[INFO] updating cached repository ehuss/cargo-prefetch
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ehuss/cargo-prefetch
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ehuss/cargo-prefetch" "work/ex/beta-1.37-6/sources/1.36.0/gh/ehuss/cargo-prefetch"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/ehuss/cargo-prefetch'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ehuss/cargo-prefetch" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ehuss/cargo-prefetch"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ehuss/cargo-prefetch'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 08bbc066b608ae849a4ff8c40aa64fa3193f90b0
[INFO] sha for GitHub repo ehuss/cargo-prefetch: 08bbc066b608ae849a4ff8c40aa64fa3193f90b0
[INFO] validating manifest of ehuss/cargo-prefetch 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 ehuss/cargo-prefetch 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 ehuss/cargo-prefetch
[INFO] finished frobbing ehuss/cargo-prefetch
[INFO] frobbed toml for ehuss/cargo-prefetch written to work/ex/beta-1.37-6/sources/1.36.0/gh/ehuss/cargo-prefetch/Cargo.toml
[INFO] started frobbing ehuss/cargo-prefetch
[INFO] finished frobbing ehuss/cargo-prefetch
[INFO] frobbed toml for ehuss/cargo-prefetch written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ehuss/cargo-prefetch/Cargo.toml
[INFO] crate ehuss/cargo-prefetch 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing ehuss/cargo-prefetch 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-4/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/ehuss/cargo-prefetch:/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] 68e7a1785a70ff1252317c8b693d6ee277524c4fb2761f44b1835d45ad682a14
[INFO] running `"docker" "start" "-a" "68e7a1785a70ff1252317c8b693d6ee277524c4fb2761f44b1835d45ad682a14"`
[INFO] [stderr]    Compiling term_size v0.3.1
[INFO] [stderr]    Compiling toml v0.5.0
[INFO] [stderr]    Compiling tempfile v3.0.7
[INFO] [stderr]    Compiling serde_derive v1.0.90
[INFO] [stderr]    Compiling tokio-threadpool v0.1.13
[INFO] [stderr]    Compiling tokio-reactor v0.1.9
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling tokio-tcp v0.1.3
[INFO] [stderr]    Compiling tokio v0.1.18
[INFO] [stderr]    Compiling hyper v0.12.27
[INFO] [stderr]    Compiling cookie_store v0.5.1
[INFO] [stderr]    Compiling hyper-tls v0.3.2
[INFO] [stderr]    Compiling reqwest v0.9.15
[INFO] [stderr]    Compiling cargo-prefetch v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 15s
[INFO] running `"docker" "inspect" "68e7a1785a70ff1252317c8b693d6ee277524c4fb2761f44b1835d45ad682a14"`
[INFO] running `"docker" "rm" "-f" "68e7a1785a70ff1252317c8b693d6ee277524c4fb2761f44b1835d45ad682a14"`
[INFO] [stdout] 68e7a1785a70ff1252317c8b693d6ee277524c4fb2761f44b1835d45ad682a14
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/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/ehuss/cargo-prefetch:/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] ea1b27d67a98b7f4a9d3b86ee93126bc14f4418a3a4f5591068136f876143197
[INFO] running `"docker" "start" "-a" "ea1b27d67a98b7f4a9d3b86ee93126bc14f4418a3a4f5591068136f876143197"`
[INFO] [stderr]    Compiling cargo-prefetch v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.52s
[INFO] running `"docker" "inspect" "ea1b27d67a98b7f4a9d3b86ee93126bc14f4418a3a4f5591068136f876143197"`
[INFO] running `"docker" "rm" "-f" "ea1b27d67a98b7f4a9d3b86ee93126bc14f4418a3a4f5591068136f876143197"`
[INFO] [stdout] ea1b27d67a98b7f4a9d3b86ee93126bc14f4418a3a4f5591068136f876143197
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-4/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/ehuss/cargo-prefetch:/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] fd904254714b3a097c1888de15658a991211d7e6a05dd0940b779ea50a5f4e72
[INFO] running `"docker" "start" "-a" "fd904254714b3a097c1888de15658a991211d7e6a05dd0940b779ea50a5f4e72"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.27s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/cargo_prefetch-1242b52c105af899
[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" "fd904254714b3a097c1888de15658a991211d7e6a05dd0940b779ea50a5f4e72"`
[INFO] running `"docker" "rm" "-f" "fd904254714b3a097c1888de15658a991211d7e6a05dd0940b779ea50a5f4e72"`
[INFO] [stdout] fd904254714b3a097c1888de15658a991211d7e6a05dd0940b779ea50a5f4e72