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rustdatastructures v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `AtomicBool`, `AtomicUsize`, and `Ordering` [INFO] [stdout] --> src/artofmultiprocessor/ch10.rs:1:25 [INFO] [stdout] | [INFO] [stdout] 1 | use std::sync::atomic::{AtomicBool, AtomicUsize, Ordering}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Cell`, `UnsafeCell`, and `sync::Arc` [INFO] [stdout] --> src/artofmultiprocessor/ch10.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | cell::{Cell, UnsafeCell}, [INFO] [stdout] | ^^^^ ^^^^^^^^^^ [INFO] [stdout] 4 | sync::Arc, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `thread::JoinHandle` [INFO] [stdout] --> src/artofmultiprocessor/ch10.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use thread::JoinHandle; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Cell` and `sync::Arc` [INFO] [stdout] --> src/artofmultiprocessor/ch2.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | cell::{Cell, UnsafeCell}, [INFO] [stdout] | ^^^^ [INFO] [stdout] 4 | sync::Arc, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `thread::JoinHandle` [INFO] [stdout] --> src/artofmultiprocessor/ch2.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use thread::JoinHandle; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/artofmultiprocessor/ch2.rs:94:46 [INFO] [stdout] | [INFO] [stdout] 94 | pub fn lock<'a>(&'a self, tid: usize) -> &mut T { [INFO] [stdout] | -- ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | | [INFO] [stdout] | lifetime `'a` declared here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `chrono::prelude::*` [INFO] [stdout] --> src/artofmultiprocessor/ch7.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use chrono::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `RefCell` [INFO] [stdout] --> src/artofmultiprocessor/ch7.rs:4:18 [INFO] [stdout] | [INFO] [stdout] 4 | cell::{Cell, RefCell, UnsafeCell}, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `thread::JoinHandle` [INFO] [stdout] --> src/artofmultiprocessor/ch7.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use thread::JoinHandle; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `AtomicBool`, `AtomicUsize`, and `Ordering` [INFO] [stdout] --> src/artofmultiprocessor/ch8.rs:1:25 [INFO] [stdout] | [INFO] [stdout] 1 | use std::sync::atomic::{AtomicBool, AtomicUsize, Ordering}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Cell`, `UnsafeCell`, and `sync::Arc` [INFO] [stdout] --> src/artofmultiprocessor/ch8.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | cell::{Cell, UnsafeCell}, [INFO] [stdout] | ^^^^ ^^^^^^^^^^ [INFO] [stdout] 4 | sync::Arc, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `thread::JoinHandle` [INFO] [stdout] --> src/artofmultiprocessor/ch8.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use thread::JoinHandle; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `AtomicBool`, `AtomicUsize`, and `Ordering` [INFO] [stdout] --> src/artofmultiprocessor/ch9.rs:1:25 [INFO] [stdout] | [INFO] [stdout] 1 | use std::sync::atomic::{AtomicBool, AtomicUsize, Ordering}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Arc`, `Cell`, and `UnsafeCell` [INFO] [stdout] --> src/artofmultiprocessor/ch9.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | cell::{Cell, UnsafeCell}, [INFO] [stdout] | ^^^^ ^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 6 | sync::{Arc, Mutex}, [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `thread::JoinHandle` [INFO] [stdout] --> src/artofmultiprocessor/ch9.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use thread::JoinHandle; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `realloc` [INFO] [stdout] --> src/pointers/simplebox.rs:1:34 [INFO] [stdout] | [INFO] [stdout] 1 | use std::alloc::{alloc, dealloc, realloc, Layout}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `fmt::Display` [INFO] [stdout] --> src/pointers/simplebox.rs:3:5 [INFO] [stdout] | [INFO] [stdout] 3 | fmt::Display, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `alloc`, `fmt::Display`, and `rc::Rc` [INFO] [stdout] --> src/pointers/simplerc.rs:2:13 [INFO] [stdout] | [INFO] [stdout] 2 | alloc::{alloc, dealloc, Layout}, [INFO] [stdout] | ^^^^^ [INFO] [stdout] 3 | cell::Cell, [INFO] [stdout] 4 | fmt::Display, [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] ... [INFO] [stdout] 7 | rc::Rc, [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `RefCell` [INFO] [stdout] --> src/pointers/simplerefcell.rs:2:18 [INFO] [stdout] | [INFO] [stdout] 2 | cell::{Cell, RefCell, UnsafeCell}, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ops::Deref` [INFO] [stdout] --> src/datastructures/conslist.rs:1:45 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{fmt::Display, iter::FromIterator, ops::Deref, rc::Rc}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `fmt::Display`, `iter::FromIterator`, and `ops::Deref` [INFO] [stdout] --> src/datastructures/stack.