[INFO] crate checked_command 0.2.2 is already in cache
[INFO] extracting crate checked_command 0.2.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/checked_command/0.2.2
[INFO] extracting crate checked_command 0.2.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/checked_command/0.2.2
[INFO] validating manifest of checked_command-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 checked_command-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 checked_command-0.2.2
[INFO] removed 0 missing tests
[INFO] finished frobbing checked_command-0.2.2
[INFO] frobbed toml for checked_command-0.2.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/checked_command/0.2.2/Cargo.toml
[INFO] started frobbing checked_command-0.2.2
[INFO] removed 0 missing tests
[INFO] finished frobbing checked_command-0.2.2
[INFO] frobbed toml for checked_command-0.2.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/checked_command/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 checked_command-0.2.2 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-7/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/checked_command/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 5fa73bada75642d1729bb635f4207d4f2a8f8b02f7d8bd726f495e02f1b3fc42
[INFO] running `"docker" "start" "-a" "5fa73bada75642d1729bb635f4207d4f2a8f8b02f7d8bd726f495e02f1b3fc42"`
[INFO] [stderr]    Compiling checked_command v0.2.2 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.35s
[INFO] running `"docker" "inspect" "5fa73bada75642d1729bb635f4207d4f2a8f8b02f7d8bd726f495e02f1b3fc42"`
[INFO] running `"docker" "rm" "-f" "5fa73bada75642d1729bb635f4207d4f2a8f8b02f7d8bd726f495e02f1b3fc42"`
[INFO] [stdout] 5fa73bada75642d1729bb635f4207d4f2a8f8b02f7d8bd726f495e02f1b3fc42
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/checked_command/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] c458d1c64076961995cafea21085a5d342be34d5ee58bc6c0a39d3f848d735ef
[INFO] running `"docker" "start" "-a" "c458d1c64076961995cafea21085a5d342be34d5ee58bc6c0a39d3f848d735ef"`
[INFO] [stderr]    Compiling checked_command v0.2.2 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/ext.rs:420:45
[INFO] [stderr]     |
[INFO] [stderr] 420 |             assert_debugstr_eq(&ioerr() as &StdError, err.cause().unwrap());
[INFO] [stderr]     |                                             ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]    --> src/ext.rs:420:59
[INFO] [stderr]     |
[INFO] [stderr] 420 |             assert_debugstr_eq(&ioerr() as &StdError, err.cause().unwrap());
[INFO] [stderr]     |                                                           ^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "c458d1c64076961995cafea21085a5d342be34d5ee58bc6c0a39d3f848d735ef"`
[INFO] running `"docker" "rm" "-f" "c458d1c64076961995cafea21085a5d342be34d5ee58bc6c0a39d3f848d735ef"`
[INFO] [stdout] c458d1c64076961995cafea21085a5d342be34d5ee58bc6c0a39d3f848d735ef
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/checked_command/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 518a4f3c8814e1d0e04746a4d5334326eaf86a19175329f48010fbf131fd23fe
[INFO] running `"docker" "start" "-a" "518a4f3c8814e1d0e04746a4d5334326eaf86a19175329f48010fbf131fd23fe"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/checked_command-4adc980d39cfbff6
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test ext::tests::using_unix_exit_code_ext::conv_result_output_io_error ... ok
[INFO] [stdout] test ext::tests::using_unix_exit_code_ext::conv_result_status_ok ... ok
[INFO] [stdout] test ext::tests::using_unix_exit_code_ext::conv_result_status_io_error ... ok
[INFO] [stdout] test ext::tests::using_unix_exit_code_ext::conv_result_output_ok ... ok
[INFO] [stdout] test ext::tests::using_unix_exit_code_ext::conv_result_output_fail ... ok
[INFO] [stdout] test ext::tests::using_unix_exit_code_ext::conv_result_status_fail ... ok
[INFO] [stdout] test ext::tests::using_unix_exit_code_ext::from_raw_fail_none ... ok
[INFO] [stdout] test ext::tests::using_unix_exit_code_ext::from_raw_fail ... ok
[INFO] [stdout] test ext::tests::using_unix_exit_code_ext::error_io_description ... ok
[INFO] [stdout] test ext::tests::using_unix_exit_code_ext::error_failure_no_code_display ... ok
[INFO] [stdout] test ext::tests::using_unix_exit_code_ext::from_raw_ok ... ok
[INFO] [stdout] test ext::tests::using_unix_exit_code_ext::error_failure_display ... ok
[INFO] [stdout] test ext::tests::using_unix_exit_code_ext::error_io_cause ... 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 checked_command
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 31) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "518a4f3c8814e1d0e04746a4d5334326eaf86a19175329f48010fbf131fd23fe"`
[INFO] running `"docker" "rm" "-f" "518a4f3c8814e1d0e04746a4d5334326eaf86a19175329f48010fbf131fd23fe"`
[INFO] [stdout] 518a4f3c8814e1d0e04746a4d5334326eaf86a19175329f48010fbf131fd23fe