[INFO] fetching crate jobsteal 0.5.1... [INFO] testing jobsteal-0.5.1 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031 [INFO] extracting crate jobsteal 0.5.1 into /workspace/builds/worker-0/source [INFO] validating manifest of crates.io crate jobsteal 0.5.1 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", 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-0/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3a38cba87c6717ecbddf470a548094223c05496936d1d461393d8402503b365c [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" "3a38cba87c6717ecbddf470a548094223c05496936d1d461393d8402503b365c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3a38cba87c6717ecbddf470a548094223c05496936d1d461393d8402503b365c", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3a38cba87c6717ecbddf470a548094223c05496936d1d461393d8402503b365c", kill_on_drop: false }` [INFO] [stdout] 3a38cba87c6717ecbddf470a548094223c05496936d1d461393d8402503b365c [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 6815c84426caa2338b21af324062f27fef8c9e40bf1185ebd87e99ea80c6c096 [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" "6815c84426caa2338b21af324062f27fef8c9e40bf1185ebd87e99ea80c6c096", kill_on_drop: false }` [INFO] [stderr] Compiling crossbeam v0.2.12 [INFO] [stderr] Compiling rand v0.4.6 [INFO] [stderr] Compiling rand v0.3.23 [INFO] [stderr] Compiling 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] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [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] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [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] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [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] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [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] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [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] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 86 - fn call>(self, iter: I) -> Self::Out { [INFO] [stdout] 86 + fn call>(self, iter: I) -> Self::Out { [INFO] [stdout] | [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] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 92 - where T: Consumer { [INFO] [stdout] 92 + where T: Consumer { [INFO] [stdout] | [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] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 100 - impl<'a, T, U: Clone + 'a> Spliterator for Cloned where T: Spliterator { [INFO] [stdout] 100 + impl<'a, T, U: Clone + 'a> Spliterator for Cloned where T: Spliterator { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/iter/mod.rs:302:20 [INFO] [stdout] | [INFO] [stdout] 302 | fn split(self, usize) -> (Self, Self); [INFO] [stdout] | ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/iter/mod.rs:517:40 [INFO] [stdout] | [INFO] [stdout] 517 | fn call>(self, I) -> Self::Out; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: I` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [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: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3.42s [INFO] running `Command { std: "docker" "inspect" "6815c84426caa2338b21af324062f27fef8c9e40bf1185ebd87e99ea80c6c096", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "6815c84426caa2338b21af324062f27fef8c9e40bf1185ebd87e99ea80c6c096", kill_on_drop: false }` [INFO] [stdout] 6815c84426caa2338b21af324062f27fef8c9e40bf1185ebd87e99ea80c6c096 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 31fafa46e0743ab2a9aa006ccb4edddd90b30f0ab01a62d72c58b32095166b98 [INFO] running `Command { std: "docker" "start" "-a" "31fafa46e0743ab2a9aa006ccb4edddd90b30f0ab01a62d72c58b32095166b98", kill_on_drop: false }` [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] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [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] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [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] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [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] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [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] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling jobsteal v0.5.1 (/opt/rustwide/workdir) [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] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 86 - fn call>(self, iter: I) -> Self::Out { [INFO] [stdout] 86 + fn call>(self, iter: I) -> Self::Out { [INFO] [stdout] | [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] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 92 - where T: Consumer { [INFO] [stdout] 92 + where T: Consumer { [INFO] [stdout] | [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] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 100 - impl<'a, T, U: Clone + 'a> Spliterator for Cloned where