/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-3.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-9e34d99ae2c6837f487980c721c4b6acf9d9b15c-9e34d99 [2021-07-10 01:21:38,515 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-10 01:21:38,517 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-10 01:21:38,549 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-10 01:21:38,593 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe.epf [2021-07-10 01:21:38,620 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-10 01:21:38,620 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-10 01:21:38,620 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-10 01:21:38,620 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-10 01:21:38,622 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-10 01:21:38,623 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-10 01:21:38,623 INFO L138 SettingsManager]: * Use SBE=true [2021-07-10 01:21:38,623 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-10 01:21:38,623 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-10 01:21:38,623 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-10 01:21:38,624 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-10 01:21:38,624 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-10 01:21:38,624 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-10 01:21:38,624 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-10 01:21:38,624 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-10 01:21:38,624 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-10 01:21:38,624 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-10 01:21:38,624 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-10 01:21:38,624 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-10 01:21:38,625 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-10 01:21:38,625 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-10 01:21:38,625 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-10 01:21:38,625 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-10 01:21:38,625 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 01:21:38,625 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-10 01:21:38,633 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-10 01:21:38,633 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-10 01:21:38,633 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-10 01:21:38,633 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-10 01:21:38,633 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-10 01:21:38,633 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-10 01:21:38,633 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-10 01:21:38,633 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-07-10 01:21:38,634 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-10 01:21:38,871 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-10 01:21:38,883 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-10 01:21:38,885 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-10 01:21:38,886 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-10 01:21:38,897 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-10 01:21:38,897 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-3.wvr.bpl [2021-07-10 01:21:38,898 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/unroll-3.wvr.bpl' [2021-07-10 01:21:38,917 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-10 01:21:38,919 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-10 01:21:38,920 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-10 01:21:38,920 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-10 01:21:38,921 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-10 01:21:38,929 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:21:38" (1/1) ... [2021-07-10 01:21:38,934 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:21:38" (1/1) ... [2021-07-10 01:21:38,939 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-10 01:21:38,940 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-10 01:21:38,940 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-10 01:21:38,940 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-10 01:21:38,945 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:21:38" (1/1) ... [2021-07-10 01:21:38,945 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:21:38" (1/1) ... [2021-07-10 01:21:38,946 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:21:38" (1/1) ... [2021-07-10 01:21:38,946 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:21:38" (1/1) ... [2021-07-10 01:21:38,947 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:21:38" (1/1) ... [2021-07-10 01:21:38,949 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:21:38" (1/1) ... [2021-07-10 01:21:38,949 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:21:38" (1/1) ... [2021-07-10 01:21:38,950 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-10 01:21:38,951 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-10 01:21:38,951 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-10 01:21:38,951 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-10 01:21:38,951 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:21:38" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-10 01:21:38,997 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-10 01:21:38,997 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-10 01:21:38,998 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-10 01:21:38,998 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-10 01:21:38,998 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-10 01:21:38,998 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-10 01:21:38,998 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-10 01:21:38,998 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-10 01:21:38,999 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-10 01:21:39,000 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-10 01:21:39,207 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-10 01:21:39,208 INFO L299 CfgBuilder]: Removed 2 assume(true) statements. [2021-07-10 01:21:39,208 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread1EXIT is neither atomic block end nor error location. [2021-07-10 01:21:39,208 WARN L327 CfgBuilder]: Unexpected successor node of atomic block begin: thread2EXIT is neither atomic block end nor error location. [2021-07-10 01:21:39,209 INFO L202 PluginConnector]: Adding new model unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 01:21:39 BoogieIcfgContainer [2021-07-10 01:21:39,209 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-10 01:21:39,211 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-10 01:21:39,211 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-10 01:21:39,213 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-10 01:21:39,213 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 10.07 01:21:38" (1/2) ... [2021-07-10 01:21:39,213 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@49ee44d7 and model type unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 10.07 01:21:39, skipping insertion in model container [2021-07-10 01:21:39,213 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "unroll-3.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 10.07 01:21:39" (2/2) ... [2021-07-10 01:21:39,214 INFO L111 eAbstractionObserver]: Analyzing ICFG unroll-3.wvr.bpl [2021-07-10 01:21:39,218 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-10 01:21:39,218 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-10 01:21:39,218 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-10 01:21:39,219 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-10 01:21:39,238 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-07-10 01:21:39,252 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-10 01:21:39,330 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-10 01:21:39,331 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-10 01:21:39,331 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-10 01:21:39,331 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-10 01:21:39,331 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-10 01:21:39,331 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-10 01:21:39,331 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-10 01:21:39,331 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-10 01:21:39,351 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:21:39,354 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:21:39,354 INFO L82 PathProgramCache]: Analyzing trace with hash 1893131829, now seen corresponding path program 1 times [2021-07-10 01:21:39,360 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:21:39,360 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1880921808] [2021-07-10 01:21:39,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:21:39,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:21:39,478 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:21:39,478 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:21:39,479 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1880921808] [2021-07-10 01:21:39,480 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1880921808] provided 1 perfect and 0 imperfect interpolant sequences [2021-07-10 01:21:39,480 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-07-10 01:21:39,480 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-07-10 01:21:39,480 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1279651103] [2021-07-10 01:21:39,488 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-07-10 01:21:39,488 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:21:39,502 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-07-10 01:21:39,506 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-07-10 01:21:39,506 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:21:39,507 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:21:39,517 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 3.0) internal successors, (9), 2 states have internal predecessors, (9), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:21:39,517 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:21:39,539 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:21:39,539 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-07-10 01:21:39,539 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:21:39,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:21:39,542 INFO L82 PathProgramCache]: Analyzing trace with hash 1930821543, now seen corresponding path program 1 times [2021-07-10 01:21:39,542 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:21:39,542 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1729187112] [2021-07-10 01:21:39,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:21:39,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:21:39,578 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:21:39,579 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:21:39,579 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1729187112] [2021-07-10 01:21:39,579 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1729187112] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:21:39,579 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1014786718] [2021-07-10 01:21:39,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:21:39,618 