Dec 18 09:38:58.097 INFO checking uvm_core-0.0.1 against master#96d1334e567237b1507cd277938e7ae2de75ff51 for pr-54252
Dec 18 09:38:58.098 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-0/master#96d1334e567237b1507cd277938e7ae2de75ff51:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/master#96d1334e567237b1507cd277938e7ae2de75ff51/reg/uvm_core/0.0.1:/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" "+96d1334e567237b1507cd277938e7ae2de75ff51-alt" "check" "--frozen" "--all" "--all-targets"`
Dec 18 09:38:58.604 INFO [stdout] cce827dcb1a5b45c5e9b0bc589275b83f5f74149ab8e6903ec9ec4234c1743bf
Dec 18 09:38:58.610 INFO running `"docker" "start" "-a" "cce827dcb1a5b45c5e9b0bc589275b83f5f74149ab8e6903ec9ec4234c1743bf"`
Dec 18 09:39:00.878 INFO [stderr]    Compiling plist v0.3.0
Dec 18 09:39:00.884 INFO [stderr]     Checking wait-timeout v0.1.5
Dec 18 09:39:01.816 INFO [stderr]     Checking rusty-fork v0.2.1
Dec 18 09:39:03.054 INFO [stderr]     Checking proptest v0.8.7
Dec 18 09:39:03.943 INFO [stderr]     Checking uvm_core v0.0.1 (/opt/crater/workdir)
Dec 18 09:39:13.536 INFO [stderr] warning: unused import: `std::fs::OpenOptions`
Dec 18 09:39:13.536 INFO [stderr]   --> src/unity/installation.rs:83:9
Dec 18 09:39:13.536 INFO [stderr]    |
Dec 18 09:39:13.536 INFO [stderr] 83 |     use std::fs::OpenOptions;
Dec 18 09:39:13.536 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^^^^
Dec 18 09:39:13.536 INFO [stderr]    |
Dec 18 09:39:13.537 INFO [stderr]    = note: #[warn(unused_imports)] on by default
Dec 18 09:39:13.537 INFO [stderr] 
Dec 18 09:39:13.537 INFO [stderr] warning: unused import: `std::env`
Dec 18 09:39:13.537 INFO [stderr]   --> src/unity/current_installation.rs:22:9
Dec 18 09:39:13.537 INFO [stderr]    |
Dec 18 09:39:13.537 INFO [stderr] 22 |     use std::env;
Dec 18 09:39:13.537 INFO [stderr]    |         ^^^^^^^^
Dec 18 09:39:13.537 INFO [stderr] 
Dec 18 09:39:13.537 INFO [stderr] warning: unused import: `rand`
Dec 18 09:39:13.537 INFO [stderr]   --> src/unity/current_installation.rs:27:9
Dec 18 09:39:13.537 INFO [stderr]    |
Dec 18 09:39:13.537 INFO [stderr] 27 |     use rand;
Dec 18 09:39:13.537 INFO [stderr]    |         ^^^^
Dec 18 09:39:13.537 INFO [stderr] 
Dec 18 09:39:13.537 INFO [stderr] warning: unused import: `tempfile::TempDir`
Dec 18 09:39:13.537 INFO [stderr]   --> src/unity/current_installation.rs:28:9
Dec 18 09:39:13.537 INFO [stderr]    |
Dec 18 09:39:13.537 INFO [stderr] 28 |     use tempfile::TempDir;
Dec 18 09:39:13.537 INFO [stderr]    |         ^^^^^^^^^^^^^^^^^
Dec 18 09:39:13.537 INFO [stderr] 
Dec 18 09:39:13.537 INFO [stderr] warning: unused import: `deserialize`
Dec 18 09:39:13.537 INFO [stderr]   --> src/unity/current_installation.rs:34:24
Dec 18 09:39:13.537 INFO [stderr]    |
Dec 18 09:39:13.537 INFO [stderr] 34 |     use plist::serde::{deserialize, serialize_to_xml};
Dec 18 09:39:13.537 INFO [stderr]    |                        ^^^^^^^^^^^
Dec 18 09:39:13.537 INFO [stderr] 
Dec 18 09:39:13.537 INFO [stderr] warning: unused import: `std::env`
Dec 18 09:39:13.537 INFO [stderr]    --> src/unity/mod.rs:105:9
Dec 18 09:39:13.537 INFO [stderr]     |
Dec 18 09:39:13.537 INFO [stderr] 105 |     use std::env;
Dec 18 09:39:13.537 INFO [stderr]     |         ^^^^^^^^
