[INFO] fetching crate tokio-reactor 0.1.12... [INFO] checking tokio-reactor-0.1.12 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate tokio-reactor 0.1.12 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate tokio-reactor 0.1.12 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tokio-reactor 0.1.12 [INFO] finished tweaking crates.io crate tokio-reactor 0.1.12 [INFO] tweaked toml for crates.io crate tokio-reactor 0.1.12 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Updating crates.io index [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Locking 58 packages [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding bytes v0.4.12 (latest: v1.6.0) [INFO] [stderr] Adding cfg-if v0.1.10 (latest: v1.0.0) [INFO] [stderr] Adding cloudabi v0.0.3 (latest: v0.1.0) [INFO] [stderr] Adding crossbeam-deque v0.7.4 (latest: v0.8.5) [INFO] [stderr] Adding crossbeam-epoch v0.8.2 (latest: v0.9.18) [INFO] [stderr] Adding crossbeam-queue v0.2.3 (latest: v0.3.11) [INFO] [stderr] Adding crossbeam-utils v0.7.2 (latest: v0.8.19) [INFO] [stderr] Adding futures v0.1.31 (latest: v0.3.30) [INFO] [stderr] Adding lock_api v0.3.4 (latest: v0.4.11) [INFO] [stderr] Adding memoffset v0.5.6 (latest: v0.9.1) [INFO] [stderr] Adding mio v0.6.23 (latest: v0.8.11) [INFO] [stderr] Adding miow v0.2.2 (latest: v0.6.0) [INFO] [stderr] Adding parking_lot v0.9.0 (latest: v0.12.1) [INFO] [stderr] Adding parking_lot_core v0.6.3 (latest: v0.9.9) [INFO] [stderr] Adding redox_syscall v0.1.57 (latest: v0.5.1) [INFO] [stderr] Adding rustc_version v0.2.3 (latest: v0.4.0) [INFO] [stderr] Adding semver v0.9.0 (latest: v1.0.22) [INFO] [stderr] Adding semver-parser v0.7.0 (latest: v0.10.2) [INFO] [stderr] Adding smallvec v0.6.14 (latest: v1.13.2) [INFO] [stderr] Adding tokio v0.1.22 (latest: v1.37.0) [INFO] [stderr] Adding tokio-io-pool v0.1.4 (latest: v0.1.6) [INFO] [stderr] Adding winapi v0.2.8 (latest: v0.3.9) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded tokio-io-pool v0.1.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 9f72cb7066519639d5140031716e14f8fe5d9dbd8428d966caa94d92364fecfb [INFO] running `Command { std: "docker" "start" "-a" "9f72cb7066519639d5140031716e14f8fe5d9dbd8428d966caa94d92364fecfb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "9f72cb7066519639d5140031716e14f8fe5d9dbd8428d966caa94d92364fecfb", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9f72cb7066519639d5140031716e14f8fe5d9dbd8428d966caa94d92364fecfb", kill_on_drop: false }` [INFO] [stdout] 9f72cb7066519639d5140031716e14f8fe5d9dbd8428d966caa94d92364fecfb [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4bf60c7ed0e3745eb971138a8a609751dfd4e6c5a9b836fc4d93f508f429f145 [INFO] running `Command { std: "docker" "start" "-a" "4bf60c7ed0e3745eb971138a8a609751dfd4e6c5a9b836fc4d93f508f429f145", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking futures v0.1.31 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.39 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Compiling parking_lot_core v0.6.3 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking tokio-reactor v0.1.12 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `mio` is imported redundantly [INFO] [stdout] --> src/poll_evented.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use mio; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:50:1 [INFO] [stdout] | [INFO] [stdout] 50 | extern crate mio; [INFO] [stdout] | ----------------- the item `mio` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `mio` is imported redundantly [INFO] [stdout] --> src/registration.rs:4:11 [INFO] [stdout] | [INFO] [stdout] 4 | use mio::{self, Evented}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:50:1 [INFO] [stdout] | [INFO] [stdout] 50 | extern crate mio; [INFO] [stdout] | ----------------- the item `mio` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `num_cpus` is imported redundantly [INFO] [stdout] --> src/sharded_rwlock.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use num_cpus; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:51:1 [INFO] [stdout] | [INFO] [stdout] 51 | extern crate num_cpus; [INFO] [stdout] | ---------------------- the item `num_cpus` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `parking_lot` is imported redundantly [INFO] [stdout] --> src/sharded_rwlock.