[INFO] crate rotor-stream 0.6.2 is already in cache
[INFO] extracting crate rotor-stream 0.6.2 into work/ex/beta-1.37-6/sources/1.36.0/reg/rotor-stream/0.6.2
[INFO] extracting crate rotor-stream 0.6.2 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/rotor-stream/0.6.2
[INFO] validating manifest of rotor-stream-0.6.2 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 rotor-stream-0.6.2 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 rotor-stream-0.6.2
[INFO] finished frobbing rotor-stream-0.6.2
[INFO] frobbed toml for rotor-stream-0.6.2 written to work/ex/beta-1.37-6/sources/1.36.0/reg/rotor-stream/0.6.2/Cargo.toml
[INFO] started frobbing rotor-stream-0.6.2
[INFO] finished frobbing rotor-stream-0.6.2
[INFO] frobbed toml for rotor-stream-0.6.2 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/rotor-stream/0.6.2/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 rotor-stream-0.6.2 against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/rotor-stream/0.6.2:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 2027b7e5195b2f4049d06ad965252254eac76b2b9bd0b915c6c47ed73cb81647
[INFO] running `"docker" "start" "-a" "2027b7e5195b2f4049d06ad965252254eac76b2b9bd0b915c6c47ed73cb81647"`
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling winapi v0.2.8
[INFO] [stderr]    Compiling bitflags v0.4.0
[INFO] [stderr]    Compiling slab v0.1.3
[INFO] [stderr]    Compiling bytes v0.3.0
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling quick-error v0.2.2
[INFO] [stderr]    Compiling netbuf v0.3.8
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling nix v0.5.1
[INFO] [stderr]    Compiling memchr v0.1.11
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling ws2_32-sys v0.2.1
[INFO] [stderr]    Compiling miow v0.1.5
[INFO] [stderr]    Compiling mio v0.5.1
[INFO] [stderr]    Compiling rotor v0.6.3
[INFO] [stderr]    Compiling rotor-tools v0.3.2
[INFO] [stderr]    Compiling rotor-stream v0.6.2 (/opt/crater/workdir)
[INFO] [stderr] warning: private struct constructors are not usable through re-exports in outer modules
[INFO] [stderr]    --> src/persistent.rs:242:13
[INFO] [stderr]     |
[INFO] [stderr] 242 |             Persistent(self.0.clone(), self.1.clone(), Fsm::Idle)
[INFO] [stderr]     |             ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(legacy_constructor_visibility)] on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #39207 <https://github.com/rust-lang/rust/issues/39207>
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]  --> src/persistent.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::error::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.75s
[INFO] running `"docker" "inspect" "2027b7e5195b2f4049d06ad965252254eac76b2b9bd0b915c6c47ed73cb81647"`
[INFO] running `"docker" "rm" "-f" "2027b7e5195b2f4049d06ad965252254eac76b2b9bd0b915c6c47ed73cb81647"`
[INFO] [stdout] 2027b7e5195b2f4049d06ad965252254eac76b2b9bd0b915c6c47ed73cb81647
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/rotor-stream/0.6.2:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 730b5b83ac5928b76b8d83d05b4eeb63aa27e604f28e6a95588d688443b22c7c
[INFO] running `"docker" "start" "-a" "730b5b83ac5928b76b8d83d05b4eeb63aa27e604f28e6a95588d688443b22c7c"`
[INFO] [stderr]    Compiling regex-syntax v0.3.9
[INFO] [stderr]    Compiling utf8-ranges v0.1.3
[INFO] [stderr]    Compiling bitflags v0.3.3
[INFO] [stderr]    Compiling argparse v0.2.2
[INFO] [stderr]    Compiling thread-id v2.0.0
[INFO] [stderr]    Compiling aho-corasick v0.5.3
[INFO] [stderr]    Compiling nix v0.4.3
[INFO] [stderr]    Compiling thread_local v0.2.7
[INFO] [stderr]    Compiling regex v0.1.80
[INFO] [stderr]    Compiling env_logger v0.3.5
[INFO] [stderr]    Compiling rotor-stream v0.6.2 (/opt/crater/workdir)
[INFO] [stderr] warning: private struct constructors are not usable through re-exports in outer modules
[INFO] [stderr]    --> src/persistent.rs:242:13
[INFO] [stderr]     |
[INFO] [stderr] 242 |             Persistent(self.0.clone(), self.1.clone(), Fsm::Idle)
[INFO] [stderr]     |             ^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(legacy_constructor_visibility)] on by default
[INFO] [stderr]     = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release!
[INFO] [stderr]     = note: for more information, see issue #39207 <https://github.com/rust-lang/rust/issues/39207>
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::error::Error`
[INFO] [stderr]  --> src/persistent.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::error::Error;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(unused_imports)] on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.25s
[INFO] running `"docker" "inspect" "730b5b83ac5928b76b8d83d05b4eeb63aa27e604f28e6a95588d688443b22c7c"`
[INFO] running `"docker" "rm" "-f" "730b5b83ac5928b76b8d83d05b4eeb63aa27e604f28e6a95588d688443b22c7c"`
[INFO] [stdout] 730b5b83ac5928b76b8d83d05b4eeb63aa27e604f28e6a95588d688443b22c7c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/reg/rotor-stream/0.6.2:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] ed06b8e6a410d87f878f697a134d997226aee62658e5daf20413aa6572d69d89
[INFO] running `"docker" "start" "-a" "ed06b8e6a410d87f878f697a134d997226aee62658e5daf20413aa6572d69d89"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rotor_stream-90de0059946f7a90
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test substr::test::end ... ok
[INFO] [stdout] test substr::test::middle ... ok
[INFO] [stdout] test substr::test::partial ... ok
[INFO] [stderr]    Doc-tests rotor_stream
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 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 - Intent (line 125) ... ignored
[INFO] [stdout] test src/lib.rs - Intent (line 131) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "ed06b8e6a410d87f878f697a134d997226aee62658e5daf20413aa6572d69d89"`
[INFO] running `"docker" "rm" "-f" "ed06b8e6a410d87f878f697a134d997226aee62658e5daf20413aa6572d69d89"`
[INFO] [stdout] ed06b8e6a410d87f878f697a134d997226aee62658e5daf20413aa6572d69d89