[INFO] updating cached repository icewind1991/bitbuf-perf
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/icewind1991/bitbuf-perf
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/icewind1991/bitbuf-perf" "work/ex/beta-1.37-6/sources/1.36.0/gh/icewind1991/bitbuf-perf"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/icewind1991/bitbuf-perf'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/icewind1991/bitbuf-perf" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/icewind1991/bitbuf-perf"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/icewind1991/bitbuf-perf'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] b1943f07bed807c71c929bed543f10aa7c4ae506
[INFO] sha for GitHub repo icewind1991/bitbuf-perf: b1943f07bed807c71c929bed543f10aa7c4ae506
[INFO] validating manifest of icewind1991/bitbuf-perf 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 icewind1991/bitbuf-perf 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 icewind1991/bitbuf-perf
[INFO] removed path dependency bitstream_reader from icewind1991/bitbuf-perf
[INFO] finished frobbing icewind1991/bitbuf-perf
[INFO] frobbed toml for icewind1991/bitbuf-perf written to work/ex/beta-1.37-6/sources/1.36.0/gh/icewind1991/bitbuf-perf/Cargo.toml
[INFO] started frobbing icewind1991/bitbuf-perf
[INFO] removed path dependency bitstream_reader from icewind1991/bitbuf-perf
[INFO] finished frobbing icewind1991/bitbuf-perf
[INFO] frobbed toml for icewind1991/bitbuf-perf written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/icewind1991/bitbuf-perf/Cargo.toml
[INFO] crate icewind1991/bitbuf-perf already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr] error: the lock file /mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/icewind1991/bitbuf-perf/Cargo.lock needs to be updated but --locked was passed to prevent this
[INFO] the lockfile is outdated, regenerating it
[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 icewind1991/bitbuf-perf 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/gh/icewind1991/bitbuf-perf:/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] 9d5c11c2e262bcd7a3c6acbe13bf9d12f920d0c0f10b75ad8a4bde0a28af60bc
[INFO] running `"docker" "start" "-a" "9d5c11c2e262bcd7a3c6acbe13bf9d12f920d0c0f10b75ad8a4bde0a28af60bc"`
[INFO] [stderr]    Compiling syn v0.15.42
[INFO] [stderr]    Compiling bitstream-io v0.8.3
[INFO] [stderr]    Compiling bitreader v0.3.1
[INFO] [stderr]    Compiling bitstream_reader_derive v0.3.1
[INFO] [stderr]    Compiling bitstream_reader v0.3.1
[INFO] [stderr]    Compiling bitbuf-perf v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.78s
[INFO] running `"docker" "inspect" "9d5c11c2e262bcd7a3c6acbe13bf9d12f920d0c0f10b75ad8a4bde0a28af60bc"`
[INFO] running `"docker" "rm" "-f" "9d5c11c2e262bcd7a3c6acbe13bf9d12f920d0c0f10b75ad8a4bde0a28af60bc"`
[INFO] [stdout] 9d5c11c2e262bcd7a3c6acbe13bf9d12f920d0c0f10b75ad8a4bde0a28af60bc
[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/gh/icewind1991/bitbuf-perf:/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] 3488dfb2ddefa5b099571f84e5d4a0c39b324602cbdbbcf47281525043705a57
[INFO] running `"docker" "start" "-a" "3488dfb2ddefa5b099571f84e5d4a0c39b324602cbdbbcf47281525043705a57"`
[INFO] [stderr]    Compiling bitbuf-perf v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `"docker" "inspect" "3488dfb2ddefa5b099571f84e5d4a0c39b324602cbdbbcf47281525043705a57"`
[INFO] running `"docker" "rm" "-f" "3488dfb2ddefa5b099571f84e5d4a0c39b324602cbdbbcf47281525043705a57"`
[INFO] [stdout] 3488dfb2ddefa5b099571f84e5d4a0c39b324602cbdbbcf47281525043705a57
[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/gh/icewind1991/bitbuf-perf:/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] d82d6e61ac32de1594f0a3599899fc7661d5a016dc347e27645808b983ab1dfc
[INFO] running `"docker" "start" "-a" "d82d6e61ac32de1594f0a3599899fc7661d5a016dc347e27645808b983ab1dfc"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/bitbuf_perf-0a15525acea60f3f
[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" "d82d6e61ac32de1594f0a3599899fc7661d5a016dc347e27645808b983ab1dfc"`
[INFO] running `"docker" "rm" "-f" "d82d6e61ac32de1594f0a3599899fc7661d5a016dc347e27645808b983ab1dfc"`
[INFO] [stdout] d82d6e61ac32de1594f0a3599899fc7661d5a016dc347e27645808b983ab1dfc