[INFO] cloning repository https://github.com/SonicFrog/furry-bassoon [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/SonicFrog/furry-bassoon" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSonicFrog%2Ffurry-bassoon", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSonicFrog%2Ffurry-bassoon'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 03bc7cd0bce6dd1aeb5033b42ff0bbde83d54fa5 [INFO] testing SonicFrog/furry-bassoon against 1.60.0 for beta-1.61-1 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FSonicFrog%2Ffurry-bassoon" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/SonicFrog/furry-bassoon 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/SonicFrog/furry-bassoon [INFO] finished tweaking git repo https://github.com/SonicFrog/furry-bassoon [INFO] tweaked toml for git repo https://github.com/SonicFrog/furry-bassoon written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/SonicFrog/furry-bassoon 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] Downloading crates ... [INFO] [stderr] Downloaded rand_core v0.1.0-pre.0 [INFO] [stderr] Downloaded rand v0.5.0-pre.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 833c6a3da97fb2fbf802b7595bd7c73564bc27b66233092f799c4ea25cad0769 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "833c6a3da97fb2fbf802b7595bd7c73564bc27b66233092f799c4ea25cad0769", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "833c6a3da97fb2fbf802b7595bd7c73564bc27b66233092f799c4ea25cad0769", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "833c6a3da97fb2fbf802b7595bd7c73564bc27b66233092f799c4ea25cad0769", kill_on_drop: false }` [INFO] [stdout] 833c6a3da97fb2fbf802b7595bd7c73564bc27b66233092f799c4ea25cad0769 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+1.60.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 2b9591dfd59a4512da2b57a08ce4ea0fbaeb1e72affab86023f3735307d20eee [INFO] running `Command { std: "docker" "start" "-a" "2b9591dfd59a4512da2b57a08ce4ea0fbaeb1e72affab86023f3735307d20eee", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.40 [INFO] [stderr] Compiling stable_deref_trait v1.0.0 [INFO] [stderr] Compiling rand_core v0.1.0-pre.0 [INFO] [stderr] Compiling crossbeam-utils v0.3.2 [INFO] [stderr] Compiling owning_ref v0.3.3 [INFO] [stderr] Compiling rand v0.5.0-pre.0 [INFO] [stderr] Compiling time v0.1.39 [INFO] [stderr] Compiling memcached v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: field is never read: `hasher` [INFO] [stdout] --> src/map.rs:12:5 [INFO] [stdout] | [INFO] [stdout] 12 | hasher: DefaultHasher, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(dead_code)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `remove` [INFO] [stdout] --> src/map.rs:79:12 [INFO] [stdout] | [INFO] [stdout] 79 | pub fn remove(&self, key: &K) { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `DEFAULT_TABLE_CAPACITY` [INFO] [stdout] --> src/loan_map.rs:14:1 [INFO] [stdout] | [INFO] [stdout] 14 | const DEFAULT_TABLE_CAPACITY: usize = 128; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: constant is never used: `DEFAULT_BUCKET_CAPACITY` [INFO] [stdout] --> src/loan_map.rs:15:1 [INFO] [stdout] | [INFO] [stdout] 15 | const DEFAULT_BUCKET_CAPACITY: usize = 128; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `head` [INFO] [stdout] --> src/loan_map.rs:18:5 [INFO] [stdout] | [INFO] [stdout] 18 | head: AtomicUsize, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `with_capacity` [INFO] [stdout] --> src/loan_map.rs:26:8 [INFO] [stdout] | [INFO] [stdout] 26 | fn with_capacity(cap: usize) -> VersionTable { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `current_head` [INFO] [stdout] --> src/loan_map.rs:33:8 [INFO] [stdout] | [INFO] [stdout] 33 | fn current_head(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `next_head` [INFO] [stdout] --> src/loan_map.rs:37:8 [INFO] [stdout] | [INFO] [stdout] 37 | fn next_head(&self) -> usize { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `scan` [INFO] [stdout] --> src/loan_map.rs:41:8 [INFO] [stdout] | [INFO] [stdout] 41 | fn scan(&self, f: F) -> RwLockReadGuard> [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `remove` [INFO] [stdout] --> src/loan_map.rs:59:8 [INFO] [stdout] | [INFO] [stdout] 59 | fn remove(&self, key: K) -> Option { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `scan_mut` [INFO] [stdout] --> src/loan_map.rs:67:8 [INFO] [stdout] | [INFO] [stdout] 67 | fn scan_mut(&self, f: F) -> RwLockWriteGuard> [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `update` [INFO] [stdout] --> src/loan_map.rs:85:8 [INFO] [stdout] | [INFO] [stdout] 85 | fn update(&self, key: K, value: V) -> Option { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `newest` [INFO] [stdout] --> src/loan_map.rs:92:8 [INFO] [stdout] | [INFO] [stdout] 92 | fn newest(&self, key: &K) -> Option>> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Empty` [INFO] [stdout] --> src/loan_map.rs:114:5 [INFO] [stdout] | [INFO] [stdout] 114 | Empty, [INFO] [stdout] | ^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Bucket` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/loan_map.rs:112:10 [INFO] [stdout] | [INFO] [stdout] 112 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Removed` [INFO] [stdout] --> src/loan_map.rs:115:5 [INFO] [stdout] | [INFO] [stdout] 115 | Removed(K), [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Bucket` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/loan_map.rs:112:10 [INFO] [stdout] | [INFO] [stdout] 112 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variant is never constructed: `Contains` [INFO] [stdout] --> src/loan_map.rs:116:5 [INFO] [stdout] | [INFO] [stdout] 116 | Contains(K, V), [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] note: `Bucket` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis [INFO] [stdout] --> src/loan_map.rs:112:10 [INFO] [stdout] | [INFO] [stdout] 112 | #[derive(Debug)] [INFO] [stdout] | ^^^^^ [INFO] [stdout] = note: this warning originates in the derive macro `Debug` (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `is_free` [INFO] [stdout] --> src/loan_map.rs:120:8 [INFO] [stdout] | [INFO] [stdout] 120 | fn is_free(&self) -> bool { [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `value` [INFO] [stdout] --> src/loan_map.rs:127:8 [INFO] [stdout] | [INFO] [stdout] 127 | fn value(self) -> Option { [INFO] [stdout] | ^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `key` [INFO] [stdout] --> src/loan_map.rs:135:8 [INFO] [stdout] | [INFO] [stdout] 135 | fn key(&self) -> Option<&K> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `value_ref` [INFO] [stdout] --> src/loan_map.rs:143:8 [INFO] [stdout] | [INFO] [stdout] 143 | fn value_ref(&self) -> Result<&V, ()> { [INFO] [stdout] | ^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `key_matches` [INFO] [stdout] --> src/loan_map.rs:151:8 [INFO] [stdout] | [INFO] [stdout] 151 | fn key_matches(&self, key: &K) -> bool [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: field is never read: `hash_builder` [INFO] [stdout] --> src/loan_map.rs:167:5 [INFO] [stdout] | [INFO] [stdout] 167 | hash_builder: RandomState, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] error: could not compile `memcached` due to 3 previous errors; 39 warnings emitted [INFO] [stdout] warning: field is never read: `buckets` [INFO] [stdout] --> src/loan_map.rs:168:5 [INFO] [stdout] | [INFO] [stdout] 168 | buckets: Vec>, [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `with_capacity` [INFO] [stdout] --> src/loan_map.rs:175:8 [INFO] [stdout] | [INFO] [stdout] 175 | fn with_capacity(cap: usize, bucket_size: usize) -> Table { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `hash` [INFO] [stdout] --> src/loan_map.rs:185:8 [INFO] [stdout] | [INFO] [stdout] 185 | fn hash(&self, key: &K) -> usize { [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `scan` [INFO] [stdout] --> src/loan_map.rs:192:8 [INFO] [stdout] | [INFO] [stdout] 192 | fn scan(&self, key: &K, matches: F) -> RwLockReadGuard> [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `scan_mut` [INFO] [stdout] --> src/loan_map.rs:198:8 [INFO] [stdout] | [INFO] [stdout] 198 | fn scan_mut(&self, key: &K, matches: F) -> RwLockWriteGuard> [INFO] [stdout] | ^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `lookup` [INFO] [stdout] --> src/loan_map.rs:204:8 [INFO] [stdout] | [INFO] [stdout] 204 | fn lookup(&self, key: &K) -> RwLockReadGuard> { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `lookup_or_free` [INFO] [stdout] --> src/loan_map.rs:212:8 [INFO] [stdout] | [INFO] [stdout] 212 | fn lookup_or_free(&self, key: &K) -> RwLockWriteGuard> { [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `remove` [INFO] [stdout] --> src/loan_map.rs:222:8 [INFO] [stdout] | [INFO] [stdout] 222 | fn remove(&self, key: K) -> Option { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `lookup_or_free_mut` [INFO] [stdout] --> src/loan_map.rs:226:8 [INFO] [stdout] | [INFO] [stdout] 226 | fn lookup_or_free_mut(&self, key: &K) -> RwLockWriteGuard> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `lookup_mut` [INFO] [stdout] --> src/loan_map.rs:233:8 [INFO] [stdout] | [INFO] [stdout] 233 | fn lookup_mut(&self, key: &K) -> RwLockWriteGuard> { [INFO] [stdout] | ^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: struct is never constructed: `LoanMap` [INFO] [stdout] --> src/loan_map.rs:283:12 [INFO] [stdout] | [INFO] [stdout] 283 | pub struct LoanMap [INFO] [stdout] | ^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `new` [INFO] [stdout] --> src/loan_map.rs:295:12 [INFO] [stdout] | [INFO] [stdout] 295 | pub fn new() -> LoanMap { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `with_capacity` [INFO] [stdout] --> src/loan_map.rs:301:12 [INFO] [stdout] | [INFO] [stdout] 301 | pub fn with_capacity(cap: usize, bucket_size: usize) -> LoanMap { [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `get` [INFO] [stdout] --> src/loan_map.rs:307:12 [INFO] [stdout] | [INFO] [stdout] 307 | pub fn get(&self, key: &K) -> Option> { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `upsert` [INFO] [stdout] --> src/loan_map.rs:319:12 [INFO] [stdout] | [INFO] [stdout] 319 | pub fn upsert(&self, key: K, f: F) -> Option [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `put` [INFO] [stdout] --> src/loan_map.rs:333:12 [INFO] [stdout] | [INFO] [stdout] 333 | pub fn put(&self, key: K, val: V) -> Option { [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: associated function is never used: `remove` [INFO] [stdout] --> src/loan_map.rs:340:12 [INFO] [stdout] | [INFO] [stdout] 340 | pub fn remove(&self, key: K) -> Option { [INFO] [stdout] | ^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/main.rs:1:12 [INFO] [stdout] | [INFO] [stdout] 1 | #![feature(test)] [INFO] [stdout] | ^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0554]: `#![feature]` may not be used on the stable release channel [INFO] [stdout] --> src/main.rs:2:12 [INFO] [stdout] | [INFO] [stdout] 2 | #![feature(integer_atomics)] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 2 previous errors; 39 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0554`. [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "2b9591dfd59a4512da2b57a08ce4ea0fbaeb1e72affab86023f3735307d20eee", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2b9591dfd59a4512da2b57a08ce4ea0fbaeb1e72affab86023f3735307d20eee", kill_on_drop: false }` [INFO] [stdout] 2b9591dfd59a4512da2b57a08ce4ea0fbaeb1e72affab86023f3735307d20eee