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:21:39,619 INFO L263 TraceCheckSpWp]: Trace formula consists of 31 conjuncts, 3 conjunts are in the unsatisfiable core [2021-07-10 01:21:39,621 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:21:39,668 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:21:39,668 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1014786718] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:21:39,668 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:21:39,668 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 4 [2021-07-10 01:21:39,669 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1951829981] [2021-07-10 01:21:39,669 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-10 01:21:39,669 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:21:39,670 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-10 01:21:39,670 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=8, Invalid=12, Unknown=0, NotChecked=0, Total=20 [2021-07-10 01:21:39,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:21:39,670 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:21:39,670 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 2.8) internal successors, (14), 4 states have internal predecessors, (14), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:21:39,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:21:39,670 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:21:39,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:21:39,695 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:21:39,909 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:21:39,909 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:21:39,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:21:39,910 INFO L82 PathProgramCache]: Analyzing trace with hash -251002636, now seen corresponding path program 1 times [2021-07-10 01:21:39,910 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:21:39,910 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041956183] [2021-07-10 01:21:39,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:21:39,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:21:39,947 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-10 01:21:39,947 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:21:39,947 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041956183] [2021-07-10 01:21:39,947 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2041956183] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:21:39,947 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1721696919] [2021-07-10 01:21:39,947 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:21:39,988 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:21:39,988 INFO L263 TraceCheckSpWp]: Trace formula consists of 36 conjuncts, 5 conjunts are in the unsatisfiable core [2021-07-10 01:21:39,990 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:21:40,029 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-10 01:21:40,029 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1721696919] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:21:40,030 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:21:40,030 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 3 [2021-07-10 01:21:40,030 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [936868675] [2021-07-10 01:21:40,030 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-07-10 01:21:40,030 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:21:40,030 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-07-10 01:21:40,031 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-07-10 01:21:40,031 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:21:40,031 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:21:40,031 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 2.75) internal successors, (11), 3 states have internal predecessors, (11), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:21:40,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:21:40,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:21:40,031 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:21:40,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:21:40,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:21:40,045 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:21:40,257 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:21:40,257 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:21:40,258 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:21:40,258 INFO L82 PathProgramCache]: Analyzing trace with hash 1609074150, now seen corresponding path program 2 times [2021-07-10 01:21:40,258 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:21:40,258 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1483942887] [2021-07-10 01:21:40,259 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:21:40,267 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:21:40,294 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-10 01:21:40,294 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:21:40,294 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1483942887] [2021-07-10 01:21:40,294 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1483942887] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:21:40,294 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1615038067] [2021-07-10 01:21:40,294 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-07-10 01:21:40,331 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 01:21:40,331 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:21:40,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 41 conjuncts, 6 conjunts are in the unsatisfiable core Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:21:40,333 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:21:40,383 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-10 01:21:40,383 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1615038067] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:21:40,383 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:21:40,383 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 6 [2021-07-10 01:21:40,383 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1791985032] [2021-07-10 01:21:40,384 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-07-10 01:21:40,384 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:21:40,384 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-07-10 01:21:40,384 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=27, Unknown=0, NotChecked=0, Total=42 [2021-07-10 01:21:40,384 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:21:40,384 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:21:40,384 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 2.142857142857143) internal successors, (15), 6 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:21:40,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:21:40,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:21:40,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:21:40,385 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:21:40,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:21:40,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:21:40,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:21:40,409 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:21:40,624 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:21:40,625 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:21:40,625 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:21:40,626 INFO L82 PathProgramCache]: Analyzing trace with hash -858087628, now seen corresponding path program 3 times [2021-07-10 01:21:40,626 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:21:40,626 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [103421197] [2021-07-10 01:21:40,626 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:21:40,632 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:21:40,672 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:21:40,672 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:21:40,672 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [103421197] [2021-07-10 01:21:40,673 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [103421197] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:21:40,673 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [271492715] [2021-07-10 01:21:40,673 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:21:40,733 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-07-10 01:21:40,734 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:21:40,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 46 conjuncts, 15 conjunts are in the unsatisfiable core [2021-07-10 01:21:40,736 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:21:40,807 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:21:40,808 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 3 select indices, 3 select index equivalence classes, 0 disjoint index pairs (out of 3 index pairs), introduced 5 new quantified variables, introduced 3 case distinctions, treesize of input 19 treesize of output 37 [2021-07-10 01:21:40,831 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 01:21:40,833 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:21:40,833 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 01:21:40,833 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:19, output treesize:3 [2021-07-10 01:21:40,847 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:21:40,848 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [271492715] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:21:40,848 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:21:40,848 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 6] total 9 [2021-07-10 01:21:40,848 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [56910503] [2021-07-10 01:21:40,848 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-07-10 01:21:40,848 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:21:40,852 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-07-10 01:21:40,852 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=69, Unknown=0, NotChecked=0, Total=90 [2021-07-10 01:21:40,852 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:21:40,852 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:21:40,852 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 2.1) internal successors, (21), 9 states have internal predecessors, (21), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:21:40,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:21:40,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:21:40,852 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:21:40,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:21:40,853 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:21:40,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:21:40,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:21:40,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:21:40,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:21:40,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:21:41,108 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:21:41,109 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:21:41,109 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:21:41,109 INFO L82 PathProgramCache]: Analyzing trace with hash -30691418, now seen corresponding path program 4 times [2021-07-10 01:21:41,110 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:21:41,110 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [719713497] [2021-07-10 01:21:41,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:21:41,116 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:21:41,154 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 3 proven. 