str) -> Result<()> { [INFO] [stdout] | ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_employee` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/main.rs:654:35 [INFO] [stdout] | [INFO] [stdout] 654 | pub fn archive_by_reservation(res: Reservation) {} [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `res` [INFO] [stdout] --> src/main.rs:657:13 [INFO] [stdout] | [INFO] [stdout] 657 | let res = Reservation::get_from_primary_key((address, room_number))?; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_res` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:25:5 [INFO] [stdout] | [INFO] [stdout] 25 | example_query_1(); [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)]` on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 25 | let _ = example_query_1(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> src/main.rs:957:21 [INFO] [stdout] | [INFO] [stdout] 957 | &amenities_list.shuffle(&mut rng); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 957 | let _ = &amenities_list.shuffle(&mut rng); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:978:9 [INFO] [stdout] | [INFO] [stdout] 978 | Room::insert(&r_tuple.0, r_tuple.1); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 978 | let _ = Room::insert(&r_tuple.0, r_tuple.1); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.66s [INFO] running `Command { std: "docker" "inspect" "320ffe08910c682a698d6dfcc0f8fb644386f1cb10f65e1117bd57fc87d713f7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "320ffe08910c682a698d6dfcc0f8fb644386f1cb10f65e1117bd57fc87d713f7", kill_on_drop: false }` [INFO] [stdout] 320ffe08910c682a698d6dfcc0f8fb644386f1cb10f65e1117bd57fc87d713f7