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | use parking_lot; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:52:1 [INFO] [stdout] | [INFO] [stdout] 52 | extern crate parking_lot; [INFO] [stdout] | ------------------------- the item `parking_lot` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/background.rs:158:14 [INFO] [stdout] | [INFO] [stdout] 158 | .compare_and_swap(0, SHUTDOWN_IDLE, SeqCst); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/background.rs:174:18 [INFO] [stdout] | [INFO] [stdout] 174 | .compare_and_swap(curr, SHUTDOWN_NOW, SeqCst); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/registration.rs:200:45 [INFO] [stdout] | [INFO] [stdout] 200 | let actual = self.state.compare_and_swap(INIT, LOCKED, SeqCst); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/registration.rs:402:45 [INFO] [stdout] | [INFO] [stdout] 402 | let actual = self.state.compare_and_swap(state, next, SeqCst); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:796:32 [INFO] [stdout] | [INFO] [stdout] 796 | write!(fmt, "{}", self.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:616:13 [INFO] [stdout] | [INFO] [stdout] 616 | drop(handle.into_usize()); [INFO] [stdout] | ^^^^^-------------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `usize` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking tokio-io-pool v0.1.4 [INFO] [stdout] warning: the item `mio` is imported redundantly [INFO] [stdout] --> src/poll_evented.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use mio; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:50:1 [INFO] [stdout] | [INFO] [stdout] 50 | extern crate mio; [INFO] [stdout] | ----------------- the item `mio` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `mio` is imported redundantly [INFO] [stdout] --> src/registration.rs:4:11 [INFO] [stdout] | [INFO] [stdout] 4 | use mio::{self, Evented}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:50:1 [INFO] [stdout] | [INFO] [stdout] 50 | extern crate mio; [INFO] [stdout] | ----------------- the item `mio` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `num_cpus` is imported redundantly [INFO] [stdout] --> src/sharded_rwlock.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use num_cpus; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:51:1 [INFO] [stdout] | [INFO] [stdout] 51 | extern crate num_cpus; [INFO] [stdout] | ---------------------- the item `num_cpus` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `parking_lot` is imported redundantly [INFO] [stdout] --> src/sharded_rwlock.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | use parking_lot; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:52:1 [INFO] [stdout] | [INFO] [stdout] 52 | extern crate parking_lot; [INFO] [stdout] | ------------------------- the item `parking_lot` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/background.rs:158:14 [INFO] [stdout] | [INFO] [stdout] 158 | .compare_and_swap(0, SHUTDOWN_IDLE, SeqCst); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/background.rs:174:18 [INFO] [stdout] | [INFO] [stdout] 174 | .compare_and_swap(curr, SHUTDOWN_NOW, SeqCst); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/registration.rs:200:45 [INFO] [stdout] | [INFO] [stdout] 200 | let actual = self.state.compare_and_swap(INIT, LOCKED, SeqCst); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/registration.rs:402:45 [INFO] [stdout] | [INFO] [stdout] 402 | let actual = self.state.compare_and_swap(state, next, SeqCst); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:796:32 [INFO] [stdout] | [INFO] [stdout] 796 | write!(fmt, "{}", self.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:616:13 [INFO] [stdout] | [INFO] [stdout] 616 | drop(handle.into_usize()); [INFO] [stdout] | ^^^^^-------------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `usize` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.23s [INFO] running `Command { std: "docker" "inspect" "4bf60c7ed0e3745eb971138a8a609751dfd4e6c5a9b836fc4d93f508f429f145", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4bf60c7ed0e3745eb971138a8a609751dfd4e6c5a9b836fc4d93f508f429f145", kill_on_drop: false }` [INFO] [stdout] 4bf60c7ed0e3745eb971138a8a609751dfd4e6c5a9b836fc4d93f508f429f145 [INFO] checking tokio-reactor-0.1.12 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate tokio-reactor 0.1.12 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate tokio-reactor 0.1.12 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate tokio-reactor 0.1.12 [INFO] finished tweaking crates.io crate tokio-reactor 0.1.12 [INFO] tweaked toml for crates.io crate tokio-reactor 0.1.12 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2fc9d1154b60ec217fd0e653226f4beeab6f19fbd43ec6f5a83d181e834ac065 [INFO] running `Command { std: "docker" "start" "-a" "2fc9d1154b60ec217fd0e653226f4beeab6f19fbd43ec6f5a83d181e834ac065", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2fc9d1154b60ec217fd0e653226f4beeab6f19fbd43ec6f5a83d181e834ac065", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2fc9d1154b60ec217fd0e653226f4beeab6f19fbd43ec6f5a83d181e834ac065", kill_on_drop: false }` [INFO] [stdout] 2fc9d1154b60ec217fd0e653226f4beeab6f19fbd43ec6f5a83d181e834ac065 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/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" "RUSTDOCFLAGS=--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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 898761dac85458aff10462903bb1ce4301f595ed635c739d834b0a08a4aa7120 [INFO] running `Command { std: "docker" "start" "-a" "898761dac85458aff10462903bb1ce4301f595ed635c739d834b0a08a4aa7120", kill_on_drop: false }` [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling crossbeam-utils v0.7.2 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Checking futures v0.1.31 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling memoffset v0.5.6 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Checking lock_api v0.3.4 [INFO] [stderr] Checking iovec v0.1.4 [INFO] [stderr] Checking net2 v0.2.39 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Checking mio v0.6.23 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking smallvec v0.6.14 [INFO] [stderr] Compiling parking_lot_core v0.6.3 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Checking mio-uds v0.6.8 [INFO] [stderr] Checking crossbeam-queue v0.2.3 [INFO] [stderr] Checking crossbeam-deque v0.7.4 [INFO] [stderr] Checking tokio-executor v0.1.10 [INFO] [stderr] Checking tokio-io v0.1.13 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Checking tokio-current-thread v0.1.7 [INFO] [stderr] Checking tokio-timer v0.2.13 [INFO] [stderr] Checking tokio-threadpool v0.1.18 [INFO] [stderr] Checking tokio-reactor v0.1.12 [INFO] [stderr] Checking tokio-codec v0.1.2 [INFO] [stderr] Checking tokio-reactor v0.1.12 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `mio` is imported redundantly [INFO] [stdout] --> src/poll_evented.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use mio; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:50:1 [INFO] [stdout] | [INFO] [stdout] 50 | extern crate mio; [INFO] [stdout] | ----------------- the item `mio` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `mio` is imported redundantly [INFO] [stdout] --> src/registration.rs:4:11 [INFO] [stdout] | [INFO] [stdout] 4 | use mio::{self, Evented}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:50:1 [INFO] [stdout] | [INFO] [stdout] 50 | extern crate mio; [INFO] [stdout] | ----------------- the item `mio` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `num_cpus` is imported redundantly [INFO] [stdout] --> src/sharded_rwlock.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use num_cpus; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:51:1 [INFO] [stdout] | [INFO] [stdout] 51 | extern crate num_cpus; [INFO] [stdout] | ---------------------- the item `num_cpus` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `parking_lot` is imported redundantly [INFO] [stdout] --> src/sharded_rwlock.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | use parking_lot; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:52:1 [INFO] [stdout] | [INFO] [stdout] 52 | extern crate parking_lot; [INFO] [stdout] | ------------------------- the item `parking_lot` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/background.rs:158:14 [INFO] [stdout] | [INFO] [stdout] 158 | .compare_and_swap(0, SHUTDOWN_IDLE, SeqCst); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/background.rs:174:18 [INFO] [stdout] | [INFO] [stdout] 174 | .compare_and_swap(curr, SHUTDOWN_NOW, SeqCst); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/registration.rs:200:45 [INFO] [stdout] | [INFO] [stdout] 200 | let actual = self.state.compare_and_swap(INIT, LOCKED, SeqCst); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/registration.rs:402:45 [INFO] [stdout] | [INFO] [stdout] 402 | let actual = self.state.compare_and_swap(state, next, SeqCst); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tokio-fs v0.1.7 [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:796:32 [INFO] [stdout] | [INFO] [stdout] 796 | write!