[INFO] crate mdrv 0.0.5 is already in cache
[INFO] extracting crate mdrv 0.0.5 into work/ex/beta-1.38-1/sources/1.37.0/reg/mdrv/0.0.5
[INFO] extracting crate mdrv 0.0.5 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mdrv/0.0.5
[INFO] validating manifest of mdrv-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 mdrv-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 mdrv-0.0.5
[INFO] finished frobbing mdrv-0.0.5
[INFO] frobbed toml for mdrv-0.0.5 written to work/ex/beta-1.38-1/sources/1.37.0/reg/mdrv/0.0.5/Cargo.toml
[INFO] started frobbing mdrv-0.0.5
[INFO] finished frobbing mdrv-0.0.5
[INFO] frobbed toml for mdrv-0.0.5 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mdrv/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 mdrv-0.0.5 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-0/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/mdrv/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 16ebeec66ea8ea3ee2c996d1be6d27ac7278620fa9658cdf8f9d27964cc07775
[INFO] running `"docker" "start" "-a" "16ebeec66ea8ea3ee2c996d1be6d27ac7278620fa9658cdf8f9d27964cc07775"`
[INFO] [stderr]    Compiling mdrv v0.0.5 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:27:32
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[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/error.rs:39:35
[INFO] [stderr]    |
[INFO] [stderr] 39 |         write!(f, "{}", (self as &error::Error).description())
[INFO] [stderr]    |                                   ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:59:32
[INFO] [stderr]    |
[INFO] [stderr] 59 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:66:35
[INFO] [stderr]    |
[INFO] [stderr] 66 |         write!(f, "{}", (self as &error::Error).description())
[INFO] [stderr]    |                                   ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/channel.rs:33:32
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]    |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/channel.rs:44:35
[INFO] [stderr]    |
[INFO] [stderr] 44 |         write!(f, "{}", (self as &StdError).description())
[INFO] [stderr]    |                                   ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/channel.rs:64:32
[INFO] [stderr]    |
[INFO] [stderr] 64 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]    |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/channel.rs:75:35
[INFO] [stderr]    |
[INFO] [stderr] 75 |         write!(f, "{}", (self as &StdError).description())
[INFO] [stderr]    |                                   ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/proxy.rs:45:32
[INFO] [stderr]    |
[INFO] [stderr] 45 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]    |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/proxy.rs:54:35
[INFO] [stderr]    |
[INFO] [stderr] 54 |         write!(f, "{}", (self as &StdError).description())
[INFO] [stderr]    |                                   ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.32s
[INFO] running `"docker" "inspect" "16ebeec66ea8ea3ee2c996d1be6d27ac7278620fa9658cdf8f9d27964cc07775"`
[INFO] running `"docker" "rm" "-f" "16ebeec66ea8ea3ee2c996d1be6d27ac7278620fa9658cdf8f9d27964cc07775"`
[INFO] [stdout] 16ebeec66ea8ea3ee2c996d1be6d27ac7278620fa9658cdf8f9d27964cc07775
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/mdrv/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] f86c36bd044e29ce78aef7dc80120458c6096d747e745c379cdd7b63700dcc22
[INFO] running `"docker" "start" "-a" "f86c36bd044e29ce78aef7dc80120458c6096d747e745c379cdd7b63700dcc22"`
[INFO] [stderr]    Compiling mdrv v0.0.5 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:27:32
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[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/error.rs:39:35
[INFO] [stderr]    |
[INFO] [stderr] 39 |         write!(f, "{}", (self as &error::Error).description())
[INFO] [stderr]    |                                   ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:59:32
[INFO] [stderr]    |
[INFO] [stderr] 59 |     fn cause(&self) -> Option<&error::Error> {
[INFO] [stderr]    |                                ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/error.rs:66:35
[INFO] [stderr]    |
[INFO] [stderr] 66 |         write!(f, "{}", (self as &error::Error).description())
[INFO] [stderr]    |                                   ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/channel.rs:33:32
[INFO] [stderr]    |
[INFO] [stderr] 33 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]    |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/channel.rs:44:35
[INFO] [stderr]    |
[INFO] [stderr] 44 |         write!(f, "{}", (self as &StdError).description())
[INFO] [stderr]    |                                   ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/channel.rs:64:32
[INFO] [stderr]    |
[INFO] [stderr] 64 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]    |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/channel.rs:75:35
[INFO] [stderr]    |
[INFO] [stderr] 75 |         write!(f, "{}", (self as &StdError).description())
[INFO] [stderr]    |                                   ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/proxy.rs:45:32
[INFO] [stderr]    |
[INFO] [stderr] 45 |     fn cause(&self) -> Option<&StdError> {
[INFO] [stderr]    |                                ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/proxy.rs:54:35
[INFO] [stderr]    |
[INFO] [stderr] 54 |         write!(f, "{}", (self as &StdError).description())
[INFO] [stderr]    |                                   ^^^^^^^^ help: use `dyn`: `dyn StdError`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.35s
[INFO] running `"docker" "inspect" "f86c36bd044e29ce78aef7dc80120458c6096d747e745c379cdd7b63700dcc22"`
[INFO] running `"docker" "rm" "-f" "f86c36bd044e29ce78aef7dc80120458c6096d747e745c379cdd7b63700dcc22"`
[INFO] [stdout] f86c36bd044e29ce78aef7dc80120458c6096d747e745c379cdd7b63700dcc22
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-0/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/mdrv/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 035886ccefdf0c5643fb29ef6b53482e42f3bff2b47f082bfb930b17af08cdfc
[INFO] running `"docker" "start" "-a" "035886ccefdf0c5643fb29ef6b53482e42f3bff2b47f082bfb930b17af08cdfc"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mdrv-67fe3796a2264c56
[INFO] [stdout] 
[INFO] [stdout] running 17 tests
[INFO] [stdout] test channel::test::close_send ... ok
[INFO] [stdout] test channel::test::send_recv ... ok
[INFO] [stdout] test channel::test::send_pollrecv ... ok
[INFO] [stdout] test channel::test::multiple_polls ... ok
[INFO] [stdout] test event_loop::test::attach_detach ... ok
[INFO] [stdout] test proxy::test::ids_decode ... ok
[INFO] [stdout] test proxy::test::ids_encode ... ok
[INFO] [stdout] test proxy_handle::test::handle_close_after ... ok
[INFO] [stdout] test channel::test::send_close_poll_wait ... ok
[INFO] [stdout] test channel::test::send_close_poll_recv ... ok
[INFO] [stdout] test channel::test::send_poll_recv_close ... ok
[INFO] [stdout] test driver::test::add_remove ... ok
[INFO] [stdout] test driver::test::add_remove_multiple ... ok
[INFO] [stdout] test proxy_handle::test::handle_close_before ... ok
[INFO] [stdout] test proxy_handle::test::handle_drop ... ok
[INFO] [stdout] test event_loop::test::terminate ... ok
[INFO] [stdout] test event_loop::test::run ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 17 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mdrv
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 25) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "035886ccefdf0c5643fb29ef6b53482e42f3bff2b47f082bfb930b17af08cdfc"`
[INFO] running `"docker" "rm" "-f" "035886ccefdf0c5643fb29ef6b53482e42f3bff2b47f082bfb930b17af08cdfc"`
[INFO] [stdout] 035886ccefdf0c5643fb29ef6b53482e42f3bff2b47f082bfb930b17af08cdfc