[INFO] updating cached repository Matthew-Maclean/user_vote_scraper
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Matthew-Maclean/user_vote_scraper
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Matthew-Maclean/user_vote_scraper" "work/ex/beta-1.38-1/sources/1.37.0/gh/Matthew-Maclean/user_vote_scraper"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/Matthew-Maclean/user_vote_scraper'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Matthew-Maclean/user_vote_scraper" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Matthew-Maclean/user_vote_scraper"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Matthew-Maclean/user_vote_scraper'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 85636e7f9738c740a10a2b62bd417265bc3d3e93
[INFO] sha for GitHub repo Matthew-Maclean/user_vote_scraper: 85636e7f9738c740a10a2b62bd417265bc3d3e93
[INFO] validating manifest of Matthew-Maclean/user_vote_scraper 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 Matthew-Maclean/user_vote_scraper 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 Matthew-Maclean/user_vote_scraper
[INFO] finished frobbing Matthew-Maclean/user_vote_scraper
[INFO] frobbed toml for Matthew-Maclean/user_vote_scraper written to work/ex/beta-1.38-1/sources/1.37.0/gh/Matthew-Maclean/user_vote_scraper/Cargo.toml
[INFO] started frobbing Matthew-Maclean/user_vote_scraper
[INFO] finished frobbing Matthew-Maclean/user_vote_scraper
[INFO] frobbed toml for Matthew-Maclean/user_vote_scraper written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/Matthew-Maclean/user_vote_scraper/Cargo.toml
[INFO] crate Matthew-Maclean/user_vote_scraper 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 Matthew-Maclean/user_vote_scraper 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-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Matthew-Maclean/user_vote_scraper:/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] 6e60eff8de80c9eef6001a95c9952c8916482a0a5d389c4faca5270d367c93e7
[INFO] running `"docker" "start" "-a" "6e60eff8de80c9eef6001a95c9952c8916482a0a5d389c4faca5270d367c93e7"`
[INFO] [stderr]    Compiling serde v0.9.11
[INFO] [stderr]    Compiling bitflags v0.8.1
[INFO] [stderr]    Compiling syn v0.11.9
[INFO] [stderr]    Compiling openssl v0.9.9
[INFO] [stderr]    Compiling hyper v0.10.5
[INFO] [stderr]    Compiling clap v2.22.1
[INFO] [stderr]    Compiling serde_codegen_internals v0.14.1
[INFO] [stderr]    Compiling native-tls v0.1.1
[INFO] [stderr]    Compiling serde_derive v0.9.11
[INFO] [stderr]    Compiling hyper-native-tls v0.2.2
[INFO] [stderr]    Compiling serde_json v0.9.9
[INFO] [stderr]    Compiling user_vote_scraper v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 59.19s
[INFO] running `"docker" "inspect" "6e60eff8de80c9eef6001a95c9952c8916482a0a5d389c4faca5270d367c93e7"`
[INFO] running `"docker" "rm" "-f" "6e60eff8de80c9eef6001a95c9952c8916482a0a5d389c4faca5270d367c93e7"`
[INFO] [stdout] 6e60eff8de80c9eef6001a95c9952c8916482a0a5d389c4faca5270d367c93e7
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Matthew-Maclean/user_vote_scraper:/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] f1be0e3d7105dab3e5011fc3c35d22a1e5a5e09aae52669661488855f4a1a1f8
[INFO] running `"docker" "start" "-a" "f1be0e3d7105dab3e5011fc3c35d22a1e5a5e09aae52669661488855f4a1a1f8"`
[INFO] [stderr]    Compiling user_vote_scraper v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.51s
[INFO] running `"docker" "inspect" "f1be0e3d7105dab3e5011fc3c35d22a1e5a5e09aae52669661488855f4a1a1f8"`
[INFO] running `"docker" "rm" "-f" "f1be0e3d7105dab3e5011fc3c35d22a1e5a5e09aae52669661488855f4a1a1f8"`
[INFO] [stdout] f1be0e3d7105dab3e5011fc3c35d22a1e5a5e09aae52669661488855f4a1a1f8
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-5/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/Matthew-Maclean/user_vote_scraper:/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] e48e044cebe9e5f6b7d19346416153496cf409e035cefb818f5525272dd1283e
[INFO] running `"docker" "start" "-a" "e48e044cebe9e5f6b7d19346416153496cf409e035cefb818f5525272dd1283e"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.11s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/user_vote_scraper-b529043e5194cdca
[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" "e48e044cebe9e5f6b7d19346416153496cf409e035cefb818f5525272dd1283e"`
[INFO] running `"docker" "rm" "-f" "e48e044cebe9e5f6b7d19346416153496cf409e035cefb818f5525272dd1283e"`
[INFO] [stdout] e48e044cebe9e5f6b7d19346416153496cf409e035cefb818f5525272dd1283e