[INFO] crate ref-cast-impl 0.2.6 is already in cache
[INFO] extracting crate ref-cast-impl 0.2.6 into work/ex/beta-1.38-1/sources/1.37.0/reg/ref-cast-impl/0.2.6
[INFO] extracting crate ref-cast-impl 0.2.6 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ref-cast-impl/0.2.6
[INFO] validating manifest of ref-cast-impl-0.2.6 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 ref-cast-impl-0.2.6 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 ref-cast-impl-0.2.6
[INFO] finished frobbing ref-cast-impl-0.2.6
[INFO] frobbed toml for ref-cast-impl-0.2.6 written to work/ex/beta-1.38-1/sources/1.37.0/reg/ref-cast-impl/0.2.6/Cargo.toml
[INFO] started frobbing ref-cast-impl-0.2.6
[INFO] finished frobbing ref-cast-impl-0.2.6
[INFO] frobbed toml for ref-cast-impl-0.2.6 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ref-cast-impl/0.2.6/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 ref-cast-impl-0.2.6 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/ref-cast-impl/0.2.6:/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] a09adc50ca506489d45c384861cd407bc9bc36231a34f3d61ba7cd0734e0c006
[INFO] running `"docker" "start" "-a" "a09adc50ca506489d45c384861cd407bc9bc36231a34f3d61ba7cd0734e0c006"`
[INFO] [stderr]    Compiling ref-cast-impl v0.2.6 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.31s
[INFO] running `"docker" "inspect" "a09adc50ca506489d45c384861cd407bc9bc36231a34f3d61ba7cd0734e0c006"`
[INFO] running `"docker" "rm" "-f" "a09adc50ca506489d45c384861cd407bc9bc36231a34f3d61ba7cd0734e0c006"`
[INFO] [stdout] a09adc50ca506489d45c384861cd407bc9bc36231a34f3d61ba7cd0734e0c006
[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/ref-cast-impl/0.2.6:/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] 9986f391423ef1cc514c03cfdbc01ad74204c6105af39d6185804ab34d800b1c
[INFO] running `"docker" "start" "-a" "9986f391423ef1cc514c03cfdbc01ad74204c6105af39d6185804ab34d800b1c"`
[INFO] [stderr]    Compiling ref-cast-impl v0.2.6 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `"docker" "inspect" "9986f391423ef1cc514c03cfdbc01ad74204c6105af39d6185804ab34d800b1c"`
[INFO] running `"docker" "rm" "-f" "9986f391423ef1cc514c03cfdbc01ad74204c6105af39d6185804ab34d800b1c"`
[INFO] [stdout] 9986f391423ef1cc514c03cfdbc01ad74204c6105af39d6185804ab34d800b1c
[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/ref-cast-impl/0.2.6:/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] c97aa038a771ce6cdaf34e160c596c8f5a049b7a498cc527d7943b54cada8691
[INFO] running `"docker" "start" "-a" "c97aa038a771ce6cdaf34e160c596c8f5a049b7a498cc527d7943b54cada8691"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ref_cast_impl-caa2ce90fbb4db37
[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 ref_cast_impl
[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" "c97aa038a771ce6cdaf34e160c596c8f5a049b7a498cc527d7943b54cada8691"`
[INFO] running `"docker" "rm" "-f" "c97aa038a771ce6cdaf34e160c596c8f5a049b7a498cc527d7943b54cada8691"`
[INFO] [stdout] c97aa038a771ce6cdaf34e160c596c8f5a049b7a498cc527d7943b54cada8691