[INFO] cloning repository https://github.com/mafron/mini-rdbms [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mafron/mini-rdbms" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmafron%2Fmini-rdbms", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmafron%2Fmini-rdbms'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 427cd84ad19d4d975bdabbd68d4a551cde1897ab [INFO] checking mafron/mini-rdbms against master#1f12b9b0fdbe735968ac002792a720f0ba4faca6 for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmafron%2Fmini-rdbms" "/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/mafron/mini-rdbms on toolchain 1f12b9b0fdbe735968ac002792a720f0ba4faca6 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mafron/mini-rdbms [INFO] finished tweaking git repo https://github.com/mafron/mini-rdbms [INFO] tweaked toml for git repo https://github.com/mafron/mini-rdbms written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate git repo https://github.com/mafron/mini-rdbms 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" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded windows-sys v0.59.0 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] d67a72049294a3e6d41de4fc542ee12a9bbca5721dfd505c01e830c52d7c7d71 [INFO] running `Command { std: "docker" "start" "-a" "d67a72049294a3e6d41de4fc542ee12a9bbca5721dfd505c01e830c52d7c7d71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d67a72049294a3e6d41de4fc542ee12a9bbca5721dfd505c01e830c52d7c7d71", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d67a72049294a3e6d41de4fc542ee12a9bbca5721dfd505c01e830c52d7c7d71", kill_on_drop: false }` [INFO] [stdout] d67a72049294a3e6d41de4fc542ee12a9bbca5721dfd505c01e830c52d7c7d71 [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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+1f12b9b0fdbe735968ac002792a720f0ba4faca6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b10362d30b2802c33f8be1e52f1b1409310205d9b52eb561faf0676ee1d85cc2 [INFO] running `Command { std: "docker" "start" "-a" "b10362d30b2802c33f8be1e52f1b1409310205d9b52eb561faf0676ee1d85cc2", kill_on_drop: false }` [INFO] [stderr] Compiling rustix v0.38.34 [INFO] [stderr] Checking bitflags v2.6.0 [INFO] [stderr] Checking linux-raw-sys v0.4.14 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking fastrand v2.1.0 [INFO] [stderr] Checking tempfile v3.12.0 [INFO] [stderr] Checking mini-rdbms v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: constant `PAGE_SIZE` is never used [INFO] [stdout] --> src/disk_manager.rs:6:7 [INFO] [stdout] | [INFO] [stdout] 6 | const PAGE_SIZE: usize = 4096; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `DiskManager` is never constructed [INFO] [stdout] --> src/disk_manager.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct DiskManager { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `PageID` is never constructed [INFO] [stdout] --> src/disk_manager.rs:22:12 [INFO] [stdout] | [INFO] [stdout] 22 | pub struct PageID(pub u64); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `PageID` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `to_u64` is never used [INFO] [stdout] --> src/disk_manager.rs:25:12 [INFO] [stdout] | [INFO] [stdout] 24 | impl PageID { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] 25 | pub fn to_u64(self) -> u64 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `allocate_page`, `read`, and `write` are never used [INFO] [stdout] --> src/disk_manager.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 30 | impl DiskManager { [INFO] [stdout] | ---------------- associated items in this implementation [INFO] [stdout] 31 | // コンストラクタ [INFO] [stdout] 32 | pub fn new(heap_file_path: impl AsRef) -> io::Result { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 51 | pub fn allocate_page(&mut self) -> PageID { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 58 | pub fn read(&mut self, page_id: PageID, data: &mut [u8]) -> io::Result<()> { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 68 | pub fn write(&mut self, page_id: PageID, data: &[u8]) -> io::Result<()> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/disk_manager.rs:111:9 [INFO] [stdout] | [INFO] [stdout] 111 | disk2.read(test_page_id, &mut buffer); [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] 111 | let _ = disk2.read(test_page_id, &mut buffer); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/disk_manager.rs:113:9 [INFO] [stdout] | [INFO] [stdout] 113 | disk2.read(second_test_page_id, &mut buffer); [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] 113 | let _ = disk2.read(second_test_page_id, &mut buffer); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.54s [INFO] running `Command { std: "docker" "inspect" "b10362d30b2802c33f8be1e52f1b1409310205d9b52eb561faf0676ee1d85cc2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b10362d30b2802c33f8be1e52f1b1409310205d9b52eb561faf0676ee1d85cc2", kill_on_drop: false }` [INFO] [stdout] b10362d30b2802c33f8be1e52f1b1409310205d9b52eb561faf0676ee1d85cc2 [INFO] checking mafron/mini-rdbms against try#f9935d29d867449445ee008640ccca1bf1ae0889+rustflags=-Dtail_expr_drop_order for crater-rollup-uwu [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmafron%2Fmini-rdbms" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/mafron/mini-rdbms on toolchain f9935d29d867449445ee008640ccca1bf1ae0889 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/mafron/mini-rdbms [INFO] finished tweaking git repo https://github.com/mafron/mini-rdbms [INFO] tweaked toml for git repo https://github.com/mafron/mini-rdbms written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate git repo https://github.com/mafron/mini-rdbms 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" "+f9935d29d867449445ee008640ccca1bf1ae0889" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 6093ebf4c924531a29c561542bc16a2e6d4c39a206158c0feb90c69f25b62f48 [INFO] running `Command { std: "docker" "start" "-a" "6093ebf4c924531a29c561542bc16a2e6d4c39a206158c0feb90c69f25b62f48", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "6093ebf4c924531a29c561542bc16a2e6d4c39a206158c0feb90c69f25b62f48", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6093ebf4c924531a29c561542bc16a2e6d4c39a206158c0feb90c69f25b62f48", kill_on_drop: false }` [INFO] [stdout] 6093ebf4c924531a29c561542bc16a2e6d4c39a206158c0feb90c69f25b62f48 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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 -Dtail_expr_drop_order" "-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+f9935d29d867449445ee008640ccca1bf1ae0889" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 874c4ba8fcf788bcb3d9891599977cc264c62c028a08e6ca129dec96b566a19a [INFO] running `Command { std: "docker" "start" "-a" "874c4ba8fcf788bcb3d9891599977cc264c62c028a08e6ca129dec96b566a19a", kill_on_drop: false }` [INFO] [stderr] Compiling rustix v0.38.34 [INFO] [stderr] Checking bitflags v2.6.0 [INFO] [stderr] Checking linux-raw-sys v0.4.14 [INFO] [stderr] Checking once_cell v1.19.0 [INFO] [stderr] Checking fastrand v2.1.0 [INFO] [stderr] Checking tempfile v3.12.0 [INFO] [stderr] Checking mini-rdbms v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: constant `PAGE_SIZE` is never used [INFO] [stdout] --> src/disk_manager.rs:6:7 [INFO] [stdout] | [INFO] [stdout] 6 | const PAGE_SIZE: usize = 4096; [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `DiskManager` is never constructed [INFO] [stdout] --> src/disk_manager.rs:12:12 [INFO] [stdout] | [INFO] [stdout] 12 | pub struct DiskManager { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `PageID` is never constructed [INFO] [stdout] --> src/disk_manager.rs:22:12 [INFO] [stdout] | [INFO] [stdout] 22 | pub struct PageID(pub u64); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `PageID` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `to_u64` is never used [INFO] [stdout] --> src/disk_manager.rs:25:12 [INFO] [stdout] | [INFO] [stdout] 24 | impl PageID { [INFO] [stdout] | ----------- method in this implementation [INFO] [stdout] 25 | pub fn to_u64(self) -> u64 { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `allocate_page`, `read`, and `write` are never used [INFO] [stdout] --> src/disk_manager.rs:32:12 [INFO] [stdout] | [INFO] [stdout] 30 | impl DiskManager { [INFO] [stdout] | ---------------- associated items in this implementation [INFO] [stdout] 31 | // コンストラクタ [INFO] [stdout] 32 | pub fn new(heap_file_path: impl AsRef) -> io::Result { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 51 | pub fn allocate_page(&mut self) -> PageID { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 58 | pub fn read(&mut self, page_id: PageID, data: &mut [u8]) -> io::Result<()> { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 68 | pub fn write(&mut self, page_id: PageID, data: &[u8]) -> io::Result<()> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/disk_manager.rs:44:12 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn new(heap_file_path: impl AsRef) -> io::Result { [INFO] [stdout] | -------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 33 | // ヒープファイルのオープン [INFO] [stdout] 34 | let heap_file = OpenOptions::new() [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 44 | Ok(Self { [INFO] [stdout] | ____________^ [INFO] [stdout] 45 | | heap_file, [INFO] [stdout] 46 | | next_page_id, [INFO] [stdout] 47 | | }) [INFO] [stdout] | | ^ [INFO] [stdout] | | | [INFO] [stdout] | | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | |_________these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mini-rdbms` (bin "mini-rdbms") due to 2 previous errors; 5 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: these values and local bindings have significant drop implementation that will have a different drop order from that of Edition 2021 [INFO] [stdout] --> src/disk_manager.rs:44:12 [INFO] [stdout] | [INFO] [stdout] 32 | pub fn new(heap_file_path: impl AsRef) -> io::Result { [INFO] [stdout] | -------------------------------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] 33 | // ヒープファイルのオープン [INFO] [stdout] 34 | let heap_file = OpenOptions::new() [INFO] [stdout] | --------- these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] ... [INFO] [stdout] 44 | Ok(Self { [INFO] [stdout] | ____________^ [INFO] [stdout] 45 | | heap_file, [INFO] [stdout] 46 | | next_page_id, [INFO] [stdout] 47 | | }) [INFO] [stdout] | | ^ [INFO] [stdout] | | | [INFO] [stdout] | | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | | these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | |_________these values have significant drop implementation and will observe changes in drop order under Edition 2024 [INFO] [stdout] | [INFO] [stdout] | [INFO] [stdout] = warning: this changes meaning in Rust 2024 [INFO] [stdout] = note: for more information, see issue #123739 [INFO] [stdout] = note: requested on the command line with `-D tail-expr-drop-order` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/disk_manager.rs:111:9 [INFO] [stdout] | [INFO] [stdout] 111 | disk2.read(test_page_id, &mut buffer); [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] 111 | let _ = disk2.read(test_page_id, &mut buffer); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/disk_manager.rs:113:9 [INFO] [stdout] | [INFO] [stdout] 113 | disk2.read(second_test_page_id, &mut buffer); [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] 113 | let _ = disk2.read(second_test_page_id, &mut buffer); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error; 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `mini-rdbms` (bin "mini-rdbms" test) due to 2 previous errors; 2 warnings emitted [INFO] running `Command { std: "docker" "inspect" "874c4ba8fcf788bcb3d9891599977cc264c62c028a08e6ca129dec96b566a19a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "874c4ba8fcf788bcb3d9891599977cc264c62c028a08e6ca129dec96b566a19a", kill_on_drop: false }` [INFO] [stdout] 874c4ba8fcf788bcb3d9891599977cc264c62c028a08e6ca129dec96b566a19a