[INFO] updating cached repository yukimakura/CSV_to_Vec_Vec_f64_parser
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/yukimakura/CSV_to_Vec_Vec_f64_parser
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/yukimakura/CSV_to_Vec_Vec_f64_parser" "work/ex/beta-1.37-6/sources/1.36.0/gh/yukimakura/CSV_to_Vec_Vec_f64_parser"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/yukimakura/CSV_to_Vec_Vec_f64_parser'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/yukimakura/CSV_to_Vec_Vec_f64_parser" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/yukimakura/CSV_to_Vec_Vec_f64_parser"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/yukimakura/CSV_to_Vec_Vec_f64_parser'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 29446fd152cd1a5f408ad3e07126870e029bb752
[INFO] sha for GitHub repo yukimakura/CSV_to_Vec_Vec_f64_parser: 29446fd152cd1a5f408ad3e07126870e029bb752
[INFO] validating manifest of yukimakura/CSV_to_Vec_Vec_f64_parser 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 yukimakura/CSV_to_Vec_Vec_f64_parser 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 yukimakura/CSV_to_Vec_Vec_f64_parser
[INFO] finished frobbing yukimakura/CSV_to_Vec_Vec_f64_parser
[INFO] frobbed toml for yukimakura/CSV_to_Vec_Vec_f64_parser written to work/ex/beta-1.37-6/sources/1.36.0/gh/yukimakura/CSV_to_Vec_Vec_f64_parser/Cargo.toml
[INFO] started frobbing yukimakura/CSV_to_Vec_Vec_f64_parser
[INFO] finished frobbing yukimakura/CSV_to_Vec_Vec_f64_parser
[INFO] frobbed toml for yukimakura/CSV_to_Vec_Vec_f64_parser written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/yukimakura/CSV_to_Vec_Vec_f64_parser/Cargo.toml
[INFO] crate yukimakura/CSV_to_Vec_Vec_f64_parser 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] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/yukimakura/CSV_to_Vec_Vec_f64_parser/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[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] [stderr]     Blocking waiting for file lock on package cache
[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 yukimakura/CSV_to_Vec_Vec_f64_parser 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/gh/yukimakura/CSV_to_Vec_Vec_f64_parser:/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] 7c4019f9e3b900220c2f6a5f03bfcfb6e432a1cf54366e34dc29ec8ed5ee665e
[INFO] running `"docker" "start" "-a" "7c4019f9e3b900220c2f6a5f03bfcfb6e432a1cf54366e34dc29ec8ed5ee665e"`
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling regex-automata v0.1.8
[INFO] [stderr]    Compiling csv-core v0.1.6
[INFO] [stderr]    Compiling bstr v0.2.6
[INFO] [stderr]    Compiling csv v1.1.1
[INFO] [stderr]    Compiling CSV_to_Vec_Vec_f64_parser v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:17:44
[INFO] [stderr]    |
[INFO] [stderr] 17 | fn get_first_arg() -> Result<OsString, Box<Error>> {
[INFO] [stderr]    |                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `CSV_to_Vec_Vec_f64_parser` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `csv_to_vec_vec_f64_parser`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.64s
[INFO] running `"docker" "inspect" "7c4019f9e3b900220c2f6a5f03bfcfb6e432a1cf54366e34dc29ec8ed5ee665e"`
[INFO] running `"docker" "rm" "-f" "7c4019f9e3b900220c2f6a5f03bfcfb6e432a1cf54366e34dc29ec8ed5ee665e"`
[INFO] [stdout] 7c4019f9e3b900220c2f6a5f03bfcfb6e432a1cf54366e34dc29ec8ed5ee665e
[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/gh/yukimakura/CSV_to_Vec_Vec_f64_parser:/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] 79485f8eab0a0ee4e2c5a572c90f26b69ffd6a4eccf6d09b096e05b69ebe8b72
[INFO] running `"docker" "start" "-a" "79485f8eab0a0ee4e2c5a572c90f26b69ffd6a4eccf6d09b096e05b69ebe8b72"`
[INFO] [stderr]    Compiling CSV_to_Vec_Vec_f64_parser v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:17:44
[INFO] [stderr]    |
[INFO] [stderr] 17 | fn get_first_arg() -> Result<OsString, Box<Error>> {
[INFO] [stderr]    |                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: crate `CSV_to_Vec_Vec_f64_parser` should have a snake case name
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(non_snake_case)] on by default
[INFO] [stderr]   = help: convert the identifier to snake case: `csv_to_vec_vec_f64_parser`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.68s
[INFO] running `"docker" "inspect" "79485f8eab0a0ee4e2c5a572c90f26b69ffd6a4eccf6d09b096e05b69ebe8b72"`
[INFO] running `"docker" "rm" "-f" "79485f8eab0a0ee4e2c5a572c90f26b69ffd6a4eccf6d09b096e05b69ebe8b72"`
[INFO] [stdout] 79485f8eab0a0ee4e2c5a572c90f26b69ffd6a4eccf6d09b096e05b69ebe8b72
[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/gh/yukimakura/CSV_to_Vec_Vec_f64_parser:/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] a0d8cda1bb03db718817a8bc62c8708df00d5235a6a351fea2ee40e129c562fb
[INFO] running `"docker" "start" "-a" "a0d8cda1bb03db718817a8bc62c8708df00d5235a6a351fea2ee40e129c562fb"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/CSV_to_Vec_Vec_f64_parser-e2dd03329cbfadfb
[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" "a0d8cda1bb03db718817a8bc62c8708df00d5235a6a351fea2ee40e129c562fb"`
[INFO] running `"docker" "rm" "-f" "a0d8cda1bb03db718817a8bc62c8708df00d5235a6a351fea2ee40e129c562fb"`
[INFO] [stdout] a0d8cda1bb03db718817a8bc62c8708df00d5235a6a351fea2ee40e129c562fb