[INFO] crate drone-stm32-svd 0.8.3 is already in cache
[INFO] extracting crate drone-stm32-svd 0.8.3 into work/ex/beta-1.38-1/sources/1.37.0/reg/drone-stm32-svd/0.8.3
[INFO] extracting crate drone-stm32-svd 0.8.3 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/drone-stm32-svd/0.8.3
[INFO] validating manifest of drone-stm32-svd-0.8.3 on toolchain 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of drone-stm32-svd-0.8.3 on toolchain beta-2019-08-13
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing drone-stm32-svd-0.8.3
[INFO] finished frobbing drone-stm32-svd-0.8.3
[INFO] frobbed toml for drone-stm32-svd-0.8.3 written to work/ex/beta-1.38-1/sources/1.37.0/reg/drone-stm32-svd/0.8.3/Cargo.toml
[INFO] started frobbing drone-stm32-svd-0.8.3
[INFO] finished frobbing drone-stm32-svd-0.8.3
[INFO] frobbed toml for drone-stm32-svd-0.8.3 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/drone-stm32-svd/0.8.3/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing drone-stm32-svd-0.8.3 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/drone-stm32-svd/0.8.3:/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=warn" "-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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 11b1250a18c07da82bfdfbb154123a25fdb61789da0bd3a505d88ddd78c88a3b
[INFO] running `"docker" "start" "-a" "11b1250a18c07da82bfdfbb154123a25fdb61789da0bd3a505d88ddd78c88a3b"`
[INFO] [stderr]    Compiling xml-rs v0.3.6
[INFO] [stderr]    Compiling drone-mirror-failure v0.1.2
[INFO] [stderr]    Compiling serde-xml-rs v0.2.1
[INFO] [stderr]    Compiling drone-stm32-svd v0.8.3 (/opt/crater/workdir)
[INFO] [stderr] error[E0554]: #![feature] may not be used on the stable release channel
[INFO] [stderr]  --> src/lib.rs:5:1
[INFO] [stderr]   |
[INFO] [stderr] 5 | #![feature(range_contains)]
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'failure::core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]    --> src/device.rs:314:13
[INFO] [stderr]     |
[INFO] [stderr] 314 |   let s = s.trim_left_matches("0x").trim_left_matches("0X");
[INFO] [stderr]     |             ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(deprecated)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'failure::core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]    --> src/device.rs:314:37
[INFO] [stderr]     |
[INFO] [stderr] 314 |   let s = s.trim_left_matches("0x").trim_left_matches("0X");
[INFO] [stderr]     |                                     ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0554`.
[INFO] [stderr] error: Could not compile `drone-stm32-svd`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "11b1250a18c07da82bfdfbb154123a25fdb61789da0bd3a505d88ddd78c88a3b"`
[INFO] running `"docker" "rm" "-f" "11b1250a18c07da82bfdfbb154123a25fdb61789da0bd3a505d88ddd78c88a3b"`
[INFO] [stdout] 11b1250a18c07da82bfdfbb154123a25fdb61789da0bd3a505d88ddd78c88a3b