/usr/bin/java -Xmx16000000000 -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-DelaySleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/regression/showcase/Fischer.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-98707888a4ba860d5b57d27ee0e051c5b948cbbf-9870788 [2021-06-01 23:29:39,121 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-01 23:29:39,123 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-01 23:29:39,141 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-01 23:29:39,164 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-DelaySleep-NoLbe.epf [2021-06-01 23:29:39,178 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-01 23:29:39,178 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-01 23:29:39,178 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-01 23:29:39,178 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-01 23:29:39,179 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-01 23:29:39,179 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-01 23:29:39,179 INFO L138 SettingsManager]: * Use SBE=true [2021-06-01 23:29:39,179 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-01 23:29:39,180 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-01 23:29:39,180 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-01 23:29:39,180 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-01 23:29:39,180 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-01 23:29:39,180 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-01 23:29:39,180 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-01 23:29:39,180 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-01 23:29:39,181 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-01 23:29:39,181 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-01 23:29:39,181 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-01 23:29:39,181 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-01 23:29:39,181 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-01 23:29:39,181 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-01 23:29:39,181 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-01 23:29:39,182 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-01 23:29:39,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-01 23:29:39,182 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-01 23:29:39,182 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-01 23:29:39,182 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-01 23:29:39,182 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-01 23:29:39,182 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-01 23:29:39,183 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-01 23:29:39,183 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-01 23:29:39,183 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-01 23:29:39,183 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-01 23:29:39,183 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$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-01 23:29:39,397 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-01 23:29:39,418 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-01 23:29:39,420 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-01 23:29:39,422 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-01 23:29:39,422 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-01 23:29:39,423 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/regression/showcase/Fischer.bpl [2021-06-01 23:29:39,423 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/regression/showcase/Fischer.bpl' [2021-06-01 23:29:39,461 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-01 23:29:39,462 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-01 23:29:39,466 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-01 23:29:39,466 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-01 23:29:39,466 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-01 23:29:39,478 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "Fischer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.06 11:29:39" (1/1) ... [2021-06-01 23:29:39,483 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "Fischer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.06 11:29:39" (1/1) ... [2021-06-01 23:29:39,488 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-01 23:29:39,490 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-01 23:29:39,490 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-01 23:29:39,490 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-01 23:29:39,495 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "Fischer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.06 11:29:39" (1/1) ... [2021-06-01 23:29:39,495 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "Fischer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.06 11:29:39" (1/1) ... [2021-06-01 23:29:39,496 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "Fischer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.06 11:29:39" (1/1) ... [2021-06-01 23:29:39,496 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "Fischer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.06 11:29:39" (1/1) ... [2021-06-01 23:29:39,498 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "Fischer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.06 11:29:39" (1/1) ... [2021-06-01 23:29:39,502 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "Fischer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.06 11:29:39" (1/1) ... [2021-06-01 23:29:39,502 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "Fischer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.06 11:29:39" (1/1) ... [2021-06-01 23:29:39,503 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-01 23:29:39,505 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-01 23:29:39,505 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-01 23:29:39,505 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-01 23:29:39,506 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "Fischer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.06 11:29:39" (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 [2021-06-01 23:29:39,563 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Process2 given in one single declaration [2021-06-01 23:29:39,563 INFO L130 BoogieDeclarations]: Found specification of procedure Process2 [2021-06-01 23:29:39,563 INFO L138 BoogieDeclarations]: Found implementation of procedure Process2 [2021-06-01 23:29:39,563 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Process1 given in one single declaration [2021-06-01 23:29:39,563 INFO L130 BoogieDeclarations]: Found specification of procedure Process1 [2021-06-01 23:29:39,563 INFO L138 BoogieDeclarations]: Found implementation of procedure Process1 [2021-06-01 23:29:39,563 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-01 23:29:39,564 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-01 23:29:39,564 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-01 23:29:39,564 INFO L124 BoogieDeclarations]: Specification and implementation of procedure Clock given in one single declaration [2021-06-01 23:29:39,564 INFO L130 BoogieDeclarations]: Found specification of procedure Clock [2021-06-01 23:29:39,564 INFO L138 BoogieDeclarations]: Found implementation of procedure Clock [2021-06-01 23:29:39,565 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-01 23:29:39,757 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-01 23:29:39,757 INFO L299 CfgBuilder]: Removed 3 assume(true) statements. [2021-06-01 23:29:39,758 INFO L202 PluginConnector]: Adding new model Fischer.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.06 11:29:39 BoogieIcfgContainer [2021-06-01 23:29:39,758 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-01 23:29:39,759 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-01 23:29:39,759 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-01 23:29:39,774 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-01 23:29:39,774 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "Fischer.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 01.06 11:29:39" (1/2) ... [2021-06-01 23:29:39,775 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@30f45eeb and model type Fischer.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 01.06 11:29:39, skipping insertion in model container [2021-06-01 23:29:39,775 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "Fischer.