[INFO] crate operational 0.0.5 is already in cache
[INFO] extracting crate operational 0.0.5 into work/ex/beta-1.38-1/sources/1.37.0/reg/operational/0.0.5
[INFO] extracting crate operational 0.0.5 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/operational/0.0.5
[INFO] validating manifest of operational-0.0.5 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 operational-0.0.5 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 operational-0.0.5
[INFO] finished frobbing operational-0.0.5
[INFO] frobbed toml for operational-0.0.5 written to work/ex/beta-1.38-1/sources/1.37.0/reg/operational/0.0.5/Cargo.toml
[INFO] started frobbing operational-0.0.5
[INFO] finished frobbing operational-0.0.5
[INFO] frobbed toml for operational-0.0.5 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/operational/0.0.5/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 operational-0.0.5 against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/operational/0.0.5:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] b87dd956c1969e3dd8a8309dc4a4fba0908a8599ae8ca7d99521f021c6285617
[INFO] running `"docker" "start" "-a" "b87dd956c1969e3dd8a8309dc4a4fba0908a8599ae8ca7d99521f021c6285617"`
[INFO] [stderr]    Compiling operational v0.0.5 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/kleisli.rs:11:25
[INFO] [stderr]    |
[INFO] [stderr] 11 |     deque: VecDeque<Box<Fn(Box<()>) -> Program<'a, I, ()> + 'a>>
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Box<()>) -> Program<'a, I, ()> + 'a`
[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/kleisli.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 |     -> Box<Fn(Box<()>) -> Program<'a, I, ()> + 'a> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Box<()>) -> Program<'a, I, ()> + 'a`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.36s
[INFO] running `"docker" "inspect" "b87dd956c1969e3dd8a8309dc4a4fba0908a8599ae8ca7d99521f021c6285617"`
[INFO] running `"docker" "rm" "-f" "b87dd956c1969e3dd8a8309dc4a4fba0908a8599ae8ca7d99521f021c6285617"`
[INFO] [stdout] b87dd956c1969e3dd8a8309dc4a4fba0908a8599ae8ca7d99521f021c6285617
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/operational/0.0.5:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 4c6efc852f003a83a0430f496241b07f435951ff24e76321e592c7966a32807b
[INFO] running `"docker" "start" "-a" "4c6efc852f003a83a0430f496241b07f435951ff24e76321e592c7966a32807b"`
[INFO] [stderr]    Compiling operational v0.0.5 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/kleisli.rs:11:25
[INFO] [stderr]    |
[INFO] [stderr] 11 |     deque: VecDeque<Box<Fn(Box<()>) -> Program<'a, I, ()> + 'a>>
[INFO] [stderr]    |                         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Box<()>) -> Program<'a, I, ()> + 'a`
[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/kleisli.rs:15:12
[INFO] [stderr]    |
[INFO] [stderr] 15 |     -> Box<Fn(Box<()>) -> Program<'a, I, ()> + 'a> {
[INFO] [stderr]    |            ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Box<()>) -> Program<'a, I, ()> + 'a`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.98s
[INFO] running `"docker" "inspect" "4c6efc852f003a83a0430f496241b07f435951ff24e76321e592c7966a32807b"`
[INFO] running `"docker" "rm" "-f" "4c6efc852f003a83a0430f496241b07f435951ff24e76321e592c7966a32807b"`
[INFO] [stdout] 4c6efc852f003a83a0430f496241b07f435951ff24e76321e592c7966a32807b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/operational/0.0.5:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 3cf2f19dcd390bdba20be5c24fd516e5daa78929e7eed8f9bde36fa92138d9d6
[INFO] running `"docker" "start" "-a" "3cf2f19dcd390bdba20be5c24fd516e5daa78929e7eed8f9bde36fa92138d9d6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/operational-c08114a7db839831
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test kleisli::kleisli_run_to_string ... ok
[INFO] [stdout] test kleisli::kleisli_run_plus_one ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests operational
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/kleisli.rs - kleisli::Kleisli::append (line 50) ... ok
[INFO] [stdout] test src/seq.rs - seq (line 5) ... ok
[INFO] [stdout] test src/kleisli.rs - kleisli::Kleisli::new (line 24) ... 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" "3cf2f19dcd390bdba20be5c24fd516e5daa78929e7eed8f9bde36fa92138d9d6"`
[INFO] running `"docker" "rm" "-f" "3cf2f19dcd390bdba20be5c24fd516e5daa78929e7eed8f9bde36fa92138d9d6"`
[INFO] [stdout] 3cf2f19dcd390bdba20be5c24fd516e5daa78929e7eed8f9bde36fa92138d9d6