[INFO] fetching crate minifier 0.0.33...
[INFO] extracting crate minifier 0.0.33 into work/ex/beta-1.37-6/sources/1.36.0/reg/minifier/0.0.33
[INFO] extracting crate minifier 0.0.33 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/minifier/0.0.33
[INFO] validating manifest of minifier-0.0.33 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 minifier-0.0.33 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 minifier-0.0.33
[INFO] finished frobbing minifier-0.0.33
[INFO] frobbed toml for minifier-0.0.33 written to work/ex/beta-1.37-6/sources/1.36.0/reg/minifier/0.0.33/Cargo.toml
[INFO] started frobbing minifier-0.0.33
[INFO] finished frobbing minifier-0.0.33
[INFO] frobbed toml for minifier-0.0.33 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/minifier/0.0.33/Cargo.toml
[INFO] crate minifier-0.0.33 already has a lockfile, it will not be regenerated
[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 minifier-0.0.33 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-1/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/minifier/0.0.33:/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] c993f15a2b22dfc00f35c53c89ecd8c247e08e0ca22a518d3ee59e09d28400c7
[INFO] running `"docker" "start" "-a" "c993f15a2b22dfc00f35c53c89ecd8c247e08e0ca22a518d3ee59e09d28400c7"`
[INFO] [stderr]    Compiling macro-utils v0.1.2
[INFO] [stderr]    Compiling minifier v0.0.33 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.01s
[INFO] running `"docker" "inspect" "c993f15a2b22dfc00f35c53c89ecd8c247e08e0ca22a518d3ee59e09d28400c7"`
[INFO] running `"docker" "rm" "-f" "c993f15a2b22dfc00f35c53c89ecd8c247e08e0ca22a518d3ee59e09d28400c7"`
[INFO] [stdout] c993f15a2b22dfc00f35c53c89ecd8c247e08e0ca22a518d3ee59e09d28400c7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/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/minifier/0.0.33:/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] 7bb246722b95e238b5df13806d3102b13429c896abe373ef8fb8b99f9f893f2c
[INFO] running `"docker" "start" "-a" "7bb246722b95e238b5df13806d3102b13429c896abe373ef8fb8b99f9f893f2c"`
[INFO] [stderr]    Compiling minifier v0.0.33 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.56s
[INFO] running `"docker" "inspect" "7bb246722b95e238b5df13806d3102b13429c896abe373ef8fb8b99f9f893f2c"`
[INFO] running `"docker" "rm" "-f" "7bb246722b95e238b5df13806d3102b13429c896abe373ef8fb8b99f9f893f2c"`
[INFO] [stdout] 7bb246722b95e238b5df13806d3102b13429c896abe373ef8fb8b99f9f893f2c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/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/minifier/0.0.33:/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] 56ac1fa338836290155580fca304a7f86b4f18b31acd30cc9e48b303f4a5113c
[INFO] running `"docker" "start" "-a" "56ac1fa338836290155580fca304a7f86b4f18b31acd30cc9e48b303f4a5113c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/minifier-61d2aa28769e09f3
[INFO] [stdout] 
[INFO] [stdout] running 46 tests
[INFO] [stdout] test css::token::check_calc ... ok
[INFO] [stdout] test css::css::check_spaces ... ok
[INFO] [stdout] test css::css::check_whitespaces_in_calc ... ok
[INFO] [stdout] test css::css::check_space_after_paren ... ok
[INFO] [stdout] test css::css::check_calc ... ok
[INFO] [stdout] test css::token::check_media ... ok
[INFO] [stdout] test css::css::check_minification2 ... ok
[INFO] [stdout] test css::css::check_minification ... ok
[INFO] [stdout] test js::js::clean_except ... ok
[INFO] [stdout] test js::js::clean_except2 ... ok
[INFO] [stdout] test js::js::another_js_test ... ok
[INFO] [stdout] test js::js::already_existing_var ... ok
[INFO] [stdout] test css::token::css_basic ... ok
[INFO] [stdout] test js::js::aggregate_strings_in_array ... ok
