[INFO] cloning repository https://github.com/nothking/rust_study [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/nothking/rust_study" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnothking%2Frust_study", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnothking%2Frust_study'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] e10c5361da7b1f7a8d37ab4615d1586d86d8682a [INFO] checking nothking/rust_study against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnothking%2Frust_study" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nothking/rust_study 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/nothking/rust_study [INFO] finished tweaking git repo https://github.com/nothking/rust_study [INFO] tweaked toml for git repo https://github.com/nothking/rust_study written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/nothking/rust_study 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] Downloading crates ... [INFO] [stderr] Downloaded postgres v0.19.2 [INFO] [stderr] Downloaded md-5 v0.10.0 [INFO] [stderr] Downloaded hmac v0.12.0 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 00d829a8577d255705f6984012f054ef2c18ebe92d1756ce9ee776f89e9ca856 [INFO] running `Command { std: "docker" "start" "-a" "00d829a8577d255705f6984012f054ef2c18ebe92d1756ce9ee776f89e9ca856", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "00d829a8577d255705f6984012f054ef2c18ebe92d1756ce9ee776f89e9ca856", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "00d829a8577d255705f6984012f054ef2c18ebe92d1756ce9ee776f89e9ca856", kill_on_drop: false }` [INFO] [stdout] 00d829a8577d255705f6984012f054ef2c18ebe92d1756ce9ee776f89e9ca856 [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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e207e99ba0412f116006aa9f9e7b97455a4e57ddfedee337335e4d3ec3ceb2c1 [INFO] running `Command { std: "docker" "start" "-a" "e207e99ba0412f116006aa9f9e7b97455a4e57ddfedee337335e4d3ec3ceb2c1", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.113 [INFO] [stderr] Compiling proc-macro2 v1.0.29 [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Compiling futures-core v0.3.19 [INFO] [stderr] Checking subtle v2.4.1 [INFO] [stderr] Checking futures-sink v0.3.19 [INFO] [stderr] Compiling futures-channel v0.3.19 [INFO] [stderr] Compiling futures-task v0.3.19 [INFO] [stderr] Checking pin-project-lite v0.2.8 [INFO] [stderr] Compiling generic-array v0.14.5 [INFO] [stderr] Checking tinyvec v1.4.0 [INFO] [stderr] Compiling futures-util v0.3.19 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Compiling parking_lot_core v0.8.5 [INFO] [stderr] Checking unicode-bidi v0.3.6 [INFO] [stderr] Checking futures-io v0.3.19 [INFO] [stderr] Checking instant v0.1.12 [INFO] [stderr] Compiling async-trait v0.1.52 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Checking fallible-iterator v0.2.0 [INFO] [stderr] Checking siphasher v0.3.9 [INFO] [stderr] Checking lock_api v0.4.5 [INFO] [stderr] Checking phf_shared v0.10.0 [INFO] [stderr] Checking phf v0.10.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking block-buffer v0.10.0 [INFO] [stderr] Checking crypto-common v0.1.1 [INFO] [stderr] Checking digest v0.10.1 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking mio v0.7.14 [INFO] [stderr] Checking socket2 v0.4.3 [INFO] [stderr] Checking hmac v0.12.0 [INFO] [stderr] Checking md-5 v0.10.0 [INFO] [stderr] Checking sha2 v0.10.1 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Checking tokio v1.15.0 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking stringprep v0.1.2 [INFO] [stderr] Checking postgres-protocol v0.6.3 [INFO] [stderr] Checking postgres-types v0.2.2 [INFO] [stderr] Compiling futures-macro v0.3.19 [INFO] [stderr] Checking tokio-util v0.6.9 [INFO] [stderr] Checking futures-executor v0.3.19 [INFO] [stderr] Checking futures v0.3.19 [INFO] [stderr] Checking tokio-postgres v0.7.5 [INFO] [stderr] Checking postgres v0.19.2 [INFO] [stderr] Checking rust_study v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `id`, `name`, and `data` are never read [INFO] [stdout] --> src/postgre_test.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 5 | struct Person { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 6 | id : i32, [INFO] [stdout] | ^^ [INFO] [stdout] 7 | name:String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 8 | data:Option> [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `insert_data` is never used [INFO] [stdout] --> src/postgre_test.rs:43:4 [INFO] [stdout] | [INFO] [stdout] 43 | fn insert_data(client:&mut Client) -> Result<(),Error> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | postgre_test::db_test(); [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] 12 | let _ = postgre_test::db_test(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `id`, `name`, and `data` are never read [INFO] [stdout] --> src/postgre_test.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 5 | struct Person { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 6 | id : i32, [INFO] [stdout] | ^^ [INFO] [stdout] 7 | name:String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 8 | data:Option> [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `insert_data` is never used [INFO] [stdout] --> src/postgre_test.rs:43:4 [INFO] [stdout] | [INFO] [stdout] 43 | fn insert_data(client:&mut Client) -> Result<(),Error> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | postgre_test::db_test(); [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] 12 | let _ = postgre_test::db_test(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.91s [INFO] running `Command { std: "docker" "inspect" "e207e99ba0412f116006aa9f9e7b97455a4e57ddfedee337335e4d3ec3ceb2c1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e207e99ba0412f116006aa9f9e7b97455a4e57ddfedee337335e4d3ec3ceb2c1", kill_on_drop: false }` [INFO] [stdout] e207e99ba0412f116006aa9f9e7b97455a4e57ddfedee337335e4d3ec3ceb2c1 [INFO] checking nothking/rust_study against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fnothking%2Frust_study" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/nothking/rust_study on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/nothking/rust_study [INFO] finished tweaking git repo https://github.com/nothking/rust_study [INFO] tweaked toml for git repo https://github.com/nothking/rust_study written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/nothking/rust_study 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d1f9110921fffaed09eb638eb4f72ae3e6895c402697ded6189a4333b0d1f9c9 [INFO] running `Command { std: "docker" "start" "-a" "d1f9110921fffaed09eb638eb4f72ae3e6895c402697ded6189a4333b0d1f9c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d1f9110921fffaed09eb638eb4f72ae3e6895c402697ded6189a4333b0d1f9c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d1f9110921fffaed09eb638eb4f72ae3e6895c402697ded6189a4333b0d1f9c9", kill_on_drop: false }` [INFO] [stdout] d1f9110921fffaed09eb638eb4f72ae3e6895c402697ded6189a4333b0d1f9c9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d9fcab0a461e064641914c675213f2a2864ee32c6cd6c80394c64d2f3f9863ef [INFO] running `Command { std: "docker" "start" "-a" "d9fcab0a461e064641914c675213f2a2864ee32c6cd6c80394c64d2f3f9863ef", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.113 [INFO] [stderr] Compiling proc-macro2 v1.0.29 [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Compiling futures-core v0.3.19 [INFO] [stderr] Checking subtle v2.4.1 [INFO] [stderr] Checking futures-sink v0.3.19 [INFO] [stderr] Compiling futures-task v0.3.19 [INFO] [stderr] Compiling futures-channel v0.3.19 [INFO] [stderr] Checking pin-project-lite v0.2.8 [INFO] [stderr] Compiling generic-array v0.14.5 [INFO] [stderr] Checking tinyvec v1.4.0 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Compiling futures-util v0.3.19 [INFO] [stderr] Checking bytes v1.1.0 [INFO] [stderr] Checking unicode-bidi v0.3.6 [INFO] [stderr] Checking futures-io v0.3.19 [INFO] [stderr] Compiling parking_lot_core v0.8.5 [INFO] [stderr] Checking instant v0.1.12 [INFO] [stderr] Checking smallvec v1.8.0 [INFO] [stderr] Compiling async-trait v0.1.52 [INFO] [stderr] Checking fallible-iterator v0.2.0 [INFO] [stderr] Checking siphasher v0.3.9 [INFO] [stderr] Checking lock_api v0.4.5 [INFO] [stderr] Checking phf_shared v0.10.0 [INFO] [stderr] Checking phf v0.10.1 [INFO] [stderr] Checking block-buffer v0.10.0 [INFO] [stderr] Checking crypto-common v0.1.1 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Checking digest v0.10.1 [INFO] [stderr] Checking sha2 v0.10.1 [INFO] [stderr] Checking hmac v0.12.0 [INFO] [stderr] Checking md-5 v0.10.0 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking mio v0.7.14 [INFO] [stderr] Checking socket2 v0.4.3 [INFO] [stderr] Checking parking_lot v0.11.2 [INFO] [stderr] Checking unicode-normalization v0.1.19 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking tokio v1.15.0 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking stringprep v0.1.2 [INFO] [stderr] Checking postgres-protocol v0.6.3 [INFO] [stderr] Checking postgres-types v0.2.2 [INFO] [stderr] Checking tokio-util v0.6.9 [INFO] [stderr] Compiling futures-macro v0.3.19 [INFO] [stderr] Checking futures-executor v0.3.19 [INFO] [stderr] Checking futures v0.3.19 [INFO] [stderr] Checking tokio-postgres v0.7.5 [INFO] [stderr] Checking postgres v0.19.2 [INFO] [stderr] Checking rust_study v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: fields `id`, `name`, and `data` are never read [INFO] [stdout] --> src/postgre_test.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 5 | struct Person { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 6 | id : i32, [INFO] [stdout] | ^^ [INFO] [stdout] 7 | name:String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 8 | data:Option> [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `insert_data` is never used [INFO] [stdout] --> src/postgre_test.rs:43:4 [INFO] [stdout] | [INFO] [stdout] 43 | fn insert_data(client:&mut Client) -> Result<(),Error> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | postgre_test::db_test(); [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] 12 | let _ = postgre_test::db_test(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: fields `id`, `name`, and `data` are never read [INFO] [stdout] --> src/postgre_test.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 5 | struct Person { [INFO] [stdout] | ------ fields in this struct [INFO] [stdout] 6 | id : i32, [INFO] [stdout] | ^^ [INFO] [stdout] 7 | name:String, [INFO] [stdout] | ^^^^ [INFO] [stdout] 8 | data:Option> [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Person` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `insert_data` is never used [INFO] [stdout] --> src/postgre_test.rs:43:4 [INFO] [stdout] | [INFO] [stdout] 43 | fn insert_data(client:&mut Client) -> Result<(),Error> { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/main.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | postgre_test::db_test(); [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] 12 | let _ = postgre_test::db_test(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.95s [INFO] running `Command { std: "docker" "inspect" "d9fcab0a461e064641914c675213f2a2864ee32c6cd6c80394c64d2f3f9863ef", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d9fcab0a461e064641914c675213f2a2864ee32c6cd6c80394c64d2f3f9863ef", kill_on_drop: false }` [INFO] [stdout] d9fcab0a461e064641914c675213f2a2864ee32c6cd6c80394c64d2f3f9863ef