[INFO] cloning repository https://github.com/manhtai/rust-plan [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/manhtai/rust-plan" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmanhtai%2Frust-plan", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmanhtai%2Frust-plan'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2dcc42449c2703d244c1b682a2bb774e281511ed [INFO] testing manhtai/rust-plan against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmanhtai%2Frust-plan" "/workspace/builds/worker-24/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-24/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/manhtai/rust-plan on toolchain 1.60.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/manhtai/rust-plan [INFO] finished tweaking git repo https://github.com/manhtai/rust-plan [INFO] tweaked toml for git repo https://github.com/manhtai/rust-plan written to /workspace/builds/worker-24/source/Cargo.toml [INFO] crate git repo https://github.com/manhtai/rust-plan already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.60.0" "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 bincode v1.2.0 [INFO] [stderr] Downloaded panic-control v0.1.4 [INFO] [stderr] Downloaded serde_bytes v0.11.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] cd5437db004718c58fd5394fa19fbecb112ea20b979f2e750bd3245c475b7044 [INFO] running `Command { std: "docker" "start" "-a" "cd5437db004718c58fd5394fa19fbecb112ea20b979f2e750bd3245c475b7044", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "cd5437db004718c58fd5394fa19fbecb112ea20b979f2e750bd3245c475b7044", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cd5437db004718c58fd5394fa19fbecb112ea20b979f2e750bd3245c475b7044", kill_on_drop: false }` [INFO] [stdout] cd5437db004718c58fd5394fa19fbecb112ea20b979f2e750bd3245c475b7044 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c0421a4119b9403f17bd6b7e44b0bf1bd12791a38441ebb6ed65221a700a2a4b [INFO] running `Command { std: "docker" "start" "-a" "c0421a4119b9403f17bd6b7e44b0bf1bd12791a38441ebb6ed65221a700a2a4b", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling libc v0.2.65 [INFO] [stderr] Compiling semver-parser v0.7.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling autocfg v0.1.7 [INFO] [stderr] Compiling proc-macro2 v1.0.6 [INFO] [stderr] Compiling unicode-xid v0.2.0 [INFO] [stderr] Compiling syn v1.0.5 [INFO] [stderr] Compiling scopeguard v1.0.0 [INFO] [stderr] Compiling arrayvec v0.4.12 [INFO] [stderr] Compiling nodrop v0.1.14 [INFO] [stderr] Compiling serde v1.0.101 [INFO] [stderr] Compiling maybe-uninit v2.0.0 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling memchr v2.2.1 [INFO] [stderr] Compiling byteorder v1.3.2 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling cc v1.0.46 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling unicode-width v0.1.6 [INFO] [stderr] Compiling unicode-segmentation v1.3.0 [INFO] [stderr] Compiling ryu v1.0.2 [INFO] [stderr] Compiling failure_derive v0.1.6 [INFO] [stderr] Compiling rayon-core v1.6.0 [INFO] [stderr] Compiling vec_map v0.8.1 [INFO] [stderr] Compiling quick-error v1.2.2 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling rustc-demangle v0.1.16 [INFO] [stderr] Compiling regex-syntax v0.6.12 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling itoa v0.4.4 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling termcolor v1.0.5 [INFO] [stderr] Compiling bb v0.1.0 (/opt/rustwide/workdir/bb-4) [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling crossbeam-utils v0.6.6 [INFO] [stderr] Compiling semver v0.9.0 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling lock_api v0.3.1 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling crossbeam-utils v0.7.0 [INFO] [stderr] Compiling crossbeam-epoch v0.8.0 [INFO] [stderr] Compiling bincode v1.2.0 [INFO] [stderr] Compiling atty v0.2.13 [INFO] [stderr] Compiling num_cpus v1.10.1 [INFO] [stderr] Compiling fs2 v0.4.3 [INFO] [stderr] Compiling aho-corasick v0.7.6 [INFO] [stderr] Compiling crossbeam-queue v0.1.2 [INFO] [stderr] Compiling crossbeam-channel v0.3.9 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling rustc_version v0.2.3 [INFO] [stderr] Compiling backtrace-sys v0.1.32 [INFO] [stderr] Compiling smallvec v0.6.13 [INFO] [stderr] Compiling fxhash v0.2.1 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling crossbeam-queue v0.2.0 [INFO] [stderr] Compiling crossbeam-channel v0.4.0 