[INFO] crate tabwriter 1.1.0 is already in cache
[INFO] extracting crate tabwriter 1.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/tabwriter/1.1.0
[INFO] extracting crate tabwriter 1.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tabwriter/1.1.0
[INFO] validating manifest of tabwriter-1.1.0 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 tabwriter-1.1.0 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 tabwriter-1.1.0
[INFO] finished frobbing tabwriter-1.1.0
[INFO] frobbed toml for tabwriter-1.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/tabwriter/1.1.0/Cargo.toml
[INFO] started frobbing tabwriter-1.1.0
[INFO] finished frobbing tabwriter-1.1.0
[INFO] frobbed toml for tabwriter-1.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/tabwriter/1.1.0/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 tabwriter-1.1.0 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-4/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/tabwriter/1.1.0:/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] b81c271bd57175a01639d659b8d32cfb6e3607601446f84a13656b8dc949fad5
[INFO] running `"docker" "start" "-a" "b81c271bd57175a01639d659b8d32cfb6e3607601446f84a13656b8dc949fad5"`
[INFO] [stderr]    Compiling tabwriter v1.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:318:32
[INFO] [stderr]     |
[INFO] [stderr] 318 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `"docker" "inspect" "b81c271bd57175a01639d659b8d32cfb6e3607601446f84a13656b8dc949fad5"`
[INFO] running `"docker" "rm" "-f" "b81c271bd57175a01639d659b8d32cfb6e3607601446f84a13656b8dc949fad5"`
[INFO] [stdout] b81c271bd57175a01639d659b8d32cfb6e3607601446f84a13656b8dc949fad5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/tabwriter/1.1.0:/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] a4e505d63c645eb50a9a370b2479b8d38677e7ba3e1b41cb619bd753de7d7fc7
[INFO] running `"docker" "start" "-a" "a4e505d63c645eb50a9a370b2479b8d38677e7ba3e1b41cb619bd753de7d7fc7"`
[INFO] [stderr]    Compiling tabwriter v1.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:318:32
[INFO] [stderr]     |
[INFO] [stderr] 318 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]     |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `"docker" "inspect" "a4e505d63c645eb50a9a370b2479b8d38677e7ba3e1b41cb619bd753de7d7fc7"`
[INFO] running `"docker" "rm" "-f" "a4e505d63c645eb50a9a370b2479b8d38677e7ba3e1b41cb619bd753de7d7fc7"`
[INFO] [stdout] a4e505d63c645eb50a9a370b2479b8d38677e7ba3e1b41cb619bd753de7d7fc7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/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/tabwriter/1.1.0:/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] 82a83f9c00dbbd827f72f9ed7cb9c7aa6a633f37684104a8937eafdd3e5d2c49
[INFO] running `"docker" "start" "-a" "82a83f9c00dbbd827f72f9ed7cb9c7aa6a633f37684104a8937eafdd3e5d2c49"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/tabwriter-f16d3c244974391f
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test test::test_empty_cells_ignore_trailing ... ok
[INFO] [stdout] test test::test_empty_cells_no_min ... ok
[INFO] [stdout] test test::test_empty_cell ... ok
[INFO] [stdout] test test::test_empty_cell_no_min ... ok
[INFO] [stdout] test test::test_empty ... ok
[INFO] [stdout] test test::test_empty_cells ... ok
[INFO] [stdout] test test::test_empty_lines ... ok
[INFO] [stdout] test test::test_minwidth ... ok
[INFO] [stdout] test test::test_no_cells ... ok
[INFO] [stdout] test test::test_contiguous_columns ... ok
[INFO] [stdout] test test::test_contiguous_columns_complex ... ok
[INFO] [stdout] test test::test_no_padding ... ok
[INFO] [stdout] test test::test_no_cells_prior ... ok
[INFO] [stdout] test test::test_one_cell ... ok
[INFO] [stderr]    Doc-tests tabwriter
[INFO] [stdout] test test::test_unicode ... ok
[INFO] [stdout] test test::test_no_cells_trailing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 16 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs -  (line 14) ... ok
[INFO] [stdout] test src/lib.rs -  (line 45) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "82a83f9c00dbbd827f72f9ed7cb9c7aa6a633f37684104a8937eafdd3e5d2c49"`
[INFO] running `"docker" "rm" "-f" "82a83f9c00dbbd827f72f9ed7cb9c7aa6a633f37684104a8937eafdd3e5d2c49"`
[INFO] [stdout] 82a83f9c00dbbd827f72f9ed7cb9c7aa6a633f37684104a8937eafdd3e5d2c49