Dec 18 10:20:03.145 INFO checking theban_db-0.7.0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 10:20:03.145 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-7/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/theban_db/0.7.0:/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" "+0b8c5828f68d7b2840b81fa51239346dc97fef5a-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 10:20:03.611 INFO [stdout] 281dc2f555a37259d3949f650700d4d05f65ccbe9a46fc9b62edfdcff622b9d2
Dec 18 10:20:03.616 INFO running `"docker" "start" "-a" "281dc2f555a37259d3949f650700d4d05f65ccbe9a46fc9b62edfdcff622b9d2"`
Dec 18 10:20:05.304 INFO [stderr]     Checking rmp v0.7.5
Dec 18 10:20:05.304 INFO [stderr]     Checking theban_interval_tree v0.7.1
Dec 18 10:20:06.818 INFO [stderr]     Checking theban_db v0.7.0 (/opt/crater/workdir)
Dec 18 10:20:07.175 INFO [stderr] warning: patterns aren't allowed in methods without bodies
Dec 18 10:20:07.175 INFO [stderr]   --> src/serialize/mod.rs:23:25
Dec 18 10:20:07.175 INFO [stderr]    |
Dec 18 10:20:07.175 INFO [stderr] 23 |     fn write<'a>(&self, mut w: &mut Write) -> Result<(), DBError>;
Dec 18 10:20:07.175 INFO [stderr]    |                         ^^^^^
Dec 18 10:20:07.175 INFO [stderr]    |
Dec 18 10:20:07.176 INFO [stderr]    = note: #[warn(patterns_in_fns_without_body)] on by default
Dec 18 10:20:07.176 INFO [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 18 10:20:07.176 INFO [stderr]    = note: for more information, see issue #35203 <https://github.com/rust-lang/rust/issues/35203>
Dec 18 10:20:07.176 INFO [stderr] 
Dec 18 10:20:07.176 INFO [stderr] warning: patterns aren't allowed in methods without bodies
Dec 18 10:20:07.184 INFO [stderr]   --> src/serialize/mod.rs:24:17
Dec 18 10:20:07.184 INFO [stderr]    |
Dec 18 10:20:07.184 INFO [stderr] 24 |     fn read<'a>(mut r: &mut Read) -> Result<Self, DBError>;
Dec 18 10:20:07.184 INFO [stderr]    |                 ^^^^^
Dec 18 10:20:07.184 INFO [stderr]    |
Dec 18 10:20:07.184 INFO [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 18 10:20:07.184 INFO [stderr]    = note: for more information, see issue #35203 <https://github.com/rust-lang/rust/issues/35203>
Dec 18 10:20:07.184 INFO [stderr] 
Dec 18 10:20:07.191 INFO [stderr] warning: patterns aren't allowed in methods without bodies
Dec 18 10:20:07.191 INFO [stderr]   --> src/serialize/mod.rs:23:25
Dec 18 10:20:07.191 INFO [stderr]    |
Dec 18 10:20:07.191 INFO [stderr] 23 |     fn write<'a>(&self, mut w: &mut Write) -> Result<(), DBError>;
Dec 18 10:20:07.191 INFO [stderr]    |                         ^^^^^
Dec 18 10:20:07.191 INFO [stderr]    |
Dec 18 10:20:07.191 INFO [stderr]    = note: #[warn(patterns_in_fns_without_body)] on by default
Dec 18 10:20:07.191 INFO [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 18 10:20:07.191 INFO [stderr]    = note: for more information, see issue #35203 <https://github.com/rust-lang/rust/issues/35203>
Dec 18 10:20:07.191 INFO [stderr] 
Dec 18 10:20:07.193 INFO [stderr] warning: patterns aren't allowed in methods without bodies
Dec 18 10:20:07.193 INFO [stderr]   --> src/serialize/mod.rs:24:17
Dec 18 10:20:07.193 INFO [stderr]    |
