[INFO] updating cached repository TropicSapling/rust-number-guesser
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/TropicSapling/rust-number-guesser
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/TropicSapling/rust-number-guesser" "work/ex/beta-1.38-1/sources/1.37.0/gh/TropicSapling/rust-number-guesser"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/TropicSapling/rust-number-guesser'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/TropicSapling/rust-number-guesser" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/TropicSapling/rust-number-guesser"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/TropicSapling/rust-number-guesser'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 2e13ff855f18274949ad892e3a9bb59837cba9ef
[INFO] sha for GitHub repo TropicSapling/rust-number-guesser: 2e13ff855f18274949ad892e3a9bb59837cba9ef
[INFO] validating manifest of TropicSapling/rust-number-guesser 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 TropicSapling/rust-number-guesser 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 TropicSapling/rust-number-guesser
[INFO] finished frobbing TropicSapling/rust-number-guesser
[INFO] frobbed toml for TropicSapling/rust-number-guesser written to work/ex/beta-1.38-1/sources/1.37.0/gh/TropicSapling/rust-number-guesser/Cargo.toml
[INFO] started frobbing TropicSapling/rust-number-guesser
[INFO] finished frobbing TropicSapling/rust-number-guesser
[INFO] frobbed toml for TropicSapling/rust-number-guesser written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/TropicSapling/rust-number-guesser/Cargo.toml
[INFO] crate TropicSapling/rust-number-guesser 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 TropicSapling/rust-number-guesser against beta-2019-08-13 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/TropicSapling/rust-number-guesser:/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" "+beta-2019-08-13" "build" "--frozen"`
[INFO] [stdout] 4b1e834657a1f12d16957552fcb4ddf002c114b8d17a794d938657c38f8e3d27
[INFO] running `"docker" "start" "-a" "4b1e834657a1f12d16957552fcb4ddf002c114b8d17a794d938657c38f8e3d27"`
[INFO] [stderr]    Compiling rand_core v0.1.0-pre.0
[INFO] [stderr]    Compiling rand v0.5.0-pre.0
[INFO] [stderr]    Compiling rust-number-guesser v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.94s
[INFO] running `"docker" "inspect" "4b1e834657a1f12d16957552fcb4ddf002c114b8d17a794d938657c38f8e3d27"`
[INFO] running `"docker" "rm" "-f" "4b1e834657a1f12d16957552fcb4ddf002c114b8d17a794d938657c38f8e3d27"`
[INFO] [stdout] 4b1e834657a1f12d16957552fcb4ddf002c114b8d17a794d938657c38f8e3d27
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/TropicSapling/rust-number-guesser:/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" "+beta-2019-08-13" "test" "--frozen" "--no-run"`
[INFO] [stdout] 32714e63e3151f82e0d44e89900720c30120fca8872b09b30a83d340bd34b22b
[INFO] running `"docker" "start" "-a" "32714e63e3151f82e0d44e89900720c30120fca8872b09b30a83d340bd34b22b"`
[INFO] [stderr]    Compiling rust-number-guesser v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.73s
[INFO] running `"docker" "inspect" "32714e63e3151f82e0d44e89900720c30120fca8872b09b30a83d340bd34b22b"`
[INFO] running `"docker" "rm" "-f" "32714e63e3151f82e0d44e89900720c30120fca8872b09b30a83d340bd34b22b"`
[INFO] [stdout] 32714e63e3151f82e0d44e89900720c30120fca8872b09b30a83d340bd34b22b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/TropicSapling/rust-number-guesser:/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" "+beta-2019-08-13" "test" "--frozen"`
[INFO] [stdout] 9e108d095991e4c1eece2f5b2b60caf7986024ef3e8257943b8f340232558519
[INFO] running `"docker" "start" "-a" "9e108d095991e4c1eece2f5b2b60caf7986024ef3e8257943b8f340232558519"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_number_guesser-f43c633e6146ecbe
[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" "9e108d095991e4c1eece2f5b2b60caf7986024ef3e8257943b8f340232558519"`
[INFO] running `"docker" "rm" "-f" "9e108d095991e4c1eece2f5b2b60caf7986024ef3e8257943b8f340232558519"`
[INFO] [stdout] 9e108d095991e4c1eece2f5b2b60caf7986024ef3e8257943b8f340232558519