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling quote v1.0.2 [INFO] [stderr] Compiling regex v1.3.1 [INFO] [stderr] Compiling memoffset v0.5.1 [INFO] [stderr] Compiling parking_lot_core v0.6.2 [INFO] [stderr] Compiling parking_lot v0.9.0 [INFO] [stderr] Compiling backtrace v0.3.40 [INFO] [stderr] Compiling crossbeam-epoch v0.7.2 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling crossbeam-deque v0.7.1 [INFO] [stderr] Compiling crossbeam v0.7.3 [INFO] [stderr] Compiling structopt-derive v0.2.18 [INFO] [stderr] Compiling rayon v1.2.0 [INFO] [stderr] Compiling synstructure v0.12.1 [INFO] [stderr] Compiling structopt v0.2.18 [INFO] [stderr] Compiling serde_derive v1.0.101 [INFO] [stderr] Compiling failure v0.1.6 [INFO] [stderr] Compiling serde_bytes v0.11.2 [INFO] [stderr] Compiling serde_json v1.0.41 [INFO] [stderr] Compiling sled v0.29.2 [INFO] [stderr] Compiling kvs v0.1.0 (/opt/rustwide/workdir/project-4) [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> project-4/src/lib.rs:244:17 [INFO] [stdout] | [INFO] [stdout] 244 | Err(err) => Err(KvError::KeyNotFound), [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `threads` [INFO] [stdout] --> project-4/src/thread_pool/naive.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | fn new(threads: u32) -> Result where Self: Sized { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_threads` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `threads` [INFO] [stdout] --> project-4/src/thread_pool/rayon.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | fn new(threads: u32) -> Result where Self: Sized { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_threads` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `threads` [INFO] [stdout] --> project-4/src/thread_pool/shared_queue.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | fn new(threads: u32) -> Result where Self: Sized { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_threads` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `clone` [INFO] [stdout] --> project-4/src/lib.rs:169:8 [INFO] [stdout] | [INFO] [stdout] 169 | fn clone(&self) -> Self { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> project-4/src/lib.rs:205:13 [INFO] [stdout] | [INFO] [stdout] 205 | store.set("".to_owned(), "".to_owned()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> project-4/src/lib.rs:211:13 [INFO] [stdout] | [INFO] [stdout] 211 | file.read(&mut first_bytes); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> project-4/src/lib.rs:222:25 [INFO] [stdout] | [INFO] [stdout] 222 | KvStore::load(&mut store, &cmd); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> project-4/src/lib.rs:235:9 [INFO] [stdout] | [INFO] [stdout] 235 | &self.storage.insert(key.into_bytes(), value.into_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 235 | let _ = &self.storage.insert(key.into_bytes(), value.into_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> project-4/src/lib.rs:236:9 [INFO] [stdout] | [INFO] [stdout] 236 | &self.storage.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 236 | let _ = &self.storage.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> project-4/src/lib.rs:251:17 [INFO] [stdout] | [INFO] [stdout] 251 | &self.storage.remove(key.into_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 251 | let _ = &self.storage.remove(key.into_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> project-4/src/lib.rs:252:17 [INFO] [stdout] | [INFO] [stdout] 252 | &self.storage.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 252 | let _ = &self.storage.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> project-4/src/lib.rs:268:13 [INFO] [stdout] | [INFO] [stdout] 268 | file.read(&mut first_bytes); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Read` [INFO] [stdout] --> project-4/src/bin/kvs-client.rs:4:15 [INFO] [stdout] | [INFO] [stdout] 4 | use std::io::{Read, Write, BufReader, BufRead}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Read` [INFO] [stdout] --> project-4/src/bin/kvs-server.rs:6:15 [INFO] [stdout] | [INFO] [stdout] 6 | use std::io::{Read, Write, BufReader, BufRead}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> project-4/src/bin/kvs-server.rs:67:9 [INFO] [stdout] | [INFO] [stdout] 67 | let mut store: &mut dyn KvsEngine; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> project-4/src/bin/kvs-server.rs:83:13 [INFO] [stdout] | [INFO] [stdout] 83 | let mut stream = stream.unwrap(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> project-4/src/bin/kvs-server.