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 01.06 11:29:39" (2/2) ... [2021-06-01 23:29:39,776 INFO L111 eAbstractionObserver]: Analyzing ICFG Fischer.bpl [2021-06-01 23:29:39,794 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-01 23:29:39,794 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-01 23:29:39,794 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 2 error locations. [2021-06-01 23:29:39,795 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-01 23:29:39,826 WARN L313 ript$VariableManager]: TermVariabe Process2Thread1of1ForFork2_deadline not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-01 23:29:39,826 WARN L313 ript$VariableManager]: TermVariabe Process2Thread1of1ForFork2_deadline not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-01 23:29:39,827 WARN L313 ript$VariableManager]: TermVariabe Process2Thread1of1ForFork2_deadline not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-01 23:29:39,827 WARN L313 ript$VariableManager]: TermVariabe Process2Thread1of1ForFork2_deadline not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-01 23:29:39,827 WARN L313 ript$VariableManager]: TermVariabe Process2Thread1of1ForFork2_deadline not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-01 23:29:39,828 WARN L313 ript$VariableManager]: TermVariabe Process2Thread1of1ForFork2_deadline not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-01 23:29:39,828 WARN L313 ript$VariableManager]: TermVariabe Process2Thread1of1ForFork2_deadline not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-01 23:29:39,828 WARN L313 ript$VariableManager]: TermVariabe Process2Thread1of1ForFork2_deadline not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-01 23:29:39,829 WARN L313 ript$VariableManager]: TermVariabe Process1Thread1of1ForFork1_deadline not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-01 23:29:39,829 WARN L313 ript$VariableManager]: TermVariabe Process1Thread1of1ForFork1_deadline not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-01 23:29:39,829 WARN L313 ript$VariableManager]: TermVariabe Process1Thread1of1ForFork1_deadline not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-01 23:29:39,830 WARN L313 ript$VariableManager]: TermVariabe Process1Thread1of1ForFork1_deadline not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-01 23:29:39,830 WARN L313 ript$VariableManager]: TermVariabe Process1Thread1of1ForFork1_deadline not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-01 23:29:39,830 WARN L313 ript$VariableManager]: TermVariabe Process1Thread1of1ForFork1_deadline not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-01 23:29:39,830 WARN L313 ript$VariableManager]: TermVariabe Process1Thread1of1ForFork1_deadline not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-01 23:29:39,830 WARN L313 ript$VariableManager]: TermVariabe Process1Thread1of1ForFork1_deadline not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-01 23:29:39,834 WARN L313 ript$VariableManager]: TermVariabe Process1Thread1of1ForFork1_deadline not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-01 23:29:39,836 WARN L313 ript$VariableManager]: TermVariabe Process2Thread1of1ForFork2_deadline not constructed by VariableManager. Cannot ensure absence of name clashes. [2021-06-01 23:29:39,837 INFO L149 ThreadInstanceAdder]: Constructed 0 joinOtherThreadTransitions. [2021-06-01 23:29:39,851 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 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 [2021-06-01 23:29:39,892 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-01 23:29:39,892 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-01 23:29:39,892 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-01 23:29:39,892 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-01 23:29:39,892 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-01 23:29:39,892 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-01 23:29:39,892 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-01 23:29:39,901 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == Process2Thread1of1ForFork2======== [2021-06-01 23:29:39,940 INFO L430 AbstractCegarLoop]: === Iteration 1 === [Process2Err0ASSERT_VIOLATIONASSERT]=== [2021-06-01 23:29:39,943 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-01 23:29:39,943 INFO L82 PathProgramCache]: Analyzing trace with hash 379991748, now seen corresponding path program 1 times [2021-06-01 23:29:39,949 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-01 23:29:39,949 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516511142] [2021-06-01 23:29:39,949 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-01 23:29:40,011 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-01 23:29:40,039 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-01 23:29:40,040 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-01 23:29:40,040 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516511142] [2021-06-01 23:29:40,041 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1516511142] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-01 23:29:40,041 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-01 23:29:40,042 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-01 23:29:40,042 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [562328963] [2021-06-01 23:29:40,046 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-01 23:29:40,046 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-01 23:29:40,056 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-01 23:29:40,058 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-01 23:29:40,058 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:40,059 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-01 23:29:40,065 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 7.0) internal successors, (14), 2 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) [2021-06-01 23:29:40,065 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:40,146 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:40,147 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-01 23:29:40,147 INFO L430 AbstractCegarLoop]: === Iteration 2 === [Process2Err0ASSERT_VIOLATIONASSERT]=== [2021-06-01 23:29:40,147 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-01 23:29:40,147 INFO L82 PathProgramCache]: Analyzing trace with hash -46291236, now seen corresponding path program 1 times [2021-06-01 23:29:40,148 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-01 23:29:40,148 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [43439127] [2021-06-01 23:29:40,148 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-01 23:29:40,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-01 23:29:40,172 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-01 23:29:40,173 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-01 23:29:40,173 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [43439127] [2021-06-01 23:29:40,173 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [43439127] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-01 23:29:40,173 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-01 23:29:40,173 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-01 23:29:40,173 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1684777565] [2021-06-01 23:29:40,174 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-01 23:29:40,174 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-01 23:29:40,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-01 23:29:40,175 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-01 23:29:40,175 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:40,175 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-01 23:29:40,175 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 5.666666666666667) internal successors, (17), 3 states have internal predecessors, (17), 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) [2021-06-01 23:29:40,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:40,175 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:40,192 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:40,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,193 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-01 23:29:40,193 INFO L430 AbstractCegarLoop]: === Iteration 3 === [Process2Err0ASSERT_VIOLATIONASSERT]=== [2021-06-01 23:29:40,193 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-01 23:29:40,193 INFO L82 PathProgramCache]: Analyzing trace with hash -517881429, now seen corresponding path program 1 times [2021-06-01 23:29:40,193 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-01 23:29:40,194 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1883889679] [2021-06-01 23:29:40,194 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-01 23:29:40,200 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-01 23:29:40,214 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-01 23:29:40,214 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-01 23:29:40,214 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1883889679] [2021-06-01 23:29:40,214 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1883889679] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-01 23:29:40,214 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-01 23:29:40,214 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-01 23:29:40,215 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1934468121] [2021-06-01 23:29:40,215 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-01 23:29:40,215 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-01 23:29:40,215 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-01 23:29:40,216 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-01 