[INFO] fetching crate multiqueue 0.3.2... [INFO] checking multiqueue-0.3.2 against try#f47dd4da3ae8c32c9e65d307bfe640b143e674df for pr-77526 [INFO] extracting crate multiqueue 0.3.2 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate multiqueue 0.3.2 on toolchain f47dd4da3ae8c32c9e65d307bfe640b143e674df [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate multiqueue 0.3.2 [INFO] finished tweaking crates.io crate multiqueue 0.3.2 [INFO] tweaked toml for crates.io crate multiqueue 0.3.2 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3d577c0b9f804e42a361db801735d24a7ee00e6fa0a47eec4e9ad0c8462b959f [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" "3d577c0b9f804e42a361db801735d24a7ee00e6fa0a47eec4e9ad0c8462b959f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3d577c0b9f804e42a361db801735d24a7ee00e6fa0a47eec4e9ad0c8462b959f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3d577c0b9f804e42a361db801735d24a7ee00e6fa0a47eec4e9ad0c8462b959f", kill_on_drop: false }` [INFO] [stdout] 3d577c0b9f804e42a361db801735d24a7ee00e6fa0a47eec4e9ad0c8462b959f [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+f47dd4da3ae8c32c9e65d307bfe640b143e674df" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 64a1e836b8570cbc2632e5124b67edb6802b845fbde39d42838e45e92b1a0415 [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" "64a1e836b8570cbc2632e5124b67edb6802b845fbde39d42838e45e92b1a0415", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.79 [INFO] [stderr] Checking owning_ref v0.2.4 [INFO] [stderr] Checking smallvec v0.3.4 [INFO] [stderr] Checking crossbeam v0.2.12 [INFO] [stderr] Checking smallvec v0.6.13 [INFO] [stderr] Checking rand v0.4.6 [INFO] [stderr] Checking thread-id v3.3.0 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking parking_lot_core v0.2.14 [INFO] [stderr] Checking parking_lot v0.3.8 [INFO] [stderr] Checking multiqueue v0.3.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/countedindex.rs:23:33 [INFO] [stdout] | [INFO] [stdout] 23 | pub const MASK_IND: Index = (1 << 63); [INFO] [stdout] | ^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/multiqueue.rs:160:21 [INFO] [stdout] | [INFO] [stdout] 160 | pub waiter: Arc, [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Wait` [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/multiqueue.rs:222:49 [INFO] [stdout] | [INFO] [stdout] 222 | fn new_internal(_capacity: Index, wait: Arc) -> (InnerSend, InnerRecv) { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Wait` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around assigned value [INFO] [stdout] --> src/countedindex.rs:23:33 [INFO] [stdout] | [INFO] [stdout] 23 | pub const MASK_IND: Index = (1 << 63); [INFO] [stdout] | ^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/multiqueue.rs:160:21 [INFO] [stdout] | [INFO] [stdout] 160 | pub waiter: Arc, [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Wait` [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/multiqueue.rs:222:49 [INFO] [stdout] | [INFO] [stdout] 222 | fn new_internal(_capacity: Index, wait: Arc) -> (InnerSend, InnerRecv) { [INFO] [stdout] | ^^^^ help: use `dyn`: `dyn Wait` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `mpmc::futures::task::park`: renamed to `current` [INFO] [stdout] --> src/multiqueue.rs:29:27 [INFO] [stdout] | [INFO] [stdout] 29 | use self::futures::task::{park, Task}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/multiqueue.rs:239:26 [INFO] [stdout] | [INFO] [stdout] 239 | d1: unsafe { mem::uninitialized() }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/multiqueue.rs:244:26 [INFO] [stdout] | [INFO] [stdout] 244 | d2: unsafe { mem::uninitialized() }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/multiqueue.rs:253:26 [INFO] [stdout] | [INFO] [stdout] 253 | d3: unsafe { mem::uninitialized() }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/multiqueue.rs:257:26 [INFO] [stdout] | [INFO] [stdout] 257 | d4: unsafe { mem::uninitialized() }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `mpmc::futures::task::park`: renamed to `current` [INFO] [stdout] --> src/multiqueue.rs:875:26 [INFO] [stdout] | [INFO] [stdout] 875 | parked.push_back(park()); [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `mpmc::futures::task::park`: renamed to `current` [INFO] [stdout] --> src/multiqueue.rs:901:34 [INFO] [stdout] | [INFO] [stdout] 901 | parked.push_back(park()); [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `mpmc::futures::task::park`: renamed to `current` [INFO] [stdout] --> src/multiqueue.rs:29:27 [INFO] [stdout] | [INFO] [stdout] 29 | use self::futures::task::{park, Task}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/multiqueue.rs:239:26 [INFO] [stdout] | [INFO] [stdout] 239 | d1: unsafe { mem::uninitialized() }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/multiqueue.rs:244:26 [INFO] [stdout] | [INFO] [stdout] 244 | d2: unsafe { mem::uninitialized() }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/multiqueue.rs:253:26 [INFO] [stdout] | [INFO] [stdout] 253 | d3: unsafe { mem::uninitialized() }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/multiqueue.rs:257:26 [INFO] [stdout] | [INFO] [stdout] 257 | d4: unsafe { mem::uninitialized() }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `mpmc::futures::task::park`: renamed to `current` [INFO] [stdout] --> src/multiqueue.rs:875:26 [INFO] [stdout] | [INFO] [stdout] 875 | parked.push_back(park()); [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated function `mpmc::futures::task::park`: renamed to `current` [INFO] [stdout] --> src/multiqueue.rs:901:34 [INFO] [stdout] | [INFO] [stdout] 901 | parked.push_back(park()); [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type annotations needed [INFO] [stdout] --> src/multiqueue.rs:228:55 [INFO] [stdout] | [INFO] [stdout] 228 | let elem: &QueueEntry = &*queuedat.offset(i); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(tyvar_behind_raw_pointer)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition! [INFO] [stdout] = note: for more information, see issue #46906 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type annotations needed [INFO] [stdout] --> src/multiqueue.rs:231:46 [INFO] [stdout] | [INFO] [stdout] 231 | let refd: &RefCnt = &*refdat.offset(i); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition! [INFO] [stdout] = note: for more information, see issue #46906 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type annotations needed [INFO] [stdout] --> src/multiqueue.rs:228:55 [INFO] [stdout] | [INFO] [stdout] 228 | let elem: &QueueEntry = &*queuedat.offset(i); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(tyvar_behind_raw_pointer)]` on by default [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition! [INFO] [stdout] = note: for more information, see issue #46906 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: type annotations needed [INFO] [stdout] --> src/multiqueue.rs:231:46 [INFO] [stdout] | [INFO] [stdout] 231 | let refd: &RefCnt = &*refdat.offset(i); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in the 2018 edition! [INFO] [stdout] = note: for more information, see issue #46906 [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `mpmc::futures::task::Task::unpark`: renamed to `notify` [INFO] [stdout] --> src/multiqueue.rs:913:21 [INFO] [stdout] | [INFO] [stdout] 913 | val.unpark(); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `mpmc::futures::task::Task::unpark`: renamed to `notify` [INFO] [stdout] --> src/multiqueue.rs:931:25 [INFO] [stdout] | [INFO] [stdout] 931 | val.unpark(); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `mpmc::futures::task::Task::unpark`: renamed to `notify` [INFO] [stdout] --> src/multiqueue.rs:938:25 [INFO] [stdout] | [INFO] [stdout] 938 | val.unpark(); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `mpmc::futures::task::Task::unpark`: renamed to `notify` [INFO] [stdout] --> src/multiqueue.rs:913:21 [INFO] [stdout] | [INFO] [stdout] 913 | val.unpark(); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `mpmc::futures::task::Task::unpark`: renamed to `notify` [INFO] [stdout] --> src/multiqueue.rs:931:25 [INFO] [stdout] | [INFO] [stdout] 931 | val.unpark(); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `mpmc::futures::task::Task::unpark`: renamed to `notify` [INFO] [stdout] --> src/multiqueue.rs:938:25 [INFO] [stdout] | [INFO] [stdout] 938 | val.unpark(); [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 15 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `clone` that must be used [INFO] [stdout] --> src/mpmc.rs:940:9 [INFO] [stdout] | [INFO] [stdout] 940 | reader.clone(); [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: cloning is often expensive and is not expected to have side effects [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `tx` is never read [INFO] [stdout] --> tests/mpmc_fut.rs:63:9 [INFO] [stdout] | [INFO] [stdout] 63 | tx = tx.send(2).wait().unwrap(); [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 16 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: value assigned to `tx` is never read [INFO] [stdout] --> tests/multicast_fut.rs:63:9 [INFO] [stdout] | [INFO] [stdout] 63 | tx = tx.send(2).wait().unwrap(); [INFO] [stdout] | ^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_assignments)]` on by default [INFO] [stdout] = help: maybe it is overwritten before being read? [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.25s [INFO] running `Command { std: "docker" "inspect" "64a1e836b8570cbc2632e5124b67edb6802b845fbde39d42838e45e92b1a0415", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "64a1e836b8570cbc2632e5124b67edb6802b845fbde39d42838e45e92b1a0415", kill_on_drop: false }` [INFO] [stdout] 64a1e836b8570cbc2632e5124b67edb6802b845fbde39d42838e45e92b1a0415