[INFO] fetching crate multiqueue2 0.1.6... [INFO] checking multiqueue2-0.1.6 against try#6f12b8fe67b4eed2e838dab803ed9493b9d62c0f for pr-79073 [INFO] extracting crate multiqueue2 0.1.6 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate multiqueue2 0.1.6 on toolchain 6f12b8fe67b4eed2e838dab803ed9493b9d62c0f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate multiqueue2 0.1.6 [INFO] finished tweaking crates.io crate multiqueue2 0.1.6 [INFO] tweaked toml for crates.io crate multiqueue2 0.1.6 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded atomic_utilities v0.5.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3ffccdebe9d2cf2b2439ff5b33c863e2539c3c92a662a9c3c4e2c9af567f56a6 [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" "3ffccdebe9d2cf2b2439ff5b33c863e2539c3c92a662a9c3c4e2c9af567f56a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3ffccdebe9d2cf2b2439ff5b33c863e2539c3c92a662a9c3c4e2c9af567f56a6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3ffccdebe9d2cf2b2439ff5b33c863e2539c3c92a662a9c3c4e2c9af567f56a6", kill_on_drop: false }` [INFO] [stdout] 3ffccdebe9d2cf2b2439ff5b33c863e2539c3c92a662a9c3c4e2c9af567f56a6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+6f12b8fe67b4eed2e838dab803ed9493b9d62c0f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] d8001f720ae217d50e22cd8b7fd40203d6baceb4dbdc9ef76f0251dc52bdb871 [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" "d8001f720ae217d50e22cd8b7fd40203d6baceb4dbdc9ef76f0251dc52bdb871", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.80 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Compiling semver v0.1.20 [INFO] [stderr] Checking lock_api v0.2.0 [INFO] [stderr] Compiling rustc_version v0.1.7 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling atomic_utilities v0.5.0 [INFO] [stderr] Checking crossbeam-channel v0.4.4 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking time v0.1.44 [INFO] [stderr] Checking rand v0.6.5 [INFO] [stderr] Checking crossbeam-deque v0.7.3 [INFO] [stderr] Checking crossbeam v0.7.3 [INFO] [stderr] Checking parking_lot_core v0.5.0 [INFO] [stderr] Checking parking_lot v0.8.0 [INFO] [stderr] Checking multiqueue2 v0.1.6 (/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:163:21 [INFO] [stdout] | [INFO] [stdout] 163 | 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:224:49 [INFO] [stdout] | [INFO] [stdout] 224 | 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:163:21 [INFO] [stdout] | [INFO] [stdout] 163 | 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:224:49 [INFO] [stdout] | [INFO] [stdout] 224 | 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 `std::mem::uninitialized`: use `mem::MaybeUninit` instead [INFO] [stdout] --> src/multiqueue.rs:241:26 [INFO] [stdout] | [INFO] [stdout] 241 | d1: unsafe { mem::uninitialized() }, [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:246:26 [INFO] [stdout] | [INFO] [stdout] 246 | 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:255:26 [INFO] [stdout] | [INFO] [stdout] 255 | 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:259:26 [INFO] [stdout] | [INFO] [stdout] 259 | d4: 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:241:26 [INFO] [stdout] | [INFO] [stdout] 241 | d1: unsafe { mem::uninitialized() }, [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:246:26 [INFO] [stdout] | [INFO] [stdout] 246 | 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:255:26 [INFO] [stdout] | [INFO] [stdout] 255 | 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:259:26 [INFO] [stdout] | [INFO] [stdout] 259 | d4: unsafe { mem::uninitialized() }, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 7 warnings 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] [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: 7 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 11.55s [INFO] running `Command { std: "docker" "inspect" "d8001f720ae217d50e22cd8b7fd40203d6baceb4dbdc9ef76f0251dc52bdb871", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d8001f720ae217d50e22cd8b7fd40203d6baceb4dbdc9ef76f0251dc52bdb871", kill_on_drop: false }` [INFO] [stdout] d8001f720ae217d50e22cd8b7fd40203d6baceb4dbdc9ef76f0251dc52bdb871