[INFO] crate chase 0.1.8 is already in cache
[INFO] extracting crate chase 0.1.8 into work/ex/beta-1.38-1/sources/1.37.0/reg/chase/0.1.8
[INFO] extracting crate chase 0.1.8 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/chase/0.1.8
[INFO] validating manifest of chase-0.1.8 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 chase-0.1.8 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 chase-0.1.8
[INFO] finished frobbing chase-0.1.8
[INFO] frobbed toml for chase-0.1.8 written to work/ex/beta-1.38-1/sources/1.37.0/reg/chase/0.1.8/Cargo.toml
[INFO] started frobbing chase-0.1.8
[INFO] finished frobbing chase-0.1.8
[INFO] frobbed toml for chase-0.1.8 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/chase/0.1.8/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] [stderr]     Blocking waiting for file lock on package cache
[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 chase-0.1.8 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-7/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/chase/0.1.8:/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] 41862d9d939ad6d842effb308ae86f33bd397e54f48900ed26a6c1dc51044e81
[INFO] running `"docker" "start" "-a" "41862d9d939ad6d842effb308ae86f33bd397e54f48900ed26a6c1dc51044e81"`
[INFO] [stderr]    Compiling chase v0.1.8 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/errors.rs:19:16
[INFO] [stderr]    |
[INFO] [stderr] 19 |     Custom(Box<Error + Send + Sync>),
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Error + 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/errors.rs:47:32
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
[INFO] [stderr]    --> src/sync.rs:118:36
[INFO] [stderr]     |
[INFO] [stderr] 118 |                     running.buffer.trim_right_matches('\n'),
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors.rs:54:33
[INFO] [stderr]    |
[INFO] [stderr] 54 |             &Custom(ref e) => e.cause(),
[INFO] [stderr]    |                                 ^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.21s
[INFO] running `"docker" "inspect" "41862d9d939ad6d842effb308ae86f33bd397e54f48900ed26a6c1dc51044e81"`
[INFO] running `"docker" "rm" "-f" "41862d9d939ad6d842effb308ae86f33bd397e54f48900ed26a6c1dc51044e81"`
[INFO] [stdout] 41862d9d939ad6d842effb308ae86f33bd397e54f48900ed26a6c1dc51044e81
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/chase/0.1.8:/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] 8a249ce59769c7c30396d27921f52f3087ce1f8ce8ae940b7d7e90255d93a18d
[INFO] running `"docker" "start" "-a" "8a249ce59769c7c30396d27921f52f3087ce1f8ce8ae940b7d7e90255d93a18d"`
[INFO] [stderr]    Compiling chase v0.1.8 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/errors.rs:19:16
[INFO] [stderr]    |
[INFO] [stderr] 19 |     Custom(Box<Error + Send + Sync>),
[INFO] [stderr]    |                ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Error + 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/errors.rs:47:32
[INFO] [stderr]    |
[INFO] [stderr] 47 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn Error`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_right_matches': superseded by `trim_end_matches`
[INFO] [stderr]    --> src/sync.rs:118:36
[INFO] [stderr]     |
[INFO] [stderr] 118 |                     running.buffer.trim_right_matches('\n'),
[INFO] [stderr]     |                                    ^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_end_matches`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors.rs:54:33
[INFO] [stderr]    |
[INFO] [stderr] 54 |             &Custom(ref e) => e.cause(),
[INFO] [stderr]    |                                 ^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.38s
[INFO] running `"docker" "inspect" "8a249ce59769c7c30396d27921f52f3087ce1f8ce8ae940b7d7e90255d93a18d"`
[INFO] running `"docker" "rm" "-f" "8a249ce59769c7c30396d27921f52f3087ce1f8ce8ae940b7d7e90255d93a18d"`
[INFO] [stdout] 8a249ce59769c7c30396d27921f52f3087ce1f8ce8ae940b7d7e90255d93a18d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-7/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/chase/0.1.8:/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] 8894a89e63761059784ecfee12e3d3e845f4799c7515b852fe2c833ee305f13a
[INFO] running `"docker" "start" "-a" "8894a89e63761059784ecfee12e3d3e845f4799c7515b852fe2c833ee305f13a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/chase-cae6f2b9a4550826
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test sync::tests::try_until_test ... ok
[INFO] [stdout] test sync::tests::run_channel_test ... ok
[INFO] [stdout] test async::channel::tests::run_channel_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests chase
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/sync.rs - sync::Chaser::run (line 22) ... ok
[INFO] [stdout] test src/lib.rs -  (line 21) ... ok
[INFO] [stdout] test src/lib.rs -  (line 71) ... ok
[INFO] [stdout] test src/async/channel.rs - async::channel::Chaser::run_channel (line 18) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "8894a89e63761059784ecfee12e3d3e845f4799c7515b852fe2c833ee305f13a"`
[INFO] running `"docker" "rm" "-f" "8894a89e63761059784ecfee12e3d3e845f4799c7515b852fe2c833ee305f13a"`
[INFO] [stdout] 8894a89e63761059784ecfee12e3d3e845f4799c7515b852fe2c833ee305f13a