[INFO] updating cached repository Twizty/kv [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/Twizty/kv [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/Twizty/kv" "work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/Twizty/kv"` [INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/Twizty/kv'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/Twizty/kv" "work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/Twizty/kv"` [INFO] [stderr] Cloning into 'work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/Twizty/kv'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] b4fddc69a26144a5d7e1d0e99aeae594e0198e83 [INFO] sha for GitHub repo Twizty/kv: b4fddc69a26144a5d7e1d0e99aeae594e0198e83 [INFO] validating manifest of Twizty/kv on toolchain master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of Twizty/kv on toolchain try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing Twizty/kv [INFO] finished frobbing Twizty/kv [INFO] frobbed toml for Twizty/kv written to work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/Twizty/kv/Cargo.toml [INFO] started frobbing Twizty/kv [INFO] finished frobbing Twizty/kv [INFO] frobbed toml for Twizty/kv written to work/ex/pr-59199/sources/try#68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b/gh/Twizty/kv/Cargo.toml [INFO] crate Twizty/kv already has a lockfile, it will not be regenerated [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/crater-raid/crater/work/local/cargo-home/bin/cargo" "+68fcf881bd1e4dbfc21e22f8c7a56b8a5d8e8f7b-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] checking Twizty/kv against master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7 for pr-59199 [INFO] running `"docker" "create" "-v" "/mnt/crater-raid/crater/work/local/target-dirs/pr-59199/worker-1/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7:/opt/crater/target:rw,Z" "-v" "/mnt/crater-raid/crater/work/ex/pr-59199/sources/master#bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7/gh/Twizty/kv:/opt/crater/workdir:ro,Z" "-v" "/mnt/crater-raid/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/crater-raid/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" "+bc44841ad2a2ad5f6c5e67b9e35ed8e7e71d4dc7-alt" "check" "--frozen" "--all" "--all-targets"` [INFO] [stdout] c79d0b73da952cd446184cac40da22f3c9947c5d55e0d1ae1aad20194f532049 [INFO] running `"docker" "start" "-a" "c79d0b73da952cd446184cac40da22f3c9947c5d55e0d1ae1aad20194f532049"` [INFO] [stderr] Checking kv v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `super::*` [INFO] [stderr] --> src/store/mod.rs:247:7 [INFO] [stderr] | [INFO] [stderr] 247 | use super::*; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused import: `std::thread::sleep` [INFO] [stderr] --> src/store/mod.rs:248:7 [INFO] [stderr] | [INFO] [stderr] 248 | use std::thread::sleep; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: unused import: `Duration` [INFO] [stderr] --> src/store/mod.rs:249:19 [INFO] [stderr] | [INFO] [stderr] 249 | use std::time::{Duration}; [INFO] [stderr] | ^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/store/mod.rs:85:9 [INFO] [stderr] | [INFO] [stderr] 85 | let mut value = self.store.entry(key.clone()).or_insert(V::ListValue(Vec::new())); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/store/mod.rs:193:9 [INFO] [stderr] | [INFO] [stderr] 193 | let mut value = self.store.entry(key.clone()).or_insert(V::HashValue(HashMap::new())); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `TYPE_MISSMATCH_ERROR` [INFO] [stderr] --> src/store/mod.rs:6:1 [INFO] [stderr] | [INFO] [stderr] 6 | const TYPE_MISSMATCH_ERROR: &'static str = "Type missmatch for the key"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `KEY_NOT_FOUND_ERROR` [INFO] [stderr] --> src/store/mod.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | const KEY_NOT_FOUND_ERROR: &'static str = "Key not found"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: constant item is never used: `INDEX_OUT_OF_RANGE_ERROR` [INFO] [stderr] --> src/store/mod.rs:8:1 [INFO] [stderr] | [INFO] [stderr] 8 | const INDEX_OUT_OF_RANGE_ERROR: &'static str = "Index is out of range"; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `StringValue` [INFO] [stderr] --> src/store/mod.rs:10:1 [INFO] [stderr] | [INFO] [stderr] 10 | type StringValue = String; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `ListValue` [INFO] [stderr] --> src/store/mod.rs:11:1 [INFO] [stderr] | [INFO] [stderr] 11 | type ListValue = Vec; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: type alias is never used: `HashValue` [INFO] [stderr] --> src/store/mod.rs:12:1 [INFO] [stderr] | [INFO] [stderr] 12 | type HashValue = HashMap; [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: enum is never used: `V` [INFO] [stderr] --> src/store/mod.rs:14:1 [INFO] [stderr] | [INFO] [stderr] 14 | enum V { [INFO] [stderr] | ^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: struct is never constructed: `Store` [INFO] [stderr] --> src/store/mod.rs:20:1 [INFO] [stderr] | [INFO] [stderr] 20 | pub struct Store { [INFO] [stderr] | ^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `drop_if_expired` [INFO] [stderr] --> src/store/mod.rs:26:1 [INFO] [stderr] | [INFO] [stderr] 