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{fmt::Display, iter::FromIterator, ops::Deref}; [INFO] [stdout] | ^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::artofmultiprocessor::ch2::*` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use crate::artofmultiprocessor::ch2::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::artofmultiprocessor::ch7::*` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::artofmultiprocessor::ch7::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::artofmultiprocessor::ch8::*` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use crate::artofmultiprocessor::ch8::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::artofmultiprocessor::ch9::*` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use crate::artofmultiprocessor::ch9::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::intrinsics::drop_in_place`: no longer an intrinsic - use `ptr::drop_in_place` directly [INFO] [stdout] --> src/pointers/simplebox.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | intrinsics::drop_in_place, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated module `std::intrinsics`: import this function via `std::ptr` instead [INFO] [stdout] --> src/pointers/simplebox.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | intrinsics::drop_in_place, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::intrinsics::drop_in_place`: no longer an intrinsic - use `ptr::drop_in_place` directly [INFO] [stdout] --> src/pointers/simplebox.rs:29:13 [INFO] [stdout] | [INFO] [stdout] 29 | drop_in_place(self.0.as_ptr()); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/artofmultiprocessor/ch7.rs:19:23 [INFO] [stdout] | [INFO] [stdout] 19 | if self.1.compare_and_swap(false, true, Ordering::SeqCst) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `size` [INFO] [stdout] --> src/artofmultiprocessor/ch7.rs:96:22 [INFO] [stdout] | [INFO] [stdout] 96 | pub fn new(a: T, size: usize) -> ALock { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_size` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/artofmultiprocessor/ch9.rs:58:17 [INFO] [stdout] | [INFO] [stdout] 58 | let mut rest = list.head.take(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/artofmultiprocessor/ch9.rs:80:13 [INFO] [stdout] | [INFO] [stdout] 80 | let mut vec = vec![]; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[Cell; 100]` does not permit being left uninitialized [INFO] [stdout] --> src/artofmultiprocessor/ch7.rs:97:52 [INFO] [stdout] | [INFO] [stdout] 97 | let mut arr: [Cell; 100] = unsafe { std::mem::MaybeUninit::uninit().assume_init() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `mynode` should have an upper case name [INFO] [stdout] --> src/artofmultiprocessor/ch7.rs:160:18 [INFO] [stdout] | [INFO] [stdout] 160 | pub static mynode: AtomicBool = AtomicBool::new(false); [INFO] [stdout] | ^^^^^^ help: convert the identifier to upper case: `MYNODE` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `mypred` should have an upper case name [INFO] [stdout] --> src/artofmultiprocessor/ch7.rs:161:18 [INFO] [stdout] | [INFO] [stdout] 161 | pub static mypred: Cell<&'static AtomicBool> = Cell::new(&falsenode); [INFO] [stdout] | ^^^^^^ help: convert the identifier to upper case: `MYPRED` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `falsenode` should have an upper case name [INFO] [stdout] --> src/artofmultiprocessor/ch7.rs:164:12 [INFO] [stdout] | [INFO] [stdout] 164 | pub static falsenode: AtomicBool = AtomicBool::new(false); [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to upper case: `FALSENODE` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait method `sayHello` should have a snake case name [INFO] [stdout] --> src/pointers/simplerc.rs:97:8 [INFO] [stdout] | [INFO] [stdout] 97 | fn