[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-1.38-1/sources/1.37.0/gh/ahcometrue/rust-db"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/ahcometrue/rust-db'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/ahcometrue/rust-db" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/ahcometrue/rust-db"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of ahcometrue/rust-db 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 ahcometrue/rust-db
[INFO] finished frobbing ahcometrue/rust-db
[INFO] frobbed toml for ahcometrue/rust-db written to work/ex/beta-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/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" "+1.37.0" "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 ahcometrue/rust-db 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-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 7cdeec79f46808c1602818bfd425e3be91fa50c208cf7261ed59318c8b0f4d70
[INFO] running `"docker" "start" "-a" "7cdeec79f46808c1602818bfd425e3be91fa50c208cf7261ed59318c8b0f4d70"`
[INFO] [stderr]    Compiling num-traits v0.2.4
[INFO] [stderr]    Compiling libc v0.2.41
[INFO] [stderr]    Compiling serde v1.0.62
[INFO] [stderr]    Compiling num-integer v0.1.38
[INFO] [stderr]    Compiling nix v0.10.0
[INFO] [stderr]    Compiling bit-vec v0.5.0
[INFO] [stderr]    Compiling bufstream v0.1.3
[INFO] [stderr]    Compiling rust-ini v0.11.0
[INFO] [stderr]    Compiling md5 v0.3.7
[INFO] [stderr]    Compiling uuid v0.6.5
[INFO] [stderr]    Compiling thread_local v0.3.5
[INFO] [stderr]    Compiling rand v0.4.2
[INFO] [stderr]    Compiling memchr v2.0.1
[INFO] [stderr]    Compiling iovec v0.1.2
[INFO] [stderr]    Compiling time v0.1.40
[INFO] [stderr]    Compiling miniz-sys v0.1.10
[INFO] [stderr]    Compiling net2 v0.2.32
[INFO] [stderr]    Compiling flate2 v1.0.1
[INFO] [stderr]    Compiling bytes v0.4.8
[INFO] [stderr]    Compiling aho-corasick v0.6.4
[INFO] [stderr]    Compiling regex v1.0.0
[INFO] [stderr]    Compiling atoi v0.2.3
[INFO] [stderr]    Compiling rand v0.3.22
[INFO] [stderr]    Compiling twox-hash v1.1.0
[INFO] [stderr]    Compiling chrono v0.4.2
[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 1m 03s
[INFO] running `"docker" "inspect" "7cdeec79f46808c1602818bfd425e3be91fa50c208cf7261ed59318c8b0f4d70"`
[INFO] running `"docker" "rm" "-f" "7cdeec79f46808c1602818bfd425e3be91fa50c208cf7261ed59318c8b0f4d70"`
[INFO] [stdout] 7cdeec79f46808c1602818bfd425e3be91fa50c208cf7261ed59318c8b0f4d70
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] e7fbfcc03b9e9be8a740eeeda305804053ee80d69050d646c11580fc49fc6ad5
[INFO] running `"docker" "start" "-a" "e7fbfcc03b9e9be8a740eeeda305804053ee80d69050d646c11580fc49fc6ad5"`
[INFO] [stderr]    Compiling rust_db v0.1.0 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.73s
[INFO] running `"docker" "inspect" "e7fbfcc03b9e9be8a740eeeda305804053ee80d69050d646c11580fc49fc6ad5"`
[INFO] running `"docker" "rm" "-f" "e7fbfcc03b9e9be8a740eeeda305804053ee80d69050d646c11580fc49fc6ad5"`
[INFO] [stdout] e7fbfcc03b9e9be8a740eeeda305804053ee80d69050d646c11580fc49fc6ad5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] 03a77f954f3288eafff4987ae22c86823386ade5ea3820b52676e4ff95565629
[INFO] running `"docker" "start" "-a" "03a77f954f3288eafff4987ae22c86823386ade5ea3820b52676e4ff95565629"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rust_db-f4428d04b8d24d2b
[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-8ba0e7f96fe0c0d7
[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]    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" "03a77f954f3288eafff4987ae22c86823386ade5ea3820b52676e4ff95565629"`
[INFO] running `"docker" "rm" "-f" "03a77f954f3288eafff4987ae22c86823386ade5ea3820b52676e4ff95565629"`
[INFO] [stdout] 03a77f954f3288eafff4987ae22c86823386ade5ea3820b52676e4ff95565629