[INFO] fetching crate cassowary 0.3.0...
[INFO] testing cassowary-0.3.0 against beta-2019-09-28 for beta-1.39-1
[INFO] extracting crate cassowary 0.3.0 into work/builds/worker-6/source
[INFO] validating manifest of crates.io crate cassowary 0.3.0 on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate cassowary 0.3.0
[INFO] finished tweaking crates.io crate cassowary 0.3.0
[INFO] tweaked toml for crates.io crate cassowary 0.3.0 written to work/builds/worker-6/source/Cargo.toml
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 0be45b6d3da56ef12b31f76718b8962771acea22f559c240bd2e6ab0fcc7fede
[INFO] running `"docker" "start" "-a" "0be45b6d3da56ef12b31f76718b8962771acea22f559c240bd2e6ab0fcc7fede"`
[INFO] [stderr]    Compiling cassowary v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/solver_impl.rs:77:13
[INFO] [stderr]    |
[INFO] [stderr] 77 |             try!(self.add_constraint(constraint.clone()));
[INFO] [stderr]    |             ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/solver_impl.rs:115:17
[INFO] [stderr]     |
[INFO] [stderr] 115 |             if !try!(self.add_with_artificial_variable(&row)
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/solver_impl.rs:135:9
[INFO] [stderr]     |
[INFO] [stderr] 135 |         try!(self.optimise(&objective).map_err(|e| AddConstraintError::InternalSolverError(e.0)));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/solver_impl.rs:141:19
[INFO] [stderr]     |
[INFO] [stderr] 141 |         let tag = try!(self.cns.remove(constraint).ok_or(RemoveConstraintError::UnknownConstraint));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/solver_impl.rs:151:38
[INFO] [stderr]     |
[INFO] [stderr] 151 |             let (leaving, mut row) = try!(self.get_marker_leaving_row(tag.marker)
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/solver_impl.rs:163:9
[INFO] [stderr]     |
[INFO] [stderr] 163 |         try!(self.optimise(&objective).map_err(|e| RemoveConstraintError::InternalSolverError(e.0)));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/solver_impl.rs:215:13
[INFO] [stderr]     |
[INFO] [stderr] 215 |             try!(self.remove_constraint(&constraint)
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/solver_impl.rs:239:24
[INFO] [stderr]     |
[INFO] [stderr] 239 |             let info = try!(self.edits.get_mut(&variable).ok_or(SuggestValueError::UnknownEditVariable));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/solver_impl.rs:286:9
[INFO] [stderr]     |
[INFO] [stderr] 286 |         try!(self.dual_optimise().map_err(|e| SuggestValueError::InternalSolverError(e.0)));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/solver_impl.rs:497:9
[INFO] [stderr]     |
[INFO] [stderr] 497 |         try!(self.optimise(&artificial));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/solver_impl.rs:560:38
[INFO] [stderr]     |
[INFO] [stderr] 560 |             let (leaving, mut row) = try!(self.get_leaving_row(entering)
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/lib.rs:235:56
[INFO] [stderr]     |
[INFO] [stderr] 235 | static VARIABLE_ID: ::std::sync::atomic::AtomicUsize = ::std::sync::atomic::ATOMIC_USIZE_INIT;
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicUsize::new(0)`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `"docker" "inspect" "0be45b6d3da56ef12b31f76718b8962771acea22f559c240bd2e6ab0fcc7fede"`
[INFO] running `"docker" "rm" "-f" "0be45b6d3da56ef12b31f76718b8962771acea22f559c240bd2e6ab0fcc7fede"`
[INFO] [stdout] 0be45b6d3da56ef12b31f76718b8962771acea22f559c240bd2e6ab0fcc7fede
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] afc5b6ed521925a064c28ffb7d2b23157ea64ee3041582afbf189e1686805849
[INFO] running `"docker" "start" "-a" "afc5b6ed521925a064c28ffb7d2b23157ea64ee3041582afbf189e1686805849"`
[INFO] [stderr]    Compiling cassowary v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/common/mod.rs:22:29
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub fn new_values() -> (Box<Fn(Variable) -> f64>, Box<Fn(&[(Variable, f64)])>) {
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Variable) -> f64`
[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]   --> tests/common/mod.rs:22:55
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub fn new_values() -> (Box<Fn(Variable) -> f64>, Box<Fn(&[(Variable, f64)])>) {
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[(Variable, f64)])`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]   --> tests/common/mod.rs:22:29
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub fn new_values() -> (Box<Fn(Variable) -> f64>, Box<Fn(&[(Variable, f64)])>) {
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(Variable) -> f64`
[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]   --> tests/common/mod.rs:22:55
[INFO] [stderr]    |
[INFO] [stderr] 22 | pub fn new_values() -> (Box<Fn(Variable) -> f64>, Box<Fn(&[(Variable, f64)])>) {
[INFO] [stderr]    |                                                       ^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(&[(Variable, f64)])`