Dec 18 10:20:07.193 INFO [stderr] 24 |     fn read<'a>(mut r: &mut Read) -> Result<Self, DBError>;
Dec 18 10:20:07.193 INFO [stderr]    |                 ^^^^^
Dec 18 10:20:07.193 INFO [stderr]    |
Dec 18 10:20:07.193 INFO [stderr]    = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
Dec 18 10:20:07.193 INFO [stderr]    = note: for more information, see issue #35203 <https://github.com/rust-lang/rust/issues/35203>
Dec 18 10:20:07.193 INFO [stderr] 
Dec 18 10:20:07.489 INFO [stderr] warning: variable does not need to be mutable
Dec 18 10:20:07.489 INFO [stderr]   --> src/db.rs:31:13
Dec 18 10:20:07.489 INFO [stderr]    |
Dec 18 10:20:07.489 INFO [stderr] 31 |         let mut tree = self.obj_map.get_mut(table).unwrap();
Dec 18 10:20:07.489 INFO [stderr]    |             ----^^^^
Dec 18 10:20:07.489 INFO [stderr]    |             |
Dec 18 10:20:07.489 INFO [stderr]    |             help: remove this `mut`
Dec 18 10:20:07.489 INFO [stderr]    |
Dec 18 10:20:07.489 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 10:20:07.489 INFO [stderr] 
Dec 18 10:20:07.489 INFO [stderr] warning: variable does not need to be mutable
Dec 18 10:20:07.489 INFO [stderr]   --> src/db.rs:44:21
Dec 18 10:20:07.489 INFO [stderr]    |
Dec 18 10:20:07.489 INFO [stderr] 44 |         if let Some(mut tree) = self.obj_map.get_mut(table) {
Dec 18 10:20:07.489 INFO [stderr]    |                     ----^^^^
Dec 18 10:20:07.489 INFO [stderr]    |                     |
Dec 18 10:20:07.489 INFO [stderr]    |                     help: remove this `mut`
Dec 18 10:20:07.489 INFO [stderr] 
Dec 18 10:20:07.492 INFO [stderr] warning: variable does not need to be mutable
Dec 18 10:20:07.492 INFO [stderr]   --> src/db.rs:78:46
Dec 18 10:20:07.492 INFO [stderr]    |
Dec 18 10:20:07.492 INFO [stderr] 78 |             self.bit_map.get_mut(table).map(|mut tree| { tree.delete(rng) });
Dec 18 10:20:07.492 INFO [stderr]    |                                              ----^^^^
Dec 18 10:20:07.492 INFO [stderr]    |                                              |
Dec 18 10:20:07.492 INFO [stderr]    |                                              help: remove this `mut`
Dec 18 10:20:07.492 INFO [stderr] 
Dec 18 10:20:07.492 INFO [stderr] warning: variable does not need to be mutable
Dec 18 10:20:07.492 INFO [stderr]   --> src/db.rs:91:17
Dec 18 10:20:07.492 INFO [stderr]    |
Dec 18 10:20:07.492 INFO [stderr] 91 |             let mut tree = self.bit_map.get_mut(table).unwrap();
Dec 18 10:20:07.492 INFO [stderr]    |                 ----^^^^
Dec 18 10:20:07.492 INFO [stderr]    |                 |
Dec 18 10:20:07.492 INFO [stderr]    |                 help: remove this `mut`
Dec 18 10:20:07.492 INFO [stderr] 
Dec 18 10:20:07.492 INFO [stderr] warning: variable does not need to be mutable
Dec 18 10:20:07.492 INFO [stderr]    --> src/db.rs:102:13
Dec 18 10:20:07.492 INFO [stderr]     |
Dec 18 10:20:07.492 INFO [stderr] 102 |         let mut tree = self.bit_map.get_mut(table).unwrap();
Dec 18 10:20:07.492 INFO [stderr]     |             ----^^^^
Dec 18 10:20:07.492 INFO [stderr]     |             |
Dec 18 10:20:07.492 INFO [stderr]     |             help: remove this `mut`
Dec 18 10:20:07.492 INFO [stderr] 