Dec 18 09:39:13.537 INFO [stderr] 
Dec 18 09:39:13.537 INFO [stderr] warning: unused import: `rand`
Dec 18 09:39:13.537 INFO [stderr]    --> src/unity/mod.rs:109:9
Dec 18 09:39:13.537 INFO [stderr]     |
Dec 18 09:39:13.537 INFO [stderr] 109 |     use rand;
Dec 18 09:39:13.537 INFO [stderr]     |         ^^^^
Dec 18 09:39:13.537 INFO [stderr] 
Dec 18 09:39:13.537 INFO [stderr] warning: unused import: `deserialize`
Dec 18 09:39:13.537 INFO [stderr]    --> src/unity/mod.rs:115:24
Dec 18 09:39:13.537 INFO [stderr]     |
Dec 18 09:39:13.537 INFO [stderr] 115 |     use plist::serde::{deserialize, serialize_to_xml};
Dec 18 09:39:13.537 INFO [stderr]     |                        ^^^^^^^^^^^
Dec 18 09:39:13.537 INFO [stderr] 
Dec 18 09:39:14.020 INFO [stderr] warning: unused variable: `t`
Dec 18 09:39:14.020 INFO [stderr]    --> src/unity/installation.rs:125:14
Dec 18 09:39:14.020 INFO [stderr]     |
Dec 18 09:39:14.020 INFO [stderr] 125 |         let (t , path) = prepare_unity_installation!("2017.1.2f5");
Dec 18 09:39:14.020 INFO [stderr]     |              ^ help: consider using `_t` instead
Dec 18 09:39:14.020 INFO [stderr]     |
Dec 18 09:39:14.020 INFO [stderr]     = note: #[warn(unused_variables)] on by default
Dec 18 09:39:14.020 INFO [stderr] 
Dec 18 09:39:14.020 INFO [stderr] warning: unused variable: `t`
Dec 18 09:39:14.020 INFO [stderr]    --> src/unity/installation.rs:140:18
Dec 18 09:39:14.020 INFO [stderr]     |
Dec 18 09:39:14.020 INFO [stderr] 140 |             let (t , path) = prepare_unity_installation!(s);
Dec 18 09:39:14.020 INFO [stderr]     |                  ^ help: consider using `_t` instead
Dec 18 09:39:14.020 INFO [stderr] 
Dec 18 09:39:14.020 INFO [stderr] warning: unused variable: `temp_dir1`
Dec 18 09:39:14.020 INFO [stderr]    --> src/unity/mod.rs:165:13
Dec 18 09:39:14.020 INFO [stderr]     |
Dec 18 09:39:14.020 INFO [stderr] 165 |         let temp_dir1 = builder.tempdir_in(&test_dir).unwrap();
Dec 18 09:39:14.021 INFO [stderr]     |             ^^^^^^^^^ help: consider using `_temp_dir1` instead
Dec 18 09:39:14.021 INFO [stderr] 
Dec 18 09:39:14.021 INFO [stderr] warning: unused variable: `temp_dir2`
Dec 18 09:39:14.021 INFO [stderr]    --> src/unity/mod.rs:166:13
Dec 18 09:39:14.021 INFO [stderr]     |
Dec 18 09:39:14.021 INFO [stderr] 166 |         let temp_dir2 = builder.tempdir_in(&test_dir).unwrap();
Dec 18 09:39:14.021 INFO [stderr]     |             ^^^^^^^^^ help: consider using `_temp_dir2` instead
Dec 18 09:39:14.021 INFO [stderr] 
Dec 18 09:39:14.021 INFO [stderr] warning: unused variable: `temp_dir3`
Dec 18 09:39:14.021 INFO [stderr]    --> src/unity/mod.rs:167:13
Dec 18 09:39:14.021 INFO [stderr]     |
Dec 18 09:39:14.021 INFO [stderr] 167 |         let temp_dir3 = builder.tempdir_in(&test_dir).unwrap();
Dec 18 09:39:14.021 INFO [stderr]     |             ^^^^^^^^^ help: consider using `_temp_dir3` instead
Dec 18 09:39:14.021 INFO [stderr] 
Dec 18 09:39:14.068 INFO [stderr] warning: variable does not need to be mutable
Dec 18 09:39:14.068 INFO [stderr]    --> src/unity/mod.rs:169:13
Dec 18 09:39:14.068 INFO [stderr]     |
Dec 18 09:39:14.068 INFO [stderr] 169 |         let mut subject = Installations::new(test_dir.path()).unwrap();
Dec 18 09:39:14.068 INFO [stderr]     |             ----^^^^^^^
