[INFO] cloning repository https://github.com/1103409364/practice_rust [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/1103409364/practice_rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1103409364%2Fpractice_rust", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1103409364%2Fpractice_rust'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] f64a8c9b87a2519835fe149bcdc865b320376d5f [INFO] checking 1103409364/practice_rust against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2F1103409364%2Fpractice_rust" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/1103409364/practice_rust on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/1103409364/practice_rust [INFO] finished tweaking git repo https://github.com/1103409364/practice_rust [INFO] tweaked toml for git repo https://github.com/1103409364/practice_rust written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/1103409364/practice_rust 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded codepage v0.1.1 [INFO] [stderr] Downloaded calamine v0.20.0 [INFO] [stderr] Downloaded serde_json v1.0.114 [INFO] [stderr] Downloaded syn v2.0.55 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5d268c78d59aa4f111277bbba54a40ab833eb019b1bef1cf11416f096cceef62 [INFO] running `Command { std: "docker" "start" "-a" "5d268c78d59aa4f111277bbba54a40ab833eb019b1bef1cf11416f096cceef62", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5d268c78d59aa4f111277bbba54a40ab833eb019b1bef1cf11416f096cceef62", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5d268c78d59aa4f111277bbba54a40ab833eb019b1bef1cf11416f096cceef62", kill_on_drop: false }` [INFO] [stdout] 5d268c78d59aa4f111277bbba54a40ab833eb019b1bef1cf11416f096cceef62 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] ec525a7ab48f02d5fd181faa15b4c20184fd7b2a1cd735c22bc86e25b424da10 [INFO] running `Command { std: "docker" "start" "-a" "ec525a7ab48f02d5fd181faa15b4c20184fd7b2a1cd735c22bc86e25b424da10", kill_on_drop: false }` [INFO] [stderr] Compiling crc32fast v1.4.0 [INFO] [stderr] Compiling syn v2.0.55 [INFO] [stderr] Checking encoding_rs v0.8.33 [INFO] [stderr] Checking memchr v2.7.1 [INFO] [stderr] Compiling serde_json v1.0.114 [INFO] [stderr] Checking byteorder v1.5.0 [INFO] [stderr] Checking itoa v1.0.10 [INFO] [stderr] Checking miniz_oxide v0.7.2 [INFO] [stderr] Checking flate2 v1.0.28 [INFO] [stderr] Checking zip v0.6.6 [INFO] [stderr] Checking quick-xml v0.28.2 [INFO] [stderr] Checking codepage v0.1.1 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking serde v1.0.197 [INFO] [stderr] Checking calamine v0.20.0 [INFO] [stderr] Checking practice_rust v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: function `fix_incorrect_order` is never used [INFO] [stdout] --> src/back_of_house.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn fix_incorrect_order() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `take_order` is never used [INFO] [stdout] --> src/front_of_house/serving.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn take_order() {} [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `serve_order` is never used [INFO] [stdout] --> src/front_of_house/serving.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn serve_order() {} [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `take_payment` is never used [INFO] [stdout] --> src/front_of_house/serving.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn take_payment() {} [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `complain` is never used [INFO] [stdout] --> src/front_of_house/serving.rs:11:4 [INFO] [stdout] | [INFO] [stdout] 11 | fn complain() {} [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `fix_incorrect_order` is never used [INFO] [stdout] --> src/back_of_house.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | pub fn fix_incorrect_order() { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `take_order` is never used [INFO] [stdout] --> src/front_of_house/serving.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn take_order() {} [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `serve_order` is never used [INFO] [stdout] --> src/front_of_house/serving.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn serve_order() {} [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `take_payment` is never used [INFO] [stdout] --> src/front_of_house/serving.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn take_payment() {} [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `complain` is never used [INFO] [stdout] --> src/front_of_house/serving.rs:11:4 [INFO] [stdout] | [INFO] [stdout] 11 | fn complain() {} [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `add_to_waitlist` is never used [INFO] [stdout] --> src/front_of_house/hosting.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn add_to_waitlist() {} [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `take_order` is never used [INFO] [stdout] --> src/front_of_house/serving.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn take_order() {} [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `serve_order` is never used [INFO] [stdout] --> src/front_of_house/serving.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn serve_order() {} [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `take_payment` is never used [INFO] [stdout] --> src/front_of_house/serving.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn take_payment() {} [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `complain` is never used [INFO] [stdout] --> src/front_of_house/serving.rs:11:4 [INFO] [stdout] | [INFO] [stdout] 11 | fn complain() {} [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `add_to_waitlist` is never used [INFO] [stdout] --> src/front_of_house/hosting.rs:8:8 [INFO] [stdout] | [INFO] [stdout] 8 | pub fn add_to_waitlist() {} [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `take_order` is never used [INFO] [stdout] --> src/front_of_house/serving.rs:3:8 [INFO] [stdout] | [INFO] [stdout] 3 | pub fn take_order() {} [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `serve_order` is never used [INFO] [stdout] --> src/front_of_house/serving.rs:5:8 [INFO] [stdout] | [INFO] [stdout] 5 | pub fn serve_order() {} [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `take_payment` is never used [INFO] [stdout] --> src/front_of_house/serving.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | pub fn take_payment() {} [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `complain` is never used [INFO] [stdout] --> src/front_of_house/serving.rs:11:4 [INFO] [stdout] | [INFO] [stdout] 11 | fn complain() {} [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.00s [INFO] running `Command { std: "docker" "inspect" "ec525a7ab48f02d5fd181faa15b4c20184fd7b2a1cd735c22bc86e25b424da10", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ec525a7ab48f02d5fd181faa15b4c20184fd7b2a1cd735c22bc86e25b424da10", kill_on_drop: false }` [INFO] [stdout] ec525a7ab48f02d5fd181faa15b4c20184fd7b2a1cd735c22bc86e25b424da10