(fmt, "{}", self.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:616:13 [INFO] [stdout] | [INFO] [stdout] 616 | drop(handle.into_usize()); [INFO] [stdout] | ^^^^^-------------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `usize` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tokio-uds v0.2.7 [INFO] [stderr] Checking tokio-udp v0.1.6 [INFO] [stderr] Checking tokio-tcp v0.1.4 [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking tokio-io-pool v0.1.4 [INFO] [stdout] warning: the item `mio` is imported redundantly [INFO] [stdout] --> src/poll_evented.rs:4:5 [INFO] [stdout] | [INFO] [stdout] 4 | use mio; [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:50:1 [INFO] [stdout] | [INFO] [stdout] 50 | extern crate mio; [INFO] [stdout] | ----------------- the item `mio` is already imported here [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `mio` is imported redundantly [INFO] [stdout] --> src/registration.rs:4:11 [INFO] [stdout] | [INFO] [stdout] 4 | use mio::{self, Evented}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:50:1 [INFO] [stdout] | [INFO] [stdout] 50 | extern crate mio; [INFO] [stdout] | ----------------- the item `mio` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `num_cpus` is imported redundantly [INFO] [stdout] --> src/sharded_rwlock.rs:16:5 [INFO] [stdout] | [INFO] [stdout] 16 | use num_cpus; [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:51:1 [INFO] [stdout] | [INFO] [stdout] 51 | extern crate num_cpus; [INFO] [stdout] | ---------------------- the item `num_cpus` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `parking_lot` is imported redundantly [INFO] [stdout] --> src/sharded_rwlock.rs:17:5 [INFO] [stdout] | [INFO] [stdout] 17 | use parking_lot; [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] ::: src/lib.rs:52:1 [INFO] [stdout] | [INFO] [stdout] 52 | extern crate parking_lot; [INFO] [stdout] | ------------------------- the item `parking_lot` is already imported here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/background.rs:158:14 [INFO] [stdout] | [INFO] [stdout] 158 | .compare_and_swap(0, SHUTDOWN_IDLE, SeqCst); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/background.rs:174:18 [INFO] [stdout] | [INFO] [stdout] 174 | .compare_and_swap(curr, SHUTDOWN_NOW, SeqCst); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/registration.rs:200:45 [INFO] [stdout] | [INFO] [stdout] 200 | let actual = self.state.compare_and_swap(INIT, LOCKED, SeqCst); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicUsize::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/registration.rs:402:45 [INFO] [stdout] | [INFO] [stdout] 402 | let actual = self.state.compare_and_swap(state, next, SeqCst); [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/lib.rs:796:32 [INFO] [stdout] | [INFO] [stdout] 796 | write!(fmt, "{}", self.description()) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: calls to `std::mem::drop` with a value that implements `Copy` does nothing [INFO] [stdout] --> src/lib.rs:616:13 [INFO] [stdout] | [INFO] [stdout] 616 | drop(handle.into_usize()); [INFO] [stdout] | ^^^^^-------------------^ [INFO] [stdout] | | [INFO] [stdout] | argument has type `usize` [INFO] [stdout] | [INFO] [stdout] = note: use `let _ = ...` to ignore the expression or result [INFO] [stdout] = note: `#[warn(dropping_copy_types)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 10 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.01s [INFO] running `Command { std: "docker" "inspect" "898761dac85458aff10462903bb1ce4301f595ed635c739d834b0a08a4aa7120", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "898761dac85458aff10462903bb1ce4301f595ed635c739d834b0a08a4aa7120", kill_on_drop: false }` [INFO] [stdout] 898761dac85458aff10462903bb1ce4301f595ed635c739d834b0a08a4aa7120