[INFO] cloning repository frnsys/rust-sim
[INFO] running `"git" "clone" "--bare" "git://github.com/frnsys/rust-sim.git" "work/cache/sources/gh/frnsys/rust-sim"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/frnsys/rust-sim'...
[INFO] running `"git" "clone" "work/cache/sources/gh/frnsys/rust-sim" "work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/frnsys/rust-sim"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/gh/frnsys/rust-sim'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/frnsys/rust-sim" "work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/gh/frnsys/rust-sim"`
[INFO] [stderr] Cloning into 'work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/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 master#c8865d8e195813ade6b84434ac9f8850e7112d1a
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of frnsys/rust-sim on toolchain try#e212b7d492c96d3837691ba29d32d5f468933fb8
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "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/pr-61629/sources/master#c8865d8e195813ade6b84434ac9f8850e7112d1a/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/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/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" "+c8865d8e195813ade6b84434ac9f8850e7112d1a-alt" "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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing frnsys/rust-sim against try#e212b7d492c96d3837691ba29d32d5f468933fb8 for pr-61629
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "build" "--frozen"`
[INFO] [stdout] e68b2f30a646119050258d69b59733d5715a9483746f258dc6a340df58bd9152
[INFO] running `"docker" "start" "-a" "e68b2f30a646119050258d69b59733d5715a9483746f258dc6a340df58bd9152"`
[INFO] [stderr]    Compiling unicode-normalization v0.1.3
[INFO] [stderr]    Compiling log v0.3.6
[INFO] [stderr]    Compiling crossbeam v0.2.10
[INFO] [stderr]    Compiling unicode-bidi v0.2.4
[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 idna v0.1.0
[INFO] [stderr]    Compiling futures-cpupool v0.1.2
[INFO] [stderr]    Compiling url v1.2.4
[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 19.70s
[INFO] running `"docker" "inspect" "e68b2f30a646119050258d69b59733d5715a9483746f258dc6a340df58bd9152"`
[INFO] running `"docker" "rm" "-f" "e68b2f30a646119050258d69b59733d5715a9483746f258dc6a340df58bd9152"`
[INFO] [stdout] e68b2f30a646119050258d69b59733d5715a9483746f258dc6a340df58bd9152
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen" "--no-run"`
[INFO] [stdout] 3bdc53994cd238b89ea992dd01634d3aea7b4f7e4309e5ea8259247ae3e96e95
[INFO] running `"docker" "start" "-a" "3bdc53994cd238b89ea992dd01634d3aea7b4f7e4309e5ea8259247ae3e96e95"`
[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<Self::State>, population: &Population<Self>) -> () {}
[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<Self::State>, population: &Population<Self>) -> () {}
[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 4.92s
[INFO] running `"docker" "inspect" "3bdc53994cd238b89ea992dd01634d3aea7b4f7e4309e5ea8259247ae3e96e95"`
[INFO] running `"docker" "rm" "-f" "3bdc53994cd238b89ea992dd01634d3aea7b4f7e4309e5ea8259247ae3e96e95"`
[INFO] [stdout] 3bdc53994cd238b89ea992dd01634d3aea7b4f7e4309e5ea8259247ae3e96e95
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/pr-61629/worker-6/try#e212b7d492c96d3837691ba29d32d5f468933fb8:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/pr-61629/sources/try#e212b7d492c96d3837691ba29d32d5f468933fb8/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=forbid" "-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" "+e212b7d492c96d3837691ba29d32d5f468933fb8-alt" "test" "--frozen"`
[INFO] [stdout] e855183aa2a7d6748d0d244c01686311be646c3c26f9c1ea12b09b9ec8576261
[INFO] running `"docker" "start" "-a" "e855183aa2a7d6748d0d244c01686311be646c3c26f9c1ea12b09b9ec8576261"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/sim-ba462684de26aa99
[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" "e855183aa2a7d6748d0d244c01686311be646c3c26f9c1ea12b09b9ec8576261"`
[INFO] running `"docker" "rm" "-f" "e855183aa2a7d6748d0d244c01686311be646c3c26f9c1ea12b09b9ec8576261"`
[INFO] [stdout] e855183aa2a7d6748d0d244c01686311be646c3c26f9c1ea12b09b9ec8576261