Dec 18 09:24:15.435 INFO checking waveform-0.3.2 against try#0b8c5828f68d7b2840b81fa51239346dc97fef5a for pr-54252
Dec 18 09:24:15.436 INFO running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-54252/worker-5/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-54252/sources/try#0b8c5828f68d7b2840b81fa51239346dc97fef5a/reg/waveform/0.3.2:/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 09:24:15.900 INFO [stdout] 7aa9af7528bf63408b243ac4141a58789ce3a7a78ab03394f2a369286bcbcfbe
Dec 18 09:24:15.908 INFO running `"docker" "start" "-a" "7aa9af7528bf63408b243ac4141a58789ce3a7a78ab03394f2a369286bcbcfbe"`
Dec 18 09:24:17.123 INFO [stderr]     Checking rlibc v1.0.0
Dec 18 09:24:17.313 INFO [stderr]     Checking waveform v0.3.2 (/opt/crater/workdir)
Dec 18 09:24:17.738 INFO [stderr] warning: unused variable: `c1_is_scalar`
Dec 18 09:24:17.738 INFO [stderr]   --> src/misc.rs:32:17
Dec 18 09:24:17.738 INFO [stderr]    |
Dec 18 09:24:17.738 INFO [stderr] 32 |         let mut c1_is_scalar = false;
Dec 18 09:24:17.738 INFO [stderr]    |                 ^^^^^^^^^^^^ help: consider using `_c1_is_scalar` instead
Dec 18 09:24:17.738 INFO [stderr]    |
Dec 18 09:24:17.738 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 09:24:17.738 INFO [stderr] 
Dec 18 09:24:17.738 INFO [stderr] warning: unused variable: `c2_is_scalar`
Dec 18 09:24:17.738 INFO [stderr]   --> src/misc.rs:33:17
Dec 18 09:24:17.738 INFO [stderr]    |
Dec 18 09:24:17.738 INFO [stderr] 33 |         let mut c2_is_scalar = false;
Dec 18 09:24:17.738 INFO [stderr]    |                 ^^^^^^^^^^^^ help: consider using `_c2_is_scalar` instead
Dec 18 09:24:17.738 INFO [stderr] 
Dec 18 09:24:17.744 INFO [stderr] warning: variable does not need to be mutable
Dec 18 09:24:17.744 INFO [stderr]   --> src/misc.rs:32:13
Dec 18 09:24:17.744 INFO [stderr]    |
Dec 18 09:24:17.744 INFO [stderr] 32 |         let mut c1_is_scalar = false;
Dec 18 09:24:17.744 INFO [stderr]    |             ----^^^^^^^^^^^^
Dec 18 09:24:17.744 INFO [stderr]    |             |
Dec 18 09:24:17.744 INFO [stderr]    |             help: remove this `mut`
Dec 18 09:24:17.744 INFO [stderr]    |
Dec 18 09:24:17.744 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 09:24:17.744 INFO [stderr] 
Dec 18 09:24:17.744 INFO [stderr] warning: variable does not need to be mutable
Dec 18 09:24:17.744 INFO [stderr]   --> src/misc.rs:33:13
Dec 18 09:24:17.744 INFO [stderr]    |
Dec 18 09:24:17.744 INFO [stderr] 33 |         let mut c2_is_scalar = false;
Dec 18 09:24:17.744 INFO [stderr]    |             ----^^^^^^^^^^^^
Dec 18 09:24:17.744 INFO [stderr]    |             |
Dec 18 09:24:17.744 INFO [stderr]    |             help: remove this `mut`
Dec 18 09:24:17.744 INFO [stderr] 
Dec 18 09:24:17.811 INFO [stderr] warning: unused variable: `c1_is_scalar`
Dec 18 09:24:17.811 INFO [stderr]   --> src/misc.rs:32:17
Dec 18 09:24:17.811 INFO [stderr]    |
Dec 18 09:24:17.811 INFO [stderr] 32 |         let mut c1_is_scalar = false;
Dec 18 09:24:17.811 INFO [stderr]    |                 ^^^^^^^^^^^^ help: consider using `_c1_is_scalar` instead
Dec 18 09:24:17.811 INFO [stderr]    |
Dec 18 09:24:17.811 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 09:24:17.811 INFO [stderr] 
Dec 18 09:24:17.811 INFO [stderr] warning: unused variable: `c2_is_scalar`
Dec 18 09:24:17.811 INFO [stderr]   --> src/misc.rs:33:17
Dec 18 09:24:17.811 INFO [stderr]    |
Dec 18 09:24:17.811 INFO [stderr] 33 |         let mut c2_is_scalar = false;
Dec 18 09:24:17.811 INFO [stderr]    |                 ^^^^^^^^^^^^ help: consider using `_c2_is_scalar` instead
Dec 18 09:24:17.811 INFO [stderr] 
Dec 18 09:24:17.820 INFO [stderr] warning: variable does not need to be mutable
Dec 18 09:24:17.820 INFO [stderr]   --> src/misc.rs:32:13
