[INFO] fetching crate iota-conversion 0.2.0...
[INFO] extracting crate iota-conversion 0.2.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/iota-conversion/0.2.0
[INFO] extracting crate iota-conversion 0.2.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/iota-conversion/0.2.0
[INFO] validating manifest of iota-conversion-0.2.0 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 iota-conversion-0.2.0 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 iota-conversion-0.2.0
[INFO] finished frobbing iota-conversion-0.2.0
[INFO] frobbed toml for iota-conversion-0.2.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/iota-conversion/0.2.0/Cargo.toml
[INFO] started frobbing iota-conversion-0.2.0
[INFO] finished frobbing iota-conversion-0.2.0
[INFO] frobbed toml for iota-conversion-0.2.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/iota-conversion/0.2.0/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] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing iota-conversion-0.2.0 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/iota-conversion/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] c18bb9b5b0299ab6641933fd28a81bb94aedfde2f500c53cf564c6a5a282574b
[INFO] running `"docker" "start" "-a" "c18bb9b5b0299ab6641933fd28a81bb94aedfde2f500c53cf564c6a5a282574b"`
[INFO] [stderr]    Compiling iota-conversion v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `"docker" "inspect" "c18bb9b5b0299ab6641933fd28a81bb94aedfde2f500c53cf564c6a5a282574b"`
[INFO] running `"docker" "rm" "-f" "c18bb9b5b0299ab6641933fd28a81bb94aedfde2f500c53cf564c6a5a282574b"`
[INFO] [stdout] c18bb9b5b0299ab6641933fd28a81bb94aedfde2f500c53cf564c6a5a282574b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/iota-conversion/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] dbfcdbb5adaf1ba05638057e5fc9ede2d8464d150449dd9f808b464d244fbbf5
[INFO] running `"docker" "start" "-a" "dbfcdbb5adaf1ba05638057e5fc9ede2d8464d150449dd9f808b464d244fbbf5"`
[INFO] [stderr]    Compiling iota-conversion v0.2.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `"docker" "inspect" "dbfcdbb5adaf1ba05638057e5fc9ede2d8464d150449dd9f808b464d244fbbf5"`
[INFO] running `"docker" "rm" "-f" "dbfcdbb5adaf1ba05638057e5fc9ede2d8464d150449dd9f808b464d244fbbf5"`
[INFO] [stdout] dbfcdbb5adaf1ba05638057e5fc9ede2d8464d150449dd9f808b464d244fbbf5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/iota-conversion/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] e408ad0098a352be8cac1ab24522805ab8f9a56d1bccb282ff20d2cbf9a60eaa
[INFO] running `"docker" "start" "-a" "e408ad0098a352be8cac1ab24522805ab8f9a56d1bccb282ff20d2cbf9a60eaa"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/iota_conversion-70970f45d314c23e
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test trytes_converter::tests::should_convert_string_to_trytes ... ok
[INFO] [stdout] test trytes_converter::tests::should_convert_trytes_to_string ... ok
[INFO] [stdout] test unit_converter::tests::test_convert_raw_iota_amount_to_display_text ... ok
[INFO] [stdout] test unit_converter::tests::test_find_optimize_unit_to_display ... ok
[INFO] [stdout] test unit_converter::tests::test_convert_unit_ti_to_pi ... ok
[INFO] [stdout] test unit_converter::tests::test_convert_unit_gi_to_ti ... ok
[INFO] [stdout] test unit_converter::tests::test_convert_unit_ki_to_mi ... ok
[INFO] [stdout] test unit_converter::tests::test_convert_unit_mi_to_gi ... ok
[INFO] [stdout] test unit_converter::tests::test_convert_unit_i_to_ki ... ok
[INFO] [stdout] test trytes_converter::tests::should_convert_back_and_forth ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests iota_conversion
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test unit_converter.rs - unit_converter::convert_raw_iota_amount_to_display_text (line 28) ... ok
[INFO] [stdout] test unit_converter.rs - unit_converter::convert_amount_to (line 58) ... ok
[INFO] [stdout] test unit_converter.rs - unit_converter::convert_units (line 8) ... ok
[INFO] [stdout] test unit_converter.rs - unit_converter::find_optimal_iota_unit_to_display (line 72) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "e408ad0098a352be8cac1ab24522805ab8f9a56d1bccb282ff20d2cbf9a60eaa"`
[INFO] running `"docker" "rm" "-f" "e408ad0098a352be8cac1ab24522805ab8f9a56d1bccb282ff20d2cbf9a60eaa"`
[INFO] [stdout] e408ad0098a352be8cac1ab24522805ab8f9a56d1bccb282ff20d2cbf9a60eaa