[INFO] fetching crate cranelift-preopt 0.36.0...
[INFO] extracting crate cranelift-preopt 0.36.0 into work/ex/beta-1.37-6/sources/1.36.0/reg/cranelift-preopt/0.36.0
[INFO] extracting crate cranelift-preopt 0.36.0 into work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cranelift-preopt/0.36.0
[INFO] validating manifest of cranelift-preopt-0.36.0 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 cranelift-preopt-0.36.0 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 cranelift-preopt-0.36.0
[INFO] finished frobbing cranelift-preopt-0.36.0
[INFO] frobbed toml for cranelift-preopt-0.36.0 written to work/ex/beta-1.37-6/sources/1.36.0/reg/cranelift-preopt/0.36.0/Cargo.toml
[INFO] started frobbing cranelift-preopt-0.36.0
[INFO] finished frobbing cranelift-preopt-0.36.0
[INFO] frobbed toml for cranelift-preopt-0.36.0 written to work/ex/beta-1.37-6/sources/beta-2019-07-23/reg/cranelift-preopt/0.36.0/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 cranelift-preopt-0.36.0 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-0/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/cranelift-preopt/0.36.0:/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] 991179b32d21a76b695bdc216d8f0d0106ce4542984a03181ea355796b1a242e
[INFO] running `"docker" "start" "-a" "991179b32d21a76b695bdc216d8f0d0106ce4542984a03181ea355796b1a242e"`
[INFO] [stderr]    Compiling cranelift-entity v0.36.0
[INFO] [stderr]    Compiling target-lexicon v0.4.0
[INFO] [stderr]    Compiling failure v0.1.5
[INFO] [stderr]    Compiling cranelift-codegen-meta v0.36.0
[INFO] [stderr]    Compiling cranelift-bforest v0.36.0
[INFO] [stderr]    Compiling cranelift-codegen v0.36.0
[INFO] [stderr]    Compiling cranelift-preopt v0.36.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 55.51s
[INFO] running `"docker" "inspect" "991179b32d21a76b695bdc216d8f0d0106ce4542984a03181ea355796b1a242e"`
[INFO] running `"docker" "rm" "-f" "991179b32d21a76b695bdc216d8f0d0106ce4542984a03181ea355796b1a242e"`
[INFO] [stdout] 991179b32d21a76b695bdc216d8f0d0106ce4542984a03181ea355796b1a242e
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/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/cranelift-preopt/0.36.0:/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] b1f7f710bf1d0701d4654535095531cd7c9670ba1eba99613251cd4a43759067
[INFO] running `"docker" "start" "-a" "b1f7f710bf1d0701d4654535095531cd7c9670ba1eba99613251cd4a43759067"`
[INFO] [stderr]    Compiling cranelift-preopt v0.36.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.82s
[INFO] running `"docker" "inspect" "b1f7f710bf1d0701d4654535095531cd7c9670ba1eba99613251cd4a43759067"`
[INFO] running `"docker" "rm" "-f" "b1f7f710bf1d0701d4654535095531cd7c9670ba1eba99613251cd4a43759067"`
[INFO] [stdout] b1f7f710bf1d0701d4654535095531cd7c9670ba1eba99613251cd4a43759067
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/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/cranelift-preopt/0.36.0:/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] c667dd1719d53e25c6ed2672b22004e6eb582ff598f628eaa5714df9f2258524
[INFO] running `"docker" "start" "-a" "c667dd1719d53e25c6ed2672b22004e6eb582ff598f628eaa5714df9f2258524"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cranelift_preopt-59c72344b92f2041
[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 cranelift-preopt
[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" "c667dd1719d53e25c6ed2672b22004e6eb582ff598f628eaa5714df9f2258524"`
[INFO] running `"docker" "rm" "-f" "c667dd1719d53e25c6ed2672b22004e6eb582ff598f628eaa5714df9f2258524"`
[INFO] [stdout] c667dd1719d53e25c6ed2672b22004e6eb582ff598f628eaa5714df9f2258524