[INFO] crate chainmail 0.2.0 is already in cache
[INFO] extracting crate chainmail 0.2.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/chainmail/0.2.0
[INFO] extracting crate chainmail 0.2.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/chainmail/0.2.0
[INFO] validating manifest of chainmail-0.2.0 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 chainmail-0.2.0 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 chainmail-0.2.0
[INFO] finished frobbing chainmail-0.2.0
[INFO] frobbed toml for chainmail-0.2.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/chainmail/0.2.0/Cargo.toml
[INFO] started frobbing chainmail-0.2.0
[INFO] finished frobbing chainmail-0.2.0
[INFO] frobbed toml for chainmail-0.2.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/chainmail/0.2.0/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 chainmail-0.2.0 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/chainmail/0.2.0:/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] 4c4f821548b56f9a40a31e765afe318b0715217c0590946a5db7d38716c991a9
[INFO] running `"docker" "start" "-a" "4c4f821548b56f9a40a31e765afe318b0715217c0590946a5db7d38716c991a9"`
[INFO] [stderr]    Compiling traitobject v0.0.1
[INFO] [stderr]    Compiling modifier v0.1.0
[INFO] [stderr]    Compiling unsafe-any v0.4.2
[INFO] [stderr]    Compiling error v0.1.9
[INFO] [stderr]    Compiling conduit-mime-types v0.7.3
[INFO] [stderr]    Compiling num_cpus v0.2.13
[INFO] [stderr]    Compiling hpack v0.2.0
[INFO] [stderr]    Compiling cookie v0.2.5
[INFO] [stderr]    Compiling typemap v0.3.3
[INFO] [stderr]    Compiling plugin v0.2.6
[INFO] [stderr]    Compiling solicit v0.4.4
[INFO] [stderr]    Compiling hyper v0.9.18
[INFO] [stderr]    Compiling iron v0.4.0
[INFO] [stderr]    Compiling chainmail v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/strategy.rs:27:32
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn 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/lib.rs:21:41
[INFO] [stderr]    |
[INFO] [stderr] 21 |     strategies: HashMap<String, Arc<Box<Strategy<T> + Send + Sync>>>,
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Strategy<T> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:22:37
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub failure_handler: Option<Box<Handler>>,
[INFO] [stderr]    |                                     ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:72:52
[INFO] [stderr]    |
[INFO] [stderr] 72 |     pub fn new(strategies: HashMap<String, Arc<Box<Strategy<T> + Send + Sync>>>)
[INFO] [stderr]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Strategy<T> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:99:34
[INFO] [stderr]    |
[INFO] [stderr] 99 |     fn around(self, handler: Box<Handler>) -> Box<Handler> {
[INFO] [stderr]    |                                  ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:99:51
[INFO] [stderr]    |
[INFO] [stderr] 99 |     fn around(self, handler: Box<Handler>) -> Box<Handler> {
[INFO] [stderr]    |                                                   ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:103:19
[INFO] [stderr]     |
[INFO] [stderr] 103 |         }) as Box<Handler>
[INFO] [stderr]     |                   ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.68s
[INFO] running `"docker" "inspect" "4c4f821548b56f9a40a31e765afe318b0715217c0590946a5db7d38716c991a9"`
[INFO] running `"docker" "rm" "-f" "4c4f821548b56f9a40a31e765afe318b0715217c0590946a5db7d38716c991a9"`
[INFO] [stdout] 4c4f821548b56f9a40a31e765afe318b0715217c0590946a5db7d38716c991a9
[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/chainmail/0.2.0:/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] 41f3246a76d65cd0b0da64206bd8340b93bcb528c059decdde9dffc88bd625ef
[INFO] running `"docker" "start" "-a" "41f3246a76d65cd0b0da64206bd8340b93bcb528c059decdde9dffc88bd625ef"`
[INFO] [stderr]    Compiling chainmail v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/strategy.rs:27:32
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn cause(&self) -> Option<&Error> {
[INFO] [stderr]    |                                ^^^^^ help: use `dyn`: `dyn 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/lib.rs:21:41
[INFO] [stderr]    |
[INFO] [stderr] 21 |     strategies: HashMap<String, Arc<Box<Strategy<T> + Send + Sync>>>,
[INFO] [stderr]    |                                         ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Strategy<T> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:22:37
[INFO] [stderr]    |
[INFO] [stderr] 22 |     pub failure_handler: Option<Box<Handler>>,
[INFO] [stderr]    |                                     ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:72:52
[INFO] [stderr]    |
[INFO] [stderr] 72 |     pub fn new(strategies: HashMap<String, Arc<Box<Strategy<T> + Send + Sync>>>)
[INFO] [stderr]    |                                                    ^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Strategy<T> + Send + Sync`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:99:34
[INFO] [stderr]    |
[INFO] [stderr] 99 |     fn around(self, handler: Box<Handler>) -> Box<Handler> {
[INFO] [stderr]    |                                  ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/lib.rs:99:51
[INFO] [stderr]    |
[INFO] [stderr] 99 |     fn around(self, handler: Box<Handler>) -> Box<Handler> {
[INFO] [stderr]    |                                                   ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:103:19
[INFO] [stderr]     |
[INFO] [stderr] 103 |         }) as Box<Handler>
[INFO] [stderr]     |                   ^^^^^^^ help: use `dyn`: `dyn Handler`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `"docker" "inspect" "41f3246a76d65cd0b0da64206bd8340b93bcb528c059decdde9dffc88bd625ef"`
[INFO] running `"docker" "rm" "-f" "41f3246a76d65cd0b0da64206bd8340b93bcb528c059decdde9dffc88bd625ef"`
[INFO] [stdout] 41f3246a76d65cd0b0da64206bd8340b93bcb528c059decdde9dffc88bd625ef
[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/chainmail/0.2.0:/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] 39579d937e27377cfd2356cd38add4f0aeffc13a2db3d6dacecbc8847298a292
[INFO] running `"docker" "start" "-a" "39579d937e27377cfd2356cd38add4f0aeffc13a2db3d6dacecbc8847298a292"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/chainmail-3e82f87e03baa468
[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] [stderr]    Doc-tests chainmail
[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" "39579d937e27377cfd2356cd38add4f0aeffc13a2db3d6dacecbc8847298a292"`
[INFO] running `"docker" "rm" "-f" "39579d937e27377cfd2356cd38add4f0aeffc13a2db3d6dacecbc8847298a292"`
[INFO] [stdout] 39579d937e27377cfd2356cd38add4f0aeffc13a2db3d6dacecbc8847298a292