[INFO] updating cached repository reoring/influxdb_benchmark
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/reoring/influxdb_benchmark
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/reoring/influxdb_benchmark" "work/ex/beta-1.37-6/sources/1.36.0/gh/reoring/influxdb_benchmark"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/reoring/influxdb_benchmark'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/reoring/influxdb_benchmark" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/reoring/influxdb_benchmark"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/reoring/influxdb_benchmark'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] c3864dc17193e4a9d43e17cf71c8eb2ff40fa904
[INFO] sha for GitHub repo reoring/influxdb_benchmark: c3864dc17193e4a9d43e17cf71c8eb2ff40fa904
[INFO] validating manifest of reoring/influxdb_benchmark 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 reoring/influxdb_benchmark 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 reoring/influxdb_benchmark
[INFO] finished frobbing reoring/influxdb_benchmark
[INFO] frobbed toml for reoring/influxdb_benchmark written to work/ex/beta-1.37-6/sources/1.36.0/gh/reoring/influxdb_benchmark/Cargo.toml
[INFO] started frobbing reoring/influxdb_benchmark
[INFO] finished frobbing reoring/influxdb_benchmark
[INFO] frobbed toml for reoring/influxdb_benchmark written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/reoring/influxdb_benchmark/Cargo.toml
[INFO] crate reoring/influxdb_benchmark 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 reoring/influxdb_benchmark against 1.36.0 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/reoring/influxdb_benchmark:/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" "+1.36.0" "build" "--frozen"`
[INFO] [stdout] 0101e0cdc15ebba543cbd8aeb0cbc22d552be1d0c94a6f53d57dff3cdbe6a49f
[INFO] running `"docker" "start" "-a" "0101e0cdc15ebba543cbd8aeb0cbc22d552be1d0c94a6f53d57dff3cdbe6a49f"`
[INFO] [stderr]    Compiling num_cpus v1.5.0
[INFO] [stderr]    Compiling unicode-bidi v0.3.2
[INFO] [stderr]    Compiling mime v0.2.5
[INFO] [stderr]    Compiling bytes v0.4.4
[INFO] [stderr]    Compiling mio v0.6.8
[INFO] [stderr]    Compiling env_logger v0.4.3
[INFO] [stderr]    Compiling pretty_env_logger v0.1.0 (https://github.com/seanmonstar/pretty-env-logger#222d23e7)
[INFO] [stderr]    Compiling idna v0.1.2
[INFO] [stderr]    Compiling tokio-io v0.1.2
[INFO] [stderr]    Compiling tokio-core v0.1.7
[INFO] [stderr]    Compiling url v1.4.1
[INFO] [stderr] warning[E0713]: borrow may still be in use when destructor runs
[INFO] [stderr]    --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/url-1.4.1/src/form_urlencoded.rs:248:40
[INFO] [stderr]     |
[INFO] [stderr] 246 | impl<'a> Target for ::UrlQuery<'a> {
[INFO] [stderr]     |      -- lifetime `'a` defined here
[INFO] [stderr] 247 |     fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization }
[INFO] [stderr] 248 |     fn finish(self) -> &'a mut ::Url { self.url }
[INFO] [stderr]     |                                        ^^^^^^^^ - here, drop of `self` needs exclusive access to `*self.url`, because the type `UrlQuery<'_>` implements the `Drop` trait
[INFO] [stderr]     |                                        |
[INFO] [stderr]     |                                        returning this value requires that `*self.url` is borrowed for `'a`
[INFO] [stderr]     |
[INFO] [stderr]     = warning: this error has been downgraded to a warning for backwards compatibility with previous releases
[INFO] [stderr]     = warning: this represents potential undefined behavior in your code and this warning will become a hard error in the future
[INFO] [stderr] 
[INFO] [stderr]    Compiling hyper v0.10.10
[INFO] [stderr]    Compiling influxdb_test v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.12s
[INFO] running `"docker" "inspect" "0101e0cdc15ebba543cbd8aeb0cbc22d552be1d0c94a6f53d57dff3cdbe6a49f"`
[INFO] running `"docker" "rm" "-f" "0101e0cdc15ebba543cbd8aeb0cbc22d552be1d0c94a6f53d57dff3cdbe6a49f"`
[INFO] [stdout] 0101e0cdc15ebba543cbd8aeb0cbc22d552be1d0c94a6f53d57dff3cdbe6a49f
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/reoring/influxdb_benchmark:/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" "+1.36.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] d4731da885304d11ab5e2c7d7a876af977937dafbe91a5dbb3dfd6f94639f0b9
[INFO] running `"docker" "start" "-a" "d4731da885304d11ab5e2c7d7a876af977937dafbe91a5dbb3dfd6f94639f0b9"`
[INFO] [stderr]    Compiling influxdb_test v0.0.1 (/opt/crater/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `"docker" "inspect" "d4731da885304d11ab5e2c7d7a876af977937dafbe91a5dbb3dfd6f94639f0b9"`
[INFO] running `"docker" "rm" "-f" "d4731da885304d11ab5e2c7d7a876af977937dafbe91a5dbb3dfd6f94639f0b9"`
[INFO] [stdout] d4731da885304d11ab5e2c7d7a876af977937dafbe91a5dbb3dfd6f94639f0b9
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/1.36.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/1.36.0/gh/reoring/influxdb_benchmark:/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" "+1.36.0" "test" "--frozen"`
[INFO] [stdout] cae72ab005aa3855eaab60ce355bb22c8decf27c422d07cf26c55681273c28ee
[INFO] running `"docker" "start" "-a" "cae72ab005aa3855eaab60ce355bb22c8decf27c422d07cf26c55681273c28ee"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/influxdb_test-7a9aaa22d98435d8
[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" "cae72ab005aa3855eaab60ce355bb22c8decf27c422d07cf26c55681273c28ee"`
[INFO] running `"docker" "rm" "-f" "cae72ab005aa3855eaab60ce355bb22c8decf27c422d07cf26c55681273c28ee"`
[INFO] [stdout] cae72ab005aa3855eaab60ce355bb22c8decf27c422d07cf26c55681273c28ee