23:29:40,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:40,216 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-01 23:29:40,216 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 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) [2021-06-01 23:29:40,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:40,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,216 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:40,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:40,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,264 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,264 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-01 23:29:40,264 INFO L430 AbstractCegarLoop]: === Iteration 4 === [Process2Err0ASSERT_VIOLATIONASSERT]=== [2021-06-01 23:29:40,264 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-01 23:29:40,265 INFO L82 PathProgramCache]: Analyzing trace with hash 1122024537, now seen corresponding path program 1 times [2021-06-01 23:29:40,265 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-01 23:29:40,265 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1798369426] [2021-06-01 23:29:40,265 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-01 23:29:40,271 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-01 23:29:40,284 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-01 23:29:40,285 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-01 23:29:40,285 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1798369426] [2021-06-01 23:29:40,285 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1798369426] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-01 23:29:40,285 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-01 23:29:40,285 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-01 23:29:40,285 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [722176518] [2021-06-01 23:29:40,286 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-01 23:29:40,286 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-01 23:29:40,286 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-01 23:29:40,286 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-01 23:29:40,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:40,286 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-01 23:29:40,287 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 14.5) internal successors, (29), 3 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) [2021-06-01 23:29:40,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:40,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,287 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:40,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:40,431 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,432 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2021-06-01 23:29:40,432 INFO L430 AbstractCegarLoop]: === Iteration 5 === [Process2Err0ASSERT_VIOLATIONASSERT]=== [2021-06-01 23:29:40,432 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-01 23:29:40,432 INFO L82 PathProgramCache]: Analyzing trace with hash 29572748, now seen corresponding path program 1 times [2021-06-01 23:29:40,433 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-01 23:29:40,433 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1537395297] [2021-06-01 23:29:40,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-01 23:29:40,440 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-01 23:29:40,454 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 12 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-01 23:29:40,454 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-01 23:29:40,454 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1537395297] [2021-06-01 23:29:40,454 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1537395297] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-01 23:29:40,454 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-01 23:29:40,454 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-01 23:29:40,455 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1773574814] [2021-06-01 23:29:40,455 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-01 23:29:40,455 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-01 23:29:40,455 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-01 23:29:40,455 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-01 23:29:40,455 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:40,456 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-01 23:29:40,456 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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) [2021-06-01 23:29:40,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:40,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,456 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:40,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:40,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,494 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2021-06-01 23:29:40,494 INFO L430 AbstractCegarLoop]: === Iteration 6 === [Process2Err0ASSERT_VIOLATIONASSERT]=== [2021-06-01 23:29:40,494 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-01 23:29:40,494 INFO L82 PathProgramCache]: Analyzing trace with hash -765155230, now seen corresponding path program 2 times [2021-06-01 23:29:40,494 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-01 23:29:40,495 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2075361628] [2021-06-01 23:29:40,495 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-01 23:29:40,503 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-01 23:29:40,520 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 40 proven. 0 refuted. 0 times theorem prover too weak. 41 trivial. 0 not checked. [2021-06-01 23:29:40,520 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-01 23:29:40,520 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2075361628] [2021-06-01 23:29:40,520 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2075361628] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-01 23:29:40,521 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-01 23:29:40,521 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-01 23:29:40,521 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [241853076] [2021-06-01 23:29:40,521 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-01 23:29:40,521 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-01 23:29:40,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-01 23:29:40,522 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-01 23:29:40,522 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:40,522 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-01 23:29:40,522 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 16.666666666666668) internal successors, (50), 3 states have internal predecessors, (50), 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) [2021-06-01 23:29:40,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:40,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,522 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:40,558 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:40,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,559 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,559 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2021-06-01 23:29:40,559 INFO L430 AbstractCegarLoop]: === Iteration 7 === [Process2Err0ASSERT_VIOLATIONASSERT]=== [2021-06-01 23:29:40,560 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-01 23:29:40,560 INFO L82 PathProgramCache]: Analyzing trace with hash 1371251518, now seen corresponding path program 3 times [2021-06-01 23:29:40,560 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-01 23:29:40,560 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1986146423] [2021-06-01 23:29:40,560 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-01 23:29:40,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-01 23:29:40,583 INFO L134 CoverageAnalysis]: Checked inductivity of 81 backedges. 9 proven. 0 refuted. 0 times theorem prover too weak. 72 trivial. 