[INFO] fetching crate messenger 0.1.0... [INFO] checking messenger-0.1.0 against try#8a749131e7beb72f6edacefd2bdcbed3d67b2112 for pr-72331 [INFO] extracting crate messenger 0.1.0 into /workspace/builds/worker-6/source [INFO] validating manifest of crates.io crate messenger 0.1.0 on toolchain 8a749131e7beb72f6edacefd2bdcbed3d67b2112 [INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate messenger 0.1.0 [INFO] finished tweaking crates.io crate messenger 0.1.0 [INFO] tweaked toml for crates.io crate messenger 0.1.0 written to /workspace/builds/worker-6/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+8a749131e7beb72f6edacefd2bdcbed3d67b2112" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 49a95caebe46e229904004ffb905aae9b681fbbbbb37b2bd2ffb4f6dcead9828 [INFO] running `"docker" "start" "-a" "49a95caebe46e229904004ffb905aae9b681fbbbbb37b2bd2ffb4f6dcead9828"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.34 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking smallvec v0.6.13 [INFO] [stderr] Checking messenger v0.1.0 (/opt/rustwide/workdir) [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/messenger.rs:9:24 [INFO] [stderr] | [INFO] [stderr] 9 | type Callback = Box)>; [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Fn(Vec)` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/messenger.rs:12:31 [INFO] [stderr] | [INFO] [stderr] 12 | type Subscribe = (u32, Box Option>); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> Option` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/messenger.rs:16:17 [INFO] [stderr] | [INFO] [stderr] 16 | sender: Box>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Sender>` [INFO] [stderr] [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/lib.rs:2:12 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(conservative_impl_trait)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused boxed `std::ops::Fn` trait object in tuple element 1 that must be used [INFO] [stderr] --> src/messenger.rs:87:17 [INFO] [stderr] | [INFO] [stderr] 87 | subscribers.remove(index); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: closures are lazy and do nothing unless called [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking mio v0.6.22 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio-uds v0.2.6 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/messenger.rs:9:24 [INFO] [stderr] | [INFO] [stderr] 9 | type Callback = Box)>; [INFO] [stderr] | ^^^^^^^^^^ help: use `dyn`: `dyn Fn(Vec)` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/messenger.rs:12:31 [INFO] [stderr] | [INFO] [stderr] 12 | type Subscribe = (u32, Box Option>); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&T) -> Option` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/messenger.rs:16:17 [INFO] [stderr] | [INFO] [stderr] 16 | sender: Box>>, [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Sender>` [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'tokio::executor::current_thread': use tokio-current-thread crate or functions in tokio::runtime::current_thread instead [INFO] [stderr] --> tests/messenger_test.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use tokio::executor::current_thread; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'tokio::executor::current_thread::run': use block_on_all instead [INFO] [stderr] --> tests/messenger_test.rs:36:5 [INFO] [stderr] | [INFO] [stderr] 36 | current_thread::run(move |_| { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 2 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: the feature `conservative_impl_trait` has been stable since 1.26.0 and no longer requires an attribute to enable [INFO] [stderr] --> src/lib.rs:2:12 [INFO] [stderr] | [INFO] [stderr] 2 | #![feature(conservative_impl_trait)] [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(stable_features)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused boxed `std::ops::Fn` trait object in tuple element 1 that must be used [INFO] [stderr] --> src/messenger.rs:87:17 [INFO] [stderr] | [INFO] [stderr] 87 | subscribers.remove(index); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: closures are lazy and do nothing unless called [INFO] [stderr] [INFO] [stderr] warning: 5 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.58s [INFO] running `"docker" "inspect" "49a95caebe46e229904004ffb905aae9b681fbbbbb37b2bd2ffb4f6dcead9828"` [INFO] running `"docker" "rm" "-f" "49a95caebe46e229904004ffb905aae9b681fbbbbb37b2bd2ffb4f6dcead9828"` [INFO] [stdout] 49a95caebe46e229904004ffb905aae9b681fbbbbb37b2bd2ffb4f6dcead9828