[INFO] cloning repository https://github.com/Ez-FlawLess/rust-playground [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ez-FlawLess/rust-playground" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEz-FlawLess%2Frust-playground", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEz-FlawLess%2Frust-playground'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] dcc803db8fa14db9435625b8f0402df99b78be19 [INFO] checking Ez-FlawLess/rust-playground against try#66388cc165a6c4ac98c074dc9f0281ff23528c55 for pr-150727 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEz-FlawLess%2Frust-playground" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'... [INFO] [stderr] done. [INFO] started tweaking git repo https://github.com/Ez-FlawLess/rust-playground [INFO] finished tweaking git repo https://github.com/Ez-FlawLess/rust-playground [INFO] tweaked toml for git repo https://github.com/Ez-FlawLess/rust-playground written to /workspace/builds/worker-3-tc2/source/Cargo.toml [INFO] validating manifest of git repo https://github.com/Ez-FlawLess/rust-playground on toolchain 66388cc165a6c4ac98c074dc9f0281ff23528c55 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] crate git repo https://github.com/Ez-FlawLess/rust-playground 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" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 067ee40b8db14038367d1f9b6cba5455bd06088227926ca5369a4ef479c9b26d [INFO] running `Command { std: "docker" "start" "-a" "067ee40b8db14038367d1f9b6cba5455bd06088227926ca5369a4ef479c9b26d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "067ee40b8db14038367d1f9b6cba5455bd06088227926ca5369a4ef479c9b26d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "067ee40b8db14038367d1f9b6cba5455bd06088227926ca5369a4ef479c9b26d", kill_on_drop: false }` [INFO] [stdout] 067ee40b8db14038367d1f9b6cba5455bd06088227926ca5369a4ef479c9b26d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:aa71247004a7fa38d13ec170f48f06cdedf5bc50b2a8645e56ed7e992e6fa513" "/opt/rustwide/cargo-home/bin/cargo" "+66388cc165a6c4ac98c074dc9f0281ff23528c55" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 63ec9082410918fd63e41580187692d3f7241e1e7b70677ce727bc40871f7935 [INFO] running `Command { std: "docker" "start" "-a" "63ec9082410918fd63e41580187692d3f7241e1e7b70677ce727bc40871f7935", kill_on_drop: false }` [INFO] [stderr] Checking unicode-ident v1.0.18 [INFO] [stderr] Compiling syn v2.0.104 [INFO] [stderr] Checking parking_lot_core v0.9.11 [INFO] [stderr] Checking proc-macro2 v1.0.95 [INFO] [stderr] Checking parking_lot v0.12.4 [INFO] [stderr] Checking quote v1.0.40 [INFO] [stderr] Checking pg_macros v0.1.0 (/opt/rustwide/workdir/pg_macros) [INFO] [stdout] warning: unused macro definition: `error` [INFO] [stdout] --> pg_macros/src/utils.rs:1:14 [INFO] [stdout] | [INFO] [stdout] 1 | macro_rules! error { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `error` [INFO] [stdout] --> pg_macros/src/utils.rs:9:16 [INFO] [stdout] | [INFO] [stdout] 9 | pub(crate) use error; [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 macro definition: `error` [INFO] [stdout] --> pg_macros/src/utils.rs:1:14 [INFO] [stdout] | [INFO] [stdout] 1 | macro_rules! error { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `error` [INFO] [stdout] --> pg_macros/src/utils.rs:9:16 [INFO] [stdout] | [INFO] [stdout] 9 | pub(crate) use error; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling tokio-macros v2.5.0 [INFO] [stdout] warning: unused macro definition: `error` [INFO] [stdout] --> pg_macros/src/utils.rs:1:14 [INFO] [stdout] | [INFO] [stdout] 1 | macro_rules! error { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_macros)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `error` [INFO] [stdout] --> pg_macros/src/utils.rs:9:16 [INFO] [stdout] | [INFO] [stdout] 9 | pub(crate) use error; [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tokio v1.46.1 [INFO] [stderr] Checking pg v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] [INFO] [stderr] thread 'rustc' (135) panicked at /rustc-dev/66388cc165a6c4ac98c074dc9f0281ff23528c55/compiler/rustc_ast/src/attr/mod.rs:302:36: [INFO] [stderr] attribute is missing tokens: Attribute { kind: Normal(NormalAttr { item: AttrItem { unsafety: Default, path: Path { span: src/test_allocator.rs:130:5: 130:12 (#103), segments: [PathSegment { ident: #103, id: NodeId(4294967040), args: None }], tokens: None }, args: Unparsed(Empty), tokens: None }, tokens: None }), id: AttrId(116), style: Outer, span: src/test_allocator.rs:130:5: 130:12 (#103) } [INFO] [stderr] stack backtrace: [INFO] [stdout] warning: unused import: `Arc` [INFO] [stdout] --> src/my_arc.rs:7:9 [INFO] [stdout] | [INFO] [stdout] 7 | Arc, [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] 0: 0x7d83a442bfa3 - <::print::DisplayBacktrace as core[75ca2badb63c4514]::fmt::Display>::fmt [INFO] [stderr] 1: 0x7d83a4a0fb48 - core[75ca2badb63c4514]::fmt::write [INFO] [stderr] 2: 0x7d83a4442226 - ::write_fmt [INFO] [stderr] 3: 0x7d83a4401b98 - std[7d609349af90bec6]::panicking::default_hook::{closure#0} [INFO] [stderr] 4: 0x7d83a441f833 - std[7d609349af90bec6]::panicking::default_hook [INFO] [stderr] 5: 0x7d83a340236a - std[7d609349af90bec6]::panicking::update_hook::>::{closure#0} [INFO] [stderr] 6: 0x7d83a441fb12 - std[7d609349af90bec6]::panicking::panic_with_hook [INFO] [stderr] 7: 0x7d83a4401c58 - std[7d609349af90bec6]::panicking::panic_handler::{closure#0} [INFO] [stderr] 8: 0x7d83a43f89a9 - std[7d609349af90bec6]::sys::backtrace::__rust_end_short_backtrace:: [INFO] [stderr] 9: 0x7d83a440372d - __rustc[69841a6cbc58d81d]::rust_begin_unwind [INFO] [stderr] 10: 0x7d83a1038f9c - core[75ca2badb63c4514]::panicking::panic_fmt [INFO] [stderr] 11: 0x7d83a57e0110 - ::token_trees [INFO] [stderr] 12: 0x7d83a601c314 - ::fully_expand_fragment [INFO] [stderr] 13: 0x7d83a5fe65d2 - ::expand_crate [INFO] [stderr] 14: 0x7d83a50f0af3 - rustc_interface[903e43df8d6bd657]::passes::configure_and_expand [INFO] [stderr] 15: 0x7d83a5c07658 - rustc_interface[903e43df8d6bd657]::passes::resolver_for_lowering_raw [INFO] [stderr] 16: 0x7d83a5c073cd - rustc_query_impl[8c5349e00d64015e]::plumbing::__rust_begin_short_backtrace::> [INFO] [stderr] 17: 0x7d83a5c073a7 - >::call_once [INFO] [stderr] 18: 0x7d83a5becb5f - rustc_query_system[d45be4fb383a0235]::query::plumbing::try_execute_query::>, false, false, false>, rustc_query_impl[8c5349e00d64015e]::plumbing::QueryCtxt, false> [INFO] [stderr] 19: 0x7d83a5bec6bc - rustc_query_impl[8c5349e00d64015e]::query_impl::resolver_for_lowering_raw::get_query_non_incr::__rust_end_short_backtrace [INFO] [stderr] 20: 0x7d83a5d7127b - , rustc_driver_impl[3f9d6dd912ac34bd]::run_compiler::{closure#0}::{closure#2}>::{closure#2} as core[75ca2badb63c4514]::ops::function::FnOnce<(&rustc_session[1e6875ba352dc1ba]::session::Session, rustc_middle[2342951a64deba5]::ty::context::CurrentGcx, alloc[d7482eb0f1d19161]::sync::Arc, &std[7d609349af90bec6]::sync::once_lock::OnceLock, &rustc_data_structures[c82a87ce5cdbfc92]::sync::worker_local::WorkerLocal, &rustc_data_structures[c82a87ce5cdbfc92]::sync::worker_local::WorkerLocal, rustc_driver_impl[3f9d6dd912ac34bd]::run_compiler::{closure#0}::{closure#2})>>::call_once::{shim:vtable#0} [INFO] [stderr] 21: 0x7d83a5c5ac98 - rustc_interface[903e43df8d6bd657]::interface::run_compiler::<(), rustc_driver_impl[3f9d6dd912ac34bd]::run_compiler::{closure#0}>::{closure#1} [INFO] [stderr] 22: 0x7d83a5aeac4e - std[7d609349af90bec6]::sys::backtrace::__rust_begin_short_backtrace::::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()> [INFO] [stderr] 23: 0x7d83a5aeaa20 - ::{closure#1}, ()>::{closure#0}, ()>::{closure#0}::{closure#0}, ()>::{closure#1} as core[75ca2badb63c4514]::ops::function::FnOnce<()>>::call_once::{shim:vtable#0} [INFO] [stderr] 24: 0x7d83a5aed138 - ::new::thread_start [INFO] [stderr] 25: 0x7d839f68aaa4 - [INFO] [stderr] 26: 0x7d839f717a64 - clone [INFO] [stderr] 27: 0x0 - [INFO] [stderr] [INFO] [stderr] error: the compiler unexpectedly panicked. this is a bug. [INFO] [stderr] [INFO] [stderr] note: we would appreciate a bug report: https://github.com/rust-lang/rust/issues/new?labels=C-bug%2C+I-ICE%2C+T-compiler&template=ice.md [INFO] [stderr] [INFO] [stderr] note: please make sure that you have updated to the latest nightly [INFO] [stderr] [INFO] [stderr] warning: the ICE couldn't be written to `/opt/rustwide/workdir/rustc-ice-2026-01-09T02_59_13-129.txt`: Read-only file system (os error 30) [INFO] [stderr] [INFO] [stderr] note: rustc 1.94.0-nightly (66388cc16 2026-01-08) running on x86_64-unknown-linux-gnu [INFO] [stderr] [INFO] [stderr] note: compiler flags: -C embed-bitcode=no -C debuginfo=2 [INFO] [stderr] [INFO] [stderr] note: some of the compiler flags provided by cargo are hidden [INFO] [stderr] [INFO] [stderr] query stack during panic: [INFO] [stderr] #0 [resolver_for_lowering_raw] getting the resolver for lowering [INFO] [stderr] end of query stack [INFO] [stderr] error: could not compile `pg` (bin "pg" test) [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] process didn't exit successfully: `/opt/rustwide/rustup-home/toolchains/66388cc165a6c4ac98c074dc9f0281ff23528c55/bin/rustc --crate-name pg --edition=2024 src/main.rs --error-format=json --json=diagnostic-rendered-ansi,artifacts,future-incompat --emit=dep-info,metadata -C embed-bitcode=no -C debuginfo=2 --test --check-cfg 'cfg(docsrs,test)' --check-cfg 'cfg(feature, values())' -C metadata=662d23cd8b12762b -C extra-filename=-bce74abef5a138cd --out-dir /opt/rustwide/target/debug/deps -L dependency=/opt/rustwide/target/debug/deps --extern pg_macros=/opt/rustwide/target/debug/deps/libpg_macros-fb350e7fecb12f19.so --extern tokio=/opt/rustwide/target/debug/deps/libtokio-ed0abd59a3cb8dbb.rmeta --cap-lints=forbid` (exit status: 101) [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: struct `BinaryTree` is never constructed [INFO] [stdout] --> src/binary_tree.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | pub struct BinaryTree(Option>); [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type alias `NextNode` is never used [INFO] [stdout] --> src/binary_tree.rs:5:6 [INFO] [stdout] | [INFO] [stdout] 5 | type NextNode = Option>>; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Node` is never constructed [INFO] [stdout] --> src/binary_tree.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 7 | struct Node { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `push`, and `exists` are never used [INFO] [stdout] --> src/binary_tree.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 13 | / impl BinaryTree [INFO] [stdout] 14 | | where [INFO] [stdout] 15 | | T: Ord, [INFO] [stdout] | |___________- associated items in this implementation [INFO] [stdout] 16 | { [INFO] [stdout] 17 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 21 | pub fn push(&mut self, value: T) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 28 | pub fn exists(&self, value: T) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `push`, and `exists` are never used [INFO] [stdout] --> src/binary_tree.rs:37:8 [INFO] [stdout] | [INFO] [stdout] 33 | / impl Node [INFO] [stdout] 34 | | where [INFO] [stdout] 35 | | T: Ord, [INFO] [stdout] | |___________- associated items in this