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | reader.read_line(&mut buf); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> project-4/src/bin/kvs-server.rs:84:9 [INFO] [stdout] | [INFO] [stdout] 84 | exchange(stream, store); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 36s [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "c0421a4119b9403f17bd6b7e44b0bf1bd12791a38441ebb6ed65221a700a2a4b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c0421a4119b9403f17bd6b7e44b0bf1bd12791a38441ebb6ed65221a700a2a4b", kill_on_drop: false }` [INFO] [stdout] c0421a4119b9403f17bd6b7e44b0bf1bd12791a38441ebb6ed65221a700a2a4b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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=warn" "-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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b5a645fc44e96c0a63d819e091c1f20c699dea250a478e4a1063d7f6406f322a [INFO] running `Command { std: "docker" "start" "-a" "b5a645fc44e96c0a63d819e091c1f20c699dea250a478e4a1063d7f6406f322a", kill_on_drop: false }` [INFO] [stderr] Compiling rand_core v0.4.2 [INFO] [stderr] Compiling getrandom v0.1.12 [INFO] [stderr] Compiling ppv-lite86 v0.2.6 [INFO] [stderr] Compiling predicates-core v1.0.0 [INFO] [stderr] Compiling escargot v0.4.0 [INFO] [stderr] Compiling difference v2.0.0 [INFO] [stderr] Compiling same-file v1.0.5 [INFO] [stderr] Compiling normalize-line-endings v0.2.2 [INFO] [stderr] Compiling treeline v0.1.0 [INFO] [stderr] Compiling cast v0.2.2 [INFO] [stderr] Compiling remove_dir_all v0.5.2 [INFO] [stderr] Compiling panic-control v0.1.4 [INFO] [stderr] Compiling bb v0.1.0 (/opt/rustwide/workdir/bb-4) [INFO] [stderr] Compiling num-traits v0.2.8 [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 itertools v0.8.0 [INFO] [stderr] Compiling regex-automata v0.1.8 [INFO] [stderr] Compiling csv-core v0.1.6 [INFO] [stderr] Compiling tinytemplate v1.0.2 [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> project-4/src/lib.rs:244:17 [INFO] [stdout] | [INFO] [stdout] 244 | Err(err) => Err(KvError::KeyNotFound), [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `threads` [INFO] [stdout] --> project-4/src/thread_pool/naive.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | fn new(threads: u32) -> Result where Self: Sized { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_threads` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `threads` [INFO] [stdout] --> project-4/src/thread_pool/rayon.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | fn new(threads: u32) -> Result where Self: Sized { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_threads` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `threads` [INFO] [stdout] --> project-4/src/thread_pool/shared_queue.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | fn new(threads: u32) -> Result where Self: Sized { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_threads` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `clone` [INFO] [stdout] --> project-4/src/lib.rs:169:8 [INFO] [stdout] | [INFO] [stdout] 169 | fn clone(&self) -> Self { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> project-4/src/lib.rs:205:13 [INFO] [stdout] | [INFO] [stdout] 205 | store.set("".to_owned(), "".to_owned()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> project-4/src/lib.rs:211:13 [INFO] [stdout] | [INFO] [stdout] 211 | file.read(&mut first_bytes); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> project-4/src/lib.rs:222:25 [INFO] [stdout] | [INFO] [stdout] 222 | KvStore::load(&mut store, &cmd); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> project-4/src/lib.rs:235:9 [INFO] [stdout] | [INFO] [stdout] 235 | &self.storage.insert(key.into_bytes(), value.into_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 235 | let _ = &self.storage.insert(key.into_bytes(), value.into_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> project-4/src/lib.rs:236:9 [INFO] [stdout] | [INFO] [stdout] 236 | &self.storage.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 236 | let _ = &self.storage.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> project-4/src/lib.rs:251:17 [INFO] [stdout] | [INFO] [stdout] 251 | &self.storage.remove(key.into_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 251 | let _ = &self.storage.remove(key.into_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> project-4/src/lib.rs:252:17 [INFO] [stdout] | [INFO] [stdout] 252 | &self.storage.