[INFO] updating cached repository AnthonyMedina/guessing
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/AnthonyMedina/guessing
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/AnthonyMedina/guessing" "work/ex/beta-1.37-6/sources/1.36.0/gh/AnthonyMedina/guessing"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/AnthonyMedina/guessing'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/AnthonyMedina/guessing" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/AnthonyMedina/guessing"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/AnthonyMedina/guessing'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 4a31fc98aaa8f655680bdc21d0f193ad01d795c1
[INFO] sha for GitHub repo AnthonyMedina/guessing: 4a31fc98aaa8f655680bdc21d0f193ad01d795c1
[INFO] validating manifest of AnthonyMedina/guessing 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 AnthonyMedina/guessing 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 AnthonyMedina/guessing
[INFO] finished frobbing AnthonyMedina/guessing
[INFO] frobbed toml for AnthonyMedina/guessing written to work/ex/beta-1.37-6/sources/1.36.0/gh/AnthonyMedina/guessing/Cargo.toml
[INFO] started frobbing AnthonyMedina/guessing
[INFO] finished frobbing AnthonyMedina/guessing
[INFO] frobbed toml for AnthonyMedina/guessing written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/AnthonyMedina/guessing/Cargo.toml
[INFO] crate AnthonyMedina/guessing 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]     Blocking waiting for file lock on package cache lock
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] testing AnthonyMedina/guessing against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/AnthonyMedina/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" "+beta-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 9b16e4b707743dd59d31ac7d6bbc37672006154eeda63c3ed45a29bc15f2ce3a
[INFO] running `"docker" "start" "-a" "9b16e4b707743dd59d31ac7d6bbc37672006154eeda63c3ed45a29bc15f2ce3a"`
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling rand v0.6.1
[INFO] [stderr]    Compiling rusting v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.90s
[INFO] running `"docker" "inspect" "9b16e4b707743dd59d31ac7d6bbc37672006154eeda63c3ed45a29bc15f2ce3a"`
[INFO] running `"docker" "rm" "-f" "9b16e4b707743dd59d31ac7d6bbc37672006154eeda63c3ed45a29bc15f2ce3a"`
[INFO] [stdout] 9b16e4b707743dd59d31ac7d6bbc37672006154eeda63c3ed45a29bc15f2ce3a
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/AnthonyMedina/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" "+beta-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 80bdf0b5601c5d673a82707b7f82a9b65b43a73900fba2f160e0d446627124d9
[INFO] running `"docker" "start" "-a" "80bdf0b5601c5d673a82707b7f82a9b65b43a73900fba2f160e0d446627124d9"`
[INFO] [stderr]    Compiling rusting v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `"docker" "inspect" "80bdf0b5601c5d673a82707b7f82a9b65b43a73900fba2f160e0d446627124d9"`
[INFO] running `"docker" "rm" "-f" "80bdf0b5601c5d673a82707b7f82a9b65b43a73900fba2f160e0d446627124d9"`
[INFO] [stdout] 80bdf0b5601c5d673a82707b7f82a9b65b43a73900fba2f160e0d446627124d9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-7/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/AnthonyMedina/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" "+beta-2019-07-23" "test" "--frozen"`
[INFO] [stdout] c3a9f2c09c09c7204f113c1163ededbca35d0b0a24f3537cdbd8b64dc6bc7398
[INFO] running `"docker" "start" "-a" "c3a9f2c09c09c7204f113c1163ededbca35d0b0a24f3537cdbd8b64dc6bc7398"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rusting-869ef937714eee80
[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" "c3a9f2c09c09c7204f113c1163ededbca35d0b0a24f3537cdbd8b64dc6bc7398"`
[INFO] running `"docker" "rm" "-f" "c3a9f2c09c09c7204f113c1163ededbca35d0b0a24f3537cdbd8b64dc6bc7398"`
[INFO] [stdout] c3a9f2c09c09c7204f113c1163ededbca35d0b0a24f3537cdbd8b64dc6bc7398