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/solver_impl.rs:77:13
[INFO] [stderr]    |
[INFO] [stderr] 77 |             try!(self.add_constraint(constraint.clone()));
[INFO] [stderr]    |             ^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/solver_impl.rs:115:17
[INFO] [stderr]     |
[INFO] [stderr] 115 |             if !try!(self.add_with_artificial_variable(&row)
[INFO] [stderr]     |                 ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/solver_impl.rs:135:9
[INFO] [stderr]     |
[INFO] [stderr] 135 |         try!(self.optimise(&objective).map_err(|e| AddConstraintError::InternalSolverError(e.0)));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/solver_impl.rs:141:19
[INFO] [stderr]     |
[INFO] [stderr] 141 |         let tag = try!(self.cns.remove(constraint).ok_or(RemoveConstraintError::UnknownConstraint));
[INFO] [stderr]     |                   ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/solver_impl.rs:151:38
[INFO] [stderr]     |
[INFO] [stderr] 151 |             let (leaving, mut row) = try!(self.get_marker_leaving_row(tag.marker)
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/solver_impl.rs:163:9
[INFO] [stderr]     |
[INFO] [stderr] 163 |         try!(self.optimise(&objective).map_err(|e| RemoveConstraintError::InternalSolverError(e.0)));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/solver_impl.rs:215:13
[INFO] [stderr]     |
[INFO] [stderr] 215 |             try!(self.remove_constraint(&constraint)
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/solver_impl.rs:239:24
[INFO] [stderr]     |
[INFO] [stderr] 239 |             let info = try!(self.edits.get_mut(&variable).ok_or(SuggestValueError::UnknownEditVariable));
[INFO] [stderr]     |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/solver_impl.rs:286:9
[INFO] [stderr]     |
[INFO] [stderr] 286 |         try!(self.dual_optimise().map_err(|e| SuggestValueError::InternalSolverError(e.0)));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/solver_impl.rs:497:9
[INFO] [stderr]     |
[INFO] [stderr] 497 |         try!(self.optimise(&artificial));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/solver_impl.rs:560:38
[INFO] [stderr]     |
[INFO] [stderr] 560 |             let (leaving, mut row) = try!(self.get_leaving_row(entering)
[INFO] [stderr]     |                                      ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::sync::atomic::ATOMIC_USIZE_INIT': the `new` function is now preferred
[INFO] [stderr]    --> src/lib.rs:235:56
[INFO] [stderr]     |
[INFO] [stderr] 235 | static VARIABLE_ID: ::std::sync::atomic::AtomicUsize = ::std::sync::atomic::ATOMIC_USIZE_INIT;
[INFO] [stderr]     |                                                        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `AtomicUsize::new(0)`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.64s
[INFO] running `"docker" "inspect" "afc5b6ed521925a064c28ffb7d2b23157ea64ee3041582afbf189e1686805849"`
[INFO] running `"docker" "rm" "-f" "afc5b6ed521925a064c28ffb7d2b23157ea64ee3041582afbf189e1686805849"`
[INFO] [stdout] afc5b6ed521925a064c28ffb7d2b23157ea64ee3041582afbf189e1686805849
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-6/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] 6d28c3ecc0e8e4a4c93d2d93efcdb89a4a72e668811344b7ccb1558ad94f5e75
[INFO] running `"docker" "start" "-a" "6d28c3ecc0e8e4a4c93d2d93efcdb89a4a72e668811344b7ccb1558ad94f5e75"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.00s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cassowary-b31c3c29593b677d
[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/rustwide/target/debug/deps/quadrilateral-8336b5ddd7565092
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test test_quadrilateral ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/removal-7a4eb96c124e1cc6
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test remove_constraint ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cassowary
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test src/lib.rs -  (line 108) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 114) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 128) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 137) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 147) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 21) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 216) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 42) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 55) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 80) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 99) ... ignored
[INFO] [stdout] test src/lib.rs -  (line 34) ... ok
[INFO] [stdout] test src/lib.rs -  (line 160) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 11 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "6d28c3ecc0e8e4a4c93d2d93efcdb89a4a72e668811344b7ccb1558ad94f5e75"`
[INFO] running `"docker" "rm" "-f" "6d28c3ecc0e8e4a4c93d2d93efcdb89a4a72e668811344b7ccb1558ad94f5e75"`
[INFO] [stdout] 6d28c3ecc0e8e4a4c93d2d93efcdb89a4a72e668811344b7ccb1558ad94f5e75