8 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:21:41,154 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:21:41,154 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [719713497] [2021-07-10 01:21:41,154 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [719713497] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:21:41,156 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [384853990] [2021-07-10 01:21:41,156 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:21:41,217 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 01:21:41,217 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:21:41,217 INFO L263 TraceCheckSpWp]: Trace formula consists of 51 conjuncts, 7 conjunts are in the unsatisfiable core [2021-07-10 01:21:41,218 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:21:41,279 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 6 proven. 5 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:21:41,279 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [384853990] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:21:41,279 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:21:41,279 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-07-10 01:21:41,280 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1062771537] [2021-07-10 01:21:41,280 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-07-10 01:21:41,280 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:21:41,280 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-07-10 01:21:41,280 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2021-07-10 01:21:41,280 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:21:41,281 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:21:41,281 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 2.0) internal successors, (18), 8 states have internal predecessors, (18), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:21:41,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:21:41,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:21:41,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:21:41,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:21:41,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:21:41,281 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:21:41,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:21:41,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:21:41,359 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:21:41,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:21:41,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:21:41,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 01:21:41,568 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:21:41,569 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:21:41,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:21:41,569 INFO L82 PathProgramCache]: Analyzing trace with hash -928362283, now seen corresponding path program 5 times [2021-07-10 01:21:41,569 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:21:41,570 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1309219615] [2021-07-10 01:21:41,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:21:41,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:21:41,619 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-10 01:21:41,620 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:21:41,620 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1309219615] [2021-07-10 01:21:41,620 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1309219615] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:21:41,620 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1660081263] [2021-07-10 01:21:41,620 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:21:41,648 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 3 check-sat command(s) [2021-07-10 01:21:41,648 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:21:41,648 INFO L263 TraceCheckSpWp]: Trace formula consists of 56 conjuncts, 12 conjunts are in the unsatisfiable core [2021-07-10 01:21:41,649 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:21:41,699 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 10 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-07-10 01:21:41,700 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1660081263] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:21:41,700 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:21:41,700 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 10 [2021-07-10 01:21:41,700 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334329920] [2021-07-10 01:21:41,700 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-07-10 01:21:41,700 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:21:41,701 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-07-10 01:21:41,701 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=25, Invalid=85, Unknown=0, NotChecked=0, Total=110 [2021-07-10 01:21:41,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:21:41,701 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:21:41,701 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 1.7272727272727273) internal successors, (19), 10 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:21:41,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:21:41,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:21:41,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:21:41,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:21:41,701 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:21:41,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 01:21:41,702 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:21:41,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:21:41,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:21:41,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:21:41,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:21:41,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:21:41,799 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 01:21:41,800 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:21:42,008 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:21:42,009 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:21:42,009 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:21:42,009 INFO L82 PathProgramCache]: Analyzing trace with hash 74628437, now seen corresponding path program 6 times [2021-07-10 01:21:42,009 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:21:42,010 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2002341589] [2021-07-10 01:21:42,010 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:21:42,017 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:21:42,113 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 21 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:21:42,114 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:21:42,114 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2002341589] [2021-07-10 01:21:42,114 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2002341589] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:21:42,114 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1573776339] [2021-07-10 01:21:42,114 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:21:42,146 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 5 check-sat command(s) [2021-07-10 01:21:42,146 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:21:42,147 INFO L263 TraceCheckSpWp]: Trace formula consists of 76 conjuncts, 11 conjunts are in the unsatisfiable core [2021-07-10 01:21:42,148 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:21:42,257 INFO L134 CoverageAnalysis]: Checked inductivity of 39 backedges. 21 proven. 17 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-10 01:21:42,258 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1573776339] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:21:42,258 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:21:42,258 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 11] total 16 [2021-07-10 01:21:42,258 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [266495694] [2021-07-10 01:21:42,258 INFO L462 AbstractCegarLoop]: Interpolant automaton has 17 states [2021-07-10 01:21:42,258 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:21:42,259 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 17 interpolants. [2021-07-10 01:21:42,259 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=75, Invalid=197, Unknown=0, NotChecked=0, Total=272 [2021-07-10 01:21:42,259 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:21:42,259 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:21:42,259 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 17 states, 17 states have (on average 1.7058823529411764) internal successors, (29), 16 states have internal predecessors, (29), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:21:42,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:21:42,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:21:42,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:21:42,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:21:42,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:21:42,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 01:21:42,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:21:42,260 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:21:42,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:21:42,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:21:42,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:21:42,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:21:42,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:21:42,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 01:21:42,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:21:42,420 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 01:21:42,632 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-07-10 01:21:42,633 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:21:42,633 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:21:42,633 INFO L82 PathProgramCache]: Analyzing trace with hash -1958414074, now seen corresponding path program 7 times [2021-07-10 01:21:42,633 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:21:42,633 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1920397938] [2021-07-10 01:21:42,634 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:21:42,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:21:42,715 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 33 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2021-07-10 01:21:42,715 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:21:42,715 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1920397938] [2021-07-10 01:21:42,715 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1920397938] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:21:42,715 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1343269790] [2021-07-10 01:21:42,715 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:21:42,741 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:21:42,741 INFO L263 TraceCheckSpWp]: Trace formula consists of 81 conjuncts, 18 conjunts are in the unsatisfiable core [2021-07-10 01:21:42,742 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:21:42,838 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 0 proven. 