Dec 18 09:39:14.068 INFO [stderr]     |             |
Dec 18 09:39:14.068 INFO [stderr]     |             help: remove this `mut`
Dec 18 09:39:14.068 INFO [stderr]     |
Dec 18 09:39:14.068 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 18 09:39:14.068 INFO [stderr] 
Dec 18 09:39:14.072 INFO [stderr] warning: variable does not need to be mutable
Dec 18 09:39:14.072 INFO [stderr]    --> src/unity/mod.rs:196:13
Dec 18 09:39:14.072 INFO [stderr]     |
Dec 18 09:39:14.072 INFO [stderr] 196 |         let mut subject = installations.versions();
Dec 18 09:39:14.072 INFO [stderr]     |             ----^^^^^^^
Dec 18 09:39:14.072 INFO [stderr]     |             |
Dec 18 09:39:14.072 INFO [stderr]     |             help: remove this `mut`
Dec 18 09:39:14.072 INFO [stderr] 
Dec 18 09:39:14.072 INFO [stderr] warning: variable does not need to be mutable
Dec 18 09:39:14.072 INFO [stderr]    --> src/unity/mod.rs:213:13
Dec 18 09:39:14.072 INFO [stderr]     |
Dec 18 09:39:14.072 INFO [stderr] 213 |         let mut subject = Versions::from(installations);
Dec 18 09:39:14.072 INFO [stderr]     |             ----^^^^^^^
Dec 18 09:39:14.072 INFO [stderr]     |             |
Dec 18 09:39:14.072 INFO [stderr]     |             help: remove this `mut`
Dec 18 09:39:14.072 INFO [stderr] 
Dec 18 09:39:14.254 INFO [stderr] warning: variable does not need to be mutable
Dec 18 09:39:14.254 INFO [stderr]    --> src/unity/mod.rs:233:17
Dec 18 09:39:14.254 INFO [stderr]     |
Dec 18 09:39:14.254 INFO [stderr] 233 |             let mut subject = Installations::new(test_dir.path()).unwrap();
Dec 18 09:39:14.254 INFO [stderr]     |                 ----^^^^^^^
Dec 18 09:39:14.254 INFO [stderr]     |                 |
Dec 18 09:39:14.254 INFO [stderr]     |                 help: remove this `mut`
Dec 18 09:39:14.254 INFO [stderr] 
Dec 18 09:39:14.278 INFO [stderr] warning: unused `std::result::Result` that must be used
Dec 18 09:39:14.278 INFO [stderr]    --> src/unity/mod.rs:222:5
Dec 18 09:39:14.278 INFO [stderr]     |
Dec 18 09:39:14.278 INFO [stderr] 222 | /     proptest! {
Dec 18 09:39:14.278 INFO [stderr] 223 | |         #[test]
Dec 18 09:39:14.278 INFO [stderr] 224 | |         fn doesnt_crash(ref s in "\\PC*") {
Dec 18 09:39:14.278 INFO [stderr] 225 | |             Installations::new(Path::new(s))
Dec 18 09:39:14.278 INFO [stderr] ...   |
Dec 18 09:39:14.278 INFO [stderr] 235 | |         }
Dec 18 09:39:14.278 INFO [stderr] 236 | |     }
Dec 18 09:39:14.278 INFO [stderr]     | |_____^
Dec 18 09:39:14.278 INFO [stderr]     |
Dec 18 09:39:14.278 INFO [stderr]     = note: #[warn(unused_must_use)] on by default
Dec 18 09:39:14.278 INFO [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
Dec 18 09:39:14.278 INFO [stderr]     = note: this error originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
Dec 18 09:39:14.278 INFO [stderr] 
Dec 18 09:39:14.319 INFO [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 13.62s
Dec 18 09:39:14.948 INFO running `"docker" "inspect" "cce827dcb1a5b45c5e9b0bc589275b83f5f74149ab8e6903ec9ec4234c1743bf"`
Dec 18 09:39:15.202 INFO running `"docker" "rm" "-f" "cce827dcb1a5b45c5e9b0bc589275b83f5f74149ab8e6903ec9ec4234c1743bf"`
Dec 18 09:39:15.576 INFO [stdout] cce827dcb1a5b45c5e9b0bc589275b83f5f74149ab8e6903ec9ec4234c1743bf