[INFO] updating cached repository apolitical/csv2json
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/apolitical/csv2json
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/apolitical/csv2json" "work/ex/beta-1.37-6/sources/1.36.0/gh/apolitical/csv2json"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/apolitical/csv2json'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/apolitical/csv2json" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/apolitical/csv2json"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/apolitical/csv2json'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e057477afa7ed40921c6c37485fd581c1ebc79e9
[INFO] sha for GitHub repo apolitical/csv2json: e057477afa7ed40921c6c37485fd581c1ebc79e9
[INFO] validating manifest of apolitical/csv2json 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 apolitical/csv2json 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 apolitical/csv2json
[INFO] finished frobbing apolitical/csv2json
[INFO] frobbed toml for apolitical/csv2json written to work/ex/beta-1.37-6/sources/1.36.0/gh/apolitical/csv2json/Cargo.toml
[INFO] started frobbing apolitical/csv2json
[INFO] finished frobbing apolitical/csv2json
[INFO] frobbed toml for apolitical/csv2json written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/apolitical/csv2json/Cargo.toml
[INFO] crate apolitical/csv2json 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 apolitical/csv2json against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/apolitical/csv2json:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 3e2e48f9c020f43368e09bf1e312cf04aabe960ace0e5274ca9a304332f1c0b3
[INFO] running `"docker" "start" "-a" "3e2e48f9c020f43368e09bf1e312cf04aabe960ace0e5274ca9a304332f1c0b3"`
[INFO] [stderr]    Compiling memchr v2.2.0
[INFO] [stderr]    Compiling strfmt v0.1.6
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling csv-core v0.1.5
[INFO] [stderr]    Compiling csv v1.0.7
[INFO] [stderr]    Compiling csv2json v0.3.1 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/data/mod.rs:120:34
[INFO] [stderr]     |
[INFO] [stderr] 120 |             if let Value::Object(mut o2) = v2 {
[INFO] [stderr]     |                                  ----^^
[INFO] [stderr]     |                                  |
[INFO] [stderr]     |                                  help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.34s
[INFO] running `"docker" "inspect" "3e2e48f9c020f43368e09bf1e312cf04aabe960ace0e5274ca9a304332f1c0b3"`
[INFO] running `"docker" "rm" "-f" "3e2e48f9c020f43368e09bf1e312cf04aabe960ace0e5274ca9a304332f1c0b3"`
[INFO] [stdout] 3e2e48f9c020f43368e09bf1e312cf04aabe960ace0e5274ca9a304332f1c0b3
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/apolitical/csv2json:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 571d9e47ac4b6e63af8ae75589c4e41c955d34baae5f17acf5b62d439991c444
[INFO] running `"docker" "start" "-a" "571d9e47ac4b6e63af8ae75589c4e41c955d34baae5f17acf5b62d439991c444"`
[INFO] [stderr]    Compiling csv2json v0.3.1 (/opt/crater/workdir)
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/data/mod.rs:120:34
[INFO] [stderr]     |
[INFO] [stderr] 120 |             if let Value::Object(mut o2) = v2 {
[INFO] [stderr]     |                                  ----^^
[INFO] [stderr]     |                                  |
[INFO] [stderr]     |                                  help: remove this `mut`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(unused_mut)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.11s
[INFO] running `"docker" "inspect" "571d9e47ac4b6e63af8ae75589c4e41c955d34baae5f17acf5b62d439991c444"`
[INFO] running `"docker" "rm" "-f" "571d9e47ac4b6e63af8ae75589c4e41c955d34baae5f17acf5b62d439991c444"`
[INFO] [stdout] 571d9e47ac4b6e63af8ae75589c4e41c955d34baae5f17acf5b62d439991c444
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-1/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/apolitical/csv2json:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] 86d7c4dd26452cfd0f76a01fd13183f02cf47f7f6528a4fb6b2512f2c6f94760
[INFO] running `"docker" "start" "-a" "86d7c4dd26452cfd0f76a01fd13183f02cf47f7f6528a4fb6b2512f2c6f94760"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/csv2json-408df3921b53a1f1
[INFO] [stdout] 
[INFO] [stdout] running 19 tests
[INFO] [stdout] test data::tests::boolean_to_number::it_converts_true_to_one ... ok
[INFO] [stdout] test data::tests::boolean_to_number::it_converts_false_to_zero ... ok
[INFO] [stdout] test cli::tests::it_has_the_correct_name ... ok
[INFO] [stdout] test data::tests::dimensional_converter::it_does_simple_json_conversion_when_seperator_not_found ... ok
[INFO] [stdout] test data::tests::merge_values::it_merges_two_arrays_correctly ... ok
[INFO] [stdout] test data::tests::merge_values::it_merges_scalars_correctly ... ok
[INFO] [stdout] test data::tests::dimensional_converter::it_does_simple_json_conversion_with_no_separator ... ok
[INFO] [stdout] test data::tests::dimensional_converter::it_creates_objects_on_separation ... ok
[INFO] [stdout] test data::tests::number_to_bool::it_converts_i64s ... ok
[INFO] [stdout] test data::tests::number_to_bool::it_converts_u64s ... ok
[INFO] [stdout] test data::tests::string_to_number::it_converts_an_empty_string ... ok
[INFO] [stdout] test data::tests::merge_values::it_merges_a_scalars_with_an_array_correctly ... ok
[INFO] [stdout] test data::tests::string_to_number::it_converts_positive_numbers ... ok
[INFO] [stdout] test data::tests::merge_values::it_merges_two_objects_correctly ... ok
[INFO] [stdout] test data::tests::merge_values::it_merges_values_inside_objects ... ok
[INFO] [stdout] test data::tests::number_to_bool::it_converts_f64s ... ok
[INFO] [stdout] test data::tests::string_to_number::it_converts_zero ... ok
[INFO] [stdout] test data::tests::string_to_number::it_converts_negative_numbers ... ok
[INFO] [stdout] test data::tests::string_to_number::it_converts_floats ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 19 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "86d7c4dd26452cfd0f76a01fd13183f02cf47f7f6528a4fb6b2512f2c6f94760"`
[INFO] running `"docker" "rm" "-f" "86d7c4dd26452cfd0f76a01fd13183f02cf47f7f6528a4fb6b2512f2c6f94760"`
[INFO] [stdout] 86d7c4dd26452cfd0f76a01fd13183f02cf47f7f6528a4fb6b2512f2c6f94760