implementation [INFO] [stdout] 36 | { [INFO] [stdout] 37 | fn new(value: T) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 45 | fn push(&mut self, value: T) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 59 | fn exists(&self, value: T) -> bool { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `ArcData` is never constructed [INFO] [stdout] --> src/my_arc.rs:12:8 [INFO] [stdout] | [INFO] [stdout] 12 | struct ArcData { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MyArc` is never constructed [INFO] [stdout] --> src/my_arc.rs:20:12 [INFO] [stdout] | [INFO] [stdout] 20 | pub struct MyArc { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new` and `data` are never used [INFO] [stdout] --> src/my_arc.rs:28:12 [INFO] [stdout] | [INFO] [stdout] 27 | impl MyArc { [INFO] [stdout] | ---------------- associated items in this implementation [INFO] [stdout] 28 | pub fn new(data: T) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 38 | fn data(&self) -> &ArcData { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Weak` is never constructed [INFO] [stdout] --> src/my_arc.rs:71:12 [INFO] [stdout] | [INFO] [stdout] 71 | pub struct Weak { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: methods `data` and `upgrade` are never used [INFO] [stdout] --> src/my_arc.rs:79:8 [INFO] [stdout] | [INFO] [stdout] 78 | impl Weak { [INFO] [stdout] | --------------- methods in this implementation [INFO] [stdout] 79 | fn data(&self) -> &ArcData { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 83 | pub fn upgrade(&self) -> Option> { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Channel` is never constructed [INFO] [stdout] --> src/my_channel.rs:11:12 [INFO] [stdout] | [INFO] [stdout] 11 | pub struct Channel { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `send`, and `receive` are never used [INFO] [stdout] --> src/my_channel.rs:17:12 [INFO] [stdout] | [INFO] [stdout] 16 | impl Channel { [INFO] [stdout] | ------------------ associated items in this implementation [INFO] [stdout] 17 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 24 | pub fn send(&self, message: T) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 29 | pub fn receive(&self) -> T { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `OneshotChannel` is never constructed [INFO] [stdout] --> src/my_channel.rs:40:12 [INFO] [stdout] | [INFO] [stdout] 40 | pub struct OneshotChannel { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `send`, `is_ready`, and `receive` are never used [INFO] [stdout] --> src/my_channel.rs:48:18 [INFO] [stdout] | [INFO] [stdout] 47 | impl OneshotChannel { [INFO] [stdout] | ------------------------- associated items in this implementation [INFO] [stdout] 48 | pub const fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 55 | pub unsafe fn send(&self, message: T) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 62 | pub fn is_ready(&self) -> bool { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 66 | pub unsafe fn receive(&self) -> T { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MyLinkedList` is never constructed [INFO] [stdout] --> src/my_linked_list.rs:5:12 [INFO] [stdout] | [INFO] [stdout] 5 | pub struct MyLinkedList{ [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MyNode` is never constructed [INFO] [stdout] --> src/my_linked_list.rs:9:12 [INFO] [stdout] | [INFO] [stdout] 9 | pub struct MyNode{ [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `push`, `pop`, and `get` are never used [INFO] [stdout] --> src/my_linked_list.rs:15:12 [INFO] [stdout] | [INFO] [stdout] 14 | impl MyLinkedList { [INFO] [stdout] | ----------------------- associated items in this implementation [INFO] [stdout] 15 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 21 | pub fn push(&mut self, data: T) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 32 | pub fn pop(&mut self) -> Option { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 56 | pub fn get(&self, index: usize) -> Option<&T> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `push_next`, `pop_next`, and `get` are never used [INFO] [stdout] --> src/my_linked_list.rs:63:8 [INFO] [stdout] | [INFO] [stdout] 62 | impl MyNode { [INFO] [stdout] | ----------------- associated items in this implementation [INFO] [stdout] 63 | fn new(data: T) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 70 | fn push_next(&mut self, data: T) { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 81 | fn pop_next(&mut self) -> Option { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 108 | fn get(&self, index: usize) -> Option<&T> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `MyVec` is never constructed [INFO] [stdout] --> src/my_vec.rs:4:12 [INFO] [stdout] | [INFO] [stdout] 4 | pub struct MyVec { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `DEFAULT_CAPACITY` is never used [INFO] [stdout] --> src/my_vec.rs:10:7 [INFO] [stdout] | [INFO] [stdout] 10 | const DEFAULT_CAPACITY: usize = 5; [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `initial_layout`, `new`, `push`, `pop`, `get`, and `len` are never used [INFO] [stdout] --> src/my_vec.rs:13:8 [INFO] [stdout] | [INFO] [stdout] 12 | impl MyVec { [INFO] [stdout] | ---------------- associated items in this implementation [INFO] [stdout] 13 | fn initial_layout() -> Layout { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 17 | pub fn new() -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 33 | pub fn push(&mut self, item: T) { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 63 | pub fn pop(&mut self) -> Option { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 77 | pub fn get(&self, index: usize) -> Option<&T> { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 91 | pub fn len(&self) -> usize { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `SpinLock` is never constructed [INFO] [stdout] --> src/spin_lock.rs:7:12 [INFO] [stdout] | [INFO] [stdout] 7 | pub struct SpinLock { [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated items `new`, `lock`, and `unlock` are never used [INFO] [stdout] --> src/spin_lock.rs:13:12 [INFO] [stdout] | [INFO] [stdout] 12 | impl SpinLock { [INFO] [stdout] | ------------------- associated items in this implementation [INFO] [stdout] 13 | pub fn new(value: T) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] ... [INFO] [stdout] 20 | fn lock(&self) -> Gaurd<'_, T> { [INFO] [stdout] | ^^^^ [INFO] [stdout] ... [INFO] [stdout] 27 | fn unlock(&self) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `Gaurd` is never constructed [INFO] [stdout] --> src/spin_lock.rs:34:12 [INFO] [stdout] | [INFO] [stdout] 34 | pub struct Gaurd<'a, T> { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct `VoidPtr` is never constructed [INFO] [stdout] --> src/void_ptr.rs:4:8 [INFO] [stdout] | [INFO] [stdout] 4 | struct VoidPtr(*mut std::ffi::c_void, PhantomData); [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function `new` is never used [INFO] [stdout] --> src/void_ptr.rs:7:8 [INFO] [stdout] | [INFO] [stdout] 6 | impl VoidPtr { [INFO] [stdout] | ------------------ associated function in this implementation [INFO] [stdout] 7 | fn new(x: T) -> Self { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "63ec9082410918fd63e41580187692d3f7241e1e7b70677ce727bc40871f7935", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "63ec9082410918fd63e41580187692d3f7241e1e7b70677ce727bc40871f7935", kill_on_drop: false }` [INFO] [stdout] 63ec9082410918fd63e41580187692d3f7241e1e7b70677ce727bc40871f7935