[INFO] updating cached repository murnux/ring
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/murnux/ring
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/murnux/ring" "work/ex/beta-1.37-6/sources/1.36.0/gh/murnux/ring"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/murnux/ring'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/murnux/ring" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/murnux/ring"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/murnux/ring'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] f70956b62b40e646a780dea06dcfe99e7a1ca1b3
[INFO] sha for GitHub repo murnux/ring: f70956b62b40e646a780dea06dcfe99e7a1ca1b3
[INFO] validating manifest of murnux/ring 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 murnux/ring 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 murnux/ring
[INFO] finished frobbing murnux/ring
[INFO] frobbed toml for murnux/ring written to work/ex/beta-1.37-6/sources/1.36.0/gh/murnux/ring/Cargo.toml
[INFO] started frobbing murnux/ring
[INFO] finished frobbing murnux/ring
[INFO] frobbed toml for murnux/ring written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/murnux/ring/Cargo.toml
[INFO] crate murnux/ring 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/murnux/ring/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[INFO] the lockfile is outdated, regenerating it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 murnux/ring against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/murnux/ring:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] ef5968b997488307cc6a92f7516e39a8fd731701f657b2a81bf5478ab78ac984
[INFO] running `"docker" "start" "-a" "ef5968b997488307cc6a92f7516e39a8fd731701f657b2a81bf5478ab78ac984"`
[INFO] [stderr]    Compiling ring v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.80s
[INFO] running `"docker" "inspect" "ef5968b997488307cc6a92f7516e39a8fd731701f657b2a81bf5478ab78ac984"`
[INFO] running `"docker" "rm" "-f" "ef5968b997488307cc6a92f7516e39a8fd731701f657b2a81bf5478ab78ac984"`
[INFO] [stdout] ef5968b997488307cc6a92f7516e39a8fd731701f657b2a81bf5478ab78ac984
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/murnux/ring:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] c829db02f4f71e2112dfc9c990e98163d98afd1ec87194752eb04359fb6d6261
[INFO] running `"docker" "start" "-a" "c829db02f4f71e2112dfc9c990e98163d98afd1ec87194752eb04359fb6d6261"`
[INFO] [stderr]     Blocking waiting for file lock on package cache lock
[INFO] [stderr]    Compiling ring v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `"docker" "inspect" "c829db02f4f71e2112dfc9c990e98163d98afd1ec87194752eb04359fb6d6261"`
[INFO] running `"docker" "rm" "-f" "c829db02f4f71e2112dfc9c990e98163d98afd1ec87194752eb04359fb6d6261"`
[INFO] [stdout] c829db02f4f71e2112dfc9c990e98163d98afd1ec87194752eb04359fb6d6261
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/murnux/ring:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] e0d83bf61208002e871899b3d979c0bbb79e52a7c4339d37e1ff92d952d9e36c
[INFO] running `"docker" "start" "-a" "e0d83bf61208002e871899b3d979c0bbb79e52a7c4339d37e1ff92d952d9e36c"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/ring-bcbdedc56719298d
[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" "e0d83bf61208002e871899b3d979c0bbb79e52a7c4339d37e1ff92d952d9e36c"`
[INFO] running `"docker" "rm" "-f" "e0d83bf61208002e871899b3d979c0bbb79e52a7c4339d37e1ff92d952d9e36c"`
[INFO] [stdout] e0d83bf61208002e871899b3d979c0bbb79e52a7c4339d37e1ff92d952d9e36c