[INFO] updating cached repository Juici/mvr
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Juici/mvr
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Juici/mvr" "work/ex/beta-1.38-1/sources/1.37.0/gh/Juici/mvr"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Juici/mvr'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Juici/mvr" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Juici/mvr"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Juici/mvr'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 82525171db1eec479c99fb8ebe88e6e184ef32d1
[INFO] sha for GitHub repo Juici/mvr: 82525171db1eec479c99fb8ebe88e6e184ef32d1
[INFO] validating manifest of Juici/mvr 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 Juici/mvr 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 Juici/mvr
[INFO] finished frobbing Juici/mvr
[INFO] frobbed toml for Juici/mvr written to work/ex/beta-1.38-1/sources/1.37.0/gh/Juici/mvr/Cargo.toml
[INFO] started frobbing Juici/mvr
[INFO] finished frobbing Juici/mvr
[INFO] frobbed toml for Juici/mvr written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Juici/mvr/Cargo.toml
[INFO] crate Juici/mvr 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing Juici/mvr 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/Juici/mvr:/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] 62c25dc41f62ffc4c21bbba76bdb9c79f6a3fbe068f41ccb2c6028a263d00ecb
[INFO] running `"docker" "start" "-a" "62c25dc41f62ffc4c21bbba76bdb9c79f6a3fbe068f41ccb2c6028a263d00ecb"`
[INFO] [stderr]    Compiling mvr v0.2.1 (/opt/crater/workdir)
[INFO] [stderr]    Compiling syn v0.15.17
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]    Compiling failure v0.1.3
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 19.98s
[INFO] running `"docker" "inspect" "62c25dc41f62ffc4c21bbba76bdb9c79f6a3fbe068f41ccb2c6028a263d00ecb"`
[INFO] running `"docker" "rm" "-f" "62c25dc41f62ffc4c21bbba76bdb9c79f6a3fbe068f41ccb2c6028a263d00ecb"`
[INFO] [stdout] 62c25dc41f62ffc4c21bbba76bdb9c79f6a3fbe068f41ccb2c6028a263d00ecb
[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/Juici/mvr:/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] 3e9555e1631e868ec364cc6e179da428532a058d6b4b97a6bb23b49abf89f41c
[INFO] running `"docker" "start" "-a" "3e9555e1631e868ec364cc6e179da428532a058d6b4b97a6bb23b49abf89f41c"`
[INFO] [stderr]    Compiling mvr v0.2.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.94s
[INFO] running `"docker" "inspect" "3e9555e1631e868ec364cc6e179da428532a058d6b4b97a6bb23b49abf89f41c"`
[INFO] running `"docker" "rm" "-f" "3e9555e1631e868ec364cc6e179da428532a058d6b4b97a6bb23b49abf89f41c"`
[INFO] [stdout] 3e9555e1631e868ec364cc6e179da428532a058d6b4b97a6bb23b49abf89f41c
[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/Juici/mvr:/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] 2370a1e1673fb47527fd2dd3ef188a091961e4d7e27dae31463045e76f33f8c6
[INFO] running `"docker" "start" "-a" "2370a1e1673fb47527fd2dd3ef188a091961e4d7e27dae31463045e76f33f8c6"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mvr-f8c0ef691048d9c3
[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" "2370a1e1673fb47527fd2dd3ef188a091961e4d7e27dae31463045e76f33f8c6"`
[INFO] running `"docker" "rm" "-f" "2370a1e1673fb47527fd2dd3ef188a091961e4d7e27dae31463045e76f33f8c6"`
[INFO] [stdout] 2370a1e1673fb47527fd2dd3ef188a091961e4d7e27dae31463045e76f33f8c6