Dec 18 09:24:17.820 INFO [stderr]    |
Dec 18 09:24:17.820 INFO [stderr] 32 |         let mut c1_is_scalar = false;
Dec 18 09:24:17.820 INFO [stderr]    |             ----^^^^^^^^^^^^
Dec 18 09:24:17.820 INFO [stderr]    |             |
Dec 18 09:24:17.820 INFO [stderr]    |             help: remove this `mut`
Dec 18 09:24:17.820 INFO [stderr]    |
Dec 18 09:24:17.820 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 09:24:17.820 INFO [stderr] 
Dec 18 09:24:17.820 INFO [stderr] warning: variable does not need to be mutable
Dec 18 09:24:17.820 INFO [stderr]   --> src/misc.rs:33:13
Dec 18 09:24:17.820 INFO [stderr]    |
Dec 18 09:24:17.820 INFO [stderr] 33 |         let mut c2_is_scalar = false;
Dec 18 09:24:17.820 INFO [stderr]    |             ----^^^^^^^^^^^^
Dec 18 09:24:17.820 INFO [stderr]    |             |
Dec 18 09:24:17.820 INFO [stderr]    |             help: remove this `mut`
Dec 18 09:24:17.820 INFO [stderr] 
Dec 18 09:24:18.240 INFO [stderr] warning: unused variable: `vec`
Dec 18 09:24:18.240 INFO [stderr]   --> examples/multi.rs:85:13
Dec 18 09:24:18.240 INFO [stderr]    |
Dec 18 09:24:18.240 INFO [stderr] 85 |     let mut vec: Vec<u8> =
Dec 18 09:24:18.240 INFO [stderr]    |             ^^^ help: consider using `_vec` instead
Dec 18 09:24:18.240 INFO [stderr]    |
Dec 18 09:24:18.240 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 09:24:18.240 INFO [stderr] 
Dec 18 09:24:18.240 INFO [stderr] warning: variable does not need to be mutable
Dec 18 09:24:18.240 INFO [stderr]   --> examples/multi.rs:85:9
Dec 18 09:24:18.240 INFO [stderr]    |
Dec 18 09:24:18.240 INFO [stderr] 85 |     let mut vec: Vec<u8> =
Dec 18 09:24:18.241 INFO [stderr]    |         ----^^^
Dec 18 09:24:18.241 INFO [stderr]    |         |
Dec 18 09:24:18.241 INFO [stderr]    |         help: remove this `mut`
Dec 18 09:24:18.241 INFO [stderr]    |
Dec 18 09:24:18.241 INFO [stderr]    = note: #[warn(unused_mut)] on by default
Dec 18 09:24:18.241 INFO [stderr] 
Dec 18 09:24:18.320 INFO [stderr] warning: unused variable: `vec`
Dec 18 09:24:18.320 INFO [stderr]   --> examples/binned.rs:86:9
Dec 18 09:24:18.320 INFO [stderr]    |
Dec 18 09:24:18.320 INFO [stderr] 86 |     let vec: Vec<u8> =
Dec 18 09:24:18.320 INFO [stderr]    |         ^^^ help: consider using `_vec` instead
Dec 18 09:24:18.320 INFO [stderr]    |
Dec 18 09:24:18.320 INFO [stderr]    = note: #[warn(unused_variables)] on by default
Dec 18 09:24:18.320 INFO [stderr] 
Dec 18 09:24:18.352 INFO [stderr] error: no variant `RGBA` on enum `waveform::Color`
Dec 18 09:24:18.352 INFO [stderr]   --> benches/render.rs:23:9
Dec 18 09:24:18.352 INFO [stderr]    |
Dec 18 09:24:18.352 INFO [stderr] 23 |         Color::RGBA {
Dec 18 09:24:18.352 INFO [stderr]    |         ^^^^^^^^^^^ unknown variant
Dec 18 09:24:18.352 INFO [stderr] 
Dec 18 09:24:18.352 INFO [stderr] error: no variant `RGBA` on enum `waveform::Color`
Dec 18 09:24:18.352 INFO [stderr]   --> benches/render.rs:29:9
Dec 18 09:24:18.352 INFO [stderr]    |
Dec 18 09:24:18.352 INFO [stderr] 29 |         Color::RGBA {
Dec 18 09:24:18.352 INFO [stderr]    |         ^^^^^^^^^^^ unknown variant
Dec 18 09:24:18.352 INFO [stderr] 
Dec 18 09:24:18.390 INFO [stderr] error: aborting due to 2 previous errors
Dec 18 09:24:18.390 INFO [stderr] 
Dec 18 09:24:18.409 INFO [stderr] error: Could not compile `waveform`.
Dec 18 09:24:18.409 INFO [stderr] 
Dec 18 09:24:18.409 INFO [stderr] To learn more, run the command again with --verbose.
Dec 18 09:24:19.333 INFO running `"docker" "inspect" "7aa9af7528bf63408b243ac4141a58789ce3a7a78ab03394f2a369286bcbcfbe"`
Dec 18 09:24:19.670 INFO running `"docker" "rm" "-f" "7aa9af7528bf63408b243ac4141a58789ce3a7a78ab03394f2a369286bcbcfbe"`
Dec 18 09:24:20.056 INFO [stdout] 7aa9af7528bf63408b243ac4141a58789ce3a7a78ab03394f2a369286bcbcfbe