36 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-07-10 01:21:42,838 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1343269790] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:21:42,838 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:21:42,839 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 15 [2021-07-10 01:21:42,839 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1905027856] [2021-07-10 01:21:42,839 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-07-10 01:21:42,839 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:21:42,839 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-07-10 01:21:42,840 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=43, Invalid=197, Unknown=0, NotChecked=0, Total=240 [2021-07-10 01:21:42,840 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:21:42,840 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:21:42,840 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 1.5625) internal successors, (25), 15 states have internal predecessors, (25), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:21:42,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:21:42,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:21:42,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:21:42,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:21:42,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:21:42,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 01:21:42,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:21:42,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 01:21:42,840 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:21:43,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:21:43,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:21:43,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:21:43,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:21:43,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:21:43,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 01:21:43,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:21:43,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 01:21:43,040 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 01:21:43,252 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:21:43,253 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:21:43,253 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:21:43,253 INFO L82 PathProgramCache]: Analyzing trace with hash -1041767340, now seen corresponding path program 8 times [2021-07-10 01:21:43,253 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:21:43,253 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [859262648] [2021-07-10 01:21:43,253 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:21:43,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:21:43,344 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:21:43,344 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:21:43,344 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [859262648] [2021-07-10 01:21:43,344 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [859262648] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:21:43,344 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [931806819] [2021-07-10 01:21:43,344 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:21:43,375 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-10 01:21:43,375 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:21:43,377 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 31 conjunts are in the unsatisfiable core [2021-07-10 01:21:43,378 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:21:43,742 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification that was a NOOP. DAG size: 163 [2021-07-10 01:21:43,743 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:21:43,743 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 9 select indices, 9 select index equivalence classes, 0 disjoint index pairs (out of 36 index pairs), introduced 17 new quantified variables, introduced 36 case distinctions, treesize of input 43 treesize of output 319 [2021-07-10 01:21:44,816 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 451 DAG size of output: 288 [2021-07-10 01:21:44,936 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 469 DAG size of output: 273 [2021-07-10 01:21:45,058 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 469 DAG size of output: 273 [2021-07-10 01:21:45,211 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 482 DAG size of output: 286 [2021-07-10 01:21:45,484 WARN L205 SmtUtils]: Spent 269.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 346 [2021-07-10 01:21:45,678 WARN L205 SmtUtils]: Spent 180.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 325 [2021-07-10 01:21:47,504 WARN L205 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 427 DAG size of output: 315 [2021-07-10 01:21:47,801 WARN L205 SmtUtils]: Spent 192.00 ms on a formula simplification. DAG size of input: 498 DAG size of output: 376 [2021-07-10 01:21:48,063 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 557 DAG size of output: 424 [2021-07-10 01:21:49,136 WARN L205 SmtUtils]: Spent 132.00 ms on a formula simplification. DAG size of input: 341 DAG size of output: 227 [2021-07-10 01:21:49,306 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 392 DAG size of output: 277 [2021-07-10 01:21:49,522 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 423 DAG size of output: 303 [2021-07-10 01:21:50,049 WARN L205 SmtUtils]: Spent 524.00 ms on a formula simplification. DAG size of input: 848 DAG size of output: 621 [2021-07-10 01:21:50,683 WARN L205 SmtUtils]: Spent 630.00 ms on a formula simplification. DAG size of input: 859 DAG size of output: 631 [2021-07-10 01:21:51,478 WARN L205 SmtUtils]: Spent 791.00 ms on a formula simplification. DAG size of input: 958 DAG size of output: 706 [2021-07-10 01:21:52,617 WARN L205 SmtUtils]: Spent 949.00 ms on a formula simplification. DAG size of input: 1019 DAG size of output: 750 [2021-07-10 01:21:53,638 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 1106 DAG size of output: 776 [2021-07-10 01:21:54,659 WARN L205 SmtUtils]: Spent 1.02 s on a formula simplification. DAG size of input: 1106 DAG size of output: 776 [2021-07-10 01:21:55,751 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 1112 DAG size of output: 782 [2021-07-10 01:21:57,078 WARN L205 SmtUtils]: Spent 1.32 s on a formula simplification. DAG size of input: 784 DAG size of output: 960 [2021-07-10 01:21:58,071 WARN L205 SmtUtils]: Spent 986.00 ms on a formula simplification. DAG size of input: 737 DAG size of output: 805 [2021-07-10 01:21:59,583 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 578 DAG size of output: 335 [2021-07-10 01:21:59,826 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 600 DAG size of output: 348 [2021-07-10 01:22:00,298 WARN L205 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 726 DAG size of output: 355 [2021-07-10 01:22:01,012 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 870 DAG size of output: 441 [2021-07-10 01:22:01,566 WARN L205 SmtUtils]: Spent 374.00 ms on a formula simplification. DAG size of input: 971 DAG size of output: 480 [2021-07-10 01:22:02,046 WARN L205 SmtUtils]: Spent 476.00 ms on a formula simplification. DAG size of input: 1114 DAG size of output: 529 [2021-07-10 01:22:02,701 WARN L205 SmtUtils]: Spent 650.00 ms on a formula simplification. DAG size of input: 1320 DAG size of output: 647 [2021-07-10 01:22:03,355 WARN L205 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 1320 DAG size of output: 647 [2021-07-10 01:22:04,069 WARN L205 SmtUtils]: Spent 710.00 ms on a formula simplification. DAG size of input: 1324 DAG size of output: 652 [2021-07-10 01:22:04,754 WARN L205 SmtUtils]: Spent 680.00 ms on a formula simplification. DAG size of input: 654 DAG size of output: 675 [2021-07-10 01:22:05,249 WARN L205 SmtUtils]: Spent 490.00 ms on a formula simplification. DAG size of input: 615 DAG size of output: 517 [2021-07-10 01:22:05,984 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-07-10 01:22:05,985 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:22:05,985 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-07-10 01:22:05,985 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:43, output treesize:3 [2021-07-10 01:22:05,991 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 0 proven. 51 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:22:05,991 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [931806819] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:22:05,991 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:22:05,991 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [11, 14] total 23 [2021-07-10 01:22:05,991 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1578150162] [2021-07-10 01:22:05,991 INFO L462 AbstractCegarLoop]: Interpolant automaton has 24 states [2021-07-10 01:22:05,991 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:22:05,992 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2021-07-10 01:22:05,992 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=495, Unknown=0, NotChecked=0, Total=552 [2021-07-10 01:22:05,992 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:22:05,992 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:22:05,992 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 24 states, 24 states have (on average 1.5416666666666667) internal successors, (37), 23 states have internal predecessors, (37), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:22:05,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:22:05,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:22:05,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:22:05,992 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:22:05,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:22:05,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 01:22:05,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:22:05,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 01:22:05,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 01:22:05,993 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:22:06,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:22:06,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:22:06,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:22:06,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:22:06,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:22:06,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 01:22:06,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:22:06,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 01:22:06,150 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 01:22:06,151 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 01:22:06,351 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:22:06,352 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:22:06,352 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:22:06,352 INFO L82 PathProgramCache]: Analyzing trace with hash -1840489338, now seen corresponding path program 9 times [2021-07-10 01:22:06,352 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:22:06,352 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2017656975] [2021-07-10 01:22:06,352 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:22:06,372 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:22:06,493 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 55 proven. 