[INFO] fetching crate glowdust 0.0.1... [INFO] checking glowdust-0.0.1 against try#4f260f0f20b3133d20cfb50353c0221943af5796+rustflags=-Dunmustuse_in_always_ok for pr-148577 [INFO] extracting crate glowdust 0.0.1 into /workspace/builds/worker-0-tc2/source [INFO] removed /workspace/builds/worker-0-tc2/source/rust-toolchain.toml [INFO] started tweaking crates.io crate glowdust 0.0.1 [INFO] finished tweaking crates.io crate glowdust 0.0.1 [INFO] tweaked toml for crates.io crate glowdust 0.0.1 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate glowdust 0.0.1 on toolchain 4f260f0f20b3133d20cfb50353c0221943af5796 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate crates.io crate glowdust 0.0.1 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" "+4f260f0f20b3133d20cfb50353c0221943af5796" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5b6712a9f01590c058f1a5e2082c28f151d9085a9264d9d2995c51c3b3160da1 [INFO] running `Command { std: "docker" "start" "-a" "5b6712a9f01590c058f1a5e2082c28f151d9085a9264d9d2995c51c3b3160da1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5b6712a9f01590c058f1a5e2082c28f151d9085a9264d9d2995c51c3b3160da1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b6712a9f01590c058f1a5e2082c28f151d9085a9264d9d2995c51c3b3160da1", kill_on_drop: false }` [INFO] [stdout] 5b6712a9f01590c058f1a5e2082c28f151d9085a9264d9d2995c51c3b3160da1 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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 -Dunmustuse_in_always_ok" "-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+4f260f0f20b3133d20cfb50353c0221943af5796" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 69da8f8795ab3887a66d1a568a192616f03dbf146d6309c736c6ff676009ef49 [INFO] running `Command { std: "docker" "start" "-a" "69da8f8795ab3887a66d1a568a192616f03dbf146d6309c736c6ff676009ef49", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.76 [INFO] [stderr] Compiling libc v0.2.149 [INFO] [stderr] Compiling serde v1.0.195 [INFO] [stderr] Compiling semver v1.0.20 [INFO] [stderr] Compiling lock_api v0.4.11 [INFO] [stderr] Checking smallvec v1.11.1 [INFO] [stderr] Checking bitflags v2.4.1 [INFO] [stderr] Compiling rustix v0.38.21 [INFO] [stderr] Compiling phf_shared v0.11.2 [INFO] [stderr] Checking tracing-core v0.1.32 [INFO] [stderr] Checking linux-raw-sys v0.4.10 [INFO] [stderr] Checking regex-automata v0.4.3 [INFO] [stderr] Checking spin v0.9.8 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling phf_generator v0.11.2 [INFO] [stderr] Compiling quote v1.0.35 [INFO] [stderr] Checking hash32 v0.2.1 [INFO] [stderr] Compiling heapless v0.7.16 [INFO] [stderr] Compiling syn v2.0.48 [INFO] [stderr] Checking nibble_vec v0.1.0 [INFO] [stderr] Compiling io-uring v0.6.3 [INFO] [stderr] Compiling serde_json v1.0.111 [INFO] [stderr] Checking endian-type v0.1.2 [INFO] [stderr] Checking radix_trie v0.2.1 [INFO] [stderr] Checking tracing-log v0.2.0 [INFO] [stderr] Checking thread_local v1.1.7 [INFO] [stderr] Checking memchr v2.6.4 [INFO] [stderr] Checking home v0.5.5 [INFO] [stderr] Checking unicode-segmentation v1.10.1 [INFO] [stderr] Checking regex v1.10.2 [INFO] [stderr] Checking nix v0.27.1 [INFO] [stderr] Checking fd-lock v4.0.2 [INFO] [stderr] Checking serde-json-core v0.5.1 [INFO] [stderr] Compiling tracing-attributes v0.1.27 [INFO] [stderr] Compiling rustyline-derive v0.10.0 [INFO] [stderr] Compiling phf_macros v0.11.2 [INFO] [stderr] Compiling ctor v0.2.6 [INFO] [stderr] Checking phf v0.11.2 [INFO] [stderr] Checking rustyline v13.0.0 [INFO] [stderr] Checking tracing v0.1.40 [INFO] [stderr] Checking tracing-subscriber v0.3.18 [INFO] [stderr] Checking glowdust v0.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused import: `std::io` [INFO] [stdout] --> src/compiler/cursor.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tracing::trace` [INFO] [stdout] --> src/compiler/parser/parse_state.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use tracing::trace; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `error` and `trace` [INFO] [stdout] --> src/compiler/parser/parser.rs:27:15 [INFO] [stdout] | [INFO] [stdout] 27 | use tracing::{error, trace}; [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::runtime::disassembler::disassemble_no_lines` [INFO] [stdout] --> src/runtime/vm.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | use crate::runtime::disassembler::disassemble_no_lines; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `let_chains` has been stable since 1.88.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | #![feature(let_chains)] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unexpected `cfg` condition value: `used_linker` [INFO] [stdout] --> src/compiler/mod.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | #[ctor::ctor] [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: no expected values for `feature` [INFO] [stdout] = note: using a cfg inside a attribute macro will use the cfgs from the destination crate and not the ones from the defining crate [INFO] [stdout] = help: try referring to `ctor::ctor` crate for guidance on how handle this unexpected cfg [INFO] [stdout] = help: the attribute macro `ctor::ctor` may come from an old version of the `ctor` crate, try updating your dependency with `cargo update -p ctor` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] = note: this warning originates in the attribute macro `ctor::ctor` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::io` [INFO] [stdout] --> src/compiler/cursor.