0 not checked. [2021-06-01 23:29:40,583 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-01 23:29:40,583 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1986146423] [2021-06-01 23:29:40,584 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1986146423] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-01 23:29:40,584 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-01 23:29:40,584 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-01 23:29:40,584 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1399345242] [2021-06-01 23:29:40,584 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-01 23:29:40,584 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-01 23:29:40,584 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-01 23:29:40,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-01 23:29:40,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:40,585 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-01 23:29:40,585 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 12.333333333333334) internal successors, (37), 3 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) [2021-06-01 23:29:40,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:40,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,585 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:40,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:40,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,626 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,627 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,627 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2021-06-01 23:29:40,627 INFO L430 AbstractCegarLoop]: === Iteration 8 === [Process2Err0ASSERT_VIOLATIONASSERT]=== [2021-06-01 23:29:40,627 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-01 23:29:40,627 INFO L82 PathProgramCache]: Analyzing trace with hash -2011337495, now seen corresponding path program 1 times [2021-06-01 23:29:40,627 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-01 23:29:40,627 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1005174271] [2021-06-01 23:29:40,628 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-01 23:29:40,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-01 23:29:40,650 INFO L134 CoverageAnalysis]: Checked inductivity of 40 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 29 trivial. 0 not checked. [2021-06-01 23:29:40,650 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-01 23:29:40,650 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1005174271] [2021-06-01 23:29:40,650 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1005174271] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-01 23:29:40,651 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-01 23:29:40,651 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-01 23:29:40,651 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [623541399] [2021-06-01 23:29:40,651 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-01 23:29:40,651 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-01 23:29:40,651 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-01 23:29:40,651 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-01 23:29:40,651 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:40,652 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-01 23:29:40,652 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 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) [2021-06-01 23:29:40,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:40,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,652 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:40,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:40,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,705 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:40,705 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2021-06-01 23:29:40,705 INFO L430 AbstractCegarLoop]: === Iteration 9 === [Process2Err0ASSERT_VIOLATIONASSERT]=== [2021-06-01 23:29:40,705 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-01 23:29:40,706 INFO L82 PathProgramCache]: Analyzing trace with hash -712397581, now seen corresponding path program 1 times [2021-06-01 23:29:40,706 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-01 23:29:40,706 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1102033563] [2021-06-01 23:29:40,706 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-01 23:29:40,712 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-01 23:29:40,729 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 25 proven. 0 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2021-06-01 23:29:40,729 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-01 23:29:40,729 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1102033563] [2021-06-01 23:29:40,729 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1102033563] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-01 23:29:40,730 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-01 23:29:40,730 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-01 23:29:40,730 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [683297845] [2021-06-01 23:29:40,730 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-01 23:29:40,730 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-01 23:29:40,730 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-01 23:29:40,731 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-01 23:29:40,731 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:40,731 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-01 23:29:40,731 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 13.0) internal successors, (52), 4 states have internal predecessors, (52), 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) [2021-06-01 23:29:40,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:40,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:40,731 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:40,797 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:40,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:40,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:40,798 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:40,799 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2021-06-01 23:29:40,799 INFO L430 AbstractCegarLoop]: === Iteration 10 === [Process2Err0ASSERT_VIOLATIONASSERT]=== [2021-06-01 23:29:40,799 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-01 23:29:40,799 INFO L82 PathProgramCache]: Analyzing trace with hash 91779926, now seen corresponding path program 2 times [2021-06-01 23:29:40,799 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-01 23:29:40,799 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [234189905] [2021-06-01 23:29:40,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-01 23:29:40,806 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-01 23:29:40,859 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 30 proven. 19 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-01 23:29:40,859 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-01 23:29:40,859 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [234189905] [2021-06-01 23:29:40,860 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [234189905] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-01 23:29:40,860 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1200710190] [2021-06-01 23:29:40,860 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 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 [2021-06-01 23:29:40,925 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-01 23:29:40,926 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-01 23:29:40,927 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-01 23:29:40,931 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-01 23:29:41,223 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 36 proven. 13 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-01 23:29:41,223 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1200710190] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-01 23:29:41,223 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-01 23:29:41,223 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 15 [2021-06-01 23:29:41,224 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [871974713] [2021-06-01 23:29:41,225 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-01 23:29:41,225 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-01 23:29:41,225 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-01 23:29:41,226 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=179, Unknown=0, NotChecked=0, Total=210 [2021-06-01 23:29:41,226 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:41,227 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-01 23:29:41,227 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 7.333333333333333) internal successors, (110), 15 states have internal predecessors, (110), 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) [2021-06-01 23:29:41,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:41,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:41,227 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:41,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:41,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:41,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:41,228 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:41,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:41,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:41,229 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:42,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:42,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:42,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:42,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:42,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:42,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:42,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:42,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:42,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:42,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-06-01 23:29:42,293 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-06-01 23:29:42,293 INFO L430 AbstractCegarLoop]: === Iteration 11 === [Process2Err0ASSERT_VIOLATIONASSERT]=== [2021-06-01 23:29:42,293 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-01 23:29:42,294 INFO L82 PathProgramCache]: Analyzing trace with hash -1760772100, now seen corresponding path program 3 times [2021-06-01 23:29:42,295 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-01 23:29:42,296 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2041862418] [2021-06-01 23:29:42,296 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-01 23:29:42,310 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-01 23:29:42,366 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 118 proven. 