T: Spliterator { [INFO] [stdout] 100 + impl<'a, T, U: Clone + 'a> Spliterator for Cloned where T: Spliterator { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/iter/mod.rs:302:20 [INFO] [stdout] | [INFO] [stdout] 302 | fn split(self, usize) -> (Self, Self); [INFO] [stdout] | ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/iter/mod.rs:517:40 [INFO] [stdout] | [INFO] [stdout] 517 | fn call>(self, I) -> Self::Out; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: I` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [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: 12 warnings emitted [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] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [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] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [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] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [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] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [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] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [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] | ^ ^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 86 - fn call>(self, iter: I) -> Self::Out { [INFO] [stdout] 86 + fn call>(self, iter: I) -> Self::Out { [INFO] [stdout] | [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] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 92 - where T: Consumer { [INFO] [stdout] 92 + where T: Consumer { [INFO] [stdout] | [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] | ^ ^ [INFO] [stdout] | [INFO] [stdout] help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] 100 - impl<'a, T, U: Clone + 'a> Spliterator for Cloned where T: Spliterator { [INFO] [stdout] 100 + impl<'a, T, U: Clone + 'a> Spliterator for Cloned where T: Spliterator { [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/iter/mod.rs:302:20 [INFO] [stdout] | [INFO] [stdout] 302 | fn split(self, usize) -> (Self, Self); [INFO] [stdout] | ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stdout] --> src/iter/mod.rs:517:40 [INFO] [stdout] | [INFO] [stdout] 517 | fn call>(self, I) -> Self::Out; [INFO] [stdout] | ^ help: try naming the parameter or explicitly ignoring it: `_: I` [INFO] [stdout] | [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stdout] = note: for more information, see issue #41686 [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: 12 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.77s [INFO] running `Command { std: "docker" "inspect" "31fafa46e0743ab2a9aa006ccb4edddd90b30f0ab01a62d72c58b32095166b98", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "31fafa46e0743ab2a9aa006ccb4edddd90b30f0ab01a62d72c58b32095166b98", kill_on_drop: false }` [INFO] [stdout] 31fafa46e0743ab2a9aa006ccb4edddd90b30f0ab01a62d72c58b32095166b98 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2524659e011d25ba050db7694bc0ca89838efbc950c8058699cf43d66e15f53f [INFO] running `Command { std: "docker" "start" "-a" "2524659e011d25ba050db7694bc0ca89838efbc950c8058699cf43d66e15f53f", kill_on_drop: false }` [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/job.rs:63:14 [INFO] [stderr] | [INFO] [stderr] 63 | Heap(Box), [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Thunk` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/job.rs:88:34 [INFO] [stderr] | [INFO] [stderr] 88 | let static_code: Box = unsafe { mem::transmute(Box::new(code) as Box) }; [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Thunk` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/job.rs:88:89 [INFO] [stderr] | [INFO] [stderr] 88 | let static_code: Box = unsafe { mem::transmute(Box::new(code) as Box) }; [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Thunk + 'a` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/job.rs:101:31 [INFO] [stderr] | [INFO] [stderr] 101 | let fat_ptr: *mut Thunk = code_ptr; [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Thunk` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/job.rs:129:36 [INFO] [stderr] | [INFO] [stderr] 129 | let code_ptr: *mut Thunk = mem::transmute(t_obj); [INFO] [stderr] | ^^^^^ help: use `dyn`: `dyn Thunk` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/iter/map.rs:86:30 [INFO] [stderr] | [INFO] [stderr] 86 | fn call>(self, iter: I) -> Self::Out { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 86 - fn call>(self, iter: I) -> Self::Out { [INFO] [stderr] 86 + fn call>(self, iter: I) -> Self::Out { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/iter/map.rs:92:28 [INFO] [stderr] | [INFO] [stderr] 92 | where T: Consumer { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 92 - where T: Consumer { [INFO] [stderr] 92 + where T: Consumer { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> src/iter/map.rs:100:80 [INFO] [stderr] | [INFO] [stderr] 100 | impl<'a, T, U: