[INFO] crate uwc 0.2.0 is already in cache
[INFO] extracting crate uwc 0.2.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/uwc/0.2.0
[INFO] extracting crate uwc 0.2.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/uwc/0.2.0
[INFO] validating manifest of uwc-0.2.0 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 uwc-0.2.0 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 uwc-0.2.0
[INFO] finished frobbing uwc-0.2.0
[INFO] frobbed toml for uwc-0.2.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/uwc/0.2.0/Cargo.toml
[INFO] started frobbing uwc-0.2.0
[INFO] finished frobbing uwc-0.2.0
[INFO] frobbed toml for uwc-0.2.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/uwc/0.2.0/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 uwc-0.2.0 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-0/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/uwc/0.2.0:/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] 8183b647b173748f03d1e85188440b9853555758bde66ad2cd02769ae53d537b
[INFO] running `"docker" "start" "-a" "8183b647b173748f03d1e85188440b9853555758bde66ad2cd02769ae53d537b"`
[INFO] [stderr]    Compiling uwc v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:98:35
[INFO] [stderr]    |
[INFO] [stderr] 98 |     output_writer: &mut Arc<Mutex<Write + Send + Sync>>,
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Write + Send + Sync`
[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:163:34
[INFO] [stderr]     |
[INFO] [stderr] 163 |     mut output_writer: Arc<Mutex<Write + Send + Sync>>,
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Write + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:244:27
[INFO] [stderr]     |
[INFO] [stderr] 244 |     let writer: Arc<Mutex<Write + Send + Sync>> = if opts.no_elastic {
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Write + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.78s
[INFO] running `"docker" "inspect" "8183b647b173748f03d1e85188440b9853555758bde66ad2cd02769ae53d537b"`
[INFO] running `"docker" "rm" "-f" "8183b647b173748f03d1e85188440b9853555758bde66ad2cd02769ae53d537b"`
[INFO] [stdout] 8183b647b173748f03d1e85188440b9853555758bde66ad2cd02769ae53d537b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/uwc/0.2.0:/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] 087b3f3fa0484d972afd6e854ddcb26a158dacf5bebcb57d3f861f1c91d32535
[INFO] running `"docker" "start" "-a" "087b3f3fa0484d972afd6e854ddcb26a158dacf5bebcb57d3f861f1c91d32535"`
[INFO] [stderr]    Compiling uwc v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/main.rs:98:35
[INFO] [stderr]    |
[INFO] [stderr] 98 |     output_writer: &mut Arc<Mutex<Write + Send + Sync>>,
[INFO] [stderr]    |                                   ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Write + Send + Sync`
[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:163:34
[INFO] [stderr]     |
[INFO] [stderr] 163 |     mut output_writer: Arc<Mutex<Write + Send + Sync>>,
[INFO] [stderr]     |                                  ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Write + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:244:27
[INFO] [stderr]     |
[INFO] [stderr] 244 |     let writer: Arc<Mutex<Write + Send + Sync>> = if opts.no_elastic {
[INFO] [stderr]     |                           ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Write + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.06s
[INFO] running `"docker" "inspect" "087b3f3fa0484d972afd6e854ddcb26a158dacf5bebcb57d3f861f1c91d32535"`
[INFO] running `"docker" "rm" "-f" "087b3f3fa0484d972afd6e854ddcb26a158dacf5bebcb57d3f861f1c91d32535"`
[INFO] [stdout] 087b3f3fa0484d972afd6e854ddcb26a158dacf5bebcb57d3f861f1c91d32535
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/uwc/0.2.0:/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] 4831cee0dfbb1da401d37ff80e5a4b7d117dc538302109a9c5ce66e9ca11193e
[INFO] running `"docker" "start" "-a" "4831cee0dfbb1da401d37ff80e5a4b7d117dc538302109a9c5ce66e9ca11193e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/uwc-c7e62fd281c05a59
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test ubufreader::test::test_basic_buffered ... ignored
[INFO] [stdout] test ubufreader::test::test_buffered_stops_in_middle ... ignored
[INFO] [stdout] test ubufreader::test::test_buffered_stops_in_middle_japanese ... ignored
[INFO] [stdout] test ubufreader::test::test_chunks_by_newline ... ok
[INFO] [stdout] test ubufreader::test::test_basic ... ok
[INFO] [stdout] test counter::test::test_count_counts_words ... ok
[INFO] [stdout] test counter::test::test_count_hello ... ok
[INFO] [stdout] test counter::test::test_count_counts_lines ... ok
[INFO] [stdout] test counter::test::test_count_counts_codepoints ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 3 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cli-9b9bb23c3381e951
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test_no_args_no_elastic_tabs ... ok
[INFO] [stdout] test test_no_args ... ok
[INFO] [stdout] test test_fixtures ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "4831cee0dfbb1da401d37ff80e5a4b7d117dc538302109a9c5ce66e9ca11193e"`
[INFO] running `"docker" "rm" "-f" "4831cee0dfbb1da401d37ff80e5a4b7d117dc538302109a9c5ce66e9ca11193e"`
[INFO] [stdout] 4831cee0dfbb1da401d37ff80e5a4b7d117dc538302109a9c5ce66e9ca11193e