[INFO] crate iota-crypto 0.2.0 is already in cache
[INFO] extracting crate iota-crypto 0.2.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/iota-crypto/0.2.0
[INFO] extracting crate iota-crypto 0.2.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/iota-crypto/0.2.0
[INFO] validating manifest of iota-crypto-0.2.0 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 iota-crypto-0.2.0 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 iota-crypto-0.2.0
[INFO] finished frobbing iota-crypto-0.2.0
[INFO] frobbed toml for iota-crypto-0.2.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/iota-crypto/0.2.0/Cargo.toml
[INFO] started frobbing iota-crypto-0.2.0
[INFO] finished frobbing iota-crypto-0.2.0
[INFO] frobbed toml for iota-crypto-0.2.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/iota-crypto/0.2.0/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] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing iota-crypto-0.2.0 against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/iota-crypto/0.2.0:/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=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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] e276a19d46ecc08b79f1a200a4e535088e4f5a4b593594ace4114bf938b68134
[INFO] running `"docker" "start" "-a" "e276a19d46ecc08b79f1a200a4e535088e4f5a4b593594ace4114bf938b68134"`
[INFO] [stderr]    Compiling iota-crypto v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: constant item is never used: `NUMBER_OF_FRAGMENT_CHUNKS`
[INFO] [stderr]   --> iss.rs:11:1
[INFO] [stderr]    |
[INFO] [stderr] 11 | pub const NUMBER_OF_FRAGMENT_CHUNKS: usize = 27;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `FRAGMENT_LENGTH`
[INFO] [stderr]   --> iss.rs:13:1
[INFO] [stderr]    |
[INFO] [stderr] 13 | pub const FRAGMENT_LENGTH: usize = HASH_LENGTH * NUMBER_OF_FRAGMENT_CHUNKS;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `NUMBER_OF_SECURITY_LEVELS`
[INFO] [stderr]   --> iss.rs:15:1
[INFO] [stderr]    |
[INFO] [stderr] 15 | pub const NUMBER_OF_SECURITY_LEVELS: usize = 3;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `TRYTE_WIDTH`
[INFO] [stderr]   --> iss.rs:17:1
[INFO] [stderr]    |
[INFO] [stderr] 17 | pub const TRYTE_WIDTH: usize = 3;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: constant item is never used: `NORMALIZED_FRAGMENT_LENGTH`
[INFO] [stderr]   --> iss.rs:19:1
[INFO] [stderr]    |
[INFO] [stderr] 19 | pub const NORMALIZED_FRAGMENT_LENGTH: usize = HASH_LENGTH / TRYTE_WIDTH / NUMBER_OF_SECURITY_LEVELS;
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `subseed`
[INFO] [stderr]   --> iss.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | pub fn subseed(mode: HashMode, seed: &[i8], index: usize) -> Result<[i8; HASH_LENGTH]> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `key`
[INFO] [stderr]   --> iss.rs:48:1
[INFO] [stderr]    |
[INFO] [stderr] 48 | pub fn key(mode: HashMode, subseed: &mut [i8], number_of_fragments: usize) -> Result<Vec<i8>> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `digests`
[INFO] [stderr]   --> iss.rs:65:1
[INFO] [stderr]    |
[INFO] [stderr] 65 | pub fn digests(mode: HashMode, key: &[i8]) -> Result<Vec<i8>> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `digests_helper`
[INFO] [stderr]   --> iss.rs:83:1
[INFO] [stderr]    |
[INFO] [stderr] 83 | fn digests_helper(hash: &mut impl Sponge, key: &[i8]) -> Result<Vec<i8>> {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `address`
[INFO] [stderr]    --> iss.rs:107:1
[INFO] [stderr]     |
