[INFO] updating cached repository frnsys/rust-sim [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/frnsys/rust-sim [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/frnsys/rust-sim" "work/ex/beta-1.37-6/sources/1.36.0/gh/frnsys/rust-sim"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/frnsys/rust-sim'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/frnsys/rust-sim" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/frnsys/rust-sim"` [INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/frnsys/rust-sim'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] fe1c4fea93a0cffd0d3d1b721314953097a99b4f [INFO] sha for GitHub repo frnsys/rust-sim: fe1c4fea93a0cffd0d3d1b721314953097a99b4f [INFO] validating manifest of frnsys/rust-sim 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 frnsys/rust-sim 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 frnsys/rust-sim [INFO] finished frobbing frnsys/rust-sim [INFO] frobbed toml for frnsys/rust-sim written to work/ex/beta-1.37-6/sources/1.36.0/gh/frnsys/rust-sim/Cargo.toml [INFO] started frobbing frnsys/rust-sim [INFO] finished frobbing frnsys/rust-sim [INFO] frobbed toml for frnsys/rust-sim written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/frnsys/rust-sim/Cargo.toml [INFO] crate frnsys/rust-sim 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] [stderr] Blocking waiting for file lock on package cache lock [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing frnsys/rust-sim 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/frnsys/rust-sim:/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] 38bff7bd70d8c5f6838c840e838a0ee56b30a028d4e4bef2c9fe2242eab15aa0 [INFO] running `"docker" "start" "-a" "38bff7bd70d8c5f6838c840e838a0ee56b30a028d4e4bef2c9fe2242eab15aa0"` [INFO] [stderr] Compiling log v0.3.6 [INFO] [stderr] Compiling idna v0.1.0 [INFO] [stderr] Compiling rmp v0.7.5 [INFO] [stderr] Compiling uuid v0.2.3 [INFO] [stderr] Compiling futures v0.1.7 [INFO] [stderr] Compiling rmp-serialize v0.7.0 [INFO] [stderr] Compiling url v1.2.4 [INFO] [stderr] Compiling futures-cpupool v0.1.2 [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-1.2.4/src/form_urlencoded.rs:246:40 [INFO] [stderr] | [INFO] [stderr] 244 | impl<'a> Target for ::UrlQuery<'a> { [INFO] [stderr] | -- lifetime `'a` defined here [INFO] [stderr] 245 | fn as_mut_string(&mut self) -> &mut String { &mut self.url.serialization } [INFO] [stderr] 246 | 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] = note: for more information, try `rustc --explain E0729` [INFO] [stderr] [INFO] [stderr] Compiling redis v0.8.0 [INFO] [stderr] Compiling sim v0.1.0 (/opt/crater/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 17.20s [INFO] running `"docker" "inspect" "38bff7bd70d8c5f6838c840e838a0ee56b30a028d4e4bef2c9fe2242eab15aa0"` [INFO] running `"docker" "rm" "-f" "38bff7bd70d8c5f6838c840e838a0ee56b30a028d4e4bef2c9fe2242eab15aa0"` [INFO] [stdout] 38bff7bd70d8c5f6838c840e838a0ee56b30a028d4e4bef2c9fe2242eab15aa0 [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/frnsys/rust-sim:/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] 56c7827a13c298c1bd5372c2e7afabb47adf37c7f5470891e6d599ff582f397b [INFO] running `"docker" "start" "-a" "56c7827a13c298c1bd5372c2e7afabb47adf37c7f5470891e6d599ff582f397b"` [INFO] [stderr] Compiling time v0.1.35 [INFO] [stderr] Compiling sim v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `world` [INFO] [stderr] --> examples/basic.rs:38:15 [INFO] [stderr] | [INFO] [stderr] 38 | world: Self::World, [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_world` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `agent` [INFO] [stderr] --> examples/culture.rs:33:21 [INFO] [stderr] | [INFO] [stderr] 33 | fn setup(&self, agent: Agent, population: &Population) -> () {} [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_agent` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `population` [INFO] [stderr] --> examples/culture.rs:33:48 [INFO] [stderr] | [INFO] [stderr] 33 | fn setup(&self, agent: Agent, population: &Population) -> () {} [INFO] [stderr] | ^^^^^^^^^^ help: consider prefixing with an underscore: `_population` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `world` [INFO] [stderr] --> examples/culture.rs:37:15 [INFO] [stderr] | [INFO] [stderr] 37 | world: Self::World, [INFO] [stderr] | ^^^^^ help: consider prefixing with an underscore: `_world` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 5.17s [INFO] running `"docker" "inspect" "56c7827a13c298c1bd5372c2e7afabb47adf37c7f5470891e6d599ff582f397b"` [INFO] running `"docker" "rm" "-f" "56c7827a13c298c1bd5372c2e7afabb47adf37c7f5470891e6d599ff582f397b"` [INFO] [stdout] 56c7827a13c298c1bd5372c2e7afabb47adf37c7f5470891e6d599ff582f397b [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/frnsys/rust-sim:/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] f5203a36088153805d4a1d5cc908da6a70059bf82e80be99cf85672ec1203d24 [INFO] running `"docker" "start" "-a" "f5203a36088153805d4a1d5cc908da6a70059bf82e80be99cf85672ec1203d24"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/crater/target/debug/deps/sim-6206e670c6359866 [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 sim [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" "f5203a36088153805d4a1d5cc908da6a70059bf82e80be99cf85672ec1203d24"` [INFO] running `"docker" "rm" "-f" "f5203a36088153805d4a1d5cc908da6a70059bf82e80be99cf85672ec1203d24"` [INFO] [stdout] f5203a36088153805d4a1d5cc908da6a70059bf82e80be99cf85672ec1203d24