[INFO] crate traitcast_core 0.2.0 is already in cache
[INFO] extracting crate traitcast_core 0.2.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/traitcast_core/0.2.0
[INFO] extracting crate traitcast_core 0.2.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/traitcast_core/0.2.0
[INFO] validating manifest of traitcast_core-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 traitcast_core-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 traitcast_core-0.2.0
[INFO] finished frobbing traitcast_core-0.2.0
[INFO] frobbed toml for traitcast_core-0.2.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/traitcast_core/0.2.0/Cargo.toml
[INFO] started frobbing traitcast_core-0.2.0
[INFO] finished frobbing traitcast_core-0.2.0
[INFO] frobbed toml for traitcast_core-0.2.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/traitcast_core/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 traitcast_core-0.2.0 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-3/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/traitcast_core/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] cff2ebeebf76cd12949b3bafb3d7f3630ba2c789953bd58824fd80fabf0c4c6d
[INFO] running `"docker" "start" "-a" "cff2ebeebf76cd12949b3bafb3d7f3630ba2c789953bd58824fd80fabf0c4c6d"`
[INFO] [stderr]    Compiling traitcast_core v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:140:26
[INFO] [stderr]     |
[INFO] [stderr] 140 |     pub cast_box: fn(Box<Any>) -> Result<Box<DynTrait>, Box<Any>>,
[INFO] [stderr]     |                          ^^^ help: use `dyn`: `dyn Any`
[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:140:61
[INFO] [stderr]     |
[INFO] [stderr] 140 |     pub cast_box: fn(Box<Any>) -> Result<Box<DynTrait>, Box<Any>>,
[INFO] [stderr]     |                                                             ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `"docker" "inspect" "cff2ebeebf76cd12949b3bafb3d7f3630ba2c789953bd58824fd80fabf0c4c6d"`
[INFO] running `"docker" "rm" "-f" "cff2ebeebf76cd12949b3bafb3d7f3630ba2c789953bd58824fd80fabf0c4c6d"`
[INFO] [stdout] cff2ebeebf76cd12949b3bafb3d7f3630ba2c789953bd58824fd80fabf0c4c6d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/traitcast_core/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 94275b71dc66eed392bc7984cfbcc97385ef94f8257edf881fe9c0bd625e3a3c
[INFO] running `"docker" "start" "-a" "94275b71dc66eed392bc7984cfbcc97385ef94f8257edf881fe9c0bd625e3a3c"`
[INFO] [stderr]    Compiling syn v1.0.3
[INFO] [stderr]    Compiling inventory-impl v0.1.4
[INFO] [stderr]    Compiling ghost v0.1.1
[INFO] [stderr]    Compiling ctor v0.1.10
[INFO] [stderr]    Compiling inventory v0.1.4
[INFO] [stderr]    Compiling traitcast_core v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/lib.rs:140:26
[INFO] [stderr]     |
[INFO] [stderr] 140 |     pub cast_box: fn(Box<Any>) -> Result<Box<DynTrait>, Box<Any>>,
[INFO] [stderr]     |                          ^^^ help: use `dyn`: `dyn Any`
[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:140:61
[INFO] [stderr]     |
[INFO] [stderr] 140 |     pub cast_box: fn(Box<Any>) -> Result<Box<DynTrait>, Box<Any>>,
[INFO] [stderr]     |                                                             ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.51s
[INFO] running `"docker" "inspect" "94275b71dc66eed392bc7984cfbcc97385ef94f8257edf881fe9c0bd625e3a3c"`
[INFO] running `"docker" "rm" "-f" "94275b71dc66eed392bc7984cfbcc97385ef94f8257edf881fe9c0bd625e3a3c"`
[INFO] [stdout] 94275b71dc66eed392bc7984cfbcc97385ef94f8257edf881fe9c0bd625e3a3c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/traitcast_core/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] cedd3bc71434599d6effc2b469904db2752651be04aa730faa2ff62b96b1e48f
[INFO] running `"docker" "start" "-a" "cedd3bc71434599d6effc2b469904db2752651be04aa730faa2ff62b96b1e48f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/traitcast_core-3b253fe0196d3688
[INFO] [stderr]    Doc-tests traitcast_core
[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] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - impl_entry (line 218) ... 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" "cedd3bc71434599d6effc2b469904db2752651be04aa730faa2ff62b96b1e48f"`
[INFO] running `"docker" "rm" "-f" "cedd3bc71434599d6effc2b469904db2752651be04aa730faa2ff62b96b1e48f"`
[INFO] [stdout] cedd3bc71434599d6effc2b469904db2752651be04aa730faa2ff62b96b1e48f