29 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:22:06,493 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:22:06,493 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2017656975] [2021-07-10 01:22:06,493 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2017656975] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:22:06,493 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1105226754] [2021-07-10 01:22:06,494 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:22:06,522 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 7 check-sat command(s) [2021-07-10 01:22:06,523 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:22:06,523 INFO L263 TraceCheckSpWp]: Trace formula consists of 101 conjuncts, 17 conjunts are in the unsatisfiable core [2021-07-10 01:22:06,524 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:22:06,584 INFO L134 CoverageAnalysis]: Checked inductivity of 84 backedges. 66 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:22:06,585 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1105226754] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:22:06,585 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-10 01:22:06,585 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 18 [2021-07-10 01:22:06,585 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304270816] [2021-07-10 01:22:06,585 INFO L462 AbstractCegarLoop]: Interpolant automaton has 19 states [2021-07-10 01:22:06,585 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-10 01:22:06,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2021-07-10 01:22:06,586 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=108, Invalid=234, Unknown=0, NotChecked=0, Total=342 [2021-07-10 01:22:06,586 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:22:06,586 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-10 01:22:06,586 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 19 states, 19 states have (on average 1.4736842105263157) internal successors, (28), 18 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-10 01:22:06,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:22:06,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:22:06,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:22:06,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:22:06,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:22:06,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-07-10 01:22:06,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:22:06,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 01:22:06,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-10 01:22:06,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-10 01:22:06,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-10 01:22:06,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-07-10 01:22:06,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:22:06,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-10 01:22:06,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-07-10 01:22:06,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-07-10 01:22:06,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-07-10 01:22:06,824 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-07-10 01:22:06,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 01:22:06,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-10 01:22:06,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 01:22:06,825 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-10 01:22:07,040 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1524 [2021-07-10 01:22:07,041 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-10 01:22:07,041 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-10 01:22:07,041 INFO L82 PathProgramCache]: Analyzing trace with hash -1197522955, now seen corresponding path program 10 times [2021-07-10 01:22:07,041 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-10 01:22:07,041 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [201903355] [2021-07-10 01:22:07,041 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-10 01:22:07,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-10 01:22:07,154 INFO L134 CoverageAnalysis]: Checked inductivity of 88 backedges. 0 proven. 88 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-10 01:22:07,154 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-10 01:22:07,154 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [201903355] [2021-07-10 01:22:07,155 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [201903355] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-10 01:22:07,155 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [631548009] [2021-07-10 01:22:07,155 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-10 01:22:07,219 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-10 01:22:07,219 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-10 01:22:07,220 INFO L263 TraceCheckSpWp]: Trace formula consists of 106 conjuncts, 39 conjunts are in the unsatisfiable core [2021-07-10 01:22:07,224 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-10 01:22:07,887 WARN L205 SmtUtils]: Spent 333.00 ms on a formula simplification that was a NOOP. DAG size: 289 [2021-07-10 01:22:07,888 INFO L354 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2021-07-10 01:22:07,888 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 12 select indices, 12 select index equivalence classes, 0 disjoint index pairs (out of 66 index pairs), introduced 23 new quantified variables, introduced 66 case distinctions, treesize of input 55 treesize of output 568 [2021-07-10 01:22:08,653 WARN L205 SmtUtils]: Spent 120.00 ms on a formula simplification. DAG size of input: 444 DAG size of output: 380 [2021-07-10 01:22:08,814 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 453 DAG size of output: 383 [2021-07-10 01:22:10,052 WARN L205 SmtUtils]: Spent 201.00 ms on a formula simplification. DAG size of input: 569 DAG size of output: 513 [2021-07-10 01:22:10,301 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 579 DAG size of output: 516 [2021-07-10 01:22:10,753 WARN L205 SmtUtils]: Spent 448.00 ms on a formula simplification. DAG size of input: 913 DAG size of output: 757 [2021-07-10 01:22:11,299 WARN L205 SmtUtils]: Spent 542.00 ms on a formula simplification. DAG size of input: 938 DAG size of output: 782 [2021-07-10 01:22:12,106 WARN L205 SmtUtils]: Spent 136.00 ms on a formula simplification. DAG size of input: 453 DAG size of output: 397 [2021-07-10 01:22:12,287 WARN L205 SmtUtils]: Spent 178.00 ms on a formula simplification. DAG size of input: 488 DAG size of output: 432 [2021-07-10 01:22:12,506 WARN L205 SmtUtils]: Spent 216.00 ms on a formula simplification. DAG size of input: 497 DAG size of output: 439 [2021-07-10 01:22:13,195 WARN L205 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 414 DAG size of output: 387 [2021-07-10 01:22:13,832 WARN L205 SmtUtils]: Spent 116.00 ms on a formula simplification. DAG size of input: 407 DAG size of output: 392 [2021-07-10 01:22:14,115 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 718 DAG size of output: 687 [2021-07-10 01:22:14,472 WARN L205 SmtUtils]: Spent 354.00 ms on a formula simplification. DAG size of input: 751 DAG size of output: 720 [2021-07-10 01:22:14,905 WARN L205 SmtUtils]: Spent 429.00 ms on a formula simplification. DAG size of input: 760 DAG size of output: 727 [2021-07-10 01:22:15,649 WARN L205 SmtUtils]: Spent 739.00 ms on a formula simplification. DAG size of input: 1118 DAG size of output: 985 [2021-07-10 01:22:16,509 WARN L205 SmtUtils]: Spent 854.00 ms on a formula simplification. DAG size of input: 1140 DAG size of output: 1008 [2021-07-10 01:22:18,031 WARN L205 SmtUtils]: Spent 1.52 s on a formula simplification. DAG size of input: 1924 DAG size of output: 1536 [2021-07-10 01:22:19,079 WARN L205 SmtUtils]: Spent 165.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 483 [2021-07-10 01:22:19,291 WARN L205 SmtUtils]: Spent 209.00 ms on a formula simplification. DAG size of input: 549 DAG size of output: 486 [2021-07-10 01:22:19,925 WARN L205 SmtUtils]: Spent 104.00 ms on a formula simplification. DAG size of input: 409 DAG size of output: 344 [2021-07-10 01:22:20,052 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 417 DAG size of output: 347 [2021-07-10 01:22:20,446 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 867 DAG size of output: 711 [2021-07-10 01:22:20,921 WARN L205 SmtUtils]: Spent 470.00 ms on a formula simplification. DAG size of input: 893 DAG size of output: 737 [2021-07-10 01:22:21,654 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 427 DAG size of output: 367 [2021-07-10 01:22:21,803 WARN L205 SmtUtils]: Spent 146.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 402 [2021-07-10 01:22:21,992 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 470 DAG size of output: 408 [2021-07-10 01:22:23,118 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 391 DAG size of output: 363 [2021-07-10 01:22:23,358 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 691 DAG size of output: 657 [2021-07-10 01:22:23,666 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 724 DAG size of output: 690 [2021-07-10 01:22:24,047 WARN L205 SmtUtils]: Spent 377.00 ms on a formula simplification. DAG size of input: 732 DAG size of output: 696 [2021-07-10 01:22:24,686 WARN L205 SmtUtils]: Spent 635.00 ms on a formula simplification. DAG size of input: 1082 DAG size of output: 940 [2021-07-10 01:22:25,435 WARN L205 SmtUtils]: Spent 743.00 ms on a formula simplification. DAG size of input: 1105 DAG size of output: 964 [2021-07-10 01:22:26,768 WARN L205 SmtUtils]: Spent 1.33 s on a formula simplification. DAG size of input: 1864 DAG size of output: 1466 [2021-07-10 01:22:30,099 WARN L205 SmtUtils]: Spent 3.32 s on a formula simplification. DAG size of input: 3619 DAG size of output: 2834 [2021-07-10 01:22:33,951 WARN L205 SmtUtils]: Spent 3.84 s on a formula simplification. DAG size of input: 3664 DAG size of output: 2879 [2021-07-10 01:22:38,340 WARN L205 SmtUtils]: Spent 4.37 s on a formula simplification. DAG size of input: 3688 DAG size of output: 2903 [2021-07-10 01:22:42,737 WARN L205 SmtUtils]: Spent 4.38 s on a formula simplification. DAG size of input: 3688 DAG size of output: 2903 [2021-07-10 01:22:47,938 WARN L205 SmtUtils]: Spent 5.19 s on a formula simplification. DAG size of input: 3707 DAG size of output: 2922 [2021-07-10 01:22:52,759 WARN L205 SmtUtils]: Spent 4.80 s on a formula simplification. DAG size of input: 2924 DAG size of output: 2915 [2021-07-10 01:22:57,987 WARN L205 SmtUtils]: Spent 5.19 s on a formula simplification. DAG size of input: 2912 DAG size of output: 3217 [2021-07-10 01:23:06,176 WARN L205 SmtUtils]: Spent 8.17 s on a formula simplification. DAG size of input: 2696 DAG size of output: 3553 [2021-07-10 01:23:06,356 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification that was a NOOP. DAG size: 2516 [2021-07-10 01:23:07,438 