[INFO] updating cached repository phansch/prs
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/phansch/prs
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/phansch/prs" "work/ex/beta-1.38-1/sources/1.37.0/gh/phansch/prs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/phansch/prs'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/phansch/prs" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/phansch/prs"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/phansch/prs'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 411ab3c023f976abf9b6ab4c9f739e97723b3895
[INFO] sha for GitHub repo phansch/prs: 411ab3c023f976abf9b6ab4c9f739e97723b3895
[INFO] validating manifest of phansch/prs 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 phansch/prs 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 phansch/prs
[INFO] finished frobbing phansch/prs
[INFO] frobbed toml for phansch/prs written to work/ex/beta-1.38-1/sources/1.37.0/gh/phansch/prs/Cargo.toml
[INFO] started frobbing phansch/prs
[INFO] finished frobbing phansch/prs
[INFO] frobbed toml for phansch/prs written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/phansch/prs/Cargo.toml
[INFO] crate phansch/prs already has a lockfile, it will not be regenerated
[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 phansch/prs against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/phansch/prs:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 603f44d03d10f15d946f0280d3d1720394a1ad301deb0cda8bf6394986f66662
[INFO] running `"docker" "start" "-a" "603f44d03d10f15d946f0280d3d1720394a1ad301deb0cda8bf6394986f66662"`
[INFO] [stderr]    Compiling arrayvec v0.4.8
[INFO] [stderr]    Compiling openssl-sys v0.9.39
[INFO] [stderr]    Compiling mio v0.6.16
[INFO] [stderr]    Compiling parking_lot_core v0.3.1
[INFO] [stderr]    Compiling tokio-io v0.1.10
[INFO] [stderr]    Compiling serde_derive v1.0.82
[INFO] [stderr]    Compiling error-chain v0.12.0
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]    Compiling hyperx v0.13.1
[INFO] [stderr]    Compiling crossbeam-epoch v0.6.1
[INFO] [stderr]    Compiling parking_lot v0.6.4
[INFO] [stderr]    Compiling tokio-codec v0.1.1
[INFO] [stderr]    Compiling h2 v0.1.14
[INFO] [stderr]    Compiling openssl v0.10.15
[INFO] [stderr]    Compiling native-tls v0.2.2
[INFO] [stderr]    Compiling crossbeam-deque v0.6.2
[INFO] [stderr]    Compiling mio-uds v0.6.7
[INFO] [stderr]    Compiling tokio-reactor v0.1.7
[INFO] [stderr]    Compiling tokio-threadpool v0.1.9
[INFO] [stderr]    Compiling tokio-uds v0.2.4
[INFO] [stderr]    Compiling tokio-udp v0.1.3
[INFO] [stderr]    Compiling tokio-tcp v0.1.2
[INFO] [stderr]    Compiling tokio-fs v0.1.4
[INFO] [stderr]    Compiling tokio v0.1.13
[INFO] [stderr]    Compiling hyper v0.12.18
[INFO] [stderr]    Compiling hyper-tls v0.3.1
[INFO] [stderr]    Compiling hubcaps v0.5.0
[INFO] [stderr]    Compiling prs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 33s
[INFO] running `"docker" "inspect" "603f44d03d10f15d946f0280d3d1720394a1ad301deb0cda8bf6394986f66662"`
[INFO] running `"docker" "rm" "-f" "603f44d03d10f15d946f0280d3d1720394a1ad301deb0cda8bf6394986f66662"`
[INFO] [stdout] 603f44d03d10f15d946f0280d3d1720394a1ad301deb0cda8bf6394986f66662
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/phansch/prs:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 1153277e7573c8c6b59ef9aead0bde39cf8acdcb9e182aebe5c98763befab02f
[INFO] running `"docker" "start" "-a" "1153277e7573c8c6b59ef9aead0bde39cf8acdcb9e182aebe5c98763befab02f"`
[INFO] [stderr]    Compiling prs v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.55s
[INFO] running `"docker" "inspect" "1153277e7573c8c6b59ef9aead0bde39cf8acdcb9e182aebe5c98763befab02f"`
[INFO] running `"docker" "rm" "-f" "1153277e7573c8c6b59ef9aead0bde39cf8acdcb9e182aebe5c98763befab02f"`
[INFO] [stdout] 1153277e7573c8c6b59ef9aead0bde39cf8acdcb9e182aebe5c98763befab02f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/phansch/prs:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 7c57b3d752315f4c603ff5eb44985b6a5267fe3e6b0b0c37281781a8b5309c44
[INFO] running `"docker" "start" "-a" "7c57b3d752315f4c603ff5eb44985b6a5267fe3e6b0b0c37281781a8b5309c44"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.19s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/prs-e3a5c47b8711884a
[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]      Running /opt/crater/target/debug/deps/prs-60bcfee7a5d6304c
[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 prs
[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" "7c57b3d752315f4c603ff5eb44985b6a5267fe3e6b0b0c37281781a8b5309c44"`
[INFO] running `"docker" "rm" "-f" "7c57b3d752315f4c603ff5eb44985b6a5267fe3e6b0b0c37281781a8b5309c44"`
[INFO] [stdout] 7c57b3d752315f4c603ff5eb44985b6a5267fe3e6b0b0c37281781a8b5309c44