[INFO] crate configure_me_codegen 0.3.2 is already in cache
[INFO] extracting crate configure_me_codegen 0.3.2 into work/ex/beta-1.37-6/sources/1.36.0/reg/configure_me_codegen/0.3.2
[INFO] extracting crate configure_me_codegen 0.3.2 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/configure_me_codegen/0.3.2
[INFO] validating manifest of configure_me_codegen-0.3.2 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 configure_me_codegen-0.3.2 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 configure_me_codegen-0.3.2
[INFO] finished frobbing configure_me_codegen-0.3.2
[INFO] frobbed toml for configure_me_codegen-0.3.2 written to work/ex/beta-1.37-6/sources/1.36.0/reg/configure_me_codegen/0.3.2/Cargo.toml
[INFO] started frobbing configure_me_codegen-0.3.2
[INFO] finished frobbing configure_me_codegen-0.3.2
[INFO] frobbed toml for configure_me_codegen-0.3.2 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/configure_me_codegen/0.3.2/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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing configure_me_codegen-0.3.2 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-6/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/configure_me_codegen/0.3.2:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 0e45c62168fa213a68b342f2b2b200d0848fbb3d8d3614c14dad107780c939ab
[INFO] running `"docker" "start" "-a" "0e45c62168fa213a68b342f2b2b200d0848fbb3d8d3614c14dad107780c939ab"`
[INFO] [stderr]    Compiling configure_me_codegen v0.3.2 (/opt/crater/workdir)
[INFO] [stderr]    Compiling fmt2io v0.1.0
[INFO] [stderr]    Compiling man v0.1.1
[INFO] [stderr]    Compiling build-helper v0.1.1
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/codegen.rs:146:5
[INFO] [stderr]     |
[INFO] [stderr] 146 |     writeln!(output, "\", program_name),");
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.19s
[INFO] running `"docker" "inspect" "0e45c62168fa213a68b342f2b2b200d0848fbb3d8d3614c14dad107780c939ab"`
[INFO] running `"docker" "rm" "-f" "0e45c62168fa213a68b342f2b2b200d0848fbb3d8d3614c14dad107780c939ab"`
[INFO] [stdout] 0e45c62168fa213a68b342f2b2b200d0848fbb3d8d3614c14dad107780c939ab
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/configure_me_codegen/0.3.2:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] d697beb5c4be90f42fd948e89916367369058d65cbc3ea3481d6c1060ae0d1c5
[INFO] running `"docker" "start" "-a" "d697beb5c4be90f42fd948e89916367369058d65cbc3ea3481d6c1060ae0d1c5"`
[INFO] [stderr]    Compiling parse_arg v0.1.2
[INFO] [stderr]    Compiling configure_me v0.3.1
[INFO] [stderr]    Compiling configure_me_codegen v0.3.2 (/opt/crater/workdir)
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]    --> src/codegen.rs:146:5
[INFO] [stderr]     |
[INFO] [stderr] 146 |     writeln!(output, "\", program_name),");
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_must_use)] on by default
[INFO] [stderr]     = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr]     = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.97s
[INFO] running `"docker" "inspect" "d697beb5c4be90f42fd948e89916367369058d65cbc3ea3481d6c1060ae0d1c5"`
[INFO] running `"docker" "rm" "-f" "d697beb5c4be90f42fd948e89916367369058d65cbc3ea3481d6c1060ae0d1c5"`
[INFO] [stdout] d697beb5c4be90f42fd948e89916367369058d65cbc3ea3481d6c1060ae0d1c5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/configure_me_codegen/0.3.2:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 8f50dded6cb5b5d7a27794544669b25c373f7f4dfceae1857cf8a0e50f4e2340
[INFO] running `"docker" "start" "-a" "8f50dded6cb5b5d7a27794544669b25c373f7f4dfceae1857cf8a0e50f4e2340"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/configure_me_codegen-8bb195d5b1cb3a19
[INFO] [stdout] 
[INFO] [stdout] running 15 tests
[INFO] [stdout] test codegen::tests::empty_raw_config ... ok
[INFO] [stdout] test codegen::tests::single_optional_param_validate ... ok
[INFO] [stdout] test codegen::tests::single_default_param_raw_config ... ok
[INFO] [stdout] test codegen::tests::single_mandatory_param_raw_config ... ok
[INFO] [stdout] test codegen::tests::single_optional_merge_args ... ok
[INFO] [stdout] test codegen::tests::single_optional_param_raw_config ... ok
[INFO] [stdout] test codegen::tests::empty_arg_parse_error ... ok
[INFO] [stdout] test codegen::tests::single_switch_raw_config ... ok
[INFO] [stdout] test tests::empty ... ok
[INFO] [stdout] test tests::no_arg ... ok
[INFO] [stdout] test tests::single_optional_param ... ok
[INFO] [stdout] test tests::single_mandatory_param ... ok
[INFO] [stdout] test tests::multiple_params ... ok
[INFO] [stdout] test tests::single_switch ... ok
[INFO] [stdout] test tests::single_default_param ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 15 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/custom_args-65943da1ef69c8e3
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test custom_args_with_two_dashes ... ok
[INFO] [stderr]      Running /opt/crater/target/debug/deps/display-584cb7653ff76713
[INFO] [stdout] test custom_args_with_two_remaining ... ok
[INFO] [stdout] test param_equals_value ... ok
[INFO] [stdout] test custom_args ... ok
[INFO] [stdout] test custom_args_with_two_dashes_foo_equals_val ... ok
[INFO] [stdout] test custom_args_with_one_remaining ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test unknown_arg ... ok
[INFO] [stdout] test print_help ... ok
[INFO] [stdout] test parse_fail ... ok
[INFO] [stdout] test missing_arg ... ok
[INFO] [stdout] test no_args ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stderr]      Running /opt/crater/target/debug/deps/doc-7ae179681e26bdbe
[INFO] [stderr]      Running /opt/crater/target/debug/deps/empty-c8706a6fabe24922
[INFO] [stdout] test process_error ... ignored
[INFO] [stdout] test process_help ... ignored
[INFO] [stdout] test help_multiple_params ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test main ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/single_optional_param-21d7c3343e8b0183
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test main ... 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 configure_me_codegen
[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] running `"docker" "inspect" "8f50dded6cb5b5d7a27794544669b25c373f7f4dfceae1857cf8a0e50f4e2340"`
[INFO] running `"docker" "rm" "-f" "8f50dded6cb5b5d7a27794544669b25c373f7f4dfceae1857cf8a0e50f4e2340"`
[INFO] [stdout] 8f50dded6cb5b5d7a27794544669b25c373f7f4dfceae1857cf8a0e50f4e2340