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 369 DAG size of output: 278 [2021-07-10 01:23:09,347 WARN L205 SmtUtils]: Spent 1.90 s on a formula simplification. DAG size of input: 2495 DAG size of output: 2494 [2021-07-10 01:23:15,953 WARN L205 SmtUtils]: Spent 6.59 s on a formula simplification. DAG size of input: 2493 DAG size of output: 3700 [2021-07-10 01:23:16,261 WARN L205 SmtUtils]: Spent 294.00 ms on a formula simplification. DAG size of input: 2169 DAG size of output: 2169 [2021-07-10 01:23:16,549 WARN L205 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 2126 DAG size of output: 2126 [2021-07-10 01:23:17,523 WARN L205 SmtUtils]: Spent 901.00 ms on a formula simplification. DAG size of input: 654 DAG size of output: 977 [2021-07-10 01:23:17,802 WARN L205 SmtUtils]: Spent 109.00 ms on a formula simplification. DAG size of input: 317 DAG size of output: 339 [2021-07-10 01:23:19,281 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 310 DAG size of output: 257 [2021-07-10 01:23:19,504 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 434 DAG size of output: 340 [2021-07-10 01:23:19,810 WARN L205 SmtUtils]: Spent 304.00 ms on a formula simplification. DAG size of input: 631 DAG size of output: 396 [2021-07-10 01:23:20,283 WARN L205 SmtUtils]: Spent 468.00 ms on a formula simplification. DAG size of input: 799 DAG size of output: 592 [2021-07-10 01:23:21,124 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification. DAG size of input: 225 DAG size of output: 185 [2021-07-10 01:23:21,260 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 243 [2021-07-10 01:23:21,654 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 303 DAG size of output: 265 [2021-07-10 01:23:21,979 WARN L205 SmtUtils]: Spent 308.00 ms on a formula simplification. DAG size of input: 502 DAG size of output: 425 [2021-07-10 01:23:22,446 WARN L205 SmtUtils]: Spent 464.00 ms on a formula simplification. DAG size of input: 669 DAG size of output: 623 [2021-07-10 01:23:23,486 WARN L205 SmtUtils]: Spent 1.04 s on a formula simplification. DAG size of input: 1090 DAG size of output: 844 [2021-07-10 01:23:24,526 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 301 DAG size of output: 253 [2021-07-10 01:23:24,745 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 373 DAG size of output: 322 [2021-07-10 01:23:25,031 WARN L205 SmtUtils]: Spent 283.00 ms on a formula simplification. DAG size of input: 405 DAG size of output: 350 [2021-07-10 01:23:25,963 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 304 DAG size of output: 285 [2021-07-10 01:23:26,209 WARN L205 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 430 DAG size of output: 391 [2021-07-10 01:23:26,530 WARN L205 SmtUtils]: Spent 318.00 ms on a formula simplification. DAG size of input: 514 DAG size of output: 449 [2021-07-10 01:23:27,427 WARN L205 SmtUtils]: Spent 137.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 238 [2021-07-10 01:23:27,626 WARN L205 SmtUtils]: Spent 196.00 ms on a formula simplification. DAG size of input: 399 DAG size of output: 360 [2021-07-10 01:23:27,894 WARN L205 SmtUtils]: Spent 265.00 ms on a formula simplification. DAG size of input: 461 DAG size of output: 396 [2021-07-10 01:23:28,236 WARN L205 SmtUtils]: Spent 340.00 ms on a formula simplification. DAG size of input: 543 DAG size of output: 455 [2021-07-10 01:23:28,973 WARN L205 SmtUtils]: Spent 733.00 ms on a formula simplification. DAG size of input: 762 DAG size of output: 659 [2021-07-10 01:23:29,934 WARN L205 SmtUtils]: Spent 887.00 ms on a formula simplification. DAG size of input: 827 DAG size of output: 710 [2021-07-10 01:23:30,795 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 245 [2021-07-10 01:23:30,975 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 326 DAG size of output: 305 [2021-07-10 01:23:31,206 WARN L205 SmtUtils]: Spent 229.00 ms on a formula simplification. DAG size of input: 438 DAG size of output: 409 [2021-07-10 01:23:31,515 WARN L205 SmtUtils]: Spent 306.00 ms on a formula simplification. DAG size of input: 526 DAG size of output: 472 [2021-07-10 01:23:32,535 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 258 DAG size of output: 221 [2021-07-10 01:23:32,688 WARN L205 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 275 [2021-07-10 01:23:32,898 WARN L205 SmtUtils]: Spent 208.00 ms on a formula simplification. DAG size of input: 432 DAG size of output: 374 [2021-07-10 01:23:33,177 WARN L205 SmtUtils]: Spent 275.00 ms on a formula simplification. DAG size of input: 490 DAG size of output: 411 [2021-07-10 01:23:33,536 WARN L205 SmtUtils]: Spent 357.00 ms on a formula simplification. DAG size of input: 571 DAG size of output: 475 [2021-07-10 01:23:34,272 WARN L205 SmtUtils]: Spent 733.00 ms on a formula simplification. DAG size of input: 831 DAG size of output: 714 [2021-07-10 01:23:36,129 WARN L205 SmtUtils]: Spent 1.85 s on a formula simplification. DAG size of input: 1682 DAG size of output: 1237 [2021-07-10 01:23:39,153 WARN L205 SmtUtils]: Spent 3.02 s on a formula simplification. DAG size of input: 2518 DAG size of output: 1697 [2021-07-10 01:23:42,651 WARN L205 SmtUtils]: Spent 3.49 s on a formula simplification. DAG size of input: 2537 DAG size of output: 1736 [2021-07-10 01:23:47,167 WARN L205 SmtUtils]: Spent 4.51 s on a formula simplification. DAG size of input: 2890 DAG size of output: 1831 [2021-07-10 01:23:48,293 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 700 DAG size of output: 1050 [2021-07-10 01:23:48,667 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 653 DAG size of output: 660 [2021-07-10 01:23:49,271 WARN L205 SmtUtils]: Spent 598.00 ms on a formula simplification. DAG size of input: 647 DAG size of output: 823 [2021-07-10 01:23:50,044 WARN L205 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 248 DAG size of output: 219 [2021-07-10 01:23:50,277 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 257 [2021-07-10 01:23:50,485 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 307 DAG size of output: 285 [2021-07-10 01:23:50,760 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 376 DAG size of output: 348 [2021-07-10 01:23:51,154 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 565 DAG size of output: 513 [2021-07-10 01:23:51,346 WARN L205 SmtUtils]: Spent 188.00 ms on a formula simplification. DAG size of input: 411 DAG size of output: 429 [2021-07-10 01:23:52,311 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 314 DAG size of output: 283 [2021-07-10 01:23:52,517 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 342 DAG size of output: 309 [2021-07-10 01:23:53,438 WARN L205 SmtUtils]: Spent 117.00 ms on a formula simplification. DAG size of input: 316 DAG size of output: 270 [2021-07-10 01:23:53,600 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 344 DAG size of output: 296 [2021-07-10 01:23:54,047 WARN L205 SmtUtils]: Spent 444.00 ms on a formula simplification. DAG size of input: 558 DAG size of output: 492 [2021-07-10 01:23:54,585 WARN L205 SmtUtils]: Spent 535.00 ms on a formula simplification. DAG size of input: 712 DAG size of output: 624 [2021-07-10 01:23:55,365 WARN L205 SmtUtils]: Spent 775.00 ms on a formula simplification. DAG size of input: 932 DAG size of output: 814 [2021-07-10 01:23:56,615 WARN L205 SmtUtils]: Spent 1.25 s on a formula simplification. DAG size of input: 1338 DAG size of output: 1058 [2021-07-10 01:23:58,334 WARN L205 SmtUtils]: Spent 1.71 s on a formula simplification. DAG size of input: 1723 DAG size of output: 1396 [2021-07-10 01:23:59,027 WARN L205 SmtUtils]: Spent 684.00 ms on a formula simplification. DAG size of input: 652 DAG size of output: 828 [2021-07-10 01:23:59,650 WARN L205 SmtUtils]: Spent 616.00 ms on a formula simplification. DAG size of input: 621 DAG size of output: 766 [2021-07-10 01:24:00,038 WARN L205 SmtUtils]: Spent 383.00 ms on a formula simplification. DAG size of input: 616 DAG size of output: 639 [2021-07-10 01:24:00,157 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 332 [2021-07-10 01:24:01,703 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 339 DAG size of output: 224 [2021-07-10 01:24:01,846 WARN L205 SmtUtils]: Spent 140.00 ms on a formula simplification. DAG size of input: 363 DAG size of output: 248 [2021-07-10 01:24:02,006 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 500 DAG size of output: 212 [2021-07-10 01:24:02,314 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 699 DAG size of output: 388 [2021-07-10 01:24:02,969 WARN L205 SmtUtils]: Spent 651.00 ms on a formula simplification. DAG size of input: 1073 DAG size of output: 707 [2021-07-10 01:24:03,923 WARN L205 SmtUtils]: Spent 949.00 ms on a formula simplification. DAG size of input: 1357 DAG size of output: 863 [2021-07-10 01:24:05,313 WARN L205 SmtUtils]: Spent 1.38 s on a formula simplification. DAG size of input: 1729 DAG size of output: 1197 [2021-07-10 01:24:08,770 WARN L205 SmtUtils]: Spent 3.45 s on a formula simplification. DAG size of input: 2363 DAG size of output: 1672 [2021-07-10 01:24:12,778 WARN L205 SmtUtils]: Spent 4.00 s on a formula simplification. DAG size of input: 2424 DAG size of output: 1716 [2021-07-10 01:24:18,538 WARN L205 SmtUtils]: Spent 5.75 s on a formula simplification. DAG size of input: 2831 DAG size of output: 1844 [2021-07-10 01:24:29,905 WARN L205 SmtUtils]: Spent 11.35 s on a formula simplification. DAG size of input: 5382 DAG size of output: 3237 [2021-07-10 01:24:31,184 WARN L205 SmtUtils]: Spent 950.00 ms on a formula simplification. DAG size of input: 707 DAG size of output: 1000 [2021-07-10 01:24:31,762 WARN L205 SmtUtils]: Spent 571.00 ms on a formula simplification. DAG size of input: 687 DAG size of output: 712 [2021-07-10 01:24:32,559 WARN L205 SmtUtils]: Spent 792.00 ms on a formula simplification. DAG size of input: 683 DAG size of output: 877 [2021-07-10 01:24:33,065 WARN L205 SmtUtils]: Spent 500.00 ms on a formula simplification. DAG size of input: 652 DAG size of output: 729 [2021-07-10 01:24:33,878 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 262 [2021-07-10 01:24:34,082 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 300 [2021-07-10 01:24:34,310 WARN L205 SmtUtils]: Spent 225.00 ms on a formula simplification. DAG size of input: 418 DAG size of output: 374 [2021-07-10 01:24:35,189 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 279 DAG size of output: 229 [2021-07-10 01:24:36,016 WARN L205 SmtUtils]: Spent 246.00 ms on a formula simplification. DAG size of input: 449 DAG size of output: 344 [2021-07-10 01:24:36,918 WARN L205 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 398 DAG size of output: 334 [2021-07-10 01:24:38,017 WARN L205 SmtUtils]: Spent 227.00 ms on a formula simplification. DAG size of input: 402 DAG size of output: 369 [2021-07-10 01:24:38,456 WARN L205 SmtUtils]: Spent 436.