[INFO] updating cached repository https://github.com/ryskit/rust_csv_read_write
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e88b61a7c0554a0281adbe4a56e1a6b0474d9a59
[INFO] testing ryskit/rust_csv_read_write against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryskit%2Frust_csv_read_write" "work/builds/worker-4/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-4/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ryskit/rust_csv_read_write on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/ryskit/rust_csv_read_write
[INFO] finished tweaking git repo https://github.com/ryskit/rust_csv_read_write
[INFO] tweaked toml for git repo https://github.com/ryskit/rust_csv_read_write written to work/builds/worker-4/source/Cargo.toml
[INFO] crate git repo https://github.com/ryskit/rust_csv_read_write already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 133b69860b2abba6486fc3f6823822b4882e097465ec15052073262809c5efdd
[INFO] running `"docker" "start" "-a" "133b69860b2abba6486fc3f6823822b4882e097465ec15052073262809c5efdd"`
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]    Compiling csv-core v0.1.5
[INFO] [stderr]    Compiling csv v1.0.5
[INFO] [stderr]    Compiling rust_csv_read_write v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:11:28
[INFO] [stderr]    |
[INFO] [stderr] 11 | fn run() -> Result<(), 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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:19:44
[INFO] [stderr]    |
[INFO] [stderr] 19 | fn get_file_args() -> Result<OsString, Box<Error>> {
[INFO] [stderr]    |                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:26:52
[INFO] [stderr]    |
[INFO] [stderr] 26 | fn write(rdr: &mut Reader<File>) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     write(&mut rdr);
[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] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:30:9
[INFO] [stderr]    |
[INFO] [stderr] 30 |         wtr.write_record(record.get(0));
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.41s
[INFO] running `"docker" "inspect" "133b69860b2abba6486fc3f6823822b4882e097465ec15052073262809c5efdd"`
[INFO] running `"docker" "rm" "-f" "133b69860b2abba6486fc3f6823822b4882e097465ec15052073262809c5efdd"`
[INFO] [stdout] 133b69860b2abba6486fc3f6823822b4882e097465ec15052073262809c5efdd
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] ea2d8a5716a0a82cb0a6b630e6f4f9be907bc0afa3390f793c758869d68ea12f
[INFO] running `"docker" "start" "-a" "ea2d8a5716a0a82cb0a6b630e6f4f9be907bc0afa3390f793c758869d68ea12f"`
[INFO] [stderr]    Compiling rust_csv_read_write v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:11:28
[INFO] [stderr]    |
[INFO] [stderr] 11 | fn run() -> Result<(), 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: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:19:44
[INFO] [stderr]    |
[INFO] [stderr] 19 | fn get_file_args() -> Result<OsString, Box<Error>> {
[INFO] [stderr]    |                                            ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:26:52
[INFO] [stderr]    |
[INFO] [stderr] 26 | fn write(rdr: &mut Reader<File>) -> Result<(), Box<Error>> {
[INFO] [stderr]    |                                                    ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     write(&mut rdr);
[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] 
[INFO] [stderr] warning: unused `std::result::Result` that must be used
[INFO] [stderr]   --> src/main.rs:30:9
[INFO] [stderr]    |
[INFO] [stderr] 30 |         wtr.write_record(record.get(0));
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `"docker" "inspect" "ea2d8a5716a0a82cb0a6b630e6f4f9be907bc0afa3390f793c758869d68ea12f"`
[INFO] running `"docker" "rm" "-f" "ea2d8a5716a0a82cb0a6b630e6f4f9be907bc0afa3390f793c758869d68ea12f"`
[INFO] [stdout] ea2d8a5716a0a82cb0a6b630e6f4f9be907bc0afa3390f793c758869d68ea12f
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-4/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 97f896dc4ddbe4570b10af70395e361a1b4b4e7f345d8cc4949999dddc62bf22
[INFO] running `"docker" "start" "-a" "97f896dc4ddbe4570b10af70395e361a1b4b4e7f345d8cc4949999dddc62bf22"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/rust_csv_read_write-6459ff346f966b18
[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" "97f896dc4ddbe4570b10af70395e361a1b4b4e7f345d8cc4949999dddc62bf22"`
[INFO] running `"docker" "rm" "-f" "97f896dc4ddbe4570b10af70395e361a1b4b4e7f345d8cc4949999dddc62bf22"`
[INFO] [stdout] 97f896dc4ddbe4570b10af70395e361a1b4b4e7f345d8cc4949999dddc62bf22