[INFO] crate thin_main_loop 0.1.7 is already in cache
[INFO] extracting crate thin_main_loop 0.1.7 into work/ex/beta-1.37-6/sources/1.36.0/reg/thin_main_loop/0.1.7
[INFO] extracting crate thin_main_loop 0.1.7 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/thin_main_loop/0.1.7
[INFO] validating manifest of thin_main_loop-0.1.7 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 thin_main_loop-0.1.7 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 thin_main_loop-0.1.7
[INFO] finished frobbing thin_main_loop-0.1.7
[INFO] frobbed toml for thin_main_loop-0.1.7 written to work/ex/beta-1.37-6/sources/1.36.0/reg/thin_main_loop/0.1.7/Cargo.toml
[INFO] started frobbing thin_main_loop-0.1.7
[INFO] finished frobbing thin_main_loop-0.1.7
[INFO] frobbed toml for thin_main_loop-0.1.7 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/thin_main_loop/0.1.7/Cargo.toml
[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] 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 thin_main_loop-0.1.7 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-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/thin_main_loop/0.1.7:/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] bc0ee8ebcc4c1fc91e0e53b61f035a23d46fde35f36cc4e4c049d23bc9cf3a68
[INFO] running `"docker" "start" "-a" "bc0ee8ebcc4c1fc91e0e53b61f035a23d46fde35f36cc4e4c049d23bc9cf3a68"`
[INFO] [stderr]    Compiling thin_main_loop v0.1.7 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ruststd.rs:35:47
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub (crate) fn new() -> Result<(Self, Box<SendFnOnce>), MainLoopError> {
[INFO] [stderr]    |                                               ^^^^^^^^^^ help: use `dyn`: `dyn SendFnOnce`
[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/mainloop.rs:59:59
[INFO] [stderr]    |
[INFO] [stderr] 59 |     static ref THREAD_SENDER: Mutex<HashMap<ThreadId, Box<SendFnOnce>>> = Default::default();
[INFO] [stderr]    |                                                           ^^^^^^^^^^ help: use `dyn`: `dyn SendFnOnce`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:44:15
[INFO] [stderr]    |
[INFO] [stderr] 44 |     Other(Box<std::error::Error>),
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:83:12
[INFO] [stderr]    |
[INFO] [stderr] 83 |     IO(Box<IOAble + 'a>),
[INFO] [stderr]    |            ^^^^^^^^^^^ help: use `dyn`: `dyn IOAble + 'a`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.61s
[INFO] running `"docker" "inspect" "bc0ee8ebcc4c1fc91e0e53b61f035a23d46fde35f36cc4e4c049d23bc9cf3a68"`
[INFO] running `"docker" "rm" "-f" "bc0ee8ebcc4c1fc91e0e53b61f035a23d46fde35f36cc4e4c049d23bc9cf3a68"`
[INFO] [stdout] bc0ee8ebcc4c1fc91e0e53b61f035a23d46fde35f36cc4e4c049d23bc9cf3a68
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/thin_main_loop/0.1.7:/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] 65e19e9d631bcb27cb0aa4436a0763744559a380561e631e39923f29e1de081a
[INFO] running `"docker" "start" "-a" "65e19e9d631bcb27cb0aa4436a0763744559a380561e631e39923f29e1de081a"`
[INFO] [stderr]    Compiling thin_main_loop v0.1.7 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/ruststd.rs:35:47
[INFO] [stderr]    |
[INFO] [stderr] 35 |     pub (crate) fn new() -> Result<(Self, Box<SendFnOnce>), MainLoopError> {
[INFO] [stderr]    |                                               ^^^^^^^^^^ help: use `dyn`: `dyn SendFnOnce`
[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/mainloop.rs:59:59
[INFO] [stderr]    |
[INFO] [stderr] 59 |     static ref THREAD_SENDER: Mutex<HashMap<ThreadId, Box<SendFnOnce>>> = Default::default();
[INFO] [stderr]    |                                                           ^^^^^^^^^^ help: use `dyn`: `dyn SendFnOnce`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:44:15
[INFO] [stderr]    |
[INFO] [stderr] 44 |     Other(Box<std::error::Error>),
[INFO] [stderr]    |               ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:83:12
[INFO] [stderr]    |
[INFO] [stderr] 83 |     IO(Box<IOAble + 'a>),
[INFO] [stderr]    |            ^^^^^^^^^^^ help: use `dyn`: `dyn IOAble + 'a`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.28s
[INFO] running `"docker" "inspect" "65e19e9d631bcb27cb0aa4436a0763744559a380561e631e39923f29e1de081a"`
[INFO] running `"docker" "rm" "-f" "65e19e9d631bcb27cb0aa4436a0763744559a380561e631e39923f29e1de081a"`
[INFO] [stdout] 65e19e9d631bcb27cb0aa4436a0763744559a380561e631e39923f29e1de081a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-5/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/thin_main_loop/0.1.7:/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] 4ad5b33479bc982e72d0c2d754c3a15e32db9a5655476c38c72bef289fd7910a
[INFO] running `"docker" "start" "-a" "4ad5b33479bc982e72d0c2d754c3a15e32db9a5655476c38c72bef289fd7910a"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/thin_main_loop-df1430da193da0a9
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test mainloop::asap_static ... ok
[INFO] [stdout] test mainloop::borrowed ... ok
[INFO] [stdout] test mainloop::thread_test ... ok
[INFO] [stdout] test mainloop::cancel_cb ... ok
[INFO] [stdout] test mainloop::panic_inside_cb ... ok
[INFO] [stdout] test mainloop::after ... ok
[INFO] [stdout] test mainloop::interval ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests thin_main_loop
[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" "4ad5b33479bc982e72d0c2d754c3a15e32db9a5655476c38c72bef289fd7910a"`
[INFO] running `"docker" "rm" "-f" "4ad5b33479bc982e72d0c2d754c3a15e32db9a5655476c38c72bef289fd7910a"`
[INFO] [stdout] 4ad5b33479bc982e72d0c2d754c3a15e32db9a5655476c38c72bef289fd7910a