sayHello(&self); [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `say_hello` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.70s [INFO] running `Command { std: "docker" "inspect" "9fc552a58b8f461b32accca3c776390eef2f0136fa3fb1d41e854a0f4b58b15c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9fc552a58b8f461b32accca3c776390eef2f0136fa3fb1d41e854a0f4b58b15c", kill_on_drop: false }` [INFO] [stdout] 9fc552a58b8f461b32accca3c776390eef2f0136fa3fb1d41e854a0f4b58b15c [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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 16f78a394f2694bde55ed7ababd38efe3ff6cdd9bb3b12deb5bc8f4dca41e6d2 [INFO] running `Command { std: "docker" "start" "-a" "16f78a394f2694bde55ed7ababd38efe3ff6cdd9bb3b12deb5bc8f4dca41e6d2", kill_on_drop: false }` [INFO] [stderr] Compiling rustdatastructures v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `AtomicBool`, `AtomicUsize`, and `Ordering` [INFO] [stdout] --> src/artofmultiprocessor/ch10.rs:1:25 [INFO] [stdout] | [INFO] [stdout] 1 | use std::sync::atomic::{AtomicBool, AtomicUsize, Ordering}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Cell`, `UnsafeCell`, and `sync::Arc` [INFO] [stdout] --> src/artofmultiprocessor/ch10.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | cell::{Cell, UnsafeCell}, [INFO] [stdout] | ^^^^ ^^^^^^^^^^ [INFO] [stdout] 4 | sync::Arc, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `thread::JoinHandle` [INFO] [stdout] --> src/artofmultiprocessor/ch10.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use thread::JoinHandle; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Cell` [INFO] [stdout] --> src/artofmultiprocessor/ch2.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | cell::{Cell, UnsafeCell}, [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: elided lifetime has a name [INFO] [stdout] --> src/artofmultiprocessor/ch2.rs:94:46 [INFO] [stdout] | [INFO] [stdout] 94 | pub fn lock<'a>(&'a self, tid: usize) -> &mut T { [INFO] [stdout] | -- ^ this elided lifetime gets resolved as `'a` [INFO] [stdout] | | [INFO] [stdout] | lifetime `'a` declared here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `chrono::prelude::*` [INFO] [stdout] --> src/artofmultiprocessor/ch7.rs:1:5 [INFO] [stdout] | [INFO] [stdout] 1 | use chrono::prelude::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `RefCell` [INFO] [stdout] --> src/artofmultiprocessor/ch7.rs:4:18 [INFO] [stdout] | [INFO] [stdout] 4 | cell::{Cell, RefCell, UnsafeCell}, [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `thread::JoinHandle` [INFO] [stdout] --> src/artofmultiprocessor/ch7.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use thread::JoinHandle; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `AtomicBool`, `AtomicUsize`, and `Ordering` [INFO] [stdout] --> src/artofmultiprocessor/ch8.rs:1:25 [INFO] [stdout] | [INFO] [stdout] 1 | use std::sync::atomic::{AtomicBool, AtomicUsize, Ordering}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Cell`, `UnsafeCell`, and `sync::Arc` [INFO] [stdout] --> src/artofmultiprocessor/ch8.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | cell::{Cell, UnsafeCell}, [INFO] [stdout] | ^^^^ ^^^^^^^^^^ [INFO] [stdout] 4 | sync::Arc, [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `thread::JoinHandle` [INFO] [stdout] --> src/artofmultiprocessor/ch8.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use thread::JoinHandle; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `AtomicBool`, `AtomicUsize`, and `Ordering` [INFO] [stdout] --> src/artofmultiprocessor/ch9.rs:1:25 [INFO] [stdout] | [INFO] [stdout] 1 | use std::sync::atomic::{AtomicBool, AtomicUsize, Ordering}; [INFO] [stdout] | ^^^^^^^^^^ ^^^^^^^^^^^ ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `Cell` and `UnsafeCell` [INFO] [stdout] --> src/artofmultiprocessor/ch9.rs:3:12 [INFO] [stdout] | [INFO] [stdout] 3 | cell::{Cell, UnsafeCell}, [INFO] [stdout] | ^^^^ ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `thread::JoinHandle` [INFO] [stdout] --> src/artofmultiprocessor/ch9.