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use std::io; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `tracing::trace` [INFO] [stdout] --> src/compiler/parser/parse_state.rs:6:5 [INFO] [stdout] | [INFO] [stdout] 6 | use tracing::trace; [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `error` and `trace` [INFO] [stdout] --> src/compiler/parser/parser.rs:27:15 [INFO] [stdout] | [INFO] [stdout] 27 | use tracing::{error, trace}; [INFO] [stdout] | ^^^^^ ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::runtime::disassembler::disassemble_no_lines` [INFO] [stdout] --> src/runtime/vm.rs:22:5 [INFO] [stdout] | [INFO] [stdout] 22 | use crate::runtime::disassembler::disassemble_no_lines; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `vector_to_value` [INFO] [stdout] --> src/store/mod.rs:91:36 [INFO] [stdout] | [INFO] [stdout] 91 | use crate::{empty_tuple_value, vector_to_value}; [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `let_chains` has been stable since 1.88.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | #![feature(let_chains)] [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Read` [INFO] [stdout] --> src/store/csv/uring.rs:4:33 [INFO] [stdout] | [INFO] [stdout] 4 | use std::io::{Error, ErrorKind, Read, Result}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/store/csv/uring.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | let mut source = OpenOptions::new().read(true).open(source)?; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `assumed_offset` [INFO] [stdout] --> src/store/csv/uring.rs:77:21 [INFO] [stdout] | [INFO] [stdout] 77 | let assumed_offset = cqe.user_data(); [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_assumed_offset` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `length` is never read [INFO] [stdout] --> src/compiler/parser/ast.rs:203:16 [INFO] [stdout] | [INFO] [stdout] 200 | pub struct Span { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] ... [INFO] [stdout] 203 | pub(crate) length: usize, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Span` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/compiler/query_solver.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 28 | Call { [INFO] [stdout] | ---- field in this variant [INFO] [stdout] 29 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CompiledCursor` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `cursor_id` is never read [INFO] [stdout] --> src/compiler/query_solver.rs:362:5 [INFO] [stdout] | [INFO] [stdout] 360 | struct CallFrame { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 361 | // the cursor id for this cursor. incremented externally, used for the OpCloseCursor in the epilogue [INFO] [stdout] 362 | cursor_id: u8, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: method `set_value` is never used [INFO] [stdout] --> src/compiler/value.rs:441:23 [INFO] [stdout] | [INFO] [stdout] 434 | impl FunctionValuesObject { [INFO] [stdout] | ------------------------- method in this implementation [INFO] [stdout] ... [INFO] [stdout] 441 | pub(crate) fn set_value(&mut self, domain_value: Vec, codomain_value: Value) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `dump_stack` is never used [INFO] [stdout] --> src/runtime/vm.rs:235:8 [INFO] [stdout] | [INFO] [stdout] 63 | impl VirtualMachine { [INFO] [stdout] | ------------------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 235 | fn dump_stack(stack: &[Value]) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `CsvInput` is never constructed [INFO] [stdout] --> src/store/csv/mod.rs:11:19 [INFO] [stdout] | [INFO] [stdout] 11 | pub(crate) struct CsvInput { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/store/csv/mod.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 16 | impl CsvInput { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 17 | pub fn new(function_name: &str, file_name: PathBuf) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `UringReader` is never constructed [INFO] [stdout] --> src/store/csv/uring.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct UringReader { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `get_blocksize`, and `read` are never used [INFO] [stdout] --> src/store/csv/uring.