[INFO] [stderr] 107 | pub fn address(mode: HashMode, digests: &mut [i8]) -> Result<[i8; HASH_LENGTH]> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `normalized_bundle`
[INFO] [stderr]    --> iss.rs:121:1
[INFO] [stderr]     |
[INFO] [stderr] 121 | pub fn normalized_bundle(bundle: &[i8]) -> Result<[i8; HASH_LENGTH / TRYTE_WIDTH]> {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `normalized_bundle_in_place`
[INFO] [stderr]    --> iss.rs:136:1
[INFO] [stderr]     |
[INFO] [stderr] 136 | pub fn normalized_bundle_in_place(bundle: &[i8], normalized_bundle: &mut [i8]) {
[INFO] [stderr]     | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `signature_fragment`
[INFO] [stderr]    --> iss.rs:183:1
[INFO] [stderr]     |
[INFO] [stderr] 183 | / pub fn signature_fragment(
[INFO] [stderr] 184 | |     mode: HashMode,
[INFO] [stderr] 185 | |     normalized_bundle_fragment: &[i8],
[INFO] [stderr] 186 | |     key_fragment: &[i8],
[INFO] [stderr] ...   |
[INFO] [stderr] 217 | |     Ok(signature_fragment)
[INFO] [stderr] 218 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `signature_fragment_helper`
[INFO] [stderr]    --> iss.rs:220:1
[INFO] [stderr]     |
[INFO] [stderr] 220 | / fn signature_fragment_helper(
[INFO] [stderr] 221 | |     hash: &mut impl Sponge,
[INFO] [stderr] 222 | |     normalized_bundle_fragment: &[i8],
[INFO] [stderr] 223 | |     out: &mut [i8],
[INFO] [stderr] ...   |
[INFO] [stderr] 237 | |     Ok(())
[INFO] [stderr] 238 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `digest`
[INFO] [stderr]    --> iss.rs:245:1
[INFO] [stderr]     |
[INFO] [stderr] 245 | / pub fn digest(
[INFO] [stderr] 246 | |     mode: HashMode,
[INFO] [stderr] 247 | |     normalized_bundle_fragment: &[i8],
[INFO] [stderr] 248 | |     signature_fragment: &[i8],
[INFO] [stderr] ...   |
[INFO] [stderr] 281 | |     Ok(digest)
[INFO] [stderr] 282 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `digest_in_place`
[INFO] [stderr]    --> iss.rs:290:1
[INFO] [stderr]     |
[INFO] [stderr] 290 | / pub fn digest_in_place(
[INFO] [stderr] 291 | |     hash: &mut impl Sponge,
[INFO] [stderr] 292 | |     normalized_bundle_fragment: &[i8],
[INFO] [stderr] 293 | |     signature_fragment: &[i8],
[INFO] [stderr] ...   |
[INFO] [stderr] 312 | |     Ok(())
[INFO] [stderr] 313 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_merkle_root`
[INFO] [stderr]    --> iss.rs:323:1
[INFO] [stderr]     |
[INFO] [stderr] 323 | / pub fn get_merkle_root(
[INFO] [stderr] 324 | |     mode: HashMode,
[INFO] [stderr] 325 | |     hash: &[i8],
[INFO] [stderr] 326 | |     trits: &mut [i8],
[INFO] [stderr] ...   |
[INFO] [stderr] 340 | |     }
[INFO] [stderr] 341 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_merkle_root_helper`
[INFO] [stderr]    --> iss.rs:343:1
[INFO] [stderr]     |
[INFO] [stderr] 343 | / fn get_merkle_root_helper(
[INFO] [stderr] 344 | |     curl: &mut impl Sponge,
[INFO] [stderr] 345 | |     hash: &[i8],
[INFO] [stderr] 346 | |     trits: &[i8],
[INFO] [stderr] ...   |
[INFO] [stderr] 371 | |     Ok(tmp)
[INFO] [stderr] 372 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `trit_state`
[INFO] [stderr]    --> kerl.rs:124:5
[INFO] [stderr]     |
[INFO] [stderr] 124 |     fn trit_state(&self) -> &[i8] {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `trit_state_mut`
[INFO] [stderr]    --> kerl.rs:127:5
[INFO] [stderr]     |
[INFO] [stderr] 127 |     fn trit_state_mut(&mut self) -> &mut [i8] {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.49s
[INFO] running `"docker" "inspect" "e276a19d46ecc08b79f1a200a4e535088e4f5a4b593594ace4114bf938b68134"`
[INFO] running `"docker" "rm" "-f" "e276a19d46ecc08b79f1a200a4e535088e4f5a4b593594ace4114bf938b68134"`
