[INFO] updating cached repository ahcometrue/rust-db
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/ahcometrue/rust-db
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/ahcometrue/rust-db" "work/ex/beta-1.37-6/sources/1.36.0/gh/ahcometrue/rust-db"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/ahcometrue/rust-db'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ahcometrue/rust-db" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ahcometrue/rust-db"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ahcometrue/rust-db'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 6df8b7e58210e8a37844f9db1d4cd7e9905c287d
[INFO] sha for GitHub repo ahcometrue/rust-db: 6df8b7e58210e8a37844f9db1d4cd7e9905c287d
[INFO] validating manifest of ahcometrue/rust-db 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 ahcometrue/rust-db 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 ahcometrue/rust-db
[INFO] finished frobbing ahcometrue/rust-db
[INFO] frobbed toml for ahcometrue/rust-db written to work/ex/beta-1.37-6/sources/1.36.0/gh/ahcometrue/rust-db/Cargo.toml
[INFO] started frobbing ahcometrue/rust-db
[INFO] finished frobbing ahcometrue/rust-db
[INFO] frobbed toml for ahcometrue/rust-db written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/ahcometrue/rust-db/Cargo.toml
[INFO] crate ahcometrue/rust-db 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] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing ahcometrue/rust-db 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-3/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/ahcometrue/rust-db:/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] 56484ad9c3bf5efc78f43e8f54b1313924b04ebc80b9e11f9e11363ff5d0b96d
[INFO] running `"docker" "start" "-a" "56484ad9c3bf5efc78f43e8f54b1313924b04ebc80b9e11f9e11363ff5d0b96d"`
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]    Compiling serde v1.0.62
[INFO] [stderr]    Compiling bit-vec v0.5.0
[INFO] [stderr]    Compiling rust-ini v0.11.0
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling uuid v0.6.5
[INFO] [stderr]    Compiling net2 v0.2.32
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling atoi v0.2.3
[INFO] [stderr]    Compiling bytes v0.4.8
[INFO] [stderr]    Compiling twox-hash v1.1.0
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling flate2 v1.0.1
[INFO] [stderr]    Compiling regex v1.0.0
[INFO] [stderr]    Compiling chrono v0.4.2
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]    Compiling serde_json v1.0.18
[INFO] [stderr]    Compiling mysql_common v0.7.0
[INFO] [stderr]    Compiling mysql v13.1.0
[INFO] [stderr]    Compiling rust_db v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.82s
[INFO] running `"docker" "inspect" "56484ad9c3bf5efc78f43e8f54b1313924b04ebc80b9e11f9e11363ff5d0b96d"`
[INFO] running `"docker" "rm" "-f" "56484ad9c3bf5efc78f43e8f54b1313924b04ebc80b9e11f9e11363ff5d0b96d"`
[INFO] [stdout] 56484ad9c3bf5efc78f43e8f54b1313924b04ebc80b9e11f9e11363ff5d0b96d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/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/ahcometrue/rust-db:/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] db62c7ce9a16980f3c05c063a72440fd945723df1c2c1744e8ba6b48845924ef
[INFO] running `"docker" "start" "-a" "db62c7ce9a16980f3c05c063a72440fd945723df1c2c1744e8ba6b48845924ef"`
[INFO] [stderr]    Compiling rust_db v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.81s
[INFO] running `"docker" "inspect" "db62c7ce9a16980f3c05c063a72440fd945723df1c2c1744e8ba6b48845924ef"`
[INFO] running `"docker" "rm" "-f" "db62c7ce9a16980f3c05c063a72440fd945723df1c2c1744e8ba6b48845924ef"`
[INFO] [stdout] db62c7ce9a16980f3c05c063a72440fd945723df1c2c1744e8ba6b48845924ef
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-3/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/ahcometrue/rust-db:/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] ad434d84118f5189f436468eea210c101e9cce45ffbbaa7da995e8f102c3954d
[INFO] running `"docker" "start" "-a" "ad434d84118f5189f436468eea210c101e9cce45ffbbaa7da995e8f102c3954d"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[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] [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] [stderr]      Running /opt/crater/target/debug/deps/rust_db-a72bd4eff11142cd
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_db-f19f6caa259bae12
[INFO] [stderr]    Doc-tests rust_db
[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" "ad434d84118f5189f436468eea210c101e9cce45ffbbaa7da995e8f102c3954d"`
[INFO] running `"docker" "rm" "-f" "ad434d84118f5189f436468eea210c101e9cce45ffbbaa7da995e8f102c3954d"`
[INFO] [stdout] ad434d84118f5189f436468eea210c101e9cce45ffbbaa7da995e8f102c3954d