Clone + 'a> Spliterator for Cloned where T: Spliterator { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 100 - impl<'a, T, U: Clone + 'a> Spliterator for Cloned where T: Spliterator { [INFO] [stderr] 100 + impl<'a, T, U: Clone + 'a> Spliterator for Cloned where T: Spliterator { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stderr] --> src/iter/mod.rs:302:20 [INFO] [stderr] | [INFO] [stderr] 302 | fn split(self, usize) -> (Self, Self); [INFO] [stderr] | ^^^^^ help: try naming the parameter or explicitly ignoring it: `_: usize` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(anonymous_parameters)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stderr] = note: for more information, see issue #41686 [INFO] [stderr] [INFO] [stderr] warning: anonymous parameters are deprecated and will be removed in the next edition [INFO] [stderr] --> src/iter/mod.rs:517:40 [INFO] [stderr] | [INFO] [stderr] 517 | fn call>(self, I) -> Self::Out; [INFO] [stderr] | ^ help: try naming the parameter or explicitly ignoring it: `_: I` [INFO] [stderr] | [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2015) but is a hard error in Rust 2018! [INFO] [stderr] = note: for more information, see issue #41686 [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/lib.rs:319:26 [INFO] [stderr] | [INFO] [stderr] 319 | let handle = try!(builder.spawn(move || worker_main(worker))); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/arena.rs:62:13 [INFO] [stderr] | [INFO] [stderr] 62 | let mut buf = self.buf.get(); [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: `jobsteal` (lib) generated 12 warnings [INFO] [stderr] warning: `jobsteal` (lib test) generated 12 warnings (12 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/jobsteal-bcac5dfc085c2322) [INFO] [stdout] running 18 tests [INFO] [stdout] test iter::vec::tests::it_works ... ok [INFO] [stdout] test tests::job_panic - should panic ... ok [INFO] [stdout] test tests::join ... ok [INFO] [stdout] test iter::all_any::tests::all_even ... ok [INFO] [stdout] test iter::filter::tests::filter_basics ... ok [INFO] [stdout] test iter::fold::tests::fold_adding ... ok [INFO] [stdout] test tests::creation_destruction ... ok [INFO] [stdout] test iter::all_any::tests::any_even ... ok [INFO] [stdout] test iter::tests::doubling ... ok [INFO] [stdout] test tests::outlives_pool ... ok [INFO] [stdout] test tests::scope_return ... ok [INFO] [stdout] test tests::join_scoping ... ok [INFO] [stdout] test tests::submit_large_jobs ... ok [INFO] [stdout] test iter::collect::tests::collect_basics ... ok [INFO] [stdout] test iter::enumerate::tests::enumerate_basics ... ok [INFO] [stdout] test iter::flat_map::tests::flat_map_basics ... ok [INFO] [stdout] test tests::multilevel_scoping ... ok [INFO] [stdout] test tests::split_work ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 18 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.66s [INFO] [stdout] [INFO] [stderr] Doc-tests jobsteal [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> /opt/rustwide/workdir/src/iter/map.rs:86:30 [INFO] [stderr] | [INFO] [stderr] 86 | fn call>(self, iter: I) -> Self::Out { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 86 - fn call>(self, iter: I) -> Self::Out { [INFO] [stderr] 86 + fn call>(self, iter: I) -> Self::Out { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> /opt/rustwide/workdir/src/iter/map.rs:92:28 [INFO] [stderr] | [INFO] [stderr] 92 | where T: Consumer { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 92 - where T: Consumer { [INFO] [stderr] 92 + where T: Consumer { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around type [INFO] [stderr] --> /opt/rustwide/workdir/src/iter/map.rs:100:80 [INFO] [stderr] | [INFO] [stderr] 100 | impl<'a, T, U: Clone + 'a> Spliterator for Cloned where T: Spliterator { [INFO] [stderr] | ^ ^ [INFO] [stderr] | [INFO] [stderr] help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] 100 - impl<'a, T, U: Clone + 'a> Spliterator for Cloned where T: Spliterator { [INFO] [stderr] 100 + impl<'a, T, U: Clone + 'a> Spliterator for Cloned where T: Spliterator { [INFO] [stderr] | [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stdout] [INFO] [stdout] running 5 tests [INFO] [stdout] test src/lib.rs - Spawner::recurse (line 59) ... ok [INFO] [stdout] test src/lib.rs - Spawner::submit (line 116) ... ok [INFO] [stdout] test src/lib.rs - Spawner::scope (line 147) ... ok [INFO] [stdout] test src/lib.rs - Spawner::join (line 177) ... ok [INFO] [stdout] test src/iter/mod.rs - iter (line 13) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.06s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "2524659e011d25ba050db7694bc0ca89838efbc950c8058699cf43d66e15f53f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2524659e011d25ba050db7694bc0ca89838efbc950c8058699cf43d66e15f53f", kill_on_drop: false }` [INFO] [stdout] 2524659e011d25ba050db7694bc0ca89838efbc950c8058699cf43d66e15f53f