[INFO] crate minify 1.1.1 is already in cache
[INFO] extracting crate minify 1.1.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/minify/1.1.1
[INFO] extracting crate minify 1.1.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/minify/1.1.1
[INFO] validating manifest of minify-1.1.1 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 minify-1.1.1 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 minify-1.1.1
[INFO] finished frobbing minify-1.1.1
[INFO] frobbed toml for minify-1.1.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/minify/1.1.1/Cargo.toml
[INFO] started frobbing minify-1.1.1
[INFO] finished frobbing minify-1.1.1
[INFO] frobbed toml for minify-1.1.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/minify/1.1.1/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] testing minify-1.1.1 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-6/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/minify/1.1.1:/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] b2a73339b0768f5ea020e00cb4d9ec45560ee5a8cada8d509900f93d06eb7049
[INFO] running `"docker" "start" "-a" "b2a73339b0768f5ea020e00cb4d9ec45560ee5a8cada8d509900f93d06eb7049"`
[INFO] [stderr]    Compiling minify v1.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/io/unstable.rs:57:31
[INFO] [stderr]    |
[INFO] [stderr] 57 | fn read_one_byte(reader: &mut Read) -> Option<Result<u8>> {
[INFO] [stderr]    |                               ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/io/unstable.rs:112:32
[INFO] [stderr]     |
[INFO] [stderr] 112 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/io/unstable.rs:115:43
[INFO] [stderr]     |
[INFO] [stderr] 115 |             CharsError::Other(ref e) => e.cause(),
[INFO] [stderr]     |                                           ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `"docker" "inspect" "b2a73339b0768f5ea020e00cb4d9ec45560ee5a8cada8d509900f93d06eb7049"`
[INFO] running `"docker" "rm" "-f" "b2a73339b0768f5ea020e00cb4d9ec45560ee5a8cada8d509900f93d06eb7049"`
[INFO] [stdout] b2a73339b0768f5ea020e00cb4d9ec45560ee5a8cada8d509900f93d06eb7049
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/minify/1.1.1:/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] a3b4dda26431a8368333862b013910d18b61a2c24c4cee661e90a7df6f547adb
[INFO] running `"docker" "start" "-a" "a3b4dda26431a8368333862b013910d18b61a2c24c4cee661e90a7df6f547adb"`
[INFO] [stderr]    Compiling minify v1.1.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/io/unstable.rs:57:31
[INFO] [stderr]    |
[INFO] [stderr] 57 | fn read_one_byte(reader: &mut Read) -> Option<Result<u8>> {
[INFO] [stderr]    |                               ^^^^ help: use `dyn`: `dyn Read`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/io/unstable.rs:112:32
[INFO] [stderr]     |
[INFO] [stderr] 112 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/io/unstable.rs:115:43
[INFO] [stderr]     |
[INFO] [stderr] 115 |             CharsError::Other(ref e) => e.cause(),
[INFO] [stderr]     |                                           ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `"docker" "inspect" "a3b4dda26431a8368333862b013910d18b61a2c24c4cee661e90a7df6f547adb"`
[INFO] running `"docker" "rm" "-f" "a3b4dda26431a8368333862b013910d18b61a2c24c4cee661e90a7df6f547adb"`
[INFO] [stdout] a3b4dda26431a8368333862b013910d18b61a2c24c4cee661e90a7df6f547adb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/minify/1.1.1:/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] cfcf2bddcb64b20a86889a02a8d31f39e949d5d0bbec745ae8ab65fd9ec0cc3c
[INFO] running `"docker" "start" "-a" "cfcf2bddcb64b20a86889a02a8d31f39e949d5d0bbec745ae8ab65fd9ec0cc3c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/minify-ed67b7d352e30161
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test html::removal_of_control_characters ... ok
[INFO] [stdout] test html::keep_whitespace_between_content_but_remove_double ... ok
[INFO] [stdout] test html::removal_of_comments_inside_of_tags ... ok
[INFO] [stdout] test html::removal_of_comments_outside_of_tags ... ok
[INFO] [stdout] test html::keep_important_comments ... ok
[INFO] [stdout] test html::removal_of_double_whitespace_outside_of_tags ... ok
[INFO] [stdout] test html::removal_from_read ... ok
[INFO] [stdout] test html::removal_of_whitespace_outside_of_tags ... ok
[INFO] [stdout] test html::removal_of_whitespace_inside_of_tags ... ok
[INFO] [stdout] test json::removal_from_read ... ok
[INFO] [stdout] test json::removal_of_control_characters ... ok
[INFO] [stdout] test json::removal_of_whitespace_outside_of_tags ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests minify
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test src/lib.rs -  (line 14) ... ok
[INFO] [stdout] test src/html/mod.rs - html::minify (line 21) ... ok
[INFO] [stdout] test src/json/mod.rs - json::minify (line 22) ... ok
[INFO] [stdout] test src/lib.rs -  (line 28) ... ok
[INFO] [stdout] test src/lib.rs -  (line 52) ... ok
[INFO] [stdout] test src/json/mod.rs - json::minify_from_read (line 46) ... ok
[INFO] [stdout] test src/html/mod.rs - html::minify_from_read (line 47) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "cfcf2bddcb64b20a86889a02a8d31f39e949d5d0bbec745ae8ab65fd9ec0cc3c"`
[INFO] running `"docker" "rm" "-f" "cfcf2bddcb64b20a86889a02a8d31f39e949d5d0bbec745ae8ab65fd9ec0cc3c"`
[INFO] [stdout] cfcf2bddcb64b20a86889a02a8d31f39e949d5d0bbec745ae8ab65fd9ec0cc3c