44 refuted. 0 times theorem prover too weak. 68 trivial. 0 not checked. [2021-06-01 23:29:42,366 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-01 23:29:42,366 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2041862418] [2021-06-01 23:29:42,367 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2041862418] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-01 23:29:42,367 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1761222444] [2021-06-01 23:29:42,367 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 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 [2021-06-01 23:29:42,410 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-06-01 23:29:42,410 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-01 23:29:42,411 INFO L263 TraceCheckSpWp]: Trace formula consists of 163 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-01 23:29:42,413 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-01 23:29:42,584 INFO L134 CoverageAnalysis]: Checked inductivity of 230 backedges. 61 proven. 125 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-06-01 23:29:42,584 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1761222444] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-01 23:29:42,584 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-01 23:29:42,584 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8] total 10 [2021-06-01 23:29:42,585 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1031867516] [2021-06-01 23:29:42,585 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-01 23:29:42,585 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-01 23:29:42,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-01 23:29:42,585 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2021-06-01 23:29:42,585 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:42,585 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-01 23:29:42,586 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 10.9) internal successors, (109), 10 states have internal predecessors, (109), 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) [2021-06-01 23:29:42,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:42,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:42,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:42,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:42,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:42,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:42,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:42,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:42,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:42,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-06-01 23:29:42,586 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:43,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:43,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:43,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:43,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:43,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:43,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:43,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:43,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:43,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:43,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-01 23:29:43,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-01 23:29:43,909 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-06-01 23:29:43,909 INFO L430 AbstractCegarLoop]: === Iteration 12 === [Process2Err0ASSERT_VIOLATIONASSERT]=== [2021-06-01 23:29:43,909 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-01 23:29:43,909 INFO L82 PathProgramCache]: Analyzing trace with hash -2128504766, now seen corresponding path program 4 times [2021-06-01 23:29:43,909 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-01 23:29:43,910 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1656006701] [2021-06-01 23:29:43,910 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-01 23:29:43,919 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-01 23:29:43,955 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 81 proven. 8 refuted. 0 times theorem prover too weak. 61 trivial. 0 not checked. [2021-06-01 23:29:43,956 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-01 23:29:43,956 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1656006701] [2021-06-01 23:29:43,956 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1656006701] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-01 23:29:43,956 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [726832532] [2021-06-01 23:29:43,956 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 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-01 23:29:43,991 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-01 23:29:43,991 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-01 23:29:43,992 INFO L263 TraceCheckSpWp]: Trace formula consists of 173 conjuncts, 9 conjunts are in the unsatisfiable core [2021-06-01 23:29:43,993 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-01 23:29:44,177 INFO L134 CoverageAnalysis]: Checked inductivity of 150 backedges. 82 proven. 10 refuted. 0 times theorem prover too weak. 58 trivial. 0 not checked. [2021-06-01 23:29:44,177 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [726832532] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-01 23:29:44,178 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-01 23:29:44,178 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 14 [2021-06-01 23:29:44,178 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1788277775] [2021-06-01 23:29:44,178 INFO L462 AbstractCegarLoop]: Interpolant automaton has 14 states [2021-06-01 23:29:44,178 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-01 23:29:44,179 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-06-01 23:29:44,179 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=147, Unknown=0, NotChecked=0, Total=182 [2021-06-01 23:29:44,179 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:44,179 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-01 23:29:44,179 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 14 states, 14 states have (on average 6.642857142857143) internal successors, (93), 14 states have internal predecessors, (93), 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) [2021-06-01 23:29:44,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:44,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:44,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:44,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:44,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:44,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:44,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:44,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:44,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:44,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-01 23:29:44,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-01 23:29:44,180 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:45,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:45,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:45,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:45,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:45,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:45,680 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:45,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:45,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:45,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:45,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2021-06-01 23:29:45,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-01 23:29:45,681 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-01 23:29:45,899 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-01 23:29:45,900 INFO L430 AbstractCegarLoop]: === Iteration 13 === [Process2Err0ASSERT_VIOLATIONASSERT]=== [2021-06-01 23:29:45,900 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-01 23:29:45,900 INFO L82 PathProgramCache]: Analyzing trace with hash -26317980, now seen corresponding path program 5 times [2021-06-01 23:29:45,900 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-01 23:29:45,900 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1756129448] [2021-06-01 23:29:45,900 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-01 23:29:45,917 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-01 23:29:45,955 INFO L134 CoverageAnalysis]: Checked inductivity of 1136 backedges. 