26 | fn drop_if_expired(e: Entry, store: &mut HashMap) -> Option<()> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `new` [INFO] [stderr] --> src/store/mod.rs:41:3 [INFO] [stderr] | [INFO] [stderr] 41 | pub fn new() -> Store { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `get` [INFO] [stderr] --> src/store/mod.rs:49:3 [INFO] [stderr] | [INFO] [stderr] 49 | pub fn get(&mut self, key: String) -> Option<&String> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `set` [INFO] [stderr] --> src/store/mod.rs:68:3 [INFO] [stderr] | [INFO] [stderr] 68 | pub fn set(&mut self, key: String, val: String) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `expire` [INFO] [stderr] --> src/store/mod.rs:74:3 [INFO] [stderr] | [INFO] [stderr] 74 | pub fn expire(&mut self, key: String, at: Instant) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `l_append` [INFO] [stderr] --> src/store/mod.rs:80:3 [INFO] [stderr] | [INFO] [stderr] 80 | pub fn l_append(&mut self, key: String, val: String) -> Result<(), &'static str> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `l_get` [INFO] [stderr] --> src/store/mod.rs:95:3 [INFO] [stderr] | [INFO] [stderr] 95 | pub fn l_get(&mut self, key: String, index: &usize) -> Option<&String> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `l_getall` [INFO] [stderr] --> src/store/mod.rs:113:3 [INFO] [stderr] | [INFO] [stderr] 113 | pub fn l_getall(&mut self, key: String) -> Option<&Vec> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `l_insert` [INFO] [stderr] --> src/store/mod.rs:131:3 [INFO] [stderr] | [INFO] [stderr] 131 | pub fn l_insert(&mut self, key: String, index: &usize, val: String) -> Result<(), &'static str> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `drop` [INFO] [stderr] --> src/store/mod.rs:156:3 [INFO] [stderr] | [INFO] [stderr] 156 | pub fn drop(&mut self, key: String) { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `l_drop` [INFO] [stderr] --> src/store/mod.rs:163:3 [INFO] [stderr] | [INFO] [stderr] 163 | pub fn l_drop(&mut self, key: String, index: &usize) -> Result<(), &'static str> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `h_set` [INFO] [stderr] --> src/store/mod.rs:188:3 [INFO] [stderr] | [INFO] [stderr] 188 | pub fn h_set(&mut self, key: String, h_key: String, val: String) -> Result<(), &'static str> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `h_get` [INFO] [stderr] --> src/store/mod.rs:203:3 [INFO] [stderr] | [INFO] [stderr] 203 | pub fn h_get(&mut self, key: String, h_key: String) -> Option<&String> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: method is never used: `h_getall` [INFO] [stderr] --> src/store/mod.rs:226:3 [INFO] [stderr] | [INFO] [stderr] 226 | pub fn h_getall(&mut self, key: String) -> Option<&HashMap> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/store/mod.rs:85:9 [INFO] [stderr] | [INFO] [stderr] 85 | let mut value = self.store.entry(key.clone()).or_insert(V::ListValue(Vec::new())); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/store/mod.rs:193:9 [INFO] [stderr] | [INFO] [stderr] 193 | let mut value = self.store.entry(key.clone()).or_insert(V::HashValue(HashMap::new())); [INFO] [stderr] | ----^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/store/mod.rs:313:5 [INFO] [stderr] | [INFO] [stderr] 313 | s.l_append(key.to_string(), new_value.to_string()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_must_use)] on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/store/mod.rs:325:5 [INFO] [stderr] | [INFO] [stderr] 325 | s.l_append(key.to_string(), value1.to_string()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/store/mod.rs:326:5 [INFO] [stderr] | [INFO] [stderr] 326 | s.l_append(key.to_string(), value2.to_string()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/store/mod.rs:341:5 [INFO] [stderr] | [INFO] [stderr] 341 | s.l_append(key.to_string(), value1.to_string()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/store/mod.rs:342:5 [INFO] [stderr] | [INFO] [stderr] 342 | s.l_append(key.to_string(), value2.to_string()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/store/mod.rs:343:5 [INFO] [stderr] | [INFO] [stderr] 343 | s.l_insert(key.to_string(), &0, value3.to_string()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/store/mod.rs:374:5 [INFO] [stderr] | [INFO] [stderr] 374 | s.l_append(key.to_string(), value.to_string()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/store/mod.rs:377:7 [INFO] [stderr] | [INFO] [stderr] 377 | s.l_drop(key.to_string(), &0); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/store/mod.rs:407:5 [INFO] [stderr] | [INFO] [stderr] 407 | s.h_set(key.to_string(), h_key1.to_string(), value1.to_string()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/store/mod.rs:415:5 [INFO] [stderr] | [INFO] [stderr] 415 | s.h_set(key.to_string(), h_key2.to_string(), value2.to_string()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.55s [INFO] running `"docker" "inspect" "c79d0b73da952cd446184cac40da22f3c9947c5d55e0d1ae1aad20194f532049"` [INFO] running `"docker" "rm" "-f" "c79d0b73da952cd446184cac40da22f3c9947c5d55e0d1ae1aad20194f532049"` [INFO] [stdout] c79d0b73da952cd446184cac40da22f3c9947c5d55e0d1ae1aad20194f532049