[INFO] crate kitty_pool 0.1.0 is already in cache [INFO] extracting crate kitty_pool 0.1.0 into work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/kitty_pool/0.1.0 [INFO] extracting crate kitty_pool 0.1.0 into work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/kitty_pool/0.1.0 [INFO] validating manifest of kitty_pool-0.1.0 on toolchain master#60960a260f7b5c695fd0717311d72ce62dd4eb43 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of kitty_pool-0.1.0 on toolchain try#266783e4e09e4e9d5307c1c8e695659c58bbcac7 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing kitty_pool-0.1.0 [INFO] finished frobbing kitty_pool-0.1.0 [INFO] frobbed toml for kitty_pool-0.1.0 written to work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/kitty_pool/0.1.0/Cargo.toml [INFO] started frobbing kitty_pool-0.1.0 [INFO] finished frobbing kitty_pool-0.1.0 [INFO] frobbed toml for kitty_pool-0.1.0 written to work/ex/pr-63376/sources/try#266783e4e09e4e9d5307c1c8e695659c58bbcac7/reg/kitty_pool/0.1.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+266783e4e09e4e9d5307c1c8e695659c58bbcac7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking kitty_pool-0.1.0 against master#60960a260f7b5c695fd0717311d72ce62dd4eb43 for pr-63376 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-63376/worker-4/master#60960a260f7b5c695fd0717311d72ce62dd4eb43:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-63376/sources/master#60960a260f7b5c695fd0717311d72ce62dd4eb43/reg/kitty_pool/0.1.0:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+60960a260f7b5c695fd0717311d72ce62dd4eb43-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] 6874b3bee3dba81b5c045fec75d20cb0b82ac1b5339733dfbbde8de6df0fb462 [INFO] running `"docker" "start" "-a" "6874b3bee3dba81b5c045fec75d20cb0b82ac1b5339733dfbbde8de6df0fb462"` [INFO] [stderr] warning: `panic` setting is ignored for `test` profile [INFO] [stderr] warning: `panic` setting is ignored for `bench` profile [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling autocfg v0.1.5 [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Checking rand_core v0.4.2 [INFO] [stderr] Compiling arrayvec v0.4.11 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Checking stable_deref_trait v1.1.1 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Checking scopeguard v1.0.0 [INFO] [stderr] Compiling getrandom v0.1.9 [INFO] [stderr] Checking scopeguard v0.3.3 [INFO] [stderr] Checking smallvec v0.6.10 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling proc-macro2 v1.0.1 [INFO] [stderr] Compiling ryu v1.0.0 [INFO] [stderr] Checking fnv v1.0.6 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling serde v1.0.99 [INFO] [stderr] Checking futures v0.1.28 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Checking ppv-lite86 v0.2.5 [INFO] [stderr] Compiling bitflags v1.1.0 [INFO] [stderr] Compiling rayon-core v1.5.0 [INFO] [stderr] Compiling syn v1.0.2 [INFO] [stderr] Checking either v1.5.2 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking unicode-width v0.1.5 [INFO] [stderr] Checking cast v0.2.2 [INFO] [stderr] Checking same-file v1.0.5 [INFO] [stderr] Checking owning_ref v0.4.0 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling rand_chacha v0.1.1 [INFO] [stderr] Compiling rand_pcg v0.1.2 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling num-traits v0.2.8 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking itertools v0.8.0 [INFO] [stderr] Checking walkdir v2.2.9 [INFO] [stderr] Checking rand_hc v0.1.0 [INFO] [stderr] Checking rand_xorshift v0.1.1 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stderr] Checking lock_api v0.1.5 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Checking crossbeam-queue v0.1.2 [INFO] [stderr] Checking c2-chacha v0.2.2 [INFO] [stderr] Checking regex-automata v0.1.8 [INFO] [stderr] Checking rand_xoshiro v0.1.0 [INFO] [stderr] Checking tokio-sync v0.1.6 [INFO] [stderr] Checking tokio-executor v0.1.8 [INFO] [stderr] Checking clap v2.33.0 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Checking rand_os v0.1.3 [INFO] [stderr] Checking iovec v0.1.2 [INFO] [stderr] Checking net2 v0.2.33 [INFO] [stderr] Checking num_cpus v1.10.1 [INFO] [stderr] Checking atty v0.2.13 [INFO] [stderr] Compiling quote v1.0.1 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Compiling parking_lot_core v0.4.0 [INFO] [stderr] Checking criterion-plot v0.3.1 [INFO] [stderr] Checking tokio-timer v0.2.11 [INFO] [stderr] Checking tokio-current-thread v0.1.6 [INFO] [stderr] Checking bytes v0.4.12 [INFO] [stderr] Checking rand_core v0.5.0 [INFO] [stderr] Checking mio v0.6.19 [INFO] [stderr] Checking csv-core v0.1.6 [INFO] [stderr] Checking tokio-io v0.1.12 [INFO] [stderr] Checking rand_chacha v0.2.1 [INFO] [stderr] Checking crossbeam-epoch v0.7.2 [INFO] [stderr] Checking rand v0.7.0 [INFO] [stderr] Checking mio-uds v0.6.7 [INFO] [stderr] Checking tokio-codec v0.1.1 [INFO] [stderr] Checking tokio-async-await v0.1.7 [INFO] [stderr] Checking crossbeam-deque v0.7.1 [INFO] [stderr] Checking crossbeam-deque v0.6.3 [INFO] [stderr] Checking tokio-threadpool v0.1.15 [INFO] [stderr] Checking parking_lot v0.7.1 [INFO] [stderr] Checking rayon v1.1.0 [INFO] [stderr] Checking tokio-fs v0.1.6 [INFO] [stderr] Checking tokio-reactor v0.1.9 [INFO] [stderr] Checking tokio-tcp v0.1.3 [INFO] [stderr] Checking tokio-udp v0.1.3 [INFO] [stderr] Checking tokio-uds v0.2.5 [INFO] [stderr] Checking tokio v0.1.22 [INFO] [stderr] Checking bstr v0.2.7 [INFO] [stderr] Checking serde_json v1.0.40 [INFO] [stderr] Checking uuid v0.7.4 [INFO] [stderr] Compiling getset v0.0.7 [INFO] [stderr] Compiling serde_derive v1.0.99 [INFO] [stderr] Checking csv v1.1.1 [INFO] [stderr] Checking tinytemplate v1.0.2 [INFO] [stderr] Checking kitty_pool v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `crate::buffer::Buffer` [INFO] [stderr] --> src/pool/mod.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use crate::buffer::Buffer; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::range::Range` [INFO] [stderr] --> src/pool/mod.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use crate::range::Range; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Getters`, `MutGetters` [INFO] [stderr] --> src/pool/mod.rs:10:14 [INFO] [stderr] | [INFO] [stderr] 10 | use getset::{Getters, MutGetters}; [INFO] [stderr] | ^^^^^^^ ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cell::RefCell` [INFO] [stderr] --> src/pool/mod.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use std::cell::RefCell; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cmp::min` [INFO] [stderr] --> src/pool/mod.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use std::cmp::min; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/pool/mod.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::future::Future` [INFO] [stderr] --> src/pool/mod.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | use std::future::Future; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::pin::Pin` [INFO] [stderr] --> src/pool/mod.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | use std::pin::Pin; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::rc::Rc` [INFO] [stderr] --> src/pool/mod.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | use std::rc::Rc; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::task::Context` [INFO] [stderr] --> src/pool/mod.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | use std::task::Context; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::task::Poll` [INFO] [stderr] --> src/pool/mod.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | use std::task::Poll; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `uuid::Uuid` [INFO] [stderr] --> src/pool/mod.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | use uuid::Uuid; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cell::RefCell` [INFO] [stderr] --> src/pool/borrow.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::cell::RefCell; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::pin::Pin` [INFO] [stderr] --> src/pool/borrow.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::pin::Pin; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::rc::Rc` [INFO] [stderr] --> src/pool/borrow.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::rc::Rc; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::task::Context` [INFO] [stderr] --> src/pool/borrow.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::task::Context; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::task::Poll` [INFO] [stderr] --> src/pool/borrow.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use std::task::Poll; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::task::Poll` [INFO] [stderr] --> src/pool/implementation.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use std::task::Poll; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::pool::borrow::BorrowFuture` [INFO] [stderr] --> src/pool/read.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use crate::pool::borrow::BorrowFuture; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cell::RefCell` [INFO] [stderr] --> src/pool/read.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::cell::RefCell; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `SeekFrom`, `Seek` [INFO] [stderr] --> src/pool/read.rs:5:21 [INFO] [stderr] | [INFO] [stderr] 5 | use std::io::{Read, Seek, SeekFrom}; [INFO] [stderr] | ^^^^ ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::pin::Pin` [INFO] [stderr] --> src/pool/read.