[INFO] crate traitcast 0.5.0 is already in cache
[INFO] extracting crate traitcast 0.5.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/traitcast/0.5.0
[INFO] extracting crate traitcast 0.5.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/traitcast/0.5.0
[INFO] validating manifest of traitcast-0.5.0 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 traitcast-0.5.0 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 traitcast-0.5.0
[INFO] finished frobbing traitcast-0.5.0
[INFO] frobbed toml for traitcast-0.5.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/traitcast/0.5.0/Cargo.toml
[INFO] started frobbing traitcast-0.5.0
[INFO] finished frobbing traitcast-0.5.0
[INFO] frobbed toml for traitcast-0.5.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/traitcast/0.5.0/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 traitcast-0.5.0 against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/traitcast/0.5.0:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 70e2076e169f5bb648f0999031af071ca3cf9044503c79c27ecd0f946da93384
[INFO] running `"docker" "start" "-a" "70e2076e169f5bb648f0999031af071ca3cf9044503c79c27ecd0f946da93384"`
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling anymap v0.12.1
[INFO] [stderr]    Compiling ctor v0.1.9
[INFO] [stderr]    Compiling ghost v0.1.0
[INFO] [stderr]    Compiling inventory-impl v0.1.3
[INFO] [stderr]    Compiling inventory v0.1.3
[INFO] [stderr]    Compiling traitcast_core v0.2.0
[INFO] [stderr]    Compiling traitcast v0.5.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.22s
[INFO] running `"docker" "inspect" "70e2076e169f5bb648f0999031af071ca3cf9044503c79c27ecd0f946da93384"`
[INFO] running `"docker" "rm" "-f" "70e2076e169f5bb648f0999031af071ca3cf9044503c79c27ecd0f946da93384"`
[INFO] [stdout] 70e2076e169f5bb648f0999031af071ca3cf9044503c79c27ecd0f946da93384
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/traitcast/0.5.0:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 8561dc19b0edbbbf18537c8e82e3b1cf3ff7b04602f53c41ef41b741c6dda308
[INFO] running `"docker" "start" "-a" "8561dc19b0edbbbf18537c8e82e3b1cf3ff7b04602f53c41ef41b741c6dda308"`
[INFO] [stderr]    Compiling traitcast v0.5.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/tests.rs:68:20
[INFO] [stderr]    |
[INFO] [stderr] 68 |     let mut x: Box<Any> = Box::new(A { x: 0 });
[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/tests.rs:69:20
[INFO] [stderr]    |
[INFO] [stderr] 69 |     let mut y: Box<Any> = Box::new(B { y: 1 });
[INFO] [stderr]    |                    ^^^ help: use `dyn`: `dyn Any`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `"docker" "inspect" "8561dc19b0edbbbf18537c8e82e3b1cf3ff7b04602f53c41ef41b741c6dda308"`
[INFO] running `"docker" "rm" "-f" "8561dc19b0edbbbf18537c8e82e3b1cf3ff7b04602f53c41ef41b741c6dda308"`
[INFO] [stdout] 8561dc19b0edbbbf18537c8e82e3b1cf3ff7b04602f53c41ef41b741c6dda308
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/traitcast/0.5.0:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] bebb049b601a6e14df4d6c62d55338b1966e8ef781532e93f653f18f3f86afe7
[INFO] running `"docker" "start" "-a" "bebb049b601a6e14df4d6c62d55338b1966e8ef781532e93f653f18f3f86afe7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/traitcast-e75fc024d4207983
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test tests::test_traitcast ... ok
[INFO] [stderr]    Doc-tests traitcast
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs -  (line 18) ... ok
[INFO] [stdout] test src/lib.rs -  (line 6) ... ok
[INFO] [stdout] test src/lib.rs -  (line 45) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "bebb049b601a6e14df4d6c62d55338b1966e8ef781532e93f653f18f3f86afe7"`
[INFO] running `"docker" "rm" "-f" "bebb049b601a6e14df4d6c62d55338b1966e8ef781532e93f653f18f3f86afe7"`
[INFO] [stdout] bebb049b601a6e14df4d6c62d55338b1966e8ef781532e93f653f18f3f86afe7