[INFO] crate rr-mux 0.7.1 is already in cache
[INFO] extracting crate rr-mux 0.7.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/rr-mux/0.7.1
[INFO] extracting crate rr-mux 0.7.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rr-mux/0.7.1
[INFO] validating manifest of rr-mux-0.7.1 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 rr-mux-0.7.1 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 rr-mux-0.7.1
[INFO] finished frobbing rr-mux-0.7.1
[INFO] frobbed toml for rr-mux-0.7.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/rr-mux/0.7.1/Cargo.toml
[INFO] started frobbing rr-mux-0.7.1
[INFO] finished frobbing rr-mux-0.7.1
[INFO] frobbed toml for rr-mux-0.7.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/rr-mux/0.7.1/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 rr-mux-0.7.1 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-1/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/rr-mux/0.7.1:/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] f8676d0f9ca43e88259d278862b010e28197d3aab254f435c4dbe4a285e67bbb
[INFO] running `"docker" "start" "-a" "f8676d0f9ca43e88259d278862b010e28197d3aab254f435c4dbe4a285e67bbb"`
[INFO] [stderr]    Compiling darling_core v0.9.0
[INFO] [stderr]    Compiling darling_macro v0.9.0
[INFO] [stderr]    Compiling darling v0.9.0
[INFO] [stderr]    Compiling derive_builder_core v0.5.0
[INFO] [stderr]    Compiling derive_builder v0.7.2
[INFO] [stderr]    Compiling rr-mux v0.7.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/connector.rs:15:14
[INFO] [stderr]    |
[INFO] [stderr] 15 |     ) -> Box<Future<Item = (Resp, Ctx), Error = E> + Send + 'static>;
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (Resp, Ctx), Error = E> + Send + 'static`
[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/connector.rs:20:14
[INFO] [stderr]    |
[INFO] [stderr] 20 |     ) -> Box<Future<Item = (), Error = E> + Send + 'static>;
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = E> + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/mux.rs:121:14
[INFO] [stderr]     |
[INFO] [stderr] 121 |     ) -> Box<Future<Item = (Resp, Ctx), Error = E> + Send + 'static> {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (Resp, Ctx), Error = E> + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/mux.rs:150:14
[INFO] [stderr]     |
[INFO] [stderr] 150 |     ) -> Box<Future<Item = (), Error = E> + Send + 'static> {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = E> + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mapped.rs:95:14
[INFO] [stderr]    |
[INFO] [stderr] 95 |     ) -> Box<Future<Item = (MappedResp, Ctx), Error = E> + Send + 'static> {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (MappedResp, Ctx), Error = E> + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/mapped.rs:108:14
[INFO] [stderr]     |
[INFO] [stderr] 108 |     ) -> Box<Future<Item = (), Error = E> + Send + 'static> {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = E> + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/mock.rs:162:14
[INFO] [stderr]     |
[INFO] [stderr] 162 |     ) -> Box<Future<Item = (Resp, Ctx), Error = E> + Send + 'static> {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (Resp, Ctx), Error = E> + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/mock.rs:187:14
[INFO] [stderr]     |
[INFO] [stderr] 187 |     ) -> Box<Future<Item = (), Error = E> + Send + 'static> {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = E> + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/wire.rs:175:14
[INFO] [stderr]     |
[INFO] [stderr] 175 |     ) -> Box<Future<Item = (Resp, Ctx), Error = E> + Send + 'static> {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (Resp, Ctx), Error = E> + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/wire.rs:188:14
[INFO] [stderr]     |
[INFO] [stderr] 188 |     ) -> Box<Future<Item = (), Error = E> + Send + 'static> {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = E> + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.40s
[INFO] running `"docker" "inspect" "f8676d0f9ca43e88259d278862b010e28197d3aab254f435c4dbe4a285e67bbb"`
[INFO] running `"docker" "rm" "-f" "f8676d0f9ca43e88259d278862b010e28197d3aab254f435c4dbe4a285e67bbb"`
[INFO] [stdout] f8676d0f9ca43e88259d278862b010e28197d3aab254f435c4dbe4a285e67bbb
