[INFO] updating cached repository soojade/guessing
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/soojade/guessing
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/soojade/guessing" "work/ex/beta-1.38-1/sources/1.37.0/gh/soojade/guessing"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/soojade/guessing'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/soojade/guessing" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/soojade/guessing"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/soojade/guessing'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ad75c8079d980593d99f0305774fe449a210d561
[INFO] sha for GitHub repo soojade/guessing: ad75c8079d980593d99f0305774fe449a210d561
[INFO] validating manifest of soojade/guessing 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 soojade/guessing 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 soojade/guessing
[INFO] finished frobbing soojade/guessing
[INFO] frobbed toml for soojade/guessing written to work/ex/beta-1.38-1/sources/1.37.0/gh/soojade/guessing/Cargo.toml
[INFO] started frobbing soojade/guessing
[INFO] finished frobbing soojade/guessing
[INFO] frobbed toml for soojade/guessing written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/soojade/guessing/Cargo.toml
[INFO] crate soojade/guessing 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] error: the lock file /mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/soojade/guessing/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[INFO] the lockfile is outdated, regenerating it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" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[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 soojade/guessing 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-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/soojade/guessing:/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] b94ef8005c2bed333a7a31dbcf9ac478b6fa869613252ecb0ec82086c1402d3b
[INFO] running `"docker" "start" "-a" "b94ef8005c2bed333a7a31dbcf9ac478b6fa869613252ecb0ec82086c1402d3b"`
[INFO] [stderr]    Compiling guessing v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `"docker" "inspect" "b94ef8005c2bed333a7a31dbcf9ac478b6fa869613252ecb0ec82086c1402d3b"`
[INFO] running `"docker" "rm" "-f" "b94ef8005c2bed333a7a31dbcf9ac478b6fa869613252ecb0ec82086c1402d3b"`
[INFO] [stdout] b94ef8005c2bed333a7a31dbcf9ac478b6fa869613252ecb0ec82086c1402d3b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/soojade/guessing:/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] 020a404f9843c0dad56300b7b26a9f0e62ff32699b1f866b747d3cd48a1b4629
[INFO] running `"docker" "start" "-a" "020a404f9843c0dad56300b7b26a9f0e62ff32699b1f866b747d3cd48a1b4629"`
[INFO] [stderr]    Compiling guessing v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.61s
[INFO] running `"docker" "inspect" "020a404f9843c0dad56300b7b26a9f0e62ff32699b1f866b747d3cd48a1b4629"`
[INFO] running `"docker" "rm" "-f" "020a404f9843c0dad56300b7b26a9f0e62ff32699b1f866b747d3cd48a1b4629"`
[INFO] [stdout] 020a404f9843c0dad56300b7b26a9f0e62ff32699b1f866b747d3cd48a1b4629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/soojade/guessing:/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] 91fcccc04893d28c8ba233dfdacb2e530d4bc6e9a47a9789dc979fd7faac56d8
[INFO] running `"docker" "start" "-a" "91fcccc04893d28c8ba233dfdacb2e530d4bc6e9a47a9789dc979fd7faac56d8"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/guessing-a5bb35cbbfa42e36
[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" "91fcccc04893d28c8ba233dfdacb2e530d4bc6e9a47a9789dc979fd7faac56d8"`
[INFO] running `"docker" "rm" "-f" "91fcccc04893d28c8ba233dfdacb2e530d4bc6e9a47a9789dc979fd7faac56d8"`
[INFO] [stdout] 91fcccc04893d28c8ba233dfdacb2e530d4bc6e9a47a9789dc979fd7faac56d8