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 252 | let _ = &self.storage.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> project-4/src/lib.rs:268:13 [INFO] [stdout] | [INFO] [stdout] 268 | file.read(&mut first_bytes); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Read` [INFO] [stdout] --> project-4/src/bin/kvs-client.rs:4:15 [INFO] [stdout] | [INFO] [stdout] 4 | use std::io::{Read, Write, BufReader, BufRead}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Read` [INFO] [stdout] --> project-4/src/bin/kvs-server.rs:6:15 [INFO] [stdout] | [INFO] [stdout] 6 | use std::io::{Read, Write, BufReader, BufRead}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> project-4/src/bin/kvs-server.rs:67:9 [INFO] [stdout] | [INFO] [stdout] 67 | let mut store: &mut dyn KvsEngine; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> project-4/src/bin/kvs-server.rs:83:13 [INFO] [stdout] | [INFO] [stdout] 83 | let mut stream = stream.unwrap(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> project-4/src/bin/kvs-server.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | reader.read_line(&mut buf); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> project-4/src/bin/kvs-server.rs:84:9 [INFO] [stdout] | [INFO] [stdout] 84 | exchange(stream, store); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling walkdir v2.2.9 [INFO] [stderr] Compiling rand_core v0.3.1 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling rand_jitter v0.1.4 [INFO] [stderr] Compiling predicates-tree v1.0.0 [INFO] [stderr] Compiling rand_xoshiro v0.1.0 [INFO] [stderr] Compiling rand_isaac v0.1.1 [INFO] [stderr] Compiling rand_xorshift v0.1.1 [INFO] [stderr] Compiling rand_hc v0.1.0 [INFO] [stderr] Compiling c2-chacha v0.2.3 [INFO] [stderr] Compiling bstr v0.2.8 [INFO] [stderr] Compiling criterion-plot v0.3.1 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling csv v1.1.1 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.2 [INFO] [stderr] Compiling float-cmp v0.4.0 [INFO] [stderr] Compiling criterion v0.2.11 [INFO] [stderr] Compiling predicates v1.0.1 [INFO] [stderr] Compiling assert_cmd v0.11.1 [INFO] [stderr] Compiling tempfile v3.1.0 [INFO] [stderr] Compiling kvs v0.1.0 (/opt/rustwide/workdir/project-4) [INFO] [stdout] warning: unused import: `Read` [INFO] [stdout] --> project-4/src/bin/kvs-client.rs:4:15 [INFO] [stdout] | [INFO] [stdout] 4 | use std::io::{Read, Write, BufReader, BufRead}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused import: `Read` [INFO] [stdout] --> project-4/src/bin/kvs-server.rs:6:15 [INFO] [stdout] | [INFO] [stdout] 6 | use std::io::{Read, Write, BufReader, BufRead}; [INFO] [stdout] | ^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0624]: associated function `clone` is private [INFO] [stdout] --> project-4/tests/kv_store.rs:136:27 [INFO] [stdout] | [INFO] [stdout] 136 | let store = store.clone(); [INFO] [stdout] | ^^^^^ private associated function [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/workdir/project-4/src/lib.rs:169:5 [INFO] [stdout] | [INFO] [stdout] 169 | fn clone(&self) -> Self { [INFO] [stdout] | ----------------------- private associated function defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0624]: associated function `clone` is private [INFO] [stdout] --> project-4/tests/kv_store.rs:173:27 [INFO] [stdout] | [INFO] [stdout] 173 | let store = store.clone(); [INFO] [stdout] | ^^^^^ private associated function [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/workdir/project-4/src/lib.rs:169:5 [INFO] [stdout] | [INFO] [stdout] 169 | fn clone(&self) -> Self { [INFO] [stdout] | ----------------------- private associated function defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> project-4/src/bin/kvs-server.rs:67:9 [INFO] [stdout] | [INFO] [stdout] 67 | let mut store: &mut dyn KvsEngine; [INFO] [stdout] | ----^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> project-4/src/bin/kvs-server.rs:83:13 [INFO] [stdout] | [INFO] [stdout] 83 | let mut stream = stream.unwrap(); [INFO] [stdout] | ----^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> project-4/src/bin/kvs-server.rs:13:5 [INFO] [stdout] | [INFO] [stdout] 13 | reader.read_line(&mut buf); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `Result` that must be used [INFO] [stdout] --> project-4/src/bin/kvs-server.rs:84:9 [INFO] [stdout] | [INFO] [stdout] 