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/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/rr-mux/0.7.1:/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] 3d2951c95b80d189127c5ee595654594005f26b5de5e31699a348ccf7cb5b45f
[INFO] running `"docker" "start" "-a" "3d2951c95b80d189127c5ee595654594005f26b5de5e31699a348ccf7cb5b45f"`
[INFO] [stderr]    Compiling rr-mux v0.7.1 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/connector.rs:15:14
[INFO] [stderr]    |
[INFO] [stderr] 15 |     ) -> Box<Future<Item = (Resp, Ctx), Error = E> + Send + 'static>;
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (Resp, Ctx), Error = E> + Send + 'static`
[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/connector.rs:20:14
[INFO] [stderr]    |
[INFO] [stderr] 20 |     ) -> Box<Future<Item = (), Error = E> + Send + 'static>;
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = E> + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/mux.rs:121:14
[INFO] [stderr]     |
[INFO] [stderr] 121 |     ) -> Box<Future<Item = (Resp, Ctx), Error = E> + Send + 'static> {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (Resp, Ctx), Error = E> + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/mux.rs:150:14
[INFO] [stderr]     |
[INFO] [stderr] 150 |     ) -> Box<Future<Item = (), Error = E> + Send + 'static> {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = E> + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/mapped.rs:95:14
[INFO] [stderr]    |
[INFO] [stderr] 95 |     ) -> Box<Future<Item = (MappedResp, Ctx), Error = E> + Send + 'static> {
[INFO] [stderr]    |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (MappedResp, Ctx), Error = E> + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/mapped.rs:108:14
[INFO] [stderr]     |
[INFO] [stderr] 108 |     ) -> Box<Future<Item = (), Error = E> + Send + 'static> {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = E> + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/mock.rs:162:14
[INFO] [stderr]     |
[INFO] [stderr] 162 |     ) -> Box<Future<Item = (Resp, Ctx), Error = E> + Send + 'static> {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (Resp, Ctx), Error = E> + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/mock.rs:187:14
[INFO] [stderr]     |
[INFO] [stderr] 187 |     ) -> Box<Future<Item = (), Error = E> + Send + 'static> {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = E> + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/wire.rs:175:14
[INFO] [stderr]     |
[INFO] [stderr] 175 |     ) -> Box<Future<Item = (Resp, Ctx), Error = E> + Send + 'static> {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (Resp, Ctx), Error = E> + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/wire.rs:188:14
[INFO] [stderr]     |
[INFO] [stderr] 188 |     ) -> Box<Future<Item = (), Error = E> + Send + 'static> {
[INFO] [stderr]     |              ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Future<Item = (), Error = E> + Send + 'static`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.95s
[INFO] running `"docker" "inspect" "3d2951c95b80d189127c5ee595654594005f26b5de5e31699a348ccf7cb5b45f"`
[INFO] running `"docker" "rm" "-f" "3d2951c95b80d189127c5ee595654594005f26b5de5e31699a348ccf7cb5b45f"`
[INFO] [stdout] 3d2951c95b80d189127c5ee595654594005f26b5de5e31699a348ccf7cb5b45f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/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/rr-mux/0.7.1:/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] 8dbbb337d83411a166b28b8ae81666b8df3d8a140d80a26bb79fd0359e85eac0
[INFO] running `"docker" "start" "-a" "8dbbb337d83411a166b28b8ae81666b8df3d8a140d80a26bb79fd0359e85eac0"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rr_mux-be5c92758cd2917c
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test mapped::tests::test_mapping ... ok
[INFO] [stdout] test mux::tests::text_mux ... ok
[INFO] [stdout] test wire::tests::test_wiring ... 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 rr-mux
[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" "8dbbb337d83411a166b28b8ae81666b8df3d8a140d80a26bb79fd0359e85eac0"`
[INFO] running `"docker" "rm" "-f" "8dbbb337d83411a166b28b8ae81666b8df3d8a140d80a26bb79fd0359e85eac0"`
[INFO] [stdout] 8dbbb337d83411a166b28b8ae81666b8df3d8a140d80a26bb79fd0359e85eac0