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use thread::JoinHandle; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/concurrent/mod.rs:12:6 [INFO] [stdout] | [INFO] [stdout] 12 | }; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `realloc` [INFO] [stdout] --> src/pointers/simplebox.rs:1:34 [INFO] [stdout] | [INFO] [stdout] 1 | use std::alloc::{alloc, dealloc, realloc, Layout}; [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `alloc` [INFO] [stdout] --> src/pointers/simplerc.rs:2:13 [INFO] [stdout] | [INFO] [stdout] 2 | alloc::{alloc, dealloc, Layout}, [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `ops::Deref` [INFO] [stdout] --> src/datastructures/conslist.rs:1:45 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{fmt::Display, iter::FromIterator, ops::Deref, rc::Rc}; [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `fmt::Display`, `iter::FromIterator`, and `ops::Deref` [INFO] [stdout] --> src/datastructures/stack.rs:1:11 [INFO] [stdout] | [INFO] [stdout] 1 | use std::{fmt::Display, iter::FromIterator, ops::Deref}; [INFO] [stdout] | ^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::artofmultiprocessor::ch2::*` [INFO] [stdout] --> src/main.rs:7:5 [INFO] [stdout] | [INFO] [stdout] 7 | use crate::artofmultiprocessor::ch2::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::artofmultiprocessor::ch7::*` [INFO] [stdout] --> src/main.rs:8:5 [INFO] [stdout] | [INFO] [stdout] 8 | use crate::artofmultiprocessor::ch7::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::artofmultiprocessor::ch8::*` [INFO] [stdout] --> src/main.rs:9:5 [INFO] [stdout] | [INFO] [stdout] 9 | use crate::artofmultiprocessor::ch8::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `crate::artofmultiprocessor::ch9::*` [INFO] [stdout] --> src/main.rs:10:5 [INFO] [stdout] | [INFO] [stdout] 10 | use crate::artofmultiprocessor::ch9::*; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `std::thread` [INFO] [stdout] --> src/main.rs:11:5 [INFO] [stdout] | [INFO] [stdout] 11 | use std::thread; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::intrinsics::drop_in_place`: no longer an intrinsic - use `ptr::drop_in_place` directly [INFO] [stdout] --> src/pointers/simplebox.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | intrinsics::drop_in_place, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated module `std::intrinsics`: import this function via `std::ptr` instead [INFO] [stdout] --> src/pointers/simplebox.rs:4:17 [INFO] [stdout] | [INFO] [stdout] 4 | intrinsics::drop_in_place, [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::intrinsics::drop_in_place`: no longer an intrinsic - use `ptr::drop_in_place` directly [INFO] [stdout] --> src/pointers/simplebox.rs:29:13 [INFO] [stdout] | [INFO] [stdout] 29 | drop_in_place(self.0.as_ptr()); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/artofmultiprocessor/ch7.rs:19:23 [INFO] [stdout] | [INFO] [stdout] 19 | if self.1.compare_and_swap(false, true, Ordering::SeqCst) { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `size` [INFO] [stdout] --> src/artofmultiprocessor/ch7.rs:96:22 [INFO] [stdout] | [INFO] [stdout] 96 | pub fn new(a: T, size: usize) -> ALock { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_size` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/artofmultiprocessor/ch9.rs:58:17 [INFO] [stdout] | [INFO] [stdout] 58 | let mut rest = list.head.take(); [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/artofmultiprocessor/ch9.rs:80:13 [INFO] [stdout] | [INFO] [stdout] 80 | let mut vec = vec![]; [INFO] [stdout] | ----^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/pointers/simplebox.rs:63:13 [INFO] [stdout] | [INFO] [stdout] 63 | let c: Box = k; [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `c` [INFO] [stdout] --> src/pointers/simplebox.rs:68:13 [INFO] [stdout] | [INFO] [stdout] 68 | let c = testhelper(b); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rc2` [INFO] [stdout] --> src/pointers/simplerc.rs:83:9 [INFO] [stdout] | [INFO] [stdout] 83 | let rc2 = rc.clone(); [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rc2` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `asd` [INFO] [stdout] --> src/pointers/simplerc.rs:84:9 [INFO] [stdout] | [INFO] [stdout] 84 | let asd = &*rc; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_asd` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `rc4` [INFO] [stdout] --> src/pointers/simplerc.rs:86:9 [INFO] [stdout] | [INFO] [stdout] 86 | let rc4: Rc = rc3; [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_rc4` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `k` [INFO] [stdout] --> src/pointers/simplerc.rs:109:13 [INFO] [stdout] | [INFO] [stdout] 109 | let k = rc.clone(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `a` [INFO] [stdout] --> src/pointers/simplerc.rs:111:9 [INFO] [stdout] | [INFO] [stdout] 111 | let a = rc.clone(); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `k` [INFO] [stdout] --> src/pointers/simplerc.rs:113:9 [INFO] [stdout] | [INFO] [stdout] 113 | let k = SimpleRc::new(A(11)); [INFO] [stdout] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `item` [INFO] [stdout] --> src/datastructures/conslist.rs:70:18 [INFO] [stdout] | [INFO] [stdout] 70 | if let Some((item, r)) = s1.uncons() { [INFO] [stdout] | ^^^^ help: if this is intentional, prefix it with an underscore: `_item` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: function `testPeterson` should have a snake case name [INFO] [stdout] --> src/artofmultiprocessor/ch2.rs:155:4 [INFO] [stdout] | [INFO] [stdout] 155 | fn testPeterson() { [INFO] [stdout] | ^^^^^^^^^^^^ help: convert the identifier to snake case: `test_peterson` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_snake_case)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the type `[Cell; 100]` does not permit being left uninitialized [INFO] [stdout] --> src/artofmultiprocessor/ch7.rs:97:52 [INFO] [stdout] | [INFO] [stdout] 97 | let mut arr: [Cell; 100] = unsafe { std::mem::MaybeUninit::uninit().assume_init() }; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | this code causes undefined behavior when executed [INFO] [stdout] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stdout] | [INFO] [stdout] = note: integers must be initialized [INFO] [stdout] = note: `#[warn(invalid_value)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `mynode` should have an upper case name [INFO] [stdout] --> src/artofmultiprocessor/ch7.rs:160:18 [INFO] [stdout] | [INFO] [stdout] 160 | pub static mynode: AtomicBool = AtomicBool::new(false); [INFO] [stdout] | ^^^^^^ help: convert the identifier to upper case: `MYNODE` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant `mypred` should have an upper case name [INFO] [stdout] --> src/artofmultiprocessor/ch7.rs:161:18 [INFO] [stdout] | [INFO] [stdout] 161 | pub static mypred: Cell<&'static AtomicBool> = Cell::new(&falsenode); [INFO] [stdout] | ^^^^^^ help: convert the identifier to upper case: `MYPRED` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: static variable `falsenode` should have an upper case name [INFO] [stdout] --> src/artofmultiprocessor/ch7.rs:164:12 [INFO] [stdout] | [INFO] [stdout] 164 | pub static falsenode: AtomicBool = AtomicBool::new(false); [INFO] [stdout] | ^^^^^^^^^ help: convert the identifier to upper case: `FALSENODE` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait method `sayHello` should have a snake case name [INFO] [stdout] --> src/pointers/simplerc.rs:97:8 [INFO] [stdout] | [INFO] [stdout] 97 | fn sayHello(&self); [INFO] [stdout] | ^^^^^^^^ help: convert the identifier to snake case: `say_hello` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.82s [INFO] running `Command { std: "docker" "inspect" "16f78a394f2694bde55ed7ababd38efe3ff6cdd9bb3b12deb5bc8f4dca41e6d2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "16f78a394f2694bde55ed7ababd38efe3ff6cdd9bb3b12deb5bc8f4dca41e6d2", kill_on_drop: false }` [INFO] [stdout] 16f78a394f2694bde55ed7ababd38efe3ff6cdd9bb3b12deb5bc8f4dca41e6d2 [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@sha256:1680c8fbd8dfb46fcd6d22e546df16ab0e007457dc29fcd9e987cdd5077fd1af" "/opt/rustwide/cargo-home/bin/cargo" "+ebf0cf75d368c035f4c7e7246d203bd469ee4a51" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 76b9c575c6bb0e7b42ed0ebc27cf3f8ef944a13cbdcb60d1e12ac5e581938af9 [INFO] running `Command { std: "docker" "start" "-a" "76b9c575c6bb0e7b42ed0ebc27cf3f8ef944a13cbdcb60d1e12ac5e581938af9", kill_on_drop: false }` [INFO] [stderr] warning: unused imports: `AtomicBool`, `AtomicUsize`, and `Ordering` [INFO] [stderr] --> src/artofmultiprocessor/ch10.rs:1:25 [INFO] [stderr] | [INFO] [stderr] 1 | use std::sync::atomic::{AtomicBool, AtomicUsize, Ordering}; [INFO] [stderr] | ^^^^^^^^^^ ^^^^^^^^^^^ ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Cell`, `UnsafeCell`, and `sync::Arc` [INFO] [stderr] --> src/artofmultiprocessor/ch10.rs:3:12 [INFO] [stderr] | [INFO] [stderr] 3 | cell::{Cell, UnsafeCell}, [INFO] [stderr] | ^^^^ ^^^^^^^^^^ [INFO] [stderr] 4 | sync::Arc, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `thread::JoinHandle` [INFO] [stderr] --> src/artofmultiprocessor/ch10.