84 | exchange(stream, store); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `err` [INFO] [stdout] --> project-4/src/lib.rs:244:17 [INFO] [stdout] | [INFO] [stdout] 244 | Err(err) => Err(KvError::KeyNotFound), [INFO] [stdout] | ^^^ help: if this is intentional, prefix it with an underscore: `_err` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0624]: associated function `clone` is private [INFO] [stdout] --> project-4/tests/kv_store.rs:194:27 [INFO] [stdout] | [INFO] [stdout] 194 | let store = store.clone(); [INFO] [stdout] | ^^^^^ private associated function [INFO] [stdout] | [INFO] [stdout] ::: /opt/rustwide/workdir/project-4/src/lib.rs:169:5 [INFO] [stdout] | [INFO] [stdout] 169 | fn clone(&self) -> Self { [INFO] [stdout] | ----------------------- private associated function defined here [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 3 previous errors [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0624`. [INFO] [stdout] [INFO] [stdout] warning: unused variable: `threads` [INFO] [stdout] --> project-4/src/thread_pool/naive.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | fn new(threads: u32) -> Result where Self: Sized { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_threads` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `threads` [INFO] [stdout] --> project-4/src/thread_pool/rayon.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | fn new(threads: u32) -> Result where Self: Sized { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_threads` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `threads` [INFO] [stdout] --> project-4/src/thread_pool/shared_queue.rs:10:12 [INFO] [stdout] | [INFO] [stdout] 10 | fn new(threads: u32) -> Result where Self: Sized { [INFO] [stdout] | ^^^^^^^ help: if this is intentional, prefix it with an underscore: `_threads` [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `kvs` due to 4 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] warning: associated function is never used: `clone` [INFO] [stdout] --> project-4/src/lib.rs:169:8 [INFO] [stdout] | [INFO] [stdout] 169 | fn clone(&self) -> Self { [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> project-4/src/lib.rs:205:13 [INFO] [stdout] | [INFO] [stdout] 205 | store.set("".to_owned(), "".to_owned()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> project-4/src/lib.rs:211:13 [INFO] [stdout] | [INFO] [stdout] 211 | file.read(&mut first_bytes); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> project-4/src/lib.rs:222:25 [INFO] [stdout] | [INFO] [stdout] 222 | KvStore::load(&mut store, &cmd); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> project-4/src/lib.rs:235:9 [INFO] [stdout] | [INFO] [stdout] 235 | &self.storage.insert(key.into_bytes(), value.into_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 235 | let _ = &self.storage.insert(key.into_bytes(), value.into_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> project-4/src/lib.rs:236:9 [INFO] [stdout] | [INFO] [stdout] 236 | &self.storage.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 236 | let _ = &self.storage.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> project-4/src/lib.rs:251:17 [INFO] [stdout] | [INFO] [stdout] 251 | &self.storage.remove(key.into_bytes()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 251 | let _ = &self.storage.remove(key.into_bytes()); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused borrow that must be used [INFO] [stdout] --> project-4/src/lib.rs:252:17 [INFO] [stdout] | [INFO] [stdout] 252 | &self.storage.flush(); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ the borrow produces a value [INFO] [stdout] | [INFO] [stdout] help: use `let _ = ...` to ignore the resulting value [INFO] [stdout] | [INFO] [stdout] 252 | let _ = &self.storage.flush(); [INFO] [stdout] | +++++++ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> project-4/src/lib.rs:268:13 [INFO] [stdout] | [INFO] [stdout] 268 | file.read(&mut first_bytes); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 13 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: build failed [INFO] running `Command { std: "docker" "inspect" "b5a645fc44e96c0a63d819e091c1f20c699dea250a478e4a1063d7f6406f322a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b5a645fc44e96c0a63d819e091c1f20c699dea250a478e4a1063d7f6406f322a", kill_on_drop: false }` [INFO] [stdout] b5a645fc44e96c0a63d819e091c1f20c699dea250a478e4a1063d7f6406f322a