614 proven. 48 refuted. 0 times theorem prover too weak. 474 trivial. 0 not checked. [2021-06-01 23:29:45,956 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-01 23:29:45,956 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1756129448] [2021-06-01 23:29:45,956 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1756129448] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-01 23:29:45,956 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [970886136] [2021-06-01 23:29:45,956 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 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 [2021-06-01 23:29:46,058 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 11 check-sat command(s) [2021-06-01 23:29:46,059 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-01 23:29:46,062 INFO L263 TraceCheckSpWp]: Trace formula consists of 419 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-01 23:29:46,075 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-01 23:29:46,321 INFO L134 CoverageAnalysis]: Checked inductivity of 1136 backedges. 475 proven. 33 refuted. 0 times theorem prover too weak. 628 trivial. 0 not checked. [2021-06-01 23:29:46,321 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [970886136] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-01 23:29:46,321 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-01 23:29:46,321 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8] total 10 [2021-06-01 23:29:46,323 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [468552121] [2021-06-01 23:29:46,323 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-01 23:29:46,323 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-01 23:29:46,323 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-01 23:29:46,324 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2021-06-01 23:29:46,324 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:46,324 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-01 23:29:46,324 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 9.2) internal successors, (92), 10 states have internal predecessors, (92), 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) [2021-06-01 23:29:46,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:46,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:46,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:46,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:46,324 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:46,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:46,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:46,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:46,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:46,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 49 states. [2021-06-01 23:29:46,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 24 states. [2021-06-01 23:29:46,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-01 23:29:46,325 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:49,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:49,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:49,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:49,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:49,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:49,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:49,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:49,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:49,499 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:49,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 50 states. [2021-06-01 23:29:49,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2021-06-01 23:29:49,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-06-01 23:29:49,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 42 states. [2021-06-01 23:29:49,700 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-06-01 23:29:49,706 INFO L301 ceAbstractionStarter]: Result for error location Process2Thread1of1ForFork2 was SAFE (1/5) [2021-06-01 23:29:49,707 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-06-01 23:29:49,719 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-01 23:29:49,719 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-01 23:29:49,719 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-01 23:29:49,719 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-01 23:29:49,719 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-01 23:29:49,719 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-01 23:29:49,719 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-01 23:29:49,719 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == Process2======== Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-01 23:29:49,818 INFO L301 ceAbstractionStarter]: Result for error location Process2 was SAFE (2/5) [2021-06-01 23:29:49,819 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-06-01 23:29:49,835 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-01 23:29:49,835 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-01 23:29:49,836 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-01 23:29:49,836 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-01 23:29:49,836 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-01 23:29:49,836 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-01 23:29:49,836 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-01 23:29:49,836 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == Process1======== Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-01 23:29:49,920 INFO L301 ceAbstractionStarter]: Result for error location Process1 was SAFE (3/5) [2021-06-01 23:29:49,920 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 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-01 23:29:49,927 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-01 23:29:49,927 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-01 23:29:49,927 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-01 23:29:49,927 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-01 23:29:49,928 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-01 23:29:49,928 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-01 23:29:49,928 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-01 23:29:49,928 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-01 23:29:50,032 INFO L301 ceAbstractionStarter]: Result for error location ULTIMATE.start was SAFE (4/5) [2021-06-01 23:29:50,032 INFO L255 AbstractCegarLoop]: Starting to check reachability of 1 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) [2021-06-01 23:29:50,080 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-01 23:29:50,080 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-01 23:29:50,080 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-01 23:29:50,080 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-01 23:29:50,081 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-01 23:29:50,081 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-01 23:29:50,081 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-01 23:29:50,081 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == Process1Thread1of1ForFork1======== Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-06-01 23:29:50,187 INFO L430 AbstractCegarLoop]: === Iteration 1 === [Process1Err0ASSERT_VIOLATIONASSERT]=== [2021-06-01 23:29:50,187 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-01 23:29:50,187 INFO L82 PathProgramCache]: Analyzing trace with hash 357997168, now seen corresponding path program 1 times [2021-06-01 23:29:50,188 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-01 23:29:50,188 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1874595524] [2021-06-01 23:29:50,188 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-01 23:29:50,189 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-01 23:29:50,192 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-01 23:29:50,192 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-01 23:29:50,192 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1874595524] [2021-06-01 23:29:50,192 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1874595524] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-01 23:29:50,192 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-01 23:29:50,192 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-06-01 23:29:50,192 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1111746708] [2021-06-01 23:29:50,192 INFO L462 AbstractCegarLoop]: Interpolant automaton has 2 states [2021-06-01 23:29:50,192 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-01 23:29:50,193 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2021-06-01 