[INFO] updating cached repository buttercup/crypto
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/buttercup/crypto
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/buttercup/crypto" "work/ex/beta-1.38-1/sources/1.37.0/gh/buttercup/crypto"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/buttercup/crypto'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/buttercup/crypto" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/buttercup/crypto"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/buttercup/crypto'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 58f4e97841148a4a373372e2db060acc83c1c28f
[INFO] sha for GitHub repo buttercup/crypto: 58f4e97841148a4a373372e2db060acc83c1c28f
[INFO] validating manifest of buttercup/crypto 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 buttercup/crypto 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 buttercup/crypto
[INFO] finished frobbing buttercup/crypto
[INFO] frobbed toml for buttercup/crypto written to work/ex/beta-1.38-1/sources/1.37.0/gh/buttercup/crypto/Cargo.toml
[INFO] started frobbing buttercup/crypto
[INFO] finished frobbing buttercup/crypto
[INFO] frobbed toml for buttercup/crypto written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/buttercup/crypto/Cargo.toml
[INFO] crate buttercup/crypto already has a lockfile, it will not be regenerated
[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 buttercup/crypto 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-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/buttercup/crypto:/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] a06a4dac3bb0826a1afd631d34adecefb73e1f291e75c96ad6b005d48cde51bc
[INFO] running `"docker" "start" "-a" "a06a4dac3bb0826a1afd631d34adecefb73e1f291e75c96ad6b005d48cde51bc"`
[INFO] [stderr]    Compiling block-padding v0.1.0
[INFO] [stderr]    Compiling base64 v0.5.2
[INFO] [stderr]    Compiling digest v0.7.2
[INFO] [stderr]    Compiling block-cipher-trait v0.5.0
[INFO] [stderr]    Compiling crypto-mac v0.6.0
[INFO] [stderr]    Compiling sha2 v0.7.1
[INFO] [stderr]    Compiling aes-soft v0.1.0
[INFO] [stderr]    Compiling hmac v0.6.2
[INFO] [stderr]    Compiling pbkdf2 v0.2.0
[INFO] [stderr]    Compiling block-modes v0.1.0
[INFO] [stderr]    Compiling buttercup-crypto v0.4.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.74s
[INFO] running `"docker" "inspect" "a06a4dac3bb0826a1afd631d34adecefb73e1f291e75c96ad6b005d48cde51bc"`
[INFO] running `"docker" "rm" "-f" "a06a4dac3bb0826a1afd631d34adecefb73e1f291e75c96ad6b005d48cde51bc"`
[INFO] [stdout] a06a4dac3bb0826a1afd631d34adecefb73e1f291e75c96ad6b005d48cde51bc
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/buttercup/crypto:/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" "test" "--frozen" "--no-run"`
[INFO] [stdout] 6ff4b8b37c392634b7fa8b56ac5c89c2fd8087086a1afb619651a191fdf02941
[INFO] running `"docker" "start" "-a" "6ff4b8b37c392634b7fa8b56ac5c89c2fd8087086a1afb619651a191fdf02941"`
[INFO] [stderr]    Compiling buttercup-crypto v0.4.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.05s
[INFO] running `"docker" "inspect" "6ff4b8b37c392634b7fa8b56ac5c89c2fd8087086a1afb619651a191fdf02941"`
[INFO] running `"docker" "rm" "-f" "6ff4b8b37c392634b7fa8b56ac5c89c2fd8087086a1afb619651a191fdf02941"`
[INFO] [stdout] 6ff4b8b37c392634b7fa8b56ac5c89c2fd8087086a1afb619651a191fdf02941
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/buttercup/crypto:/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" "test" "--frozen"`
[INFO] [stdout] 806f3582467e19b60d826bcd8b668b39eecefc37b42509bc08f6d2dee83d369d
[INFO] running `"docker" "start" "-a" "806f3582467e19b60d826bcd8b668b39eecefc37b42509bc08f6d2dee83d369d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/buttercup_crypto-7940a7ce51171886
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test encryption::cbc::cbc_decryption_test ... ok
[INFO] [stdout] test encryption::cbc::cbc_encryption_test ... ok
[INFO] [stdout] test random::random_string_test ... ok
[INFO] [stdout] test random::random_iv_test ... ok
[INFO] [stderr]    Doc-tests buttercup-crypto
[INFO] [stdout] test derivation::pbkdf2_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 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" "806f3582467e19b60d826bcd8b668b39eecefc37b42509bc08f6d2dee83d369d"`
[INFO] running `"docker" "rm" "-f" "806f3582467e19b60d826bcd8b668b39eecefc37b42509bc08f6d2dee83d369d"`
[INFO] [stdout] 806f3582467e19b60d826bcd8b668b39eecefc37b42509bc08f6d2dee83d369d