[INFO] [stdout] test css::token::elem_selector ... ok
[INFO] [stdout] test js::js::clean_except3 ... ok
[INFO] [stdout] test js::js::comment_issue ... ok
[INFO] [stdout] test js::js::aggregate_strings_in_array_filter ... ok
[INFO] [stdout] test js::js::missing_whitespace ... ok
[INFO] [stdout] test js::js::keep_space ... ok
[INFO] [stdout] test js::js::js_minify_test ... ok
[INFO] [stdout] test js::js::test_remove_extra_whitespace_before_in ... ok
[INFO] [stdout] test js::js::aggregate_strings_in_array_existing ... ok
[INFO] [stdout] test js::js::string_duplicates_with_separator ... ok
[INFO] [stdout] test js::js::weird_regex_issue ... ok
[INFO] [stdout] test js::js::string_duplicates ... ok
[INFO] [stdout] test js::js::test_remove_extra_whitespace_before_operator ... ok
[INFO] [stdout] test js::js::test_remove_extra_whitespace_before_typeof ... ok
[INFO] [stdout] test js::js::string_duplicates_variables_already_exist ... ok
[INFO] [stdout] test js::token::check_regex ... ok
[INFO] [stdout] test js::js::simple_quote ... ok
[INFO] [stdout] test js::token::test_number_parsing ... ok
[INFO] [stdout] test js::token::test_string_parsing ... ok
[INFO] [stdout] test js::token::tokens_spaces ... ok
[INFO] [stdout] test js::token::test_number_parsing2 ... ok
[INFO] [stdout] test js::utils::check_get_array ... ok
[INFO] [stdout] test js::token::more_regex ... ok
[INFO] [stdout] test js::token::test_tokens_parsing ... ok
[INFO] [stdout] test js::token::not_regex_test ... ok
[INFO] [stdout] test json::removal_of_control_characters ... ok
[INFO] [stdout] test js::utils::replace_tokens ... ok
[INFO] [stdout] test js::utils::check_iterator ... ok
[INFO] [stdout] test js::utils::check_get_variable_name_and_value_positions ... ok
[INFO] [stdout] test json::removal_of_whitespace_outside_of_tags ... ok
[INFO] [stdout] test json::removal_from_read ... ok
[INFO] [stdout] test js::js::name_generator ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 46 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/minifier-4bd54aa497e83e4a
[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] [stderr]      Running /opt/crater/target/debug/deps/js_minify-ab03029b4fa6c998
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_minification ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests minifier
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test src/js/js.rs - js::js::simple_minify (line 622) ... ok
[INFO] [stdout] test src/js/utils.rs - js::utils::clean_tokens (line 284) ... ok
[INFO] [stdout] test src/js/js.rs - js::js::aggregate_strings_into_array_with_separation (line 529) ... ok
[INFO] [stdout] test src/js/js.rs - js::js::aggregate_strings_into_array (line 582) ... ok
[INFO] [stdout] test src/js/js.rs - js::js::aggregate_strings_with_separation (line 373) ... ok
[INFO] [stdout] test src/js/js.rs - js::js::aggregate_strings (line 345) ... ok
[INFO] [stdout] test src/css/css.rs - css::css::minify (line 165) ... ok
[INFO] [stdout] test src/js/utils.rs - js::utils::clean_tokens_except (line 363) ... ok
[INFO] [stdout] test src/js/js.rs - js::js::minify (line 194) ... ok
[INFO] [stdout] test src/js/utils.rs - js::utils::replace_tokens_with (line 108) ... ok
[INFO] [stdout] test src/json/mod.rs - json::minify (line 24) ... ok
[INFO] [stdout] test src/json/mod.rs - json::minify_from_read (line 48) ... ok
[INFO] [stdout] test src/js/utils.rs - js::utils::get_variable_name_and_value_positions (line 178) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "56ac1fa338836290155580fca304a7f86b4f18b31acd30cc9e48b303f4a5113c"`
[INFO] running `"docker" "rm" "-f" "56ac1fa338836290155580fca304a7f86b4f18b31acd30cc9e48b303f4a5113c"`
[INFO] [stdout] 56ac1fa338836290155580fca304a7f86b4f18b31acd30cc9e48b303f4a5113c