23:29:50,193 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2021-06-01 23:29:50,193 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:50,193 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-01 23:29:50,193 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 2 states, 2 states have (on average 13.0) internal successors, (26), 2 states have internal predecessors, (26), 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) [2021-06-01 23:29:50,193 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:50,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:50,202 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13 [2021-06-01 23:29:50,202 INFO L430 AbstractCegarLoop]: === Iteration 2 === [Process1Err0ASSERT_VIOLATIONASSERT]=== [2021-06-01 23:29:50,202 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-01 23:29:50,202 INFO L82 PathProgramCache]: Analyzing trace with hash 1342417683, now seen corresponding path program 1 times [2021-06-01 23:29:50,202 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-01 23:29:50,202 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1466922257] [2021-06-01 23:29:50,202 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-01 23:29:50,205 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-01 23:29:50,213 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-01 23:29:50,213 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-01 23:29:50,213 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1466922257] [2021-06-01 23:29:50,213 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1466922257] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-01 23:29:50,213 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-01 23:29:50,213 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-01 23:29:50,213 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1490509622] [2021-06-01 23:29:50,213 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-01 23:29:50,213 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-01 23:29:50,214 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-01 23:29:50,214 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-01 23:29:50,214 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:50,214 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-01 23:29:50,214 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 8.0) internal successors, (24), 3 states have internal predecessors, (24), 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) [2021-06-01 23:29:50,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:50,214 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:50,223 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:50,224 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,224 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14 [2021-06-01 23:29:50,224 INFO L430 AbstractCegarLoop]: === Iteration 3 === [Process1Err0ASSERT_VIOLATIONASSERT]=== [2021-06-01 23:29:50,224 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-01 23:29:50,224 INFO L82 PathProgramCache]: Analyzing trace with hash 1151658034, now seen corresponding path program 1 times [2021-06-01 23:29:50,224 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-01 23:29:50,224 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1246854779] [2021-06-01 23:29:50,224 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-01 23:29:50,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-01 23:29:50,232 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-01 23:29:50,233 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-01 23:29:50,233 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1246854779] [2021-06-01 23:29:50,233 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1246854779] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-01 23:29:50,233 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-01 23:29:50,233 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [1] imperfect sequences [] total 1 [2021-06-01 23:29:50,233 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1580027590] [2021-06-01 23:29:50,235 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-01 23:29:50,235 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-01 23:29:50,235 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-01 23:29:50,235 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-01 23:29:50,235 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:50,235 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-01 23:29:50,235 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 2 states have (on average 9.5) internal successors, (19), 2 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) [2021-06-01 23:29:50,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:50,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,235 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:50,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:50,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,277 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,277 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable15 [2021-06-01 23:29:50,277 INFO L430 AbstractCegarLoop]: === Iteration 4 === [Process1Err0ASSERT_VIOLATIONASSERT]=== [2021-06-01 23:29:50,277 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-01 23:29:50,277 INFO L82 PathProgramCache]: Analyzing trace with hash -1497342664, now seen corresponding path program 1 times [2021-06-01 23:29:50,277 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-01 23:29:50,277 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [604600445] [2021-06-01 23:29:50,277 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-01 23:29:50,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-01 23:29:50,287 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-01 23:29:50,287 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-01 23:29:50,287 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [604600445] [2021-06-01 23:29:50,287 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [604600445] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-01 23:29:50,288 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-01 23:29:50,288 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-01 23:29:50,288 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [224868549] [2021-06-01 23:29:50,288 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-01 23:29:50,288 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-01 23:29:50,289 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-01 23:29:50,289 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-01 23:29:50,289 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:50,289 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-01 23:29:50,289 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.666666666666666) internal successors, (32), 3 states have internal predecessors, (32), 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) [2021-06-01 23:29:50,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:50,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,289 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:50,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:50,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,320 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable16 [2021-06-01 23:29:50,320 INFO L430 AbstractCegarLoop]: === Iteration 5 === [Process1Err0ASSERT_VIOLATIONASSERT]=== [2021-06-01 23:29:50,322 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-01 23:29:50,322 INFO L82 PathProgramCache]: Analyzing trace with hash 445944729, now seen corresponding path program 1 times [2021-06-01 23:29:50,322 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-01 23:29:50,322 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [541122700] [2021-06-01 23:29:50,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-01 23:29:50,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-01 23:29:50,331 INFO L134 CoverageAnalysis]: Checked inductivity of 60 backedges. 23 proven. 0 refuted. 0 times theorem prover too weak. 37 trivial. 