[INFO] fetching crate async-resource 0.1.0... [INFO] checking async-resource-0.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate async-resource 0.1.0 into /workspace/builds/worker-4-tc1/source [INFO] validating manifest of crates.io crate async-resource 0.1.0 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 async-resource 0.1.0 [INFO] finished tweaking crates.io crate async-resource 0.1.0 [INFO] tweaked toml for crates.io crate async-resource 0.1.0 written to /workspace/builds/worker-4-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] Updating crates.io index [INFO] [stderr] Locking 77 packages [INFO] [stderr] Adding async-task v3.0.0 (latest: v4.7.0) [INFO] [stderr] Adding bitflags v1.3.2 (latest: v2.5.0) [INFO] [stderr] Adding clap v2.34.0 (latest: v4.5.4) [INFO] [stderr] Adding concurrent-queue v1.2.4 (latest: v2.4.0) [INFO] [stderr] Adding criterion v0.3.6 (latest: v0.5.1) [INFO] [stderr] Adding criterion-plot v0.4.5 (latest: v0.5.0) [INFO] [stderr] Adding fastrand v1.9.0 (latest: v2.0.2) [INFO] [stderr] Adding half v1.8.3 (latest: v2.4.0) [INFO] [stderr] Adding hermit-abi v0.1.19 (latest: v0.3.9) [INFO] [stderr] Adding itertools v0.10.5 (latest: v0.12.1) [INFO] [stderr] Adding option-lock v0.1.0 (latest: v0.3.1) [INFO] [stderr] Adding textwrap v0.11.0 (latest: v0.16.1) [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] Downloading crates ... [INFO] [stderr] Downloaded multitask v0.2.0 [INFO] [stderr] Downloaded concurrent-queue v1.2.4 [INFO] [stderr] Downloaded async-task v3.0.0 [INFO] [stderr] Downloaded cache-padded v1.3.0 [INFO] [stderr] Downloaded option-lock v0.1.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] 3df224193fa86db4c231a4f98d7bc0078020a99e7ec450dbddaecaefccb35dbd [INFO] running `Command { std: "docker" "start" "-a" "3df224193fa86db4c231a4f98d7bc0078020a99e7ec450dbddaecaefccb35dbd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3df224193fa86db4c231a4f98d7bc0078020a99e7ec450dbddaecaefccb35dbd", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3df224193fa86db4c231a4f98d7bc0078020a99e7ec450dbddaecaefccb35dbd", kill_on_drop: false }` [INFO] [stdout] 3df224193fa86db4c231a4f98d7bc0078020a99e7ec450dbddaecaefccb35dbd [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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] ed4176bd76a1f4e6d65f688def82c84bf9fe60a805ea98bd66934e0d123c15a1 [INFO] running `Command { std: "docker" "start" "-a" "ed4176bd76a1f4e6d65f688def82c84bf9fe60a805ea98bd66934e0d123c15a1", kill_on_drop: false }` [INFO] [stderr] Compiling serde v1.0.197 [INFO] [stderr] Compiling crossbeam-utils v0.8.19 [INFO] [stderr] Compiling num-traits v0.2.18 [INFO] [stderr] Checking futures-core v0.3.30 [INFO] [stderr] Compiling rayon-core v1.12.1 [INFO] [stderr] Checking cache-padded v1.3.0 [INFO] [stderr] Checking unicode-width v0.1.11 [INFO] [stderr] Checking plotters-backend v0.3.5 [INFO] [stderr] Checking csv-core v0.1.11 [INFO] [stderr] Checking regex-automata v0.4.6 [INFO] [stderr] Checking async-task v3.0.0 [INFO] [stderr] Checking cast v0.3.0 [INFO] [stderr] Checking fastrand v1.9.0 [INFO] [stderr] Checking half v1.8.3 [INFO] [stderr] Checking walkdir v2.5.0 [INFO] [stderr] Compiling futures-macro v0.3.30 [INFO] [stderr] Compiling serde_derive v1.0.197 [INFO] [stderr] Checking concurrent-queue v1.2.4 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking criterion-plot v0.4.5 [INFO] [stderr] Checking oorandom v11.1.3 [INFO] [stderr] Checking option-lock v0.1.0 [INFO] [stderr] Checking futures-channel v0.3.30 [INFO] [stderr] Checking multitask v0.2.0 [INFO] [stderr] Checking plotters-svg v0.3.5 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking crossbeam-epoch v0.9.18 [INFO] [stderr] Checking crossbeam-deque v0.8.5 [INFO] [stderr] Checking futures-util v0.3.30 [INFO] [stderr] Checking rayon v1.10.0 [INFO] [stderr] Checking regex v1.10.4 [INFO] [stderr] Checking plotters v0.3.5 [INFO] [stderr] Checking serde_json v1.0.115 [INFO] [stderr] Checking csv v1.3.0 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking futures-executor v0.3.30 [INFO] [stderr] Checking async-resource v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `option_lock` is imported redundantly [INFO] [stdout] --> src/pool/executor.rs:14:23 [INFO] [stdout] | [INFO] [stdout] 14 | use option_lock::{self, OptionLock}; [INFO] [stdout] | ^^^^ the item `option_lock` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `exec_multitask::MultitaskExecutor` [INFO] [stdout] --> src/pool/executor.rs:108:9 [INFO] [stdout] | [INFO] [stdout] 108 | pub use exec_multitask::MultitaskExecutor; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `dropshot::Canceled` [INFO] [stdout] --> src/pool/wait.