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use thread::JoinHandle; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Cell` [INFO] [stderr] --> src/artofmultiprocessor/ch2.rs:3:12 [INFO] [stderr] | [INFO] [stderr] 3 | cell::{Cell, UnsafeCell}, [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: elided lifetime has a name [INFO] [stderr] --> src/artofmultiprocessor/ch2.rs:94:46 [INFO] [stderr] | [INFO] [stderr] 94 | pub fn lock<'a>(&'a self, tid: usize) -> &mut T { [INFO] [stderr] | -- ^ this elided lifetime gets resolved as `'a` [INFO] [stderr] | | [INFO] [stderr] | lifetime `'a` declared here [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(elided_named_lifetimes)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `chrono::prelude::*` [INFO] [stderr] --> src/artofmultiprocessor/ch7.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use chrono::prelude::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `RefCell` [INFO] [stderr] --> src/artofmultiprocessor/ch7.rs:4:18 [INFO] [stderr] | [INFO] [stderr] 4 | cell::{Cell, RefCell, UnsafeCell}, [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `thread::JoinHandle` [INFO] [stderr] --> src/artofmultiprocessor/ch7.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use thread::JoinHandle; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `AtomicBool`, `AtomicUsize`, and `Ordering` [INFO] [stderr] --> src/artofmultiprocessor/ch8.rs:1:25 [INFO] [stderr] | [INFO] [stderr] 1 | use std::sync::atomic::{AtomicBool, AtomicUsize, Ordering}; [INFO] [stderr] | ^^^^^^^^^^ ^^^^^^^^^^^ ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Cell`, `UnsafeCell`, and `sync::Arc` [INFO] [stderr] --> src/artofmultiprocessor/ch8.rs:3:12 [INFO] [stderr] | [INFO] [stderr] 3 | cell::{Cell, UnsafeCell}, [INFO] [stderr] | ^^^^ ^^^^^^^^^^ [INFO] [stderr] 4 | sync::Arc, [INFO] [stderr] | ^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `thread::JoinHandle` [INFO] [stderr] --> src/artofmultiprocessor/ch8.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use thread::JoinHandle; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `AtomicBool`, `AtomicUsize`, and `Ordering` [INFO] [stderr] --> src/artofmultiprocessor/ch9.rs:1:25 [INFO] [stderr] | [INFO] [stderr] 1 | use std::sync::atomic::{AtomicBool, AtomicUsize, Ordering}; [INFO] [stderr] | ^^^^^^^^^^ ^^^^^^^^^^^ ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Cell` and `UnsafeCell` [INFO] [stderr] --> src/artofmultiprocessor/ch9.rs:3:12 [INFO] [stderr] | [INFO] [stderr] 3 | cell::{Cell, UnsafeCell}, [INFO] [stderr] | ^^^^ ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `thread::JoinHandle` [INFO] [stderr] --> src/artofmultiprocessor/ch9.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use thread::JoinHandle; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unnecessary trailing semicolon [INFO] [stderr] --> src/concurrent/mod.rs:12:6 [INFO] [stderr] | [INFO] [stderr] 12 | }; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `realloc` [INFO] [stderr] --> src/pointers/simplebox.rs:1:34 [INFO] [stderr] | [INFO] [stderr] 1 | use std::alloc::{alloc, dealloc, realloc, Layout}; [INFO] [stderr] | ^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `alloc` [INFO] [stderr] --> src/pointers/simplerc.rs:2:13 [INFO] [stderr] | [INFO] [stderr] 2 | alloc::{alloc, dealloc, Layout}, [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `ops::Deref` [INFO] [stderr] --> src/datastructures/conslist.rs:1:45 [INFO] [stderr] | [INFO] [stderr] 1 | use std::{fmt::Display, iter::FromIterator, ops::Deref, rc::Rc}; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `fmt::Display`, `iter::FromIterator`, and `ops::Deref` [INFO] [stderr] --> src/datastructures/stack.rs:1:11 [INFO] [stderr] | [INFO] [stderr] 1 | use std::{fmt::Display, iter::FromIterator, ops::Deref}; [INFO] [stderr] | ^^^^^^^^^^^^ ^^^^^^^^^^^^^^^^^^ ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::artofmultiprocessor::ch2::*` [INFO] [stderr] --> src/main.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use crate::artofmultiprocessor::ch2::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::artofmultiprocessor::ch7::*` [INFO] [stderr] --> src/main.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use crate::artofmultiprocessor::ch7::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::artofmultiprocessor::ch8::*` [INFO] [stderr] --> src/main.