[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-1.38-1/sources/1.37.0/gh/faheemuzzaman/mysql_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/faheemuzzaman/mysql_rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/faheemuzzaman/mysql_rust" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/faheemuzzaman/mysql_rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/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 1.37.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of faheemuzzaman/mysql_rust 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 faheemuzzaman/mysql_rust
[INFO] finished frobbing faheemuzzaman/mysql_rust
[INFO] frobbed toml for faheemuzzaman/mysql_rust written to work/ex/beta-1.38-1/sources/1.37.0/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-1.38-1/sources/beta-2019-08-13/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" "+1.37.0" "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 faheemuzzaman/mysql_rust 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-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 65b46370ca48c5a5957b90ace0ade722de900b724fffd7ad1feab4278339c6f5
[INFO] running `"docker" "start" "-a" "65b46370ca48c5a5957b90ace0ade722de900b724fffd7ad1feab4278339c6f5"`
[INFO] [stderr]    Compiling libc v0.2.58
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling ryu v0.2.8
[INFO] [stderr]    Compiling byteorder v1.3.1
[INFO] [stderr]    Compiling byte-tools v0.3.1
[INFO] [stderr]    Compiling serde v1.0.92
[INFO] [stderr]    Compiling smallvec v0.6.9
[INFO] [stderr]    Compiling static_assertions v0.2.5
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling regex v1.1.6
[INFO] [stderr]    Compiling opaque-debug v0.2.2
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling nix v0.13.0
[INFO] [stderr]    Compiling utf8-ranges v1.0.2
[INFO] [stderr]    Compiling bit-vec v0.5.1
[INFO] [stderr]    Compiling mysql v16.0.2
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling regex-syntax v0.6.6
[INFO] [stderr]    Compiling block-padding v0.1.4
[INFO] [stderr]    Compiling unicode-normalization v0.1.8
[INFO] [stderr]    Compiling stackvector v1.0.2
[INFO] [stderr]    Compiling aho-corasick v0.7.3
[INFO] [stderr]    Compiling lexical-core v0.4.0
[INFO] [stderr]    Compiling rand_os v0.1.3
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling net2 v0.2.33
[INFO] [stderr]    Compiling base64 v0.10.1
[INFO] [stderr]    Compiling rand v0.6.5
[INFO] [stderr]    Compiling generic-array v0.12.0
[INFO] [stderr]    Compiling flate2 v1.0.7
[INFO] [stderr]    Compiling digest v0.8.0
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling chrono v0.4.6
[INFO] [stderr]    Compiling idna v0.1.5
[INFO] [stderr]    Compiling sha2 v0.8.0
[INFO] [stderr]    Compiling twox-hash v1.3.0
[INFO] [stderr]    Compiling lexical v2.1.0
[INFO] [stderr]    Compiling url v1.7.2
[INFO] [stderr]    Compiling serde_json v1.0.39
[INFO] [stderr]    Compiling mysql_common v0.17.1
[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 1m 50s
[INFO] running `"docker" "inspect" "65b46370ca48c5a5957b90ace0ade722de900b724fffd7ad1feab4278339c6f5"`
[INFO] running `"docker" "rm" "-f" "65b46370ca48c5a5957b90ace0ade722de900b724fffd7ad1feab4278339c6f5"`
[INFO] [stdout] 65b46370ca48c5a5957b90ace0ade722de900b724fffd7ad1feab4278339c6f5
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 50d8b740107001f44e6dc3dbd12c8e470096d6e487a4d5776f589de6ed68d618
[INFO] running `"docker" "start" "-a" "50d8b740107001f44e6dc3dbd12c8e470096d6e487a4d5776f589de6ed68d618"`
[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 1.00s
[INFO] running `"docker" "inspect" "50d8b740107001f44e6dc3dbd12c8e470096d6e487a4d5776f589de6ed68d618"`
[INFO] running `"docker" "rm" "-f" "50d8b740107001f44e6dc3dbd12c8e470096d6e487a4d5776f589de6ed68d618"`
[INFO] [stdout] 50d8b740107001f44e6dc3dbd12c8e470096d6e487a4d5776f589de6ed68d618
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-1/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] d23fae98b235a5454e77066367a70b2b611771bda1f955101e49ae5fb7bf364f
[INFO] running `"docker" "start" "-a" "d23fae98b235a5454e77066367a70b2b611771bda1f955101e49ae5fb7bf364f"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mysql_simple-aaf21931114e26f4
[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" "d23fae98b235a5454e77066367a70b2b611771bda1f955101e49ae5fb7bf364f"`
[INFO] running `"docker" "rm" "-f" "d23fae98b235a5454e77066367a70b2b611771bda1f955101e49ae5fb7bf364f"`
[INFO] [stdout] d23fae98b235a5454e77066367a70b2b611771bda1f955101e49ae5fb7bf364f