[INFO] crate forkjoin 2.3.0 is already in cache [INFO] extracting crate forkjoin 2.3.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/forkjoin/2.3.0 [INFO] extracting crate forkjoin 2.3.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/forkjoin/2.3.0 [INFO] validating manifest of forkjoin-2.3.0 on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of forkjoin-2.3.0 on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing forkjoin-2.3.0 [INFO] finished frobbing forkjoin-2.3.0 [INFO] frobbed toml for forkjoin-2.3.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/forkjoin/2.3.0/Cargo.toml [INFO] started frobbing forkjoin-2.3.0 [INFO] finished frobbing forkjoin-2.3.0 [INFO] frobbed toml for forkjoin-2.3.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/forkjoin/2.3.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing forkjoin-2.3.0 against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/forkjoin/2.3.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+1.37.0" "build" "--frozen"` [INFO] [stdout] a1c96b429a24a6236d21dc5473b9480e2670e4711ef1d93b4cce5e7e85a86690 [INFO] running `"docker" "start" "-a" "a1c96b429a24a6236d21dc5473b9480e2670e4711ef1d93b4cce5e7e85a86690"` [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling deque v0.2.3 [INFO] [stderr] Compiling forkjoin v2.3.0 (/opt/crater/workdir) [INFO] [stderr] error[E0433]: failed to resolve: could not find `funcs` in `libc` [INFO] [stderr] --> src/workerthread.rs:21:11 [INFO] [stderr] | [INFO] [stderr] 21 | use libc::funcs::posix88::unistd::usleep; [INFO] [stderr] | ^^^^^ could not find `funcs` in `libc` [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `JoinGuard` in module `thread` [INFO] [stderr] --> src/workerthread.rs:81:39 [INFO] [stderr] | [INFO] [stderr] 81 | pub fn spawn(mut self) -> thread::JoinGuard<'a, ()> { [INFO] [stderr] | ^^^^^^^^^ not found in `thread` [INFO] [stderr] [INFO] [stderr] error[E0425]: cannot find function `usleep` in this scope [INFO] [stderr] --> src/workerthread.rs:147:34 [INFO] [stderr] | [INFO] [stderr] 147 | unsafe { usleep(backoff_sleep); } [INFO] [stderr] | ^^^^^^ not found in this scope [INFO] [stderr] help: possible candidate is found in another module, you can import it into scope [INFO] [stderr] | [INFO] [stderr] 16 | use libc::usleep; [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `JoinGuard` in module `thread` [INFO] [stderr] --> src/poolsupervisor.rs:42:24 [INFO] [stderr] | [INFO] [stderr] 42 | joinguard: thread::JoinGuard<'thread, ()>, [INFO] [stderr] | ^^^^^^^^^ not found in `thread` [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `JoinGuard` in module `thread` [INFO] [stderr] --> src/poolsupervisor.rs:54:79 [INFO] [stderr] | [INFO] [stderr] 54 | pub fn spawn(nthreads: usize) -> (Sender>, thread::JoinGuard<'t, ()>) { [INFO] [stderr] | ^^^^^^^^^ not found in `thread` [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `JoinGuard` in module `thread` [INFO] [stderr] --> src/poolsupervisor.rs:122:38 [INFO] [stderr] | [INFO] [stderr] 122 | fn start_thread(self) -> thread::JoinGuard<'t, ()> { [INFO] [stderr] | ^^^^^^^^^ not found in `thread` [INFO] [stderr] [INFO] [stderr] error[E0412]: cannot find type `JoinGuard` in module `thread` [INFO] [stderr] --> src/lib.rs:449:24 [INFO] [stderr] | [INFO] [stderr] 449 | joinguard: thread::JoinGuard<'a, ()>, [INFO] [stderr] | ^^^^^^^^^ not found in `thread` [INFO] [stderr] [INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel [INFO] [stderr] --> src/lib.rs:221:1 [INFO] [stderr] | [INFO] [stderr] 221 | #![feature(unique)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel [INFO] [stderr] --> src/lib.rs:222:1 [INFO] [stderr] | [INFO] [stderr] 222 | #![feature(scoped)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel [INFO] [stderr] --> src/lib.rs:223:1 [INFO] [stderr] | [INFO] [stderr] 223 | #![feature(libc)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `libc::funcs::posix88::unistd::usleep` [INFO] [stderr] --> src/workerthread.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | use libc::funcs::posix88::unistd::usleep; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'rustc_private': this crate is being loaded from the sysroot, an unstable location; did you mean to load this crate from crates.io via `Cargo.toml` instead? [INFO] [stderr] --> src/lib.rs:229:1 [INFO] [stderr] | [INFO] [stderr] 229 | extern crate libc; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: for more information, see https://github.com/rust-lang/rust/issues/27812 [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use NonNull instead and consider PhantomData (if you also use #[may_dangle]), Send, and/or Sync [INFO] [stderr] --> src/lib.rs:231:5 [INFO] [stderr] | [INFO] [stderr] 231 | use std::ptr::Unique; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use NonNull instead and consider PhantomData (if you also use #[may_dangle]), Send, and/or Sync [INFO] [stderr] --> src/lib.rs:348:10 [INFO] [stderr] | [INFO] [stderr] 348 | Join(Unique, Arc>), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use NonNull instead and consider PhantomData (if you also use #[may_dangle]), Send, and/or Sync [INFO] [stderr] --> src/workerthread.rs:18:16 [INFO] [stderr] | [INFO] [stderr] 18 | use std::ptr::{Unique,write}; [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use NonNull instead and consider PhantomData (if you also use #[may_dangle]), Send, and/or Sync [INFO] [stderr] --> src/workerthread.rs:290:55 [INFO] [stderr] | [INFO] [stderr] 290 | fn create_result_vec(n: usize) -> (Vec, Vec>) { [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use NonNull instead and consider PhantomData (if you also use #[may_dangle]), Send, and/or Sync [INFO] [stderr] --> src/workerthread.rs:292:27 [INFO] [stderr] | [INFO] [stderr] 292 | let mut rets_ptr: Vec> = Vec::with_capacity(n); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0658]: use of unstable library feature 'ptr_internals': use NonNull instead and consider PhantomData (if you also use #[may_dangle]), Send, and/or Sync [INFO] [stderr] --> src/workerthread.rs:297:27 [INFO] [stderr] | [INFO] [stderr] 297 | rets_ptr.push(Unique::new(ptr_0.offset(i))); [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0392]: parameter `'thread` is never used [INFO] [stderr] --> src/poolsupervisor.rs:45:33 [INFO] [stderr] | [INFO] [stderr] 45 | pub struct PoolSupervisorThread<'thread, Arg: Send, Ret: Send + Sync> { [INFO] [stderr] | ^^^^^^^ unused parameter [INFO] [stderr] | [INFO] [stderr] = help: consider removing `'thread` or using a marker such as `std::marker::PhantomData` [INFO] [stderr] [INFO] [stderr] error: aborting due to 18 previous errors [INFO] [stderr] [INFO] [stderr] Some errors have detailed explanations: E0392, E0412, E0425, E0433, E0554, E0658. [INFO] [stderr] For more information about an error, try `rustc --explain E0392`. [INFO] [stderr] error: Could not compile `forkjoin`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "a1c96b429a24a6236d21dc5473b9480e2670e4711ef1d93b4cce5e7e85a86690"` [INFO] running `"docker" "rm" "-f" "a1c96b429a24a6236d21dc5473b9480e2670e4711ef1d93b4cce5e7e85a86690"` [INFO] [stdout] a1c96b429a24a6236d21dc5473b9480e2670e4711ef1d93b4cce5e7e85a86690