[INFO] crate cryptopals 0.1.0 is already in cache
[INFO] extracting crate cryptopals 0.1.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/cryptopals/0.1.0
[INFO] extracting crate cryptopals 0.1.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cryptopals/0.1.0
[INFO] validating manifest of cryptopals-0.1.0 on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of cryptopals-0.1.0 on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing cryptopals-0.1.0
[INFO] finished frobbing cryptopals-0.1.0
[INFO] frobbed toml for cryptopals-0.1.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/cryptopals/0.1.0/Cargo.toml
[INFO] started frobbing cryptopals-0.1.0
[INFO] finished frobbing cryptopals-0.1.0
[INFO] frobbed toml for cryptopals-0.1.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cryptopals/0.1.0/Cargo.toml
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing cryptopals-0.1.0 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cryptopals/0.1.0:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 699a82e82cd5fbc87e6b63ef83bb15d9d87d3ba9bef6d21c45efa824da2965dc
[INFO] running `"docker" "start" "-a" "699a82e82cd5fbc87e6b63ef83bb15d9d87d3ba9bef6d21c45efa824da2965dc"`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling cryptopals v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `to_bytes`
[INFO] [stderr]  --> src/basics.rs:6:5
[INFO] [stderr]   |
[INFO] [stderr] 6 |     pub fn to_bytes(hex: &String) -> Vec<u8> {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `to_hex`
[INFO] [stderr]   --> src/basics.rs:21:5
[INFO] [stderr]    |
[INFO] [stderr] 21 |     pub fn to_hex(bytes: Vec<u8>) -> String {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `hex_to_base64`
[INFO] [stderr]   --> src/basics.rs:29:5
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn hex_to_base64(hex: &String) -> String {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `xor`
[INFO] [stderr]   --> src/basics.rs:36:5
[INFO] [stderr]    |
[INFO] [stderr] 36 |     pub fn xor(a: &Vec<u8>, b: &Vec<u8>) -> Vec<u8> {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `"docker" "inspect" "699a82e82cd5fbc87e6b63ef83bb15d9d87d3ba9bef6d21c45efa824da2965dc"`
[INFO] running `"docker" "rm" "-f" "699a82e82cd5fbc87e6b63ef83bb15d9d87d3ba9bef6d21c45efa824da2965dc"`
[INFO] [stdout] 699a82e82cd5fbc87e6b63ef83bb15d9d87d3ba9bef6d21c45efa824da2965dc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cryptopals/0.1.0:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] dc5b28bfea231d11e93ef8fdf0c27dbee40a263a503854ba4cd7ec4e960c9f1b
[INFO] running `"docker" "start" "-a" "dc5b28bfea231d11e93ef8fdf0c27dbee40a263a503854ba4cd7ec4e960c9f1b"`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling cryptopals v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `"docker" "inspect" "dc5b28bfea231d11e93ef8fdf0c27dbee40a263a503854ba4cd7ec4e960c9f1b"`
[INFO] running `"docker" "rm" "-f" "dc5b28bfea231d11e93ef8fdf0c27dbee40a263a503854ba4cd7ec4e960c9f1b"`
[INFO] [stdout] dc5b28bfea231d11e93ef8fdf0c27dbee40a263a503854ba4cd7ec4e960c9f1b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cryptopals/0.1.0:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] f7904bfe4d4d3444cdef09200015474fe13b44c0327c4b541de2add9c82cbac2
[INFO] running `"docker" "start" "-a" "f7904bfe4d4d3444cdef09200015474fe13b44c0327c4b541de2add9c82cbac2"`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cryptopals-5a66b79cd20f6563
[INFO] [stdout] running 2 tests
[INFO] [stderr]    Doc-tests cryptopals
[INFO] [stdout] test basics::basics_tests::hex_to_base64_test ... ok
[INFO] [stdout] test basics::basics_tests::xor_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "f7904bfe4d4d3444cdef09200015474fe13b44c0327c4b541de2add9c82cbac2"`
[INFO] running `"docker" "rm" "-f" "f7904bfe4d4d3444cdef09200015474fe13b44c0327c4b541de2add9c82cbac2"`
[INFO] [stdout] f7904bfe4d4d3444cdef09200015474fe13b44c0327c4b541de2add9c82cbac2