[INFO] updating cached repository richardfontana/mikva
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/richardfontana/mikva
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/richardfontana/mikva" "work/ex/beta-1.38-1/sources/1.37.0/gh/richardfontana/mikva"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/richardfontana/mikva'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/richardfontana/mikva" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/richardfontana/mikva"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/richardfontana/mikva'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4715380cb34520d03f79174fdd1dc658bc440fd3
[INFO] sha for GitHub repo richardfontana/mikva: 4715380cb34520d03f79174fdd1dc658bc440fd3
[INFO] validating manifest of richardfontana/mikva 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 richardfontana/mikva 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 richardfontana/mikva
[INFO] finished frobbing richardfontana/mikva
[INFO] frobbed toml for richardfontana/mikva written to work/ex/beta-1.38-1/sources/1.37.0/gh/richardfontana/mikva/Cargo.toml
[INFO] started frobbing richardfontana/mikva
[INFO] finished frobbing richardfontana/mikva
[INFO] frobbed toml for richardfontana/mikva written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/richardfontana/mikva/Cargo.toml
[INFO] crate richardfontana/mikva 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 richardfontana/mikva 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/richardfontana/mikva:/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] d84d5c9b003b3658c5e37553e7a078a06f349d3e536b18797179c512460c8b44
[INFO] running `"docker" "start" "-a" "d84d5c9b003b3658c5e37553e7a078a06f349d3e536b18797179c512460c8b44"`
[INFO] [stderr]    Compiling mikva v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.24s
[INFO] running `"docker" "inspect" "d84d5c9b003b3658c5e37553e7a078a06f349d3e536b18797179c512460c8b44"`
[INFO] running `"docker" "rm" "-f" "d84d5c9b003b3658c5e37553e7a078a06f349d3e536b18797179c512460c8b44"`
[INFO] [stdout] d84d5c9b003b3658c5e37553e7a078a06f349d3e536b18797179c512460c8b44
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/richardfontana/mikva:/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] e5a21df9c49aa592519ea3ccca42af23e8d0179de16abd97c31227fd99834b30
[INFO] running `"docker" "start" "-a" "e5a21df9c49aa592519ea3ccca42af23e8d0179de16abd97c31227fd99834b30"`
[INFO] [stderr]    Compiling mikva v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `"docker" "inspect" "e5a21df9c49aa592519ea3ccca42af23e8d0179de16abd97c31227fd99834b30"`
[INFO] running `"docker" "rm" "-f" "e5a21df9c49aa592519ea3ccca42af23e8d0179de16abd97c31227fd99834b30"`
[INFO] [stdout] e5a21df9c49aa592519ea3ccca42af23e8d0179de16abd97c31227fd99834b30
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/richardfontana/mikva:/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] e3607e004efe98721183bae5b780b74b8afea10d4db226d1159b6875096ecd96
[INFO] running `"docker" "start" "-a" "e3607e004efe98721183bae5b780b74b8afea10d4db226d1159b6875096ecd96"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mikva-5c4c3eb3ba68f698
[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" "e3607e004efe98721183bae5b780b74b8afea10d4db226d1159b6875096ecd96"`
[INFO] running `"docker" "rm" "-f" "e3607e004efe98721183bae5b780b74b8afea10d4db226d1159b6875096ecd96"`
[INFO] [stdout] e3607e004efe98721183bae5b780b74b8afea10d4db226d1159b6875096ecd96