[INFO] updating cached repository rinon/icfp2017 [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/rinon/icfp2017 [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/rinon/icfp2017" "work/ex/beta-1.38-1/sources/1.37.0/gh/rinon/icfp2017"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/rinon/icfp2017'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/rinon/icfp2017" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rinon/icfp2017"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rinon/icfp2017'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] 3455ef9fd322c79c97d4d9ac410b7342716d54cf [INFO] sha for GitHub repo rinon/icfp2017: 3455ef9fd322c79c97d4d9ac410b7342716d54cf [INFO] validating manifest of rinon/icfp2017 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 rinon/icfp2017 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 rinon/icfp2017 [INFO] finished frobbing rinon/icfp2017 [INFO] frobbed toml for rinon/icfp2017 written to work/ex/beta-1.38-1/sources/1.37.0/gh/rinon/icfp2017/Cargo.toml [INFO] started frobbing rinon/icfp2017 [INFO] finished frobbing rinon/icfp2017 [INFO] frobbed toml for rinon/icfp2017 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/rinon/icfp2017/Cargo.toml [INFO] crate rinon/icfp2017 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 rinon/icfp2017 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/rinon/icfp2017:/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] 942ac1c85c6a5e72ddba0c66c8cfe1b1f3f61aa203af000aed5edbfb2f63730b [INFO] running `"docker" "start" "-a" "942ac1c85c6a5e72ddba0c66c8cfe1b1f3f61aa203af000aed5edbfb2f63730b"` [INFO] [stderr] Compiling serde v1.0.11 [INFO] [stderr] Compiling libc v0.2.29 [INFO] [stderr] Compiling getopts v0.2.14 [INFO] [stderr] Compiling serde_derive_internals v0.15.1 [INFO] [stderr] warning[E0503]: cannot use `state` because it was mutably borrowed [INFO] [stderr] --> /opt/crater/cargo-home/registry/src/github.com-1ecc6299db9ec823/getopts-0.2.14/src/lib.rs:1008:33 [INFO] [stderr] | [INFO] [stderr] 955 | let mut machine = |cont: &mut bool, (i, c): (usize, char)| { [INFO] [stderr] | ---------------------------------------- borrow of `state` occurs here [INFO] [stderr] ... [INFO] [stderr] 959 | state = match (state, whitespace, limit) { [INFO] [stderr] | ----- borrow occurs due to use of `state` in closure [INFO] [stderr] ... [INFO] [stderr] 1008 | while cont && match state { B | C => true, A => false } { [INFO] [stderr] | ^ use of borrowed `state` [INFO] [stderr] 1009 | machine(&mut cont, (fake_i, ' ')); [INFO] [stderr] | ------- borrow later used here [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 rand v0.3.16 [INFO] [stderr] Compiling serde_derive v1.0.11 [INFO] [stderr] Compiling bincode v0.8.0 [INFO] [stderr] Compiling serde_json v1.0.2 [INFO] [stderr] Compiling serde_bytes v0.10.1 [INFO] [stderr] Compiling punter v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/punter.rs:567:34 [INFO] [stderr] | [INFO] [stderr] 567 | fn select(&mut self, g: &mut Game, c: f64) -> Option>>> { [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn Game` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/punter.rs:588:30 [INFO] [stderr] | [INFO] [stderr] 588 | fn expand(&mut self, g: &Game) -> Option>>> { [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn Game` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/punter.rs:619:32 [INFO] [stderr] | [INFO] [stderr] 619 | fn simulate(&self, g: &mut Game) -> f64 { [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn Game` [INFO] [stderr] [INFO] [stderr] warning: variable `iterations` is assigned to, but never used [INFO] [stderr] --> src/punter.rs:315:17 [INFO] [stderr] | [INFO] [stderr] 315 | let mut iterations = 0; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] = note: consider using `_iterations` instead [INFO] [stderr] [INFO] [stderr] warning: unused variable: `handshake` [INFO] [stderr] --> src/bin/punter.rs:53:13 [INFO] [stderr] | [INFO] [stderr] 53 | let handshake: protocol::HandshakeS = self.recv_message(reader) [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_handshake` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `state` [INFO] [stderr] --> src/bin/punter.rs:104:46 [INFO] [stderr] | [INFO] [stderr] 104 | protocol::OfflineStop {stop, state} [INFO] [stderr] | ^^^^^ help: try ignoring the field: `state: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `stop` [INFO] [stderr] --> src/bin/punter.rs:104:40 [INFO] [stderr] | [INFO] [stderr] 104 | protocol::OfflineStop {stop, state} [INFO] [stderr] | ^^^^ help: try ignoring the field: `stop: _` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 25.82s [INFO] running `"docker" "inspect" "942ac1c85c6a5e72ddba0c66c8cfe1b1f3f61aa203af000aed5edbfb2f63730b"` [INFO] running `"docker" "rm" "-f" "942ac1c85c6a5e72ddba0c66c8cfe1b1f3f61aa203af000aed5edbfb2f63730b"` [INFO] [stdout] 942ac1c85c6a5e72ddba0c66c8cfe1b1f3f61aa203af000aed5edbfb2f63730b [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/rinon/icfp2017:/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] b13543eb92c31c9e39adad618ecd6e6d1c6be55e3fd171e2f05647aba9ad8234 [INFO] running `"docker" "start" "-a" "b13543eb92c31c9e39adad618ecd6e6d1c6be55e3fd171e2f05647aba9ad8234"` [INFO] [stderr] Compiling punter v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused variable: `handshake` [INFO] [stderr] --> src/bin/punter.rs:53:13 [INFO] [stderr] | [INFO] [stderr] 53 | let handshake: protocol::HandshakeS = self.recv_message(reader) [INFO] [stderr] | ^^^^^^^^^ help: consider prefixing with an underscore: `_handshake` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `state` [INFO] [stderr] --> src/bin/punter.rs:104:46 [INFO] [stderr] | [INFO] [stderr] 104 | protocol::OfflineStop {stop, state} [INFO] [stderr] | ^^^^^ help: try ignoring the field: `state: _` [INFO] [stderr] [INFO] [stderr] warning: unused variable: `stop` [INFO] [stderr] --> src/bin/punter.rs:104:40 [INFO] [stderr] | [INFO] [stderr] 104 | protocol::OfflineStop {stop, state} [INFO] [stderr] | ^^^^ help: try ignoring the field: `stop: _` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/punter.rs:567:34 [INFO] [stderr] | [INFO] [stderr] 567 | fn select(&mut self, g: &mut Game, c: f64) -> Option>>> { [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn Game` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/punter.rs:588:30 [INFO] [stderr] | [INFO] [stderr] 588 | fn expand(&mut self, g: &Game) -> Option>>> { [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn Game` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/punter.rs:619:32 [INFO] [stderr] | [INFO] [stderr] 619 | fn simulate(&self, g: &mut Game) -> f64 { [INFO] [stderr] | ^^^^^^^ help: use `dyn`: `dyn Game` [INFO] [stderr] [INFO] [stderr] warning: variable `iterations` is assigned to, but never used [INFO] [stderr] --> src/punter.rs:315:17 [INFO] [stderr] | [INFO] [stderr] 315 | let mut iterations = 0; [INFO] [stderr] | ^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_variables)] on by default [INFO] [stderr] = note: consider using `_iterations` instead [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.66s [INFO] running `"docker" "inspect" "b13543eb92c31c9e39adad618ecd6e6d1c6be55e3fd171e2f05647aba9ad8234"` [INFO] running `"docker" "rm" "-f" "b13543eb92c31c9e39adad618ecd6e6d1c6be55e3fd171e2f05647aba9ad8234"` [INFO] [stdout] b13543eb92c31c9e39adad618ecd6e6d1c6be55e3fd171e2f05647aba9ad8234 [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/rinon/icfp2017:/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] 6e6b6c3f65358e8397e09c1050e845cdaf6a79a91d7045a816dbab77d299b7e1 [INFO] running `"docker" "start" "-a" "6e6b6c3f65358e8397e09c1050e845cdaf6a79a91d7045a816dbab77d299b7e1"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/crater/target/debug/deps/punter-cd368ab944a0716a [INFO] [stderr] Running /opt/crater/target/debug/deps/dummy-5e58108f2e2d64c9 [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] [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] Running /opt/crater/target/debug/deps/online-e1d5c838804b7def [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] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/punter-35a49d9f47a19a67 [INFO] [stdout] running 0 tests [INFO] [stderr] Doc-tests punter [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [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" "6e6b6c3f65358e8397e09c1050e845cdaf6a79a91d7045a816dbab77d299b7e1"` [INFO] running `"docker" "rm" "-f" "6e6b6c3f65358e8397e09c1050e845cdaf6a79a91d7045a816dbab77d299b7e1"` [INFO] [stdout] 6e6b6c3f65358e8397e09c1050e845cdaf6a79a91d7045a816dbab77d299b7e1