[INFO] [stdout] e276a19d46ecc08b79f1a200a4e535088e4f5a4b593594ace4114bf938b68134
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/iota-crypto/0.2.0:/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=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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 141e56e25d15e5623d149de41b342329e50889151349c76587c041fea5e4b03d
[INFO] running `"docker" "start" "-a" "141e56e25d15e5623d149de41b342329e50889151349c76587c041fea5e4b03d"`
[INFO] [stderr]    Compiling iota-crypto v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `get_merkle_root`
[INFO] [stderr]    --> iss.rs:323:1
[INFO] [stderr]     |
[INFO] [stderr] 323 | / pub fn get_merkle_root(
[INFO] [stderr] 324 | |     mode: HashMode,
[INFO] [stderr] 325 | |     hash: &[i8],
[INFO] [stderr] 326 | |     trits: &mut [i8],
[INFO] [stderr] ...   |
[INFO] [stderr] 340 | |     }
[INFO] [stderr] 341 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `get_merkle_root_helper`
[INFO] [stderr]    --> iss.rs:343:1
[INFO] [stderr]     |
[INFO] [stderr] 343 | / fn get_merkle_root_helper(
[INFO] [stderr] 344 | |     curl: &mut impl Sponge,
[INFO] [stderr] 345 | |     hash: &[i8],
[INFO] [stderr] 346 | |     trits: &[i8],
[INFO] [stderr] ...   |
[INFO] [stderr] 371 | |     Ok(tmp)
[INFO] [stderr] 372 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `trit_state`
[INFO] [stderr]    --> kerl.rs:124:5
[INFO] [stderr]     |
[INFO] [stderr] 124 |     fn trit_state(&self) -> &[i8] {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `trit_state_mut`
[INFO] [stderr]    --> kerl.rs:127:5
[INFO] [stderr]     |
[INFO] [stderr] 127 |     fn trit_state_mut(&mut self) -> &mut [i8] {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.58s
[INFO] running `"docker" "inspect" "141e56e25d15e5623d149de41b342329e50889151349c76587c041fea5e4b03d"`
[INFO] running `"docker" "rm" "-f" "141e56e25d15e5623d149de41b342329e50889151349c76587c041fea5e4b03d"`
[INFO] [stdout] 141e56e25d15e5623d149de41b342329e50889151349c76587c041fea5e4b03d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/iota-crypto/0.2.0:/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=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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 4d4266f9467a84b9a9830c7f013ffbd7823e415cddb81ef4436595acb996e044
[INFO] running `"docker" "start" "-a" "4d4266f9467a84b9a9830c7f013ffbd7823e415cddb81ef4436595acb996e044"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/iota_crypto-e0ad9df4937b73b3
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test kerl::tests::kerl_multi_squeeze ... ok
[INFO] [stdout] test kerl::tests::kerl_multi_squeeze_multi_absorb ... ok
[INFO] [stdout] test kerl::tests::kerl_one_absorb ... ok
[INFO] [stdout] test curl::tests::test_curl_works ... ok
[INFO] [stdout] test iss::tests::address_generation_kerl ... ok
[INFO] [stdout] test iss::tests::resolve_signature_curl ... ok
[INFO] [stdout] test iss::tests::address_generation_curl ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests iota_crypto
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test kerl.rs - kerl::Kerl (line 39) ... ok
[INFO] [stdout] test curl.rs - curl::Curl (line 14) ... ok
[INFO] [stdout] test lib.rs - hash_with_mode (line 59) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "4d4266f9467a84b9a9830c7f013ffbd7823e415cddb81ef4436595acb996e044"`
[INFO] running `"docker" "rm" "-f" "4d4266f9467a84b9a9830c7f013ffbd7823e415cddb81ef4436595acb996e044"`
[INFO] [stdout] 4d4266f9467a84b9a9830c7f013ffbd7823e415cddb81ef4436595acb996e044