[INFO] updating cached repository faheemuzzaman/mysql_rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/faheemuzzaman/mysql_rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/faheemuzzaman/mysql_rust" "work/ex/beta-1.37-6/sources/1.36.0/gh/faheemuzzaman/mysql_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/faheemuzzaman/mysql_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/faheemuzzaman/mysql_rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/faheemuzzaman/mysql_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/faheemuzzaman/mysql_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] e831f5cc1df400c663c379a811419fdc36d800eb
[INFO] sha for GitHub repo faheemuzzaman/mysql_rust: e831f5cc1df400c663c379a811419fdc36d800eb
[INFO] validating manifest of faheemuzzaman/mysql_rust 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 faheemuzzaman/mysql_rust 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 faheemuzzaman/mysql_rust
[INFO] finished frobbing faheemuzzaman/mysql_rust
[INFO] frobbed toml for faheemuzzaman/mysql_rust written to work/ex/beta-1.37-6/sources/1.36.0/gh/faheemuzzaman/mysql_rust/Cargo.toml
[INFO] started frobbing faheemuzzaman/mysql_rust
[INFO] finished frobbing faheemuzzaman/mysql_rust
[INFO] frobbed toml for faheemuzzaman/mysql_rust written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/faheemuzzaman/mysql_rust/Cargo.toml
[INFO] crate faheemuzzaman/mysql_rust 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 faheemuzzaman/mysql_rust 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-6/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/faheemuzzaman/mysql_rust:/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] e5da9594f298fa4a4a70573ba5e1c17e7fc543ffb88d2aab2b5b2b37aa04e038
[INFO] running `"docker" "start" "-a" "e5da9594f298fa4a4a70573ba5e1c17e7fc543ffb88d2aab2b5b2b37aa04e038"`
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling nix v0.13.0
[INFO] [stderr]    Compiling lexical v2.1.0
[INFO] [stderr]    Compiling twox-hash v1.3.0
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling mysql_common v0.17.1
[INFO] [stderr]    Compiling mysql v16.0.2
[INFO] [stderr]    Compiling mysql_simple v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `fetch`
[INFO] [stderr]   --> src/main.rs:58:1
[INFO] [stderr]    |
[INFO] [stderr] 58 | fn fetch()
[INFO] [stderr]    | ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `insert`
[INFO] [stderr]   --> src/main.rs:79:1
[INFO] [stderr]    |
[INFO] [stderr] 79 | fn insert(){
[INFO] [stderr]    | ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 37.32s
[INFO] running `"docker" "inspect" "e5da9594f298fa4a4a70573ba5e1c17e7fc543ffb88d2aab2b5b2b37aa04e038"`
[INFO] running `"docker" "rm" "-f" "e5da9594f298fa4a4a70573ba5e1c17e7fc543ffb88d2aab2b5b2b37aa04e038"`
[INFO] [stdout] e5da9594f298fa4a4a70573ba5e1c17e7fc543ffb88d2aab2b5b2b37aa04e038
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/faheemuzzaman/mysql_rust:/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] a3ac86be5f255f9ec774ef1a9df3062a8d2c139053b96eeab0fda240a79d61e9
[INFO] running `"docker" "start" "-a" "a3ac86be5f255f9ec774ef1a9df3062a8d2c139053b96eeab0fda240a79d61e9"`
[INFO] [stderr]    Compiling mysql_simple v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: function is never used: `fetch`
[INFO] [stderr]   --> src/main.rs:58:1
[INFO] [stderr]    |
[INFO] [stderr] 58 | fn fetch()
[INFO] [stderr]    | ^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `insert`
[INFO] [stderr]   --> src/main.rs:79:1
[INFO] [stderr]    |
[INFO] [stderr] 79 | fn insert(){
[INFO] [stderr]    | ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.57s
[INFO] running `"docker" "inspect" "a3ac86be5f255f9ec774ef1a9df3062a8d2c139053b96eeab0fda240a79d61e9"`
[INFO] running `"docker" "rm" "-f" "a3ac86be5f255f9ec774ef1a9df3062a8d2c139053b96eeab0fda240a79d61e9"`
[INFO] [stdout] a3ac86be5f255f9ec774ef1a9df3062a8d2c139053b96eeab0fda240a79d61e9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/faheemuzzaman/mysql_rust:/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] 7c6e61aa454794b947dc7edc37145548f847c5b212edc62d7137ad32a0dbc5ff
[INFO] running `"docker" "start" "-a" "7c6e61aa454794b947dc7edc37145548f847c5b212edc62d7137ad32a0dbc5ff"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mysql_simple-c2ee795ed00dabc3
[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" "7c6e61aa454794b947dc7edc37145548f847c5b212edc62d7137ad32a0dbc5ff"`
[INFO] running `"docker" "rm" "-f" "7c6e61aa454794b947dc7edc37145548f847c5b212edc62d7137ad32a0dbc5ff"`
[INFO] [stdout] 7c6e61aa454794b947dc7edc37145548f847c5b212edc62d7137ad32a0dbc5ff