[INFO] crate question 0.2.2 is already in cache
[INFO] extracting crate question 0.2.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/question/0.2.2
[INFO] extracting crate question 0.2.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/question/0.2.2
[INFO] validating manifest of question-0.2.2 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 question-0.2.2 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 question-0.2.2
[INFO] finished frobbing question-0.2.2
[INFO] frobbed toml for question-0.2.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/question/0.2.2/Cargo.toml
[INFO] started frobbing question-0.2.2
[INFO] finished frobbing question-0.2.2
[INFO] frobbed toml for question-0.2.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/question/0.2.2/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 question-0.2.2 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/reg/question/0.2.2:/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] 909a2a98a6ab84121f48328866dfd9b065c51eda86a92d091339d9f440aab7c7
[INFO] running `"docker" "start" "-a" "909a2a98a6ab84121f48328866dfd9b065c51eda86a92d091339d9f440aab7c7"`
[INFO] [stderr]    Compiling question v0.2.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `"docker" "inspect" "909a2a98a6ab84121f48328866dfd9b065c51eda86a92d091339d9f440aab7c7"`
[INFO] running `"docker" "rm" "-f" "909a2a98a6ab84121f48328866dfd9b065c51eda86a92d091339d9f440aab7c7"`
[INFO] [stdout] 909a2a98a6ab84121f48328866dfd9b065c51eda86a92d091339d9f440aab7c7
[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/reg/question/0.2.2:/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] d73bc3e8e86b1feef2d125e221cfde6caf1e3483048ec9eb111ee83d24199dfb
[INFO] running `"docker" "start" "-a" "d73bc3e8e86b1feef2d125e221cfde6caf1e3483048ec9eb111ee83d24199dfb"`
[INFO] [stderr]    Compiling question v0.2.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.12s
[INFO] running `"docker" "inspect" "d73bc3e8e86b1feef2d125e221cfde6caf1e3483048ec9eb111ee83d24199dfb"`
[INFO] running `"docker" "rm" "-f" "d73bc3e8e86b1feef2d125e221cfde6caf1e3483048ec9eb111ee83d24199dfb"`
[INFO] [stdout] d73bc3e8e86b1feef2d125e221cfde6caf1e3483048ec9eb111ee83d24199dfb
[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/reg/question/0.2.2:/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] b5c320e8ed202f6a85d3fbdf6bfa8748e5f8c65cb5e4eb04d4378f80dffd53cd
[INFO] running `"docker" "start" "-a" "b5c320e8ed202f6a85d3fbdf6bfa8748e5f8c65cb5e4eb04d4378f80dffd53cd"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/question-bc64755b4fdaf5fd
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test tests::basic_ask ... ok
[INFO] [stdout] test tests::accept_ask ... ok
[INFO] [stdout] test tests::default_constructor ... ok
[INFO] [stdout] test tests::acceptable ... ok
[INFO] [stdout] test tests::accept ... ok
[INFO] [stdout] test tests::basic_confirm ... ok
[INFO] [stdout] test tests::set_yes_no ... ok
[INFO] [stdout] test tests::set_until_acceptable ... ok
[INFO] [stdout] test tests::set_clarification ... ok
[INFO] [stdout] test tests::prompt ... ok
[INFO] [stdout] test tests::set_max_tries ... ok
[INFO] [stdout] test tests::set_show_defaults ... ok
[INFO] [stdout] test tests::set_default ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests question
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test src/lib.rs - Question<R, W>::ask (line 343) ... ok
[INFO] [stdout] test src/lib.rs -  (line 10) ... ok
[INFO] [stdout] test src/lib.rs - Question<R, W>::clarification (line 321) ... ok
[INFO] [stdout] test src/lib.rs - Question<R, W>::accept (line 123) ... ok
[INFO] [stdout] test src/lib.rs - Question (line 30) ... ok
[INFO] [stdout] test src/lib.rs - Question (line 40) ... ok
[INFO] [stdout] test src/lib.rs - Question<R, W>::confirm (line 366) ... ok
[INFO] [stdout] test src/lib.rs - Question<R, W>::acceptable (line 151) ... ok
[INFO] [stdout] test src/lib.rs - Question<R, W>::default (line 291) ... ok
[INFO] [stdout] test src/lib.rs - Question<R, W>::show_defaults (line 265) ... ok
[INFO] [stdout] test src/lib.rs - Question<R, W>::until_acceptable (line 241) ... ok
[INFO] [stdout] test src/lib.rs - Question<R, W>::tries (line 216) ... ok
[INFO] [stdout] test src/lib.rs - Question<std::io::Stdin, std::io::Stdout>::new (line 69) ... ok
[INFO] [stdout] test src/lib.rs - Question<R, W>::yes_no (line 175) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "b5c320e8ed202f6a85d3fbdf6bfa8748e5f8c65cb5e4eb04d4378f80dffd53cd"`
[INFO] running `"docker" "rm" "-f" "b5c320e8ed202f6a85d3fbdf6bfa8748e5f8c65cb5e4eb04d4378f80dffd53cd"`
[INFO] [stdout] b5c320e8ed202f6a85d3fbdf6bfa8748e5f8c65cb5e4eb04d4378f80dffd53cd