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 560 [2021-07-10 01:24:39,270 WARN L205 SmtUtils]: Spent 810.00 ms on a formula simplification. DAG size of input: 902 DAG size of output: 726 [2021-07-10 01:24:40,262 WARN L205 SmtUtils]: Spent 987.00 ms on a formula simplification. DAG size of input: 962 DAG size of output: 768 [2021-07-10 01:24:41,494 WARN L205 SmtUtils]: Spent 1.23 s on a formula simplification. DAG size of input: 1071 DAG size of output: 879 [2021-07-10 01:24:42,811 WARN L205 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 1304 DAG size of output: 904 [2021-07-10 01:24:44,737 WARN L205 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 1744 DAG size of output: 1304 [2021-07-10 01:24:47,364 WARN L205 SmtUtils]: Spent 2.62 s on a formula simplification. DAG size of input: 2015 DAG size of output: 1655 [2021-07-10 01:24:48,197 WARN L205 SmtUtils]: Spent 823.00 ms on a formula simplification. DAG size of input: 685 DAG size of output: 879 [2021-07-10 01:24:48,571 WARN L205 SmtUtils]: Spent 337.00 ms on a formula simplification. DAG size of input: 445 DAG size of output: 490 [2021-07-10 01:24:48,863 WARN L205 SmtUtils]: Spent 288.00 ms on a formula simplification. DAG size of input: 440 DAG size of output: 491 [2021-07-10 01:24:50,076 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 309 DAG size of output: 260 [2021-07-10 01:24:50,942 WARN L205 SmtUtils]: Spent 218.00 ms on a formula simplification. DAG size of input: 434 DAG size of output: 289 [2021-07-10 01:24:51,218 WARN L205 SmtUtils]: Spent 273.00 ms on a formula simplification. DAG size of input: 462 DAG size of output: 317 [2021-07-10 01:24:51,618 WARN L205 SmtUtils]: Spent 397.00 ms on a formula simplification. DAG size of input: 567 DAG size of output: 433 [2021-07-10 01:24:52,338 WARN L205 SmtUtils]: Spent 716.00 ms on a formula simplification. DAG size of input: 821 DAG size of output: 666 [2021-07-10 01:24:53,399 WARN L205 SmtUtils]: Spent 1.06 s on a formula simplification. DAG size of input: 945 DAG size of output: 803 [2021-07-10 01:24:53,579 WARN L205 SmtUtils]: Spent 175.00 ms on a formula simplification. DAG size of input: 322 DAG size of output: 354 [2021-07-10 01:24:54,262 WARN L205 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 382 DAG size of output: 338 [2021-07-10 01:24:54,441 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 422 DAG size of output: 377 [2021-07-10 01:24:54,728 WARN L205 SmtUtils]: Spent 284.00 ms on a formula simplification. DAG size of input: 515 DAG size of output: 443 [2021-07-10 01:24:56,022 WARN L205 SmtUtils]: Spent 1.29 s on a formula simplification. DAG size of input: 1314 DAG size of output: 1007 [2021-07-10 01:24:57,914 WARN L205 SmtUtils]: Spent 1.88 s on a formula simplification. DAG size of input: 1586 DAG size of output: 1355 [2021-07-10 01:25:02,872 WARN L205 SmtUtils]: Spent 4.95 s on a formula simplification. DAG size of input: 2617 DAG size of output: 2064 [2021-07-10 01:25:09,726 WARN L205 SmtUtils]: Spent 6.84 s on a formula simplification. DAG size of input: 2989 DAG size of output: 2220 [2021-07-10 01:25:17,405 WARN L205 SmtUtils]: Spent 7.67 s on a formula simplification. DAG size of input: 3049 DAG size of output: 2305 [2021-07-10 01:25:18,078 WARN L205 SmtUtils]: Spent 411.00 ms on a formula simplification. DAG size of input: 441 DAG size of output: 573 [2021-07-10 01:25:18,794 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 378 DAG size of output: 296 [2021-07-10 01:25:18,961 WARN L205 SmtUtils]: Spent 164.00 ms on a formula simplification. DAG size of input: 435 DAG size of output: 358 [2021-07-10 01:25:19,675 WARN L205 SmtUtils]: Spent 280.00 ms on a formula simplification. DAG size of input: 551 DAG size of output: 451 [2021-07-10 01:25:20,610 WARN L205 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 245 DAG size of output: 215 [2021-07-10 01:25:20,774 WARN L205 SmtUtils]: Spent 162.00 ms on a formula simplification. DAG size of input: 288 DAG size of output: 254 [2021-07-10 01:25:20,996 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 389 DAG size of output: 348 [2021-07-10 01:25:21,304 WARN L205 SmtUtils]: Spent 305.00 ms on a formula simplification. DAG size of input: 452 DAG size of output: 399 [2021-07-10 01:25:21,685 WARN L205 SmtUtils]: Spent 378.00 ms on a formula simplification. DAG size of input: 482 DAG size of output: 425 [2021-07-10 01:25:22,153 WARN L205 SmtUtils]: Spent 466.00 ms on a formula simplification. DAG size of input: 551 DAG size of output: 485 [2021-07-10 01:25:22,707 WARN L205 SmtUtils]: Spent 551.00 ms on a formula simplification. DAG size of input: 604 DAG size of output: 521 [2021-07-10 01:25:23,986 WARN L205 SmtUtils]: Spent 191.00 ms on a formula simplification. DAG size of input: 356 DAG size of output: 328 [2021-07-10 01:25:24,248 WARN L205 SmtUtils]: Spent 260.00 ms on a formula simplification. DAG size of input: 399 DAG size of output: 369 [2021-07-10 01:25:24,582 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 428 DAG size of output: 394 [2021-07-10 01:25:25,049 WARN L205 SmtUtils]: Spent 420.00 ms on a formula simplification. DAG size of input: 469 DAG size of output: 433 [2021-07-10 01:25:25,586 WARN L205 SmtUtils]: Spent 534.00 ms on a formula simplification. DAG size of input: 561 DAG size of output: 517 [2021-07-10 01:25:26,246 WARN L205 SmtUtils]: Spent 656.00 ms on a formula simplification. DAG size of input: 632 DAG size of output: 580 [2021-07-10 01:25:27,591 WARN L205 SmtUtils]: Spent 1.34 s on a formula simplification. DAG size of input: 978 DAG size of output: 863 [2021-07-10 01:25:28,478 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 222 DAG size of output: 202 [2021-07-10 01:25:28,640 WARN L205 SmtUtils]: Spent 160.00 ms on a formula simplification. DAG size of input: 278 DAG size of output: 256 [2021-07-10 01:25:28,903 WARN L205 SmtUtils]: Spent 261.00 ms on a formula simplification. DAG size of input: 425 DAG size of output: 384 [2021-07-10 01:25:29,237 WARN L205 SmtUtils]: Spent 331.00 ms on a formula simplification. DAG size of input: 484 DAG size of output: 442 [2021-07-10 01:25:29,430 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 292 [2021-07-10 01:25:30,064 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 363 DAG size of output: 328 [2021-07-10 01:25:30,304 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 435 DAG size of output: 391 [2021-07-10 01:25:30,606 WARN L205 SmtUtils]: Spent 298.00 ms on a formula simplification. DAG size of input: 496 DAG size of output: 450 [2021-07-10 01:25:31,319 WARN L205 SmtUtils]: Spent 711.00 ms on a formula simplification. DAG size of input: 702 DAG size of output: 639 [2021-07-10 01:25:32,423 WARN L205 SmtUtils]: Spent 888.00 ms on a formula simplification. DAG size of input: 800 DAG size of output: 715 [2021-07-10 01:25:34,954 WARN L205 SmtUtils]: Spent 2.53 s on a formula simplification. DAG size of input: 1872 DAG size of output: 1482 [2021-07-10 01:25:38,264 WARN L205 SmtUtils]: Spent 3.30 s on a formula simplification. DAG size of input: 2070 DAG size of output: 1568 [2021-07-10 01:25:38,410 WARN L205 SmtUtils]: Spent 125.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 361 [2021-07-10 01:25:39,017 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification. DAG size of input: 345 DAG size of output: 344 [2021-07-10 01:25:39,209 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 368 DAG size of output: 367 [2021-07-10 01:25:39,804 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 269 DAG size of output: 246 [2021-07-10 01:25:40,164 WARN L205 SmtUtils]: Spent 358.00 ms on a formula simplification. DAG size of input: 506 DAG size of output: 486 [2021-07-10 01:25:41,191 WARN L205 SmtUtils]: Spent 113.00 ms on a formula simplification. DAG size of input: 277 DAG size of output: 243 [2021-07-10 01:25:41,345 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 300 DAG size of output: 266 [2021-07-10 01:25:41,541 WARN L205 SmtUtils]: Spent 195.00 ms on a formula simplification. DAG size of input: 381 DAG size of output: 324 [2021-07-10 01:25:41,842 WARN L205 SmtUtils]: Spent 297.00 ms on a formula simplification. DAG size of input: 525 DAG size of output: 457 [2021-07-10 01:25:42,255 WARN L205 SmtUtils]: Spent 410.00 ms on a formula simplification. DAG size of input: 617 DAG size of output: 599 [2021-07-10 01:25:43,088 WARN L205 SmtUtils]: Spent 828.00 ms on a formula simplification. DAG size of input: 870 DAG size of output: 817 [2021-07-10 01:25:44,262 WARN L205 SmtUtils]: Spent 1.17 s on a formula simplification. DAG size of input: 1006 DAG size of output: 867 [2021-07-10 01:25:45,482 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 444 DAG size of output: 388 [2021-07-10 01:25:45,705 WARN L205 SmtUtils]: Spent 220.00 ms on a formula simplification. DAG size of input: 506 DAG size of output: 406 [2021-07-10 01:25:45,987 WARN L205 SmtUtils]: Spent 279.00 ms on a formula simplification. DAG size of input: 528 DAG size of output: 422 [2021-07-10 01:25:46,349 WARN L205 SmtUtils]: Spent 359.00 ms on a formula simplification. DAG size of input: 679 DAG size of output: 470 [2021-07-10 01:25:48,078 WARN L205 SmtUtils]: Spent 1.73 s on a formula simplification. DAG size of input: 1433 DAG size of output: 1082 [2021-07-10 01:25:53,215 WARN L205 SmtUtils]: Spent 5.13 s on a formula simplification. DAG size of input: 2994 DAG size of output: 2129 [2021-07-10 01:25:59,031 WARN L205 SmtUtils]: Spent 5.80 s on a formula simplification. DAG size of input: 3038 DAG size of output: 2179 [2021-07-10 01:26:13,473 WARN L205 SmtUtils]: Spent 14.43 s on a formula simplification. DAG size of input: 5719 DAG size of output: 3928 [2021-07-10 01:26:41,442 WARN L205 SmtUtils]: Spent 27.94 s on a formula simplification. DAG size of input: 8989 DAG size of output: 5710 [2021-07-10 01:26:42,454 WARN L205 SmtUtils]: Spent 145.00 ms on a formula simplification. DAG size of input: 434 DAG size of output: 329 [2021-07-10 01:26:42,642 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 444 DAG size of output: 340 [2021-07-10 01:27:13,904 WARN L205 SmtUtils]: Spent 31.25 s on a formula simplification. DAG size of input: 9287 DAG size of output: 5929 [2021-07-10 01:27:50,976 WARN L205 SmtUtils]: Spent 37.03 s on a formula simplification. DAG size of input: 10982 DAG size of output: 7649 [2021-07-10 01:27:52,062 WARN L205 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 334 DAG size of output: 295 [2021-07-10 01:27:52,263 WARN L205 SmtUtils]: Spent 198.00 ms on a formula simplification. DAG size of input: 534 DAG size of output: 410 [2021-07-10 01:27:52,498 WARN L205 SmtUtils]: Spent 232.00 ms on a formula simplification. DAG size of input: 540 DAG size of output: 416 [2021-07-10 01:28:30,292 WARN L205 SmtUtils]: Spent 37.78 s on a formula simplification. DAG size of input: 11394 DAG size of output: 7943 [2021-07-10 01:29:08,954 WARN L205 SmtUtils]: Spent 38.61 s on a formula simplification. DAG size of input: 11649 DAG size of output: 8097 [2021-07-10 01:29:54,754 WARN L205 SmtUtils]: Spent 45.74 s on a formula simplification. DAG size of input: 12976 DAG size of output: 9218 [2021-07-10 01:29:58,293 WARN L205 SmtUtils]: Spent 3.49 s on a formula simplification. DAG size of input: 1243 DAG size of output: 1636 [2021-07-10 01:29:58,447 WARN L205 SmtUtils]: Spent 144.00 ms on a formula simplification. DAG size of input: 1238 DAG size of output: 1238 [2021-07-10 01:29:59,859 WARN L205 SmtUtils]: Spent 889.00 ms on a formula simplification. DAG size of input: 1217 DAG size of output: 1216 [2021-07-10 01:30:03,436 WARN L205 SmtUtils]: Spent 2.94 s on a formula simplification. DAG size of input: 1215 DAG size of output: 1779 [2021-07-10 01:30:03,587 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 1093 DAG size of output: 1093 [2021-07-10 01:30:03,738 WARN L205 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 1052 DAG size of output: 1052 [2021-07-10 01:30:04,855 WARN L205 SmtUtils]: Spent 1.11 s on a formula simplification. DAG size of input: 686 DAG size of output: 991 [2021-07-10 01:30:05,569 WARN L205 SmtUtils]: Spent 707.00 ms on a formula simplification. DAG size of input: 682 DAG size of output: 739 [2021-07-10 01:30:06,523 WARN L205 SmtUtils]: Spent 948.00 ms on a formula simplification. DAG size of input: 679 DAG size of output: 766 [2021-07-10 01:30:07,300 WARN L205 SmtUtils]: Spent 770.00 ms on a formula simplification. DAG size of input: 676 DAG size of output: 791 [2021-07-10 01:30:07,643 WARN L205 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 398 DAG size of output: 441 [2021-07-10 01:30:08,375 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 265 DAG size of output: 258 [2021-07-10 01:30:08,548 WARN L205 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 298 DAG size of output: 291 [2021-07-10 01:30:08,934 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 359 DAG size of output: 348 [2021-07-10 01:30:09,287 WARN L205 SmtUtils]: Spent 350.00 ms on a formula simplification. DAG size of input: 579 DAG size of output: 453 [2021-07-10 01:30:09,696 WARN L205 SmtUtils]: Spent 406.00 ms on a formula simplification. DAG size of input: 603 DAG size of output: 477 [2021-07-10 01:30:11,266 WARN L205 SmtUtils]: Spent 238.00 ms on a formula simplification. DAG size of input: 543 DAG size of output: 417 [2021-07-10 01:30:11,582 WARN L205 SmtUtils]: Spent 287.00 ms on a formula simplification. DAG size of input: 561 DAG size of output: 435 [2021-07-10 01:30:12,384 WARN L205 SmtUtils]: Spent 799.00 ms on a formula simplification. DAG size of input: 1027 DAG size of output: 758 [2021-07-10 01:30:13,445 WARN L205 SmtUtils]: Spent 1.05 s on a formula simplification. DAG size of input: 1152 DAG size of output: 843 [2021-07-10 01:30:14,870 WARN L205 SmtUtils]: Spent 1.42 s on a formula simplification. DAG size of input: 1254 DAG size of output: 1015 [2021-07-10 01:30:15,796 WARN L205 SmtUtils]: Spent 919.00 ms on a formula simplification. DAG size of input: 678 DAG size of output: 765 [2021-07-10 01:30:16,890 WARN L205 SmtUtils]: Spent 1.09 s on a formula simplification. DAG size of input: 675 DAG size of output: 790 [2021-07-10 01:30:17,190 WARN L205 SmtUtils]: Spent 259.00 ms on a formula simplification. DAG size of input: 376 DAG size of output: 428 [2021-07-10 01:30:17,860 WARN L205 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 282 DAG size of output: 281 [2021-07-10 01:30:18,070 WARN L205 SmtUtils]: Spent 206.00 ms on a formula simplification. DAG size of input: 501 DAG size of output: 391 [2021-07-10 01:30:18,419 WARN L205 SmtUtils]: Spent 346.00 ms on a formula simplification. DAG size of input: 418 DAG size of output: 464 [2021-07-10 01:30:18,664 WARN L205 SmtUtils]: Spent 130.00 ms on a formula simplification. DAG size of input: 238 DAG size of output: 267 [2021-07-10 01:30:19,292 WARN L205 SmtUtils]: Spent 122.00 ms on a formula simplification. DAG size of input: 237 DAG size of output: 234 [2021-07-10 01:30:19,478 WARN L205 SmtUtils]: Spent 177.00 ms on a formula simplification. DAG size of input: 262 DAG size of output: 259 [2021-07-10 01:30:20,286 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 261 DAG size of output: 265 [2021-07-10 01:30:20,473 WARN L205 SmtUtils]: Spent 185.00 ms on a formula simplification. DAG size of input: 286 DAG size of output: 290 [2021-07-10 01:30:20,889 WARN L205 SmtUtils]: Spent 414.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 384 [2021-07-10 01:30:21,801 WARN L205 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 255 DAG size of output: 261 [2021-07-10 01:30:22,325 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 333 DAG size of output: 319 [2021-07-10 01:30:22,608 WARN L205 SmtUtils]: Spent 281.00 ms on a formula simplification. DAG size of input: 359 DAG size of output: 344 [2021-07-10 01:30:23,390 WARN L205 SmtUtils]: Spent 779.00 ms on a formula simplification. DAG size of input: 530 DAG size of output: 516 [2021-07-10 01:30:24,393 WARN L205 SmtUtils]: Spent 1000.00 ms on a formula simplification. DAG size of input: 592 DAG size of output: 578 [2021-07-10 01:30:25,679 WARN L205 SmtUtils]: Spent 1.28 s on a formula simplification. DAG size of input: 819 DAG size of output: 697 [2021-07-10 01:30:27,379 WARN L205 SmtUtils]: Spent 1.70 s on a formula simplification. DAG size of input: 1184 DAG size of output: 905 [2021-07-10 01:30:29,580 WARN L205 SmtUtils]: Spent 2.20 s on a formula simplification. DAG size of input: 1312 DAG size of output: 996 [2021-07-10 01:30:32,301 WARN L205 SmtUtils]: Spent 2.72 s on a formula simplification. DAG size of input: 1416 DAG size of output: 1170 [2021-07-10 01:30:36,848 WARN L205 SmtUtils]: Spent 4.54 s on a formula simplification. DAG size of input: 1833 DAG size of output: 1517 [2021-07-10 01:30:42,967 WARN L205 SmtUtils]: Spent 6.11 s on a formula simplification. DAG size of input: 2174 DAG size of output: 1614 [2021-07-10 01:30:43,369 WARN L205 SmtUtils]: Spent 329.00 ms on a formula simplification. DAG size of input: 409 DAG size of output: 546 [2021-07-10 01:30:43,567 WARN L205 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 384 DAG size of output: 391 [2021-07-10 01:30:43,776 WARN L205 SmtUtils]: Spent 205.00 ms on a formula simplification. DAG size of input: 383 DAG size of output: 417 [2021-07-10 01:30:44,113 WARN L205 SmtUtils]: Spent 334.00 ms on a formula simplification. DAG size of input: 380 DAG size of output: 455 [2021-07-10 01:30:45,631 WARN L205 SmtUtils]: Spent 121.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 216 [2021-07-10 01:30:45,805 WARN L205 SmtUtils]: Spent 158.00 ms on a formula simplification. DAG size of input: 382 DAG size of output: 246 [2021-07-10 01:30:46,046 WARN L205 SmtUtils]: Spent 239.00 ms on a formula simplification. DAG size of input: 513 DAG size of output: 330 [2021-07-10 01:30:46,441 WARN L205 SmtUtils]: Spent 392.00 ms on a formula simplification. DAG size of input: 656 DAG size of output: 454 [2021-07-10 01:30:46,970 WARN L205 SmtUtils]: Spent 525.00 ms on a formula simplification. DAG size of input: 836 DAG size of output: 572 [2021-07-10 01:30:47,093 WARN L205 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 273 DAG size of output: 304 [2021-07-10 01:30:47,258 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 270 DAG size of output: 323 [2021-07-10 01:30:48,467 WARN L205 SmtUtils]: Spent 119.00 ms on a formula simplification. DAG size of input: 201 DAG size of output: 162 [2021-07-10 01:30:48,636 WARN L205 SmtUtils]: Spent 167.00 ms on a formula simplification. DAG size of input: 291 DAG size of output: 220 [2021-07-10 01:30:48,836 WARN L205 SmtUtils]: Spent 197.00 ms on a formula simplification. DAG size of input: 387 DAG size of output: 247 [2021-07-10 01:30:49,128 WARN L205 SmtUtils]: Spent 290.00 ms on a formula simplification. DAG size of input: 486 DAG size of output: 336 [2021-07-10 01:30:49,494 WARN L205 SmtUtils]: Spent 363.00 ms on a formula simplification. DAG size of input: 614 DAG size of output: 404 [2021-07-10 01:30:50,071 WARN L205 SmtUtils]: Spent 110.00 ms on a formula simplification. DAG size of input: 349 DAG size of output: 290 [2021-07-10 01:30:50,658 WARN L205 SmtUtils]: Spent 584.00 ms on a formula simplification. DAG size of input: 847 DAG size of output: 578 [2021-07-10 01:30:51,919 WARN L205 SmtUtils]: Spent 1.26 s on a formula simplification. DAG size of input: 933 DAG size of output: 641 [2021-07-10 01:30:53,379 WARN L205 SmtUtils]: Spent 1.46 s on a formula simplification. DAG size of input: 960 DAG size of output: 668 [2021-07-10 01:30:55,308 WARN L205 SmtUtils]: Spent 1.92 s on a formula simplification. DAG size of input: 1138 DAG size of output: 701 [2021-07-10 01:30:55,539 WARN L205 SmtUtils]: Spent 226.00 ms on a formula simplification. DAG size of input: 358 DAG size of output: 487 [2021-07-10 01:30:55,800 WARN L205 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 380 [2021-07-10 01:30:55,967 WARN L205 SmtUtils]: Spent 163.00 ms on a formula simplification. DAG size of input: 349 DAG size of output: 398 [2021-07-10 01:30:56,142 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 346 DAG size of output: 362 [2021-07-10 01:30:57,252 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 313 DAG size of output: 219 [2021-07-10 01:30:57,450 WARN L205 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 337 DAG size of output: 243 [2021-07-10 01:30:57,703 WARN L205 SmtUtils]: Spent 249.00 ms on a formula simplification. DAG size of input: 530 DAG size of output: 341 [2021-07-10 01:30:58,054 WARN L205 SmtUtils]: Spent 349.00 ms on a formula simplification. DAG size of input: 613 DAG size of output: 403 [2021-07-10 01:30:58,536 WARN L205 SmtUtils]: Spent 479.00 ms on a formula simplification. DAG size of input: 697 DAG size of output: 476 [2021-07-10 01:30:58,720 WARN L205 SmtUtils]: Spent 179.00 ms on a formula simplification. DAG size of input: 352 DAG size of output: 380 [2021-07-10 01:30:58,896 WARN L205 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 349 DAG size of output: 398 [2021-07-10 01:30:59,983 WARN L205 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 404 DAG size of output: 313 [2021-07-10 01:31:00,158 WARN L205 SmtUtils]: Spent 172.00 ms on a formula simplification. DAG size of input: 422 DAG size of output: 333 [2021-07-10 01:31:00,424 WARN L205 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 513 DAG size of output: 401 [2021-07-10 01:31:00,819 WARN L205 SmtUtils]: Spent 391.00 ms on a formula simplification. DAG size of input: 606 DAG size of output: 471 [2021-07-10 01:31:01,796 WARN L205 SmtUtils]: Spent 974.00 ms on a formula simplification. DAG size of input: 837 DAG size of output: 632 [2021-07-10 01:31:03,112 WARN L205 SmtUtils]: Spent 1.31 s on a formula simplification. DAG size of input: 1009 DAG size of output: 667 [2021-07-10 01:31:06,360 WARN L205 SmtUtils]: Spent 3.24 s on a formula simplification. DAG size of input: 1961 DAG size of output: 1076 [2021-07-10 01:31:15,857 WARN L205 SmtUtils]: Spent 9.49 s on a formula simplification. DAG size of input: 3390 DAG size of output: 2173 [2021-07-10 01:31:26,874 WARN L205 SmtUtils]: Spent 10.61 s on a formula simplification. DAG size of input: 3507 DAG size of output: 2263 [2021-07-10 01:31:39,449 WARN L205 SmtUtils]: Spent 12.56 s on a formula simplification. DAG size of input: 4235 DAG size of output: 2787 [2021-07-10 01:31:52,302 WARN L205 SmtUtils]: Spent 12.84 s on a formula simplification. DAG size of input: 4456 DAG size of output: 2926 [2021-07-10 01:32:05,305 WARN L205 SmtUtils]: Spent 12.98 s on a formula simplification. DAG size of input: 4635 DAG size of output: 3051 [2021-07-10 01:32:20,256 WARN L205 SmtUtils]: Spent 14.93 s on a formula simplification. DAG size of input: 5120 DAG size of output: 3306 [2021-07-10 01:33:22,861 WARN L205 SmtUtils]: Spent 1.04 m on a formula simplification. DAG size of input: 16679 DAG size of output: 11341 [2021-07-10 01:34:31,756 WARN L205 SmtUtils]: Spent 1.15 m on a formula simplification. DAG size of input: 16692 DAG size of output: 11355 [2021-07-10 01:35:41,144 WARN L205 SmtUtils]: Spent 1.16 m on a formula simplification. DAG size of input: 16692 DAG size of output: 11355 Received shutdown request... Cannot interrupt operation gracefully because timeout expired. Forcing shutdown