[INFO] updating cached repository meepoSenpai/trebuchet-rs [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/meepoSenpai/trebuchet-rs [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/meepoSenpai/trebuchet-rs" "work/ex/beta-1.37-6/sources/1.36.0/gh/meepoSenpai/trebuchet-rs"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/meepoSenpai/trebuchet-rs'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/meepoSenpai/trebuchet-rs" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/meepoSenpai/trebuchet-rs"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/meepoSenpai/trebuchet-rs'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 542b57b2dabd8bdf5e3eed46a726cfb2be3fd4db [INFO] sha for GitHub repo meepoSenpai/trebuchet-rs: 542b57b2dabd8bdf5e3eed46a726cfb2be3fd4db [INFO] validating manifest of meepoSenpai/trebuchet-rs 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 meepoSenpai/trebuchet-rs 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 meepoSenpai/trebuchet-rs [INFO] finished frobbing meepoSenpai/trebuchet-rs [INFO] frobbed toml for meepoSenpai/trebuchet-rs written to work/ex/beta-1.37-6/sources/1.36.0/gh/meepoSenpai/trebuchet-rs/Cargo.toml [INFO] started frobbing meepoSenpai/trebuchet-rs [INFO] finished frobbing meepoSenpai/trebuchet-rs [INFO] frobbed toml for meepoSenpai/trebuchet-rs written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/meepoSenpai/trebuchet-rs/Cargo.toml [INFO] crate meepoSenpai/trebuchet-rs 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 meepoSenpai/trebuchet-rs 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/meepoSenpai/trebuchet-rs:/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] 2320a03b46638168355917aa24456741952e1a70ef1baf9a9be4021c33c72492 [INFO] running `"docker" "start" "-a" "2320a03b46638168355917aa24456741952e1a70ef1baf9a9be4021c33c72492"` [INFO] [stderr] Compiling openssl v0.9.14 [INFO] [stderr] Compiling openssl-sys v0.9.14 [INFO] [stderr] Compiling unicase v1.4.2 [INFO] [stderr] Compiling unicode-bidi v0.3.3 [INFO] [stderr] Compiling num_cpus v1.6.2 [INFO] [stderr] Compiling time v0.1.37 [INFO] [stderr] Compiling memchr v1.0.1 [INFO] [stderr] Compiling aho-corasick v0.6.3 [INFO] [stderr] Compiling idna v0.1.2 [INFO] [stderr] Compiling regex v0.2.2 [INFO] [stderr] Compiling url v1.5.1 [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-1.5.1/src/form_urlencoded.rs:251:40 [INFO] [stderr] | [INFO] [stderr] 249 | impl<'a> Target for ::UrlQuery<'a> { [INFO] [stderr] | -- lifetime `'a` defined here [INFO] [stderr] 250 | fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization } [INFO] [stderr] 251 | 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 v0.10.12 [INFO] [stderr] Compiling serde_urlencoded v0.4.3 [INFO] [stderr] Compiling native-tls v0.1.4 [INFO] [stderr] Compiling hyper-native-tls v0.2.4 [INFO] [stderr] Compiling reqwest v0.4.0 [INFO] [stderr] Compiling ddg v0.3.0 [INFO] [stderr] Compiling trebuchet-rs v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/web_search.rs:47:37 [INFO] [stderr] | [INFO] [stderr] 47 | let mut counter = &mut counter; [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `try_launch` [INFO] [stderr] --> src/launch.rs:13:1 [INFO] [stderr] | [INFO] [stderr] 13 | pub fn try_launch(name: &str) -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 35.40s [INFO] running `"docker" "inspect" "2320a03b46638168355917aa24456741952e1a70ef1baf9a9be4021c33c72492"` [INFO] running `"docker" "rm" "-f" "2320a03b46638168355917aa24456741952e1a70ef1baf9a9be4021c33c72492"` [INFO] [stdout] 2320a03b46638168355917aa24456741952e1a70ef1baf9a9be4021c33c72492 [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/meepoSenpai/trebuchet-rs:/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] 3c2799a277a6981b04aa3832eadd5178f2bc24c6cb15525c4d2fa1cc520f7f90 [INFO] running `"docker" "start" "-a" "3c2799a277a6981b04aa3832eadd5178f2bc24c6cb15525c4d2fa1cc520f7f90"` [INFO] [stderr] Compiling trebuchet-rs v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/web_search.rs:47:37 [INFO] [stderr] | [INFO] [stderr] 47 | let mut counter = &mut counter; [INFO] [stderr] | ----^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_mut)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `try_launch` [INFO] [stderr] --> src/launch.rs:13:1 [INFO] [stderr] | [INFO] [stderr] 13 | pub fn try_launch(name: &str) -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1.52s [INFO] running `"docker" "inspect" "3c2799a277a6981b04aa3832eadd5178f2bc24c6cb15525c4d2fa1cc520f7f90"` [INFO] running `"docker" "rm" "-f" "3c2799a277a6981b04aa3832eadd5178f2bc24c6cb15525c4d2fa1cc520f7f90"` [INFO] [stdout] 3c2799a277a6981b04aa3832eadd5178f2bc24c6cb15525c4d2fa1cc520f7f90 [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/meepoSenpai/trebuchet-rs:/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] a4767ab2fb0fcc422d631832946404b4055af75d75b22124045c66318a280dc8 [INFO] running `"docker" "start" "-a" "a4767ab2fb0fcc422d631832946404b4055af75d75b22124045c66318a280dc8"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.13s [INFO] [stderr] Running /opt/crater/target/debug/deps/trebuchet_rs-fecb922df06ca707 [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" "a4767ab2fb0fcc422d631832946404b4055af75d75b22124045c66318a280dc8"` [INFO] running `"docker" "rm" "-f" "a4767ab2fb0fcc422d631832946404b4055af75d75b22124045c66318a280dc8"` [INFO] [stdout] a4767ab2fb0fcc422d631832946404b4055af75d75b22124045c66318a280dc8