[INFO] crate libz-sys 1.0.25 is already in cache
[INFO] extracting crate libz-sys 1.0.25 into work/ex/beta-1.38-1/sources/1.37.0/reg/libz-sys/1.0.25
[INFO] extracting crate libz-sys 1.0.25 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/libz-sys/1.0.25
[INFO] validating manifest of libz-sys-1.0.25 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 libz-sys-1.0.25 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 libz-sys-1.0.25
[INFO] finished frobbing libz-sys-1.0.25
[INFO] frobbed toml for libz-sys-1.0.25 written to work/ex/beta-1.38-1/sources/1.37.0/reg/libz-sys/1.0.25/Cargo.toml
[INFO] started frobbing libz-sys-1.0.25
[INFO] finished frobbing libz-sys-1.0.25
[INFO] frobbed toml for libz-sys-1.0.25 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/libz-sys/1.0.25/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 libz-sys-1.0.25 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-6/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/libz-sys/1.0.25:/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] 827180b32393f9c23353bb884d294704d6cb7d69fada6fdfc1eb59b3fa1e87d1
[INFO] running `"docker" "start" "-a" "827180b32393f9c23353bb884d294704d6cb7d69fada6fdfc1eb59b3fa1e87d1"`
[INFO] [stderr]    Compiling libz-sys v1.0.25 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.87s
[INFO] running `"docker" "inspect" "827180b32393f9c23353bb884d294704d6cb7d69fada6fdfc1eb59b3fa1e87d1"`
[INFO] running `"docker" "rm" "-f" "827180b32393f9c23353bb884d294704d6cb7d69fada6fdfc1eb59b3fa1e87d1"`
[INFO] [stdout] 827180b32393f9c23353bb884d294704d6cb7d69fada6fdfc1eb59b3fa1e87d1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/libz-sys/1.0.25:/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] 6008c217109846d8373402559f40af3d19ab941da80c34dffdee1d9388b2d93e
[INFO] running `"docker" "start" "-a" "6008c217109846d8373402559f40af3d19ab941da80c34dffdee1d9388b2d93e"`
[INFO] [stderr]    Compiling libz-sys v1.0.25 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.58s
[INFO] running `"docker" "inspect" "6008c217109846d8373402559f40af3d19ab941da80c34dffdee1d9388b2d93e"`
[INFO] running `"docker" "rm" "-f" "6008c217109846d8373402559f40af3d19ab941da80c34dffdee1d9388b2d93e"`
[INFO] [stdout] 6008c217109846d8373402559f40af3d19ab941da80c34dffdee1d9388b2d93e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/libz-sys/1.0.25:/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] 06ea32b0707cd9f23323ca9cfb1721ca986a35bb05e817b0b3236b132a61b0d0
[INFO] running `"docker" "start" "-a" "06ea32b0707cd9f23323ca9cfb1721ca986a35bb05e817b0b3236b132a61b0d0"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/libz_sys-87f16e5c281a07ae
[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 libz-sys
[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" "06ea32b0707cd9f23323ca9cfb1721ca986a35bb05e817b0b3236b132a61b0d0"`
[INFO] running `"docker" "rm" "-f" "06ea32b0707cd9f23323ca9cfb1721ca986a35bb05e817b0b3236b132a61b0d0"`
[INFO] [stdout] 06ea32b0707cd9f23323ca9cfb1721ca986a35bb05e817b0b3236b132a61b0d0