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 14 | impl UringReader { [INFO] [stdout] | ---------------- associated items in this implementation [INFO] [stdout] 15 | pub fn new(source: &PathBuf, blocksize: u32) -> Result { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 29 | pub fn get_blocksize(&self) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 33 | pub fn read(&mut self, buffer: &mut [u8], offset: u64) -> Result { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/compiler/parser/parser.rs:432:21 [INFO] [stdout] | [INFO] [stdout] 432 | parser.previous.value.parse::().unwrap(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/store/csv/mod.rs:103:9 [INFO] [stdout] | [INFO] [stdout] 103 | self.reader.seek(SeekFrom::Start(0)); [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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 103 | let _ = self.reader.seek(SeekFrom::Start(0)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `glowdust` (lib) due to 1 previous error; 18 warnings emitted [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: unused import: `Read` [INFO] [stdout] --> src/store/csv/uring.rs:4:33 [INFO] [stdout] | [INFO] [stdout] 4 | use std::io::{Error, ErrorKind, Read, Result}; [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/store/csv/uring.rs:20:13 [INFO] [stdout] | [INFO] [stdout] 20 | let mut source = OpenOptions::new().read(true).open(source)?; [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `assumed_offset` [INFO] [stdout] --> src/store/csv/uring.rs:77:21 [INFO] [stdout] | [INFO] [stdout] 77 | let assumed_offset = cqe.user_data(); [INFO] [stdout] | ^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_assumed_offset` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `length` is never read [INFO] [stdout] --> src/compiler/parser/ast.rs:203:16 [INFO] [stdout] | [INFO] [stdout] 200 | pub struct Span { [INFO] [stdout] | ---- field in this struct [INFO] [stdout] ... [INFO] [stdout] 203 | pub(crate) length: usize, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `Span` has derived impls for the traits `Clone` and `Debug`, but these are intentionally ignored during dead code analysis [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `name` is never read [INFO] [stdout] --> src/compiler/query_solver.rs:29:9 [INFO] [stdout] | [INFO] [stdout] 28 | Call { [INFO] [stdout] | ---- field in this variant [INFO] [stdout] 29 | name: String, [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `CompiledCursor` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `cursor_id` is never read [INFO] [stdout] --> src/compiler/query_solver.rs:362:5 [INFO] [stdout] | [INFO] [stdout] 360 | struct CallFrame { [INFO] [stdout] | --------- field in this struct [INFO] [stdout] 361 | // the cursor id for this cursor. incremented externally, used for the OpCloseCursor in the epilogue [INFO] [stdout] 362 | cursor_id: u8, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `dump_stack` is never used [INFO] [stdout] --> src/runtime/vm.rs:235:8 [INFO] [stdout] | [INFO] [stdout] 63 | impl VirtualMachine { [INFO] [stdout] | ------------------- associated function in this implementation [INFO] [stdout] ... [INFO] [stdout] 235 | fn dump_stack(stack: &[Value]) { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `CsvInput` is never constructed [INFO] [stdout] --> src/store/csv/mod.rs:11:19 [INFO] [stdout] | [INFO] [stdout] 11 | pub(crate) struct CsvInput { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/store/csv/mod.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 16 | impl CsvInput { [INFO] [stdout] | ------------- associated function in this implementation [INFO] [stdout] 17 | pub fn new(function_name: &str, file_name: PathBuf) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `UringReader` is never constructed [INFO] [stdout] --> src/store/csv/uring.rs:8:12 [INFO] [stdout] | [INFO] [stdout] 8 | pub struct UringReader { [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `get_blocksize`, and `read` are never used [INFO] [stdout] --> src/store/csv/uring.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 14 | impl UringReader { [INFO] [stdout] | ---------------- associated items in this implementation [INFO] [stdout] 15 | pub fn new(source: &PathBuf, blocksize: u32) -> Result { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 29 | pub fn get_blocksize(&self) -> u32 { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 33 | pub fn read(&mut self, buffer: &mut [u8], offset: u64) -> Result { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: this type will no longer be must used: Result [INFO] [stdout] --> src/compiler/parser/parser.rs:432:21 [INFO] [stdout] | [INFO] [stdout] 432 | parser.previous.value.parse::().unwrap(), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: requested on the command line with `-D unmustuse-in-always-ok` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> src/store/csv/mod.rs:103:9 [INFO] [stdout] | [INFO] [stdout] 103 | self.reader.seek(SeekFrom::Start(0)); [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)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 103 | let _ = self.reader.seek(SeekFrom::Start(0)); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `glowdust` (lib test) due to 1 previous error; 19 warnings emitted [INFO] running `Command { std: "docker" "inspect" "69da8f8795ab3887a66d1a568a192616f03dbf146d6309c736c6ff676009ef49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "69da8f8795ab3887a66d1a568a192616f03dbf146d6309c736c6ff676009ef49", kill_on_drop: false }` [INFO] [stdout] 69da8f8795ab3887a66d1a568a192616f03dbf146d6309c736c6ff676009ef49