Dec 18 10:20:07.568 INFO [stderr] warning: variable does not need to be mutable
Dec 18 10:20:07.568 INFO [stderr]   --> src/db.rs:31:13
Dec 18 10:20:07.568 INFO [stderr]    |
Dec 18 10:20:07.568 INFO [stderr] 31 |         let mut tree = self.obj_map.get_mut(table).unwrap();
Dec 18 10:20:07.568 INFO [stderr]    |             ----^^^^
Dec 18 10:20:07.568 INFO [stderr]    |             |
Dec 18 10:20:07.568 INFO [stderr]    |             help: remove this `mut`
Dec 18 10:20:07.568 INFO [stderr]    |
Dec 18 10:20:07.568 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 10:20:07.568 INFO [stderr] 
Dec 18 10:20:07.568 INFO [stderr] warning: variable does not need to be mutable
Dec 18 10:20:07.568 INFO [stderr]   --> src/db.rs:44:21
Dec 18 10:20:07.568 INFO [stderr]    |
Dec 18 10:20:07.568 INFO [stderr] 44 |         if let Some(mut tree) = self.obj_map.get_mut(table) {
Dec 18 10:20:07.568 INFO [stderr]    |                     ----^^^^
Dec 18 10:20:07.568 INFO [stderr]    |                     |
Dec 18 10:20:07.568 INFO [stderr]    |                     help: remove this `mut`
Dec 18 10:20:07.568 INFO [stderr] 
Dec 18 10:20:07.568 INFO [stderr] warning: variable does not need to be mutable
Dec 18 10:20:07.568 INFO [stderr]   --> src/db.rs:78:46
Dec 18 10:20:07.568 INFO [stderr]    |
Dec 18 10:20:07.568 INFO [stderr] 78 |             self.bit_map.get_mut(table).map(|mut tree| { tree.delete(rng) });
Dec 18 10:20:07.568 INFO [stderr]    |                                              ----^^^^
Dec 18 10:20:07.568 INFO [stderr]    |                                              |
Dec 18 10:20:07.568 INFO [stderr]    |                                              help: remove this `mut`
Dec 18 10:20:07.568 INFO [stderr] 
Dec 18 10:20:07.572 INFO [stderr] warning: variable does not need to be mutable
Dec 18 10:20:07.572 INFO [stderr]   --> src/db.rs:91:17
Dec 18 10:20:07.572 INFO [stderr]    |
Dec 18 10:20:07.572 INFO [stderr] 91 |             let mut tree = self.bit_map.get_mut(table).unwrap();
Dec 18 10:20:07.572 INFO [stderr]    |                 ----^^^^
Dec 18 10:20:07.572 INFO [stderr]    |                 |
Dec 18 10:20:07.572 INFO [stderr]    |                 help: remove this `mut`
Dec 18 10:20:07.572 INFO [stderr] 
Dec 18 10:20:07.572 INFO [stderr] warning: variable does not need to be mutable
Dec 18 10:20:07.572 INFO [stderr]    --> src/db.rs:102:13
Dec 18 10:20:07.572 INFO [stderr]     |
Dec 18 10:20:07.572 INFO [stderr] 102 |         let mut tree = self.bit_map.get_mut(table).unwrap();
Dec 18 10:20:07.572 INFO [stderr]     |             ----^^^^
Dec 18 10:20:07.572 INFO [stderr]     |             |
Dec 18 10:20:07.572 INFO [stderr]     |             help: remove this `mut`
Dec 18 10:20:07.572 INFO [stderr] 
Dec 18 10:20:07.669 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.47s
Dec 18 10:20:08.039 INFO running `"docker" "inspect" "281dc2f555a37259d3949f650700d4d05f65ccbe9a46fc9b62edfdcff622b9d2"`
Dec 18 10:20:08.203 INFO running `"docker" "rm" "-f" "281dc2f555a37259d3949f650700d4d05f65ccbe9a46fc9b62edfdcff622b9d2"`
Dec 18 10:20:08.391 INFO [stdout] 281dc2f555a37259d3949f650700d4d05f65ccbe9a46fc9b62edfdcff622b9d2