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use crate::artofmultiprocessor::ch8::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::artofmultiprocessor::ch9::*` [INFO] [stderr] --> src/main.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use crate::artofmultiprocessor::ch9::*; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::thread` [INFO] [stderr] --> src/main.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use std::thread; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated function `std::intrinsics::drop_in_place`: no longer an intrinsic - use `ptr::drop_in_place` directly [INFO] [stderr] --> src/pointers/simplebox.rs:4:17 [INFO] [stderr] | [INFO] [stderr] 4 | intrinsics::drop_in_place, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated module `std::intrinsics`: import this function via `std::ptr` instead [INFO] [stderr] --> src/pointers/simplebox.rs:4:17 [INFO] [stderr] | [INFO] [stderr] 4 | intrinsics::drop_in_place, [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated function `std::intrinsics::drop_in_place`: no longer an intrinsic - use `ptr::drop_in_place` directly [INFO] [stderr] --> src/pointers/simplebox.rs:29:13 [INFO] [stderr] | [INFO] [stderr] 29 | drop_in_place(self.0.as_ptr()); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated method `std::sync::atomic::AtomicBool::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stderr] --> src/artofmultiprocessor/ch7.rs:19:23 [INFO] [stderr] | [INFO] [stderr] 19 | if self.1.compare_and_swap(false, true, Ordering::SeqCst) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `size` [INFO] [stderr] --> src/artofmultiprocessor/ch7.rs:96:22 [INFO] [stderr] | [INFO] [stderr] 96 | pub fn new(a: T, size: usize) -> ALock { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_size` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/artofmultiprocessor/ch9.rs:58:17 [INFO] [stderr] | [INFO] [stderr] 58 | let mut rest = list.head.take(); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/artofmultiprocessor/ch9.rs:80:13 [INFO] [stderr] | [INFO] [stderr] 80 | let mut vec = vec![]; [INFO] [stderr] | ----^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/pointers/simplebox.rs:63:13 [INFO] [stderr] | [INFO] [stderr] 63 | let c: Box = k; [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> src/pointers/simplebox.rs:68:13 [INFO] [stderr] | [INFO] [stderr] 68 | let c = testhelper(b); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_c` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rc2` [INFO] [stderr] --> src/pointers/simplerc.rs:83:9 [INFO] [stderr] | [INFO] [stderr] 83 | let rc2 = rc.clone(); [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_rc2` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `asd` [INFO] [stderr] --> src/pointers/simplerc.rs:84:9 [INFO] [stderr] | [INFO] [stderr] 84 | let asd = &*rc; [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_asd` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `rc4` [INFO] [stderr] --> src/pointers/simplerc.rs:86:9 [INFO] [stderr] | [INFO] [stderr] 86 | let rc4: Rc = rc3; [INFO] [stderr] | ^^^ help: if this is intentional, prefix it with an underscore: `_rc4` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `k` [INFO] [stderr] --> src/pointers/simplerc.rs:109:13 [INFO] [stderr] | [INFO] [stderr] 109 | let k = rc.clone(); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `a` [INFO] [stderr] --> src/pointers/simplerc.rs:111:9 [INFO] [stderr] | [INFO] [stderr] 111 | let a = rc.clone(); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_a` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `k` [INFO] [stderr] --> src/pointers/simplerc.rs:113:9 [INFO] [stderr] | [INFO] [stderr] 113 | let k = SimpleRc::new(A(11)); [INFO] [stderr] | ^ help: if this is intentional, prefix it with an underscore: `_k` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `item` [INFO] [stderr] --> src/datastructures/conslist.rs:70:18 [INFO] [stderr] | [INFO] [stderr] 70 | if let Some((item, r)) = s1.uncons() { [INFO] [stderr] | ^^^^ help: if this is intentional, prefix it with an underscore: `_item` [INFO] [stderr] [INFO] [stderr] warning: function `testPeterson` should have a snake case name [INFO] [stderr] --> src/artofmultiprocessor/ch2.rs:155:4 [INFO] [stderr] | [INFO] [stderr] 155 | fn testPeterson() { [INFO] [stderr] | ^^^^^^^^^^^^ help: convert the identifier to snake case: `test_peterson` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_snake_case)]` on