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::pin::Pin; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::rc::Rc` [INFO] [stderr] --> src/pool/read.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::rc::Rc; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::task::Context` [INFO] [stderr] --> src/pool/read.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::task::Context; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::task::Poll` [INFO] [stderr] --> src/pool/read.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use std::task::Poll; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::task::RawWaker` [INFO] [stderr] --> src/pool/read.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use std::task::RawWaker; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::task::Waker` [INFO] [stderr] --> src/pool/read.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | use std::task::Waker; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `tokio::executor::DefaultExecutor` [INFO] [stderr] --> src/pool/read.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | use tokio::executor::DefaultExecutor; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::pool::implementation::Ranges` [INFO] [stderr] --> src/pool/write.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use crate::pool::implementation::Ranges; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cell::RefCell` [INFO] [stderr] --> src/pool/write.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::cell::RefCell; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `SeekFrom`, `Seek` [INFO] [stderr] --> src/pool/write.rs:5:15 [INFO] [stderr] | [INFO] [stderr] 5 | use std::io::{Seek, SeekFrom, Write}; [INFO] [stderr] | ^^^^ ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::pin::Pin` [INFO] [stderr] --> src/pool/write.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::pin::Pin; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::rc::Rc` [INFO] [stderr] --> src/pool/write.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::rc::Rc; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::task::Context` [INFO] [stderr] --> src/pool/write.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::task::Context; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::task::Poll` [INFO] [stderr] --> src/pool/write.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use std::task::Poll; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Read` [INFO] [stderr] --> src/pool/read.rs:5:15 [INFO] [stderr] | [INFO] [stderr] 5 | use std::io::{Read, Seek, SeekFrom}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Write` [INFO] [stderr] --> src/pool/write.rs:5:31 [INFO] [stderr] | [INFO] [stderr] 5 | use std::io::{Seek, SeekFrom, Write}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `borrow` [INFO] [stderr] --> src/pool/mod.rs:40:5 [INFO] [stderr] | [INFO] [stderr] 40 | fn borrow(&mut self, requested_size: usize) -> BorrowFuture { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] Checking criterion v0.2.11 [INFO] [stderr] error[E0601]: `main` function not found in crate `kitty_pool_medium` [INFO] [stderr] | [INFO] [stderr] = note: consider adding a `main` function to `benches/kitty_pool_medium.rs` [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0601`. [INFO] [stderr] error[E0601]: `main` function not found in crate `kitty_pool_large` [INFO] [stderr] | [INFO] [stderr] error: Could not compile `kitty_pool`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] = note: consider adding a `main` function to `benches/kitty_pool_large.rs` [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0601`. [INFO] [stderr] error: Could not compile `kitty_pool`. [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stderr] warning: unused import: `crate::buffer::Buffer` [INFO] [stderr] --> src/pool/mod.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use crate::buffer::Buffer; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::range::Range` [INFO] [stderr] --> src/pool/mod.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use crate::range::Range; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `Getters`, `MutGetters` [INFO] [stderr] --> src/pool/mod.rs:10:14 [INFO] [stderr] | [INFO] [stderr] 10 | use getset::{Getters, MutGetters}; [INFO] [stderr] | ^^^^^^^ ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cell::RefCell` [INFO] [stderr] --> src/pool/mod.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use std::cell::RefCell; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cmp::min` [INFO] [stderr] --> src/pool/mod.