Dec 18 12:15:45.956 INFO checking rmpv-0.4.0 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 12:15:45.957 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-4/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/rmpv/0.4.0:/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 12:15:46.256 INFO [stdout] 37dad3aa21a3951cb613b62369f922c4eaf77dd4d8bb91a77d89fce392ee39d1
Dec 18 12:15:46.264 INFO running `"docker" "start" "-a" "37dad3aa21a3951cb613b62369f922c4eaf77dd4d8bb91a77d89fce392ee39d1"`
Dec 18 12:15:47.388 INFO [stderr]     Checking rmpv v0.4.0 (/opt/crater/workdir)
Dec 18 12:15:47.388 INFO [stderr]     Checking quickcheck v0.3.2
Dec 18 12:15:48.464 INFO [stderr] warning: variable does not need to be mutable
Dec 18 12:15:48.464 INFO [stderr]    --> src/decode/value_ref.rs:156:9
Dec 18 12:15:48.464 INFO [stderr]     |
Dec 18 12:15:48.464 INFO [stderr] 156 |     let mut rd = rd;
Dec 18 12:15:48.464 INFO [stderr]     |         ----^^
Dec 18 12:15:48.464 INFO [stderr]     |         |
Dec 18 12:15:48.464 INFO [stderr]     |         help: remove this `mut`
Dec 18 12:15:48.464 INFO [stderr]     |
Dec 18 12:15:48.465 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 18 12:15:48.465 INFO [stderr] 
Dec 18 12:15:50.519 INFO [stderr] error[E0425]: cannot find function `U64` in this scope
Dec 18 12:15:50.519 INFO [stderr]   --> benches/value.rs:99:31
Dec 18 12:15:50.519 INFO [stderr]    |
Dec 18 12:15:50.519 INFO [stderr] 99 |     let val = Array(vec![Nil, U64(42), F64(3.1415),
Dec 18 12:15:50.519 INFO [stderr]    |                               ^^^ did you mean `F64`?
Dec 18 12:15:50.519 INFO [stderr] 
Dec 18 12:15:50.700 INFO [stderr] error[E0308]: mismatched types
Dec 18 12:15:50.700 INFO [stderr]    --> benches/value.rs:100:16
Dec 18 12:15:50.700 INFO [stderr]     |
Dec 18 12:15:50.700 INFO [stderr] 100 |         String("Lorem ipsum dolor sit amet."), Map(vec![(String("key"), String("value"))])]);
Dec 18 12:15:50.700 INFO [stderr]     |                ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected struct `rmpv::Utf8StringRef`, found reference
Dec 18 12:15:50.700 INFO [stderr]     |
Dec 18 12:15:50.700 INFO [stderr]     = note: expected type `rmpv::Utf8StringRef<'_>`
Dec 18 12:15:50.700 INFO [stderr]                found type `&'static str`
Dec 18 12:15:50.700 INFO [stderr] 
Dec 18 12:15:50.764 INFO [stderr] error[E0308]: mismatched types
Dec 18 12:15:50.764 INFO [stderr]    --> benches/value.rs:100:65
Dec 18 12:15:50.764 INFO [stderr]     |
Dec 18 12:15:50.764 INFO [stderr] 100 |         String("Lorem ipsum dolor sit amet."), Map(vec![(String("key"), String("value"))])]);
Dec 18 12:15:50.764 INFO [stderr]     |                                                                 ^^^^^ expected struct `rmpv::Utf8StringRef`, found reference
Dec 18 12:15:50.764 INFO [stderr]     |
Dec 18 12:15:50.764 INFO [stderr]     = note: expected type `rmpv::Utf8StringRef<'_>`
Dec 18 12:15:50.764 INFO [stderr]                found type `&'static str`
Dec 18 12:15:50.764 INFO [stderr] 
Dec 18 12:15:50.848 INFO [stderr] error[E0308]: mismatched types
Dec 18 12:15:50.848 INFO [stderr]    --> benches/value.rs:100:80
Dec 18 12:15:50.848 INFO [stderr]     |
Dec 18 12:15:50.848 INFO [stderr] 100 |         String("Lorem ipsum dolor sit amet."), Map(vec![(String("key"), String("value"))])]);
Dec 18 12:15:50.848 INFO [stderr]     |                                                                                ^^^^^^^ expected struct `rmpv::Utf8StringRef`, found reference
Dec 18 12:15:50.848 INFO [stderr]     |
Dec 18 12:15:50.848 INFO [stderr]     = note: expected type `rmpv::Utf8StringRef<'_>`
Dec 18 12:15:50.848 INFO [stderr]                found type `&'static str`
Dec 18 12:15:50.848 INFO [stderr] 
Dec 18 12:15:50.852 INFO [stderr] error: aborting due to 4 previous errors
Dec 18 12:15:50.852 INFO [stderr] 
Dec 18 12:15:50.852 INFO [stderr] Some errors occurred: E0308, E0425.
Dec 18 12:15:50.852 INFO [stderr] For more information about an error, try `rustc --explain E0308`.
Dec 18 12:15:50.872 INFO [stderr] error: Could not compile `rmpv`.
Dec 18 12:15:50.872 INFO [stderr] warning: build failed, waiting for other jobs to finish...
Dec 18 12:15:50.979 INFO [stderr] warning: variable does not need to be mutable
Dec 18 12:15:50.979 INFO [stderr]    --> src/decode/value_ref.rs:156:9
Dec 18 12:15:50.979 INFO [stderr]     |
Dec 18 12:15:50.979 INFO [stderr] 156 |     let mut rd = rd;
Dec 18 12:15:50.979 INFO [stderr]     |         ----^^
Dec 18 12:15:50.979 INFO [stderr]     |         |
Dec 18 12:15:50.979 INFO [stderr]     |         help: remove this `mut`
Dec 18 12:15:50.979 INFO [stderr]     |
Dec 18 12:15:50.979 INFO [stderr]     = note: #[warn(unused_mut)] on by default
Dec 18 12:15:50.979 INFO [stderr] 
Dec 18 12:15:51.036 INFO [stderr] error: build failed
Dec 18 12:15:51.309 INFO running `"docker" "inspect" "37dad3aa21a3951cb613b62369f922c4eaf77dd4d8bb91a77d89fce392ee39d1"`
Dec 18 12:15:51.522 INFO running `"docker" "rm" "-f" "37dad3aa21a3951cb613b62369f922c4eaf77dd4d8bb91a77d89fce392ee39d1"`
Dec 18 12:15:51.654 INFO [stdout] 37dad3aa21a3951cb613b62369f922c4eaf77dd4d8bb91a77d89fce392ee39d1