[INFO] crate mash 0.1.2 is already in cache
[INFO] extracting crate mash 0.1.2 into work/ex/beta-1.38-1/sources/1.37.0/reg/mash/0.1.2
[INFO] extracting crate mash 0.1.2 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mash/0.1.2
[INFO] validating manifest of mash-0.1.2 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 mash-0.1.2 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 mash-0.1.2
[INFO] finished frobbing mash-0.1.2
[INFO] frobbed toml for mash-0.1.2 written to work/ex/beta-1.38-1/sources/1.37.0/reg/mash/0.1.2/Cargo.toml
[INFO] started frobbing mash-0.1.2
[INFO] finished frobbing mash-0.1.2
[INFO] frobbed toml for mash-0.1.2 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/mash/0.1.2/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 mash-0.1.2 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/mash/0.1.2:/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] f6c006ffb6a1ad4d718b806dc05aafeb19457146604c5c6ef7a682212f4ce5db
[INFO] running `"docker" "start" "-a" "f6c006ffb6a1ad4d718b806dc05aafeb19457146604c5c6ef7a682212f4ce5db"`
[INFO] [stderr]    Compiling tobj v0.1.10
[INFO] [stderr]    Compiling mash v0.1.2 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / error_chain! {
[INFO] [stderr] 4  | |     types {
[INFO] [stderr] 5  | |         Error, ErrorKind, ResultExt, Result;
[INFO] [stderr] 6  | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |     }
[INFO] [stderr] 25 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / error_chain! {
[INFO] [stderr] 4  | |     types {
[INFO] [stderr] 5  | |         Error, ErrorKind, ResultExt, Result;
[INFO] [stderr] 6  | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |     }
[INFO] [stderr] 25 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.90s
[INFO] running `"docker" "inspect" "f6c006ffb6a1ad4d718b806dc05aafeb19457146604c5c6ef7a682212f4ce5db"`
[INFO] running `"docker" "rm" "-f" "f6c006ffb6a1ad4d718b806dc05aafeb19457146604c5c6ef7a682212f4ce5db"`
[INFO] [stdout] f6c006ffb6a1ad4d718b806dc05aafeb19457146604c5c6ef7a682212f4ce5db
[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/mash/0.1.2:/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] b55cbe1914a7980fba1e38fa00a33ced2500cb8e68fe32a46c04a18570d10e38
[INFO] running `"docker" "start" "-a" "b55cbe1914a7980fba1e38fa00a33ced2500cb8e68fe32a46c04a18570d10e38"`
[INFO] [stderr]    Compiling mash v0.1.2 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `doors`
[INFO] [stderr]   --> examples/wavefront-world.rs:15:9
[INFO] [stderr]    |
[INFO] [stderr] 15 |     let doors: Vec<Model> = world.objects().filter(|o| o.name().contains("door")).map(|object| {
[INFO] [stderr]    |         ^^^^^ help: consider prefixing with an underscore: `_doors`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `half_world`
[INFO] [stderr]   --> examples/wavefront-world.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |     let half_world: Model = Model { mesh: half_triangles.collect() };
[INFO] [stderr]    |         ^^^^^^^^^^ help: consider prefixing with an underscore: `_half_world`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / error_chain! {
[INFO] [stderr] 4  | |     types {
[INFO] [stderr] 5  | |         Error, ErrorKind, ResultExt, Result;
[INFO] [stderr] 6  | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |     }
[INFO] [stderr] 25 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting
[INFO] [stderr]   --> src/errors.rs:3:1
[INFO] [stderr]    |
[INFO] [stderr] 3  | / error_chain! {
[INFO] [stderr] 4  | |     types {
[INFO] [stderr] 5  | |         Error, ErrorKind, ResultExt, Result;
[INFO] [stderr] 6  | |     }
[INFO] [stderr] ...  |
[INFO] [stderr] 24 | |     }
[INFO] [stderr] 25 | | }
[INFO] [stderr]    | |_^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this warning originates in a macro outside of the current crate (in Nightly builds, run with -Z external-macro-backtrace for more info)
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.37s
[INFO] running `"docker" "inspect" "b55cbe1914a7980fba1e38fa00a33ced2500cb8e68fe32a46c04a18570d10e38"`
[INFO] running `"docker" "rm" "-f" "b55cbe1914a7980fba1e38fa00a33ced2500cb8e68fe32a46c04a18570d10e38"`
[INFO] [stdout] b55cbe1914a7980fba1e38fa00a33ced2500cb8e68fe32a46c04a18570d10e38
[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/mash/0.1.2:/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] ce0737da309f1b6880c96bddaafd25f8bdb33ef5ff5d3611f2ec815ed0c517e9
[INFO] running `"docker" "start" "-a" "ce0737da309f1b6880c96bddaafd25f8bdb33ef5ff5d3611f2ec815ed0c517e9"`
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test build::test::can_build_cube ... ok
[INFO] [stdout] test model::test::can_enumerate_triangles ... ok
[INFO] [stdout] test load::wavefront::test::can_enumerate_objects ... ok
[INFO] [stdout] test model::test::can_build_out_of_triangles ... ok
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mash-d179ef42977bb31d
[INFO] [stdout] test load::wavefront::test::can_build_object ... ok
[INFO] [stdout] test load::wavefront::test::can_build_file ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests mash
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs -  (line 34) ... ok
[INFO] [stdout] test src/lib.rs -  (line 5) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "ce0737da309f1b6880c96bddaafd25f8bdb33ef5ff5d3611f2ec815ed0c517e9"`
[INFO] running `"docker" "rm" "-f" "ce0737da309f1b6880c96bddaafd25f8bdb33ef5ff5d3611f2ec815ed0c517e9"`
[INFO] [stdout] ce0737da309f1b6880c96bddaafd25f8bdb33ef5ff5d3611f2ec815ed0c517e9