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use std::cmp::min; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::collections::HashMap` [INFO] [stderr] --> src/pool/mod.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | use std::collections::HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::future::Future` [INFO] [stderr] --> src/pool/mod.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | use std::future::Future; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::pin::Pin` [INFO] [stderr] --> src/pool/mod.rs:15:5 [INFO] [stderr] | [INFO] [stderr] 15 | use std::pin::Pin; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::rc::Rc` [INFO] [stderr] --> src/pool/mod.rs:16:5 [INFO] [stderr] | [INFO] [stderr] 16 | use std::rc::Rc; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::task::Context` [INFO] [stderr] --> src/pool/mod.rs:19:5 [INFO] [stderr] | [INFO] [stderr] 19 | use std::task::Context; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::task::Poll` [INFO] [stderr] --> src/pool/mod.rs:20:5 [INFO] [stderr] | [INFO] [stderr] 20 | use std::task::Poll; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `uuid::Uuid` [INFO] [stderr] --> src/pool/mod.rs:21:5 [INFO] [stderr] | [INFO] [stderr] 21 | use uuid::Uuid; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cell::RefCell` [INFO] [stderr] --> src/pool/borrow.rs:3:5 [INFO] [stderr] | [INFO] [stderr] 3 | use std::cell::RefCell; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::pin::Pin` [INFO] [stderr] --> src/pool/borrow.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::pin::Pin; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::rc::Rc` [INFO] [stderr] --> src/pool/borrow.rs:5:5 [INFO] [stderr] | [INFO] [stderr] 5 | use std::rc::Rc; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::task::Context` [INFO] [stderr] --> src/pool/borrow.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use std::task::Context; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::task::Poll` [INFO] [stderr] --> src/pool/borrow.rs:9:5 [INFO] [stderr] | [INFO] [stderr] 9 | use std::task::Poll; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::task::Poll` [INFO] [stderr] --> src/pool/implementation.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use std::task::Poll; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::pool::borrow::BorrowFuture` [INFO] [stderr] --> src/pool/read.rs:1:5 [INFO] [stderr] | [INFO] [stderr] 1 | use crate::pool::borrow::BorrowFuture; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cell::RefCell` [INFO] [stderr] --> src/pool/read.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::cell::RefCell; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `SeekFrom`, `Seek` [INFO] [stderr] --> src/pool/read.rs:5:21 [INFO] [stderr] | [INFO] [stderr] 5 | use std::io::{Read, Seek, SeekFrom}; [INFO] [stderr] | ^^^^ ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::pin::Pin` [INFO] [stderr] --> src/pool/read.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::pin::Pin; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::rc::Rc` [INFO] [stderr] --> src/pool/read.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::rc::Rc; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::task::Context` [INFO] [stderr] --> src/pool/read.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::task::Context; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::task::Poll` [INFO] [stderr] --> src/pool/read.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use std::task::Poll; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::task::RawWaker` [INFO] [stderr] --> src/pool/read.rs:12:5 [INFO] [stderr] | [INFO] [stderr] 12 | use std::task::RawWaker; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::task::Waker` [INFO] [stderr] --> src/pool/read.rs:13:5 [INFO] [stderr] | [INFO] [stderr] 13 | use std::task::Waker; [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `tokio::executor::DefaultExecutor` [INFO] [stderr] --> src/pool/read.rs:14:5 [INFO] [stderr] | [INFO] [stderr] 14 | use tokio::executor::DefaultExecutor; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `crate::pool::implementation::Ranges` [INFO] [stderr] --> src/pool/write.rs:2:5 [INFO] [stderr] | [INFO] [stderr] 2 | use crate::pool::implementation::Ranges; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::cell::RefCell` [INFO] [stderr] --> src/pool/write.