[INFO] crate build_compile 0.2.0 is already in cache
[INFO] extracting crate build_compile 0.2.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/build_compile/0.2.0
[INFO] extracting crate build_compile 0.2.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/build_compile/0.2.0
[INFO] validating manifest of build_compile-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 build_compile-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 build_compile-0.2.0
[INFO] finished frobbing build_compile-0.2.0
[INFO] frobbed toml for build_compile-0.2.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/build_compile/0.2.0/Cargo.toml
[INFO] started frobbing build_compile-0.2.0
[INFO] finished frobbing build_compile-0.2.0
[INFO] frobbed toml for build_compile-0.2.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/build_compile/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 build_compile-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-2/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/build_compile/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] 668c1c63b044cda2d5fccf4dc0e390d9d36c3bb538535bf2c3ed1c866d7db8f9
[INFO] running `"docker" "start" "-a" "668c1c63b044cda2d5fccf4dc0e390d9d36c3bb538535bf2c3ed1c866d7db8f9"`
[INFO] [stderr]    Compiling build_compile v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/filetext.rs:73:51
[INFO] [stderr]    |
[INFO] [stderr] 73 |     pub fn highlight(&self, span: Span, out: &mut Write) -> io::Result<()> {
[INFO] [stderr]    |                                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.44s
[INFO] running `"docker" "inspect" "668c1c63b044cda2d5fccf4dc0e390d9d36c3bb538535bf2c3ed1c866d7db8f9"`
[INFO] running `"docker" "rm" "-f" "668c1c63b044cda2d5fccf4dc0e390d9d36c3bb538535bf2c3ed1c866d7db8f9"`
[INFO] [stdout] 668c1c63b044cda2d5fccf4dc0e390d9d36c3bb538535bf2c3ed1c866d7db8f9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/build_compile/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] 6f69347fa0d1c1045fa999489088ec6ed103e1135eadf8c8c370014d2285bd19
[INFO] running `"docker" "start" "-a" "6f69347fa0d1c1045fa999489088ec6ed103e1135eadf8c8c370014d2285bd19"`
[INFO] [stderr]    Compiling build_compile v0.2.0 (/opt/crater/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> src/filetext.rs:73:51
[INFO] [stderr]    |
[INFO] [stderr] 73 |     pub fn highlight(&self, span: Span, out: &mut Write) -> io::Result<()> {
[INFO] [stderr]    |                                                   ^^^^^ help: use `dyn`: `dyn Write`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.41s
[INFO] running `"docker" "inspect" "6f69347fa0d1c1045fa999489088ec6ed103e1135eadf8c8c370014d2285bd19"`
[INFO] running `"docker" "rm" "-f" "6f69347fa0d1c1045fa999489088ec6ed103e1135eadf8c8c370014d2285bd19"`
[INFO] [stdout] 6f69347fa0d1c1045fa999489088ec6ed103e1135eadf8c8c370014d2285bd19
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/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/build_compile/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] b046617435936591c098ff4b27e231ac10bb92e02911234edd538a4ae748f426
[INFO] running `"docker" "start" "-a" "b046617435936591c098ff4b27e231ac10bb92e02911234edd538a4ae748f426"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/build_compile-e77b8f0e9b07d68c
[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 build_compile
[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" "b046617435936591c098ff4b27e231ac10bb92e02911234edd538a4ae748f426"`
[INFO] running `"docker" "rm" "-f" "b046617435936591c098ff4b27e231ac10bb92e02911234edd538a4ae748f426"`
[INFO] [stdout] b046617435936591c098ff4b27e231ac10bb92e02911234edd538a4ae748f426