by default [INFO] [stderr] [INFO] [stderr] warning: the type `[Cell; 100]` does not permit being left uninitialized [INFO] [stderr] --> src/artofmultiprocessor/ch7.rs:97:52 [INFO] [stderr] | [INFO] [stderr] 97 | let mut arr: [Cell; 100] = unsafe { std::mem::MaybeUninit::uninit().assume_init() }; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | this code causes undefined behavior when executed [INFO] [stderr] | help: use `MaybeUninit` instead, and only call `assume_init` after initialization is done [INFO] [stderr] | [INFO] [stderr] = note: integers must be initialized [INFO] [stderr] = note: `#[warn(invalid_value)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant `mynode` should have an upper case name [INFO] [stderr] --> src/artofmultiprocessor/ch7.rs:160:18 [INFO] [stderr] | [INFO] [stderr] 160 | pub static mynode: AtomicBool = AtomicBool::new(false); [INFO] [stderr] | ^^^^^^ help: convert the identifier to upper case: `MYNODE` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_upper_case_globals)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant `mypred` should have an upper case name [INFO] [stderr] --> src/artofmultiprocessor/ch7.rs:161:18 [INFO] [stderr] | [INFO] [stderr] 161 | pub static mypred: Cell<&'static AtomicBool> = Cell::new(&falsenode); [INFO] [stderr] | ^^^^^^ help: convert the identifier to upper case: `MYPRED` [INFO] [stderr] [INFO] [stderr] warning: static variable `falsenode` should have an upper case name [INFO] [stderr] --> src/artofmultiprocessor/ch7.rs:164:12 [INFO] [stderr] | [INFO] [stderr] 164 | pub static falsenode: AtomicBool = AtomicBool::new(false); [INFO] [stderr] | ^^^^^^^^^ help: convert the identifier to upper case: `FALSENODE` [INFO] [stderr] [INFO] [stderr] warning: trait method `sayHello` should have a snake case name [INFO] [stderr] --> src/pointers/simplerc.rs:97:8 [INFO] [stderr] | [INFO] [stderr] 97 | fn sayHello(&self); [INFO] [stderr] | ^^^^^^^^ help: convert the identifier to snake case: `say_hello` [INFO] [stderr] [INFO] [stderr] warning: `rustdatastructures` (bin "rustdatastructures" test) generated 46 warnings (run `cargo fix --bin "rustdatastructures" --tests` to apply 24 suggestions) [INFO] [stderr] Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stderr] Running unittests src/main.rs (/opt/rustwide/target/debug/deps/rustdatastructures-b932f54e03197cf8) [INFO] [stdout] [INFO] [stdout] running 20 tests [INFO] [stdout] test artofmultiprocessor::ch2::test ... ok [INFO] [stdout] test pointers::simplebox::mytest ... ok [INFO] [stdout] test datastructures::stack::create ... ok [INFO] [stdout] test datastructures::deque::testdeque ... ok [INFO] [stdout] test datastructures::vector::vecexample ... ok [INFO] [stdout] test pointers::simplerefcell::simpletest ... ok [INFO] [stdout] test concurrent::mytest ... ok [INFO] [stdout] test datastructures::conslist::create ... ok [INFO] [stdout] test pointers::simplerc::mytest ... ok [INFO] [stdout] test pointers::simplerc::test ... ok [INFO] [stdout] test pointers::simplerefcell::test ... ok [INFO] [stdout] test artofmultiprocessor::ch9::coarse_test ... ok [INFO] [stdout] test artofmultiprocessor::ch2::testPeterson ... FAILED [INFO] [stdout] test artofmultiprocessor::ch7::tt ... ok [INFO] [stdout] test artofmultiprocessor::ch2::test_bakery has been running for over 60 seconds [INFO] [stdout] test artofmultiprocessor::ch2::test_filter_lock has been running for over 60 seconds [INFO] [stdout] test artofmultiprocessor::ch2::testlock2 has been running for over 60 seconds [INFO] [stdout] test artofmultiprocessor::ch7::at has been running for over 60 seconds [INFO] [stdout] test artofmultiprocessor::ch7::clh has been running for over 60 seconds [INFO] [stdout] test artofmultiprocessor::ch9::fine_test has been running for over 60 seconds [INFO] [stdout] test artofmultiprocessor::ch2::test_filter_lock ... FAILED [INFO] [stdout] test artofmultiprocessor::ch2::test_bakery ... FAILED [INFO] [stdout] test artofmultiprocessor::ch7::at ... ok [ERROR] error running command: no output for 300 seconds [INFO] running `Command { std: "docker" "inspect" "76b9c575c6bb0e7b42ed0ebc27cf3f8ef944a13cbdcb60d1e12ac5e581938af9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "76b9c575c6bb0e7b42ed0ebc27cf3f8ef944a13cbdcb60d1e12ac5e581938af9", kill_on_drop: false }` [INFO] [stdout] 76b9c575c6bb0e7b42ed0ebc27cf3f8ef944a13cbdcb60d1e12ac5e581938af9