[INFO] fetching crate sql_csv 0.2.0...
[INFO] checking sql_csv-0.2.0 against try#eb43a7af9abeacf703345e49daba222ddc0623e9 for pr-95565
[INFO] extracting crate sql_csv 0.2.0 into /workspace/builds/worker-45/source
[INFO] validating manifest of crates.io crate sql_csv 0.2.0 on toolchain eb43a7af9abeacf703345e49daba222ddc0623e9
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eb43a7af9abeacf703345e49daba222ddc0623e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sql_csv 0.2.0
[INFO] finished tweaking crates.io crate sql_csv 0.2.0
[INFO] tweaked toml for crates.io crate sql_csv 0.2.0 written to /workspace/builds/worker-45/source/Cargo.toml
[INFO] crate crates.io crate sql_csv 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+eb43a7af9abeacf703345e49daba222ddc0623e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] [stdout] 595f5ef9441c7e0a93b0787c157772896e268fcd2c15f80074f2d7f7c1651a79
[INFO] running `Command { std: "docker" "start" "-a" "595f5ef9441c7e0a93b0787c157772896e268fcd2c15f80074f2d7f7c1651a79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "595f5ef9441c7e0a93b0787c157772896e268fcd2c15f80074f2d7f7c1651a79", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "595f5ef9441c7e0a93b0787c157772896e268fcd2c15f80074f2d7f7c1651a79", kill_on_drop: false }`
[INFO] [stdout] 595f5ef9441c7e0a93b0787c157772896e268fcd2c15f80074f2d7f7c1651a79
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-45/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" "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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+eb43a7af9abeacf703345e49daba222ddc0623e9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a210931132c4940d67ca77f597034bb66b801aa7e841568864d6e695e1f0c5fa
[INFO] running `Command { std: "docker" "start" "-a" "a210931132c4940d67ca77f597034bb66b801aa7e841568864d6e695e1f0c5fa", kill_on_drop: false }`
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[INFO] [stderr]     Checking sql_csv v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `datafusion::arrow::util::data_gen::create_random_array`
[INFO] [stdout]  --> examples/test.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use datafusion::arrow::util::data_gen::create_random_array;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> examples/test.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 |     std::fs::remove_dir_all(&temp_dir);
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]  --> examples/test.rs:9:5
[INFO] [stdout]   |
[INFO] [stdout] 9 |     std::fs::rename(file,"c:/temp/a.csv");
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> examples/test.rs:10:5
[INFO] [stdout]    |
[INFO] [stdout] 10 |     std::fs::remove_dir_all(&temp_dir);
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/main.rs:125:5
[INFO] [stdout]     |
[INFO] [stdout] 87  | /     loop {
[INFO] [stdout] 88  | |         print_tip(&mut stdout);
[INFO] [stdout] 89  | |         if let Some(Ok(line)) = lines.next(){
[INFO] [stdout] 90  | |             if line.starts_with("--") {
[INFO] [stdout] ...   |
[INFO] [stdout] 123 | |         }
[INFO] [stdout] 124 | |     }
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] 125 | /     while let Some(Ok(line)) = lines.next() {
[INFO] [stdout] 126 | |
[INFO] [stdout] 127 | |         print_tip(&mut stdout);
[INFO] [stdout] 128 | |
[INFO] [stdout] 129 | |     }
[INFO] [stdout]     | |_____^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unreachable statement
[INFO] [stdout]    --> src/main.rs:125:5
[INFO] [stdout]     |
[INFO] [stdout] 87  | /     loop {
[INFO] [stdout] 88  | |         print_tip(&mut stdout);
[INFO] [stdout] 89  | |         if let Some(Ok(line)) = lines.next(){
[INFO] [stdout] 90  | |             if line.starts_with("--") {
[INFO] [stdout] ...   |
[INFO] [stdout] 123 | |         }
[INFO] [stdout] 124 | |     }
[INFO] [stdout]     | |_____- any code following this expression is unreachable
[INFO] [stdout] 125 | /     while let Some(Ok(line)) = lines.next() {
[INFO] [stdout] 126 | |
[INFO] [stdout] 127 | |         print_tip(&mut stdout);
[INFO] [stdout] 128 | |
[INFO] [stdout] 129 | |     }
[INFO] [stdout]     | |_____^ unreachable statement
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unreachable_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/main.rs:125:23
[INFO] [stdout]     |
[INFO] [stdout] 125 |     while let Some(Ok(line)) = lines.next() {
[INFO] [stdout]     |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `line`
[INFO] [stdout]    --> src/main.rs:125:23
[INFO] [stdout]     |
[INFO] [stdout] 125 |     while let Some(Ok(line)) = lines.next() {
[INFO] [stdout]     |                       ^^^^ help: if this is intentional, prefix it with an underscore: `_line`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |         print_tip(&mut stdout);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:127:9
[INFO] [stdout]     |
[INFO] [stdout] 127 |         print_tip(&mut stdout);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:145:5
[INFO] [stdout]     |
[INFO] [stdout] 145 |     std::fs::remove_dir_all(&temp_dir);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 |     std::fs::copy(temp_csv,file);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:149:5
[INFO] [stdout]     |
[INFO] [stdout] 149 |     std::fs::remove_dir_all(&temp_dir);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/main.rs:88:9
[INFO] [stdout]    |
[INFO] [stdout] 88 |         print_tip(&mut stdout);
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:127:9
[INFO] [stdout]     |
[INFO] [stdout] 127 |         print_tip(&mut stdout);
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:145:5
[INFO] [stdout]     |
[INFO] [stdout] 145 |     std::fs::remove_dir_all(&temp_dir);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:148:5
[INFO] [stdout]     |
[INFO] [stdout] 148 |     std::fs::copy(temp_csv,file);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]    --> src/main.rs:149:5
[INFO] [stdout]     |
[INFO] [stdout] 149 |     std::fs::remove_dir_all(&temp_dir);
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 7 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 20s
[INFO] running `Command { std: "docker" "inspect" "a210931132c4940d67ca77f597034bb66b801aa7e841568864d6e695e1f0c5fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a210931132c4940d67ca77f597034bb66b801aa7e841568864d6e695e1f0c5fa", kill_on_drop: false }`
[INFO] [stdout] a210931132c4940d67ca77f597034bb66b801aa7e841568864d6e695e1f0c5fa