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::cell::RefCell; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused imports: `SeekFrom`, `Seek` [INFO] [stderr] --> src/pool/write.rs:5:15 [INFO] [stderr] | [INFO] [stderr] 5 | use std::io::{Seek, SeekFrom, Write}; [INFO] [stderr] | ^^^^ ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::pin::Pin` [INFO] [stderr] --> src/pool/write.rs:6:5 [INFO] [stderr] | [INFO] [stderr] 6 | use std::pin::Pin; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::rc::Rc` [INFO] [stderr] --> src/pool/write.rs:7:5 [INFO] [stderr] | [INFO] [stderr] 7 | use std::rc::Rc; [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::task::Context` [INFO] [stderr] --> src/pool/write.rs:10:5 [INFO] [stderr] | [INFO] [stderr] 10 | use std::task::Context; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::task::Poll` [INFO] [stderr] --> src/pool/write.rs:11:5 [INFO] [stderr] | [INFO] [stderr] 11 | use std::task::Poll; [INFO] [stderr] | ^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `super::*` [INFO] [stderr] --> src/pool/mod.rs:60:9 [INFO] [stderr] | [INFO] [stderr] 60 | use super::*; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `criterion::black_box` [INFO] [stderr] --> benches/kitty_pool_small.rs:8:5 [INFO] [stderr] | [INFO] [stderr] 8 | use criterion::black_box; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `kitty_pool` [INFO] [stderr] --> benches/kitty_pool_small.rs:15:9 [INFO] [stderr] | [INFO] [stderr] 15 | let kitty_pool = KittyPool::new(BUFFER_SIZE, BLOCK_SIZE); [INFO] [stderr] | ^^^^^^^^^^ help: consider prefixing with an underscore: `_kitty_pool` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `n` [INFO] [stderr] --> benches/kitty_pool_small.rs:14:24 [INFO] [stderr] | [INFO] [stderr] 14 | fn borrow_then_release(n: u64) -> u64 { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_n` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> benches/kitty_pool_small.rs:19:34 [INFO] [stderr] | [INFO] [stderr] 19 | fn borrow_then_release_benchmark(c: &mut Criterion) { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_c` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> benches/kitty_pool_small.rs:23:45 [INFO] [stderr] | [INFO] [stderr] 23 | fn borrow_then_write_then_release_benchmark(c: &mut Criterion) { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_c` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> benches/kitty_pool_small.rs:27:44 [INFO] [stderr] | [INFO] [stderr] 27 | fn borrow_then_read_then_release_benchmark(c: &mut Criterion) { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_c` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `c` [INFO] [stderr] --> benches/kitty_pool_small.rs:31:18 [INFO] [stderr] | [INFO] [stderr] 31 | fn all_benchmark(c: &mut Criterion) { [INFO] [stderr] | ^ help: consider prefixing with an underscore: `_c` [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `BUFFER_SIZE` [INFO] [stderr] --> benches/kitty_pool_small.rs:11:1 [INFO] [stderr] | [INFO] [stderr] 11 | const BUFFER_SIZE: usize = 1024; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(dead_code)]` on by default [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `BLOCK_SIZE` [INFO] [stderr] --> benches/kitty_pool_small.rs:12:1 [INFO] [stderr] | [INFO] [stderr] 12 | const BLOCK_SIZE: usize = 64; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `borrow_then_release` [INFO] [stderr] --> benches/kitty_pool_small.rs:14:1 [INFO] [stderr] | [INFO] [stderr] 14 | fn borrow_then_release(n: u64) -> u64 { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] error[E0308]: mismatched types [INFO] [stderr] --> src/pool/implementation.rs:405:17 [INFO] [stderr] | [INFO] [stderr] 405 | Async::NotReady => { [INFO] [stderr] | ^^^^^^^^^^^^^^^ expected enum `std::result::Result`, found enum `tokio::prelude::Async` [INFO] [stderr] | [INFO] [stderr] = note: expected type `std::result::Result, pool::error::Error>` [INFO] [stderr] found type `tokio::prelude::Async<_>` [INFO] [stderr] [INFO] [stderr] warning: unused import: `Read` [INFO] [stderr] --> src/pool/read.rs:5:15 [INFO] [stderr] | [INFO] [stderr] 5 | use std::io::{Read, Seek, SeekFrom}; [INFO] [stderr] | ^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Write` [INFO] [stderr] --> src/pool/write.rs:5:31 [INFO] [stderr] | [INFO] [stderr] 5 | use std::io::{Seek, SeekFrom, Write}; [INFO] [stderr] | ^^^^^ [INFO] [stderr] [INFO] [stderr] error: aborting due to previous error [INFO] [stderr] [INFO] [stderr] For more information about this error, try `rustc --explain E0308`. [INFO] [stderr] error: Could not compile `kitty_pool`. [INFO] [stderr] [INFO] [stderr] To learn more, run the command again with --verbose. [INFO] running `"docker" "inspect" "6874b3bee3dba81b5c045fec75d20cb0b82ac1b5339733dfbbde8de6df0fb462"` [INFO] running `"docker" "rm" "-f" "6874b3bee3dba81b5c045fec75d20cb0b82ac1b5339733dfbbde8de6df0fb462"` [INFO] [stdout] 6874b3bee3dba81b5c045fec75d20cb0b82ac1b5339733dfbbde8de6df0fb462