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | pub use dropshot::Canceled; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/pool/mod.rs:375:14 [INFO] [stdout] | [INFO] [stdout] 375 | .compare_and_swap(DRAIN, ACTIVE, Ordering::AcqRel); [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::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/util/dropshot.rs:73:23 [INFO] [stdout] | [INFO] [stdout] 73 | if self.state.compare_and_swap(INIT, CANCEL, Ordering::SeqCst) == INIT { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/util/thread_waker.rs:92:14 [INFO] [stdout] | [INFO] [stdout] 92 | .compare_and_swap(IDLE, WAKE, Ordering::AcqRel) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/util/thread_waker.rs:109:14 [INFO] [stdout] | [INFO] [stdout] 109 | .compare_and_swap(IDLE, WAKE, Ordering::AcqRel) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `max_waiters` is never read [INFO] [stdout] --> src/pool/mod.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 51 | pub(crate) struct PoolManageState { [INFO] [stdout] | --------------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 56 | max_waiters: Option, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Checking criterion v0.3.6 [INFO] [stdout] warning: the item `option_lock` is imported redundantly [INFO] [stdout] --> src/pool/executor.rs:14:23 [INFO] [stdout] | [INFO] [stdout] 14 | use option_lock::{self, OptionLock}; [INFO] [stdout] | ^^^^ the item `option_lock` is already defined by prelude [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `exec_multitask::MultitaskExecutor` [INFO] [stdout] --> src/pool/executor.rs:108:9 [INFO] [stdout] | [INFO] [stdout] 108 | pub use exec_multitask::MultitaskExecutor; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `dropshot::Canceled` [INFO] [stdout] --> src/pool/wait.rs:6:9 [INFO] [stdout] | [INFO] [stdout] 6 | pub use dropshot::Canceled; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/pool/mod.rs:375:14 [INFO] [stdout] | [INFO] [stdout] 375 | .compare_and_swap(DRAIN, ACTIVE, Ordering::AcqRel); [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::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/util/dropshot.rs:73:23 [INFO] [stdout] | [INFO] [stdout] 73 | if self.state.compare_and_swap(INIT, CANCEL, Ordering::SeqCst) == INIT { [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/util/thread_waker.rs:92:14 [INFO] [stdout] | [INFO] [stdout] 92 | .compare_and_swap(IDLE, WAKE, Ordering::AcqRel) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated method `std::sync::atomic::AtomicU8::compare_and_swap`: Use `compare_exchange` or `compare_exchange_weak` instead [INFO] [stdout] --> src/util/thread_waker.rs:109:14 [INFO] [stdout] | [INFO] [stdout] 109 | .compare_and_swap(IDLE, WAKE, Ordering::AcqRel) [INFO] [stdout] | ^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field `max_waiters` is never read [INFO] [stdout] --> src/pool/mod.rs:56:5 [INFO] [stdout] | [INFO] [stdout] 51 | pub(crate) struct PoolManageState { [INFO] [stdout] | --------------- field in this struct [INFO] [stdout] ... [INFO] [stdout] 56 | max_waiters: Option, [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 8 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.40s [INFO] running `Command { std: "docker" "inspect" "ed4176bd76a1f4e6d65f688def82c84bf9fe60a805ea98bd66934e0d123c15a1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "ed4176bd76a1f4e6d65f688def82c84bf9fe60a805ea98bd66934e0d123c15a1", kill_on_drop: false }` [INFO] [stdout] ed4176bd76a1f4e6d65f688def82c84bf9fe60a805ea98bd66934e0d123c15a1