[INFO] fetching crate jobsteal 0.5.1... [INFO] checking jobsteal-0.5.1 against master#a609fb45efad59dfd459c76e50899be9f0583b5a for pr-80579 [INFO] extracting crate jobsteal 0.5.1 into /workspace/builds/worker-2/source [INFO] validating manifest of crates.io crate jobsteal 0.5.1 on toolchain a609fb45efad59dfd459c76e50899be9f0583b5a [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate jobsteal 0.5.1 [INFO] finished tweaking crates.io crate jobsteal 0.5.1 [INFO] tweaked toml for crates.io crate jobsteal 0.5.1 written to /workspace/builds/worker-2/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] dcff3093f674ae901d2717e6d134d6c2cbf2cf82f84d432cfc41af95d150f453 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "dcff3093f674ae901d2717e6d134d6c2cbf2cf82f84d432cfc41af95d150f453", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "dcff3093f674ae901d2717e6d134d6c2cbf2cf82f84d432cfc41af95d150f453", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "dcff3093f674ae901d2717e6d134d6c2cbf2cf82f84d432cfc41af95d150f453", kill_on_drop: false }` [INFO] [stdout] dcff3093f674ae901d2717e6d134d6c2cbf2cf82f84d432cfc41af95d150f453 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+a609fb45efad59dfd459c76e50899be9f0583b5a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 23ce94c40e149e9cd31b08e366bfcc5e509a2ae9d9c4bf06709801bacd00d2b7 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "23ce94c40e149e9cd31b08e366bfcc5e509a2ae9d9c4bf06709801bacd00d2b7", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.81 [INFO] [stderr] Checking crossbeam v0.2.12 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking rand v0.3.23 [INFO] [stderr] Checking jobsteal v0.5.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/job.rs:63:14 [INFO] [stdout] | [INFO] [stdout] 63 | Heap(Box), [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Thunk` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/job.rs:88:34 [INFO] [stdout] | [INFO] [stdout] 88 | let static_code: Box = unsafe { mem::transmute(Box::new(code) as Box) }; [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Thunk` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/job.rs:88:89 [INFO] [stdout] | [INFO] [stdout] 88 | let static_code: Box = unsafe { mem::transmute(Box::new(code) as Box) }; [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn Thunk + 'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/job.rs:101:31 [INFO] [stdout] | [INFO] [stdout] 101 | let fat_ptr: *mut Thunk = code_ptr; [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Thunk` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/job.rs:129:36 [INFO] [stdout] | [INFO] [stdout] 129 | let code_ptr: *mut Thunk = mem::transmute(t_obj); [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Thunk` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/iter/map.rs:86:30 [INFO] [stdout] | [INFO] [stdout] 86 | fn call>(self, iter: I) -> Self::Out { [INFO] [stdout] | ^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/iter/map.rs:92:28 [INFO] [stdout] | [INFO] [stdout] 92 | where T: Consumer { [INFO] [stdout] | ^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/iter/map.rs:100:80 [INFO] [stdout] | [INFO] [stdout] 100 | impl<'a, T, U: Clone + 'a> Spliterator for Cloned where T: Spliterator { [INFO] [stdout] | ^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:319:26 [INFO] [stdout] | [INFO] [stdout] 319 | let handle = try!(builder.spawn(move || worker_main(worker))); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/job.rs:63:14 [INFO] [stdout] | [INFO] [stdout] 63 | Heap(Box), [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Thunk` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/job.rs:88:34 [INFO] [stdout] | [INFO] [stdout] 88 | let static_code: Box = unsafe { mem::transmute(Box::new(code) as Box) }; [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Thunk` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/job.rs:88:89 [INFO] [stdout] | [INFO] [stdout] 88 | let static_code: Box = unsafe { mem::transmute(Box::new(code) as Box) }; [INFO] [stdout] | ^^^^^^^^^^ help: use `dyn`: `dyn Thunk + 'a` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/job.rs:101:31 [INFO] [stdout] | [INFO] [stdout] 101 | let fat_ptr: *mut Thunk = code_ptr; [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Thunk` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/job.rs:129:36 [INFO] [stdout] | [INFO] [stdout] 129 | let code_ptr: *mut Thunk = mem::transmute(t_obj); [INFO] [stdout] | ^^^^^ help: use `dyn`: `dyn Thunk` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/iter/map.rs:86:30 [INFO] [stdout] | [INFO] [stdout] 86 | fn call>(self, iter: I) -> Self::Out { [INFO] [stdout] | ^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/iter/map.rs:92:28 [INFO] [stdout] | [INFO] [stdout] 92 | where T: Consumer { [INFO] [stdout] | ^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around type [INFO] [stdout] --> src/iter/map.rs:100:80 [INFO] [stdout] | [INFO] [stdout] 100 | impl<'a, T, U: Clone + 'a> Spliterator for Cloned where T: Spliterator { [INFO] [stdout] | ^^^^^^^ help: remove these parentheses [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/lib.rs:319:26 [INFO] [stdout] | [INFO] [stdout] 319 | let handle = try!(builder.spawn(move || worker_main(worker))); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/arena.rs:62:13 [INFO] [stdout] | [INFO] [stdout] 62 | let mut buf = self.buf.get(); [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/arena.rs:62:13 [INFO] [stdout] | [INFO] [stdout] 62 | let mut buf = self.buf.get(); [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: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.24s [INFO] running `Command { std: "docker" "inspect" "23ce94c40e149e9cd31b08e366bfcc5e509a2ae9d9c4bf06709801bacd00d2b7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "23ce94c40e149e9cd31b08e366bfcc5e509a2ae9d9c4bf06709801bacd00d2b7", kill_on_drop: false }` [INFO] [stdout] 23ce94c40e149e9cd31b08e366bfcc5e509a2ae9d9c4bf06709801bacd00d2b7