[INFO] fetching crate enigma 0.0.2...
[INFO] extracting crate enigma 0.0.2 into work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/enigma/0.0.2
[INFO] extracting crate enigma 0.0.2 into work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/enigma/0.0.2
[INFO] validating manifest of enigma-0.0.2 on toolchain master#9f06855064ed06a50c496577b21ca50f92a2e67d
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of enigma-0.0.2 on toolchain try#d3301713b54af69ca9de941a8c6b0d8287dbd6df
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing enigma-0.0.2
[INFO] finished frobbing enigma-0.0.2
[INFO] frobbed toml for enigma-0.0.2 written to work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/enigma/0.0.2/Cargo.toml
[INFO] started frobbing enigma-0.0.2
[INFO] finished frobbing enigma-0.0.2
[INFO] frobbed toml for enigma-0.0.2 written to work/ex/pr-61874/sources/try#d3301713b54af69ca9de941a8c6b0d8287dbd6df/reg/enigma/0.0.2/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+d3301713b54af69ca9de941a8c6b0d8287dbd6df-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] checking enigma-0.0.2 against master#9f06855064ed06a50c496577b21ca50f92a2e67d for pr-61874
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61874/worker-6/master#9f06855064ed06a50c496577b21ca50f92a2e67d:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61874/sources/master#9f06855064ed06a50c496577b21ca50f92a2e67d/reg/enigma/0.0.2:/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" "+9f06855064ed06a50c496577b21ca50f92a2e67d-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] c2e5330db62140fb2ae0288953b3d5289af9fae1848c00e5ae606fca38fc9f42
[INFO] running `"docker" "start" "-a" "c2e5330db62140fb2ae0288953b3d5289af9fae1848c00e5ae606fca38fc9f42"`
[INFO] [stderr]     Checking enigma v0.0.2 (/opt/crater/workdir)
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/hashes/md2.rs:96:33
[INFO] [stderr]    |
[INFO] [stderr] 96 |             let n = min(in_len, (16 - self.cur_len));
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Vec` is imported redundantly
[INFO] [stderr]   --> src/hashes/mod.rs:52:13
[INFO] [stderr]    |
[INFO] [stderr] 52 |         use std::vec::Vec;
[INFO] [stderr]    |             ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `input`
[INFO] [stderr]   --> src/hashes/md4.rs:52:29
[INFO] [stderr]    |
[INFO] [stderr] 52 |     fn set_input(&mut self, input: &[u8]) {
[INFO] [stderr]    |                             ^^^^^ help: consider prefixing with an underscore: `_input`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_variables)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around function argument
[INFO] [stderr]   --> src/hashes/md2.rs:96:33
[INFO] [stderr]    |
[INFO] [stderr] 96 |             let n = min(in_len, (16 - self.cur_len));
[INFO] [stderr]    |                                 ^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_parens)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: the item `Vec` is imported redundantly
[INFO] [stderr]   --> src/hashes/mod.rs:52:13
[INFO] [stderr]    |
[INFO] [stderr] 52 |         use std::vec::Vec;
[INFO] [stderr]    |             ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/hashes/mod.rs:91:41
[INFO] [stderr]    |
[INFO] [stderr] 91 |     pub fn perform_hash_test(hash: &mut HashFunction, test: &HashTestCase) {
[INFO] [stderr]    |                                         ^^^^^^^^^^^^ help: use `dyn`: `dyn HashFunction`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no function or associated item named `from_elem` found for type `std::vec::Vec<_>` in the current scope
[INFO] [stderr]   --> src/hashes/mod.rs:96:31
[INFO] [stderr]    |
[INFO] [stderr] 96 |         let mut result = Vec::from_elem(hash.get_output_length(), 0u8);
[INFO] [stderr]    |                               ^^^^^^^^^ function or associated item not found in `std::vec::Vec<_>`
[INFO] [stderr] 
[INFO] [stderr] error[E0599]: no method named `as_slice` found for type `std::string::String` in the current scope
[INFO] [stderr]    --> src/hashes/mod.rs:115:28
[INFO] [stderr]     |
[INFO] [stderr] 115 |         assert!(result_str.as_slice() == test.output_str);
[INFO] [stderr]     |                            ^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to 2 previous errors
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0599`.
[INFO] [stderr] error: Could not compile `enigma`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `"docker" "inspect" "c2e5330db62140fb2ae0288953b3d5289af9fae1848c00e5ae606fca38fc9f42"`
[INFO] running `"docker" "rm" "-f" "c2e5330db62140fb2ae0288953b3d5289af9fae1848c00e5ae606fca38fc9f42"`
[INFO] [stdout] c2e5330db62140fb2ae0288953b3d5289af9fae1848c00e5ae606fca38fc9f42