0 not checked. [2021-06-01 23:29:50,332 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-01 23:29:50,332 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [541122700] [2021-06-01 23:29:50,332 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [541122700] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-01 23:29:50,332 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-01 23:29:50,332 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-01 23:29:50,332 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [230528144] [2021-06-01 23:29:50,332 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-01 23:29:50,332 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-01 23:29:50,333 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-01 23:29:50,333 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-01 23:29:50,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:50,333 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-01 23:29:50,333 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 14.666666666666666) internal successors, (44), 3 states have internal predecessors, (44), 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) [2021-06-01 23:29:50,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:50,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,333 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:50,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:50,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,353 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable17 [2021-06-01 23:29:50,353 INFO L430 AbstractCegarLoop]: === Iteration 6 === [Process1Err0ASSERT_VIOLATIONASSERT]=== [2021-06-01 23:29:50,353 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-01 23:29:50,353 INFO L82 PathProgramCache]: Analyzing trace with hash -2011353351, now seen corresponding path program 1 times [2021-06-01 23:29:50,353 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-01 23:29:50,353 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [592511689] [2021-06-01 23:29:50,353 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-01 23:29:50,357 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-01 23:29:50,372 INFO L134 CoverageAnalysis]: Checked inductivity of 41 backedges. 11 proven. 0 refuted. 0 times theorem prover too weak. 30 trivial. 0 not checked. [2021-06-01 23:29:50,372 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-01 23:29:50,372 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [592511689] [2021-06-01 23:29:50,372 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [592511689] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-01 23:29:50,372 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-01 23:29:50,372 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-01 23:29:50,373 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1041126566] [2021-06-01 23:29:50,373 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-01 23:29:50,373 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-01 23:29:50,373 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-01 23:29:50,374 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-01 23:29:50,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:50,374 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-01 23:29:50,374 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 10.5) internal successors, (42), 4 states have internal predecessors, (42), 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) [2021-06-01 23:29:50,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:50,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,374 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:50,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:50,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:50,401 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18 [2021-06-01 23:29:50,401 INFO L430 AbstractCegarLoop]: === Iteration 7 === [Process1Err0ASSERT_VIOLATIONASSERT]=== [2021-06-01 23:29:50,401 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-01 23:29:50,401 INFO L82 PathProgramCache]: Analyzing trace with hash -712413437, now seen corresponding path program 1 times [2021-06-01 23:29:50,401 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-01 23:29:50,401 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1012007577] [2021-06-01 23:29:50,401 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-01 23:29:50,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-01 23:29:50,418 INFO L134 CoverageAnalysis]: Checked inductivity of 42 backedges. 24 proven. 0 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-06-01 23:29:50,418 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-01 23:29:50,419 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1012007577] [2021-06-01 23:29:50,419 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1012007577] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-01 23:29:50,419 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-01 23:29:50,419 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-01 23:29:50,419 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1456072618] [2021-06-01 23:29:50,419 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-01 23:29:50,419 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-01 23:29:50,419 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-01 23:29:50,419 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-01 23:29:50,419 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:50,419 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-01 23:29:50,420 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 12.5) internal successors, (50), 4 states have internal predecessors, (50), 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) [2021-06-01 23:29:50,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:50,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:50,420 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:50,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:50,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:50,466 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:50,466 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19 [2021-06-01 23:29:50,466 INFO L430 AbstractCegarLoop]: === Iteration 8 === [Process1Err0ASSERT_VIOLATIONASSERT]=== [2021-06-01 23:29:50,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-01 23:29:50,466 INFO L82 PathProgramCache]: Analyzing trace with hash -1765516452, now seen corresponding path program 2 times [2021-06-01 23:29:50,466 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-01 23:29:50,466 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1492057009] [2021-06-01 23:29:50,466 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-01 23:29:50,469 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-01 23:29:50,478 INFO L134 CoverageAnalysis]: Checked inductivity of 72 backedges. 58 proven. 0 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-06-01 23:29:50,478 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-01 23:29:50,478 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1492057009] [2021-06-01 23:29:50,478 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1492057009] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-01 23:29:50,478 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-01 23:29:50,478 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-01 23:29:50,479 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1349856741] [2021-06-01 23:29:50,479 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-01 23:29:50,479 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-01 23:29:50,479 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-01 23:29:50,479 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-01 23:29:50,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:50,479 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-01 23:29:50,479 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 22.333333333333332) internal successors, (67), 3 states have internal predecessors, (67), 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) [2021-06-01 23:29:50,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:50,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,479 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:50,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:50,480 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:50,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:50,507 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:50,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:50,508 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,508 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20 [2021-06-01 23:29:50,508 INFO L430 AbstractCegarLoop]: === Iteration 9 === [Process1Err0ASSERT_VIOLATIONASSERT]=== [2021-06-01 23:29:50,508 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-01 23:29:50,508 INFO L82 PathProgramCache]: Analyzing trace with hash 368321890, now seen corresponding path program 3 times [2021-06-01 23:29:50,509 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-01 23:29:50,509 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1159616113] [2021-06-01 23:29:50,509 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-01 23:29:50,513 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-01 23:29:50,554 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 31 proven. 19 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-01 23:29:50,554 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-01 23:29:50,554 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1159616113] [2021-06-01 23:29:50,554 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1159616113] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-01 23:29:50,554 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1867613190] [2021-06-01 23:29:50,554 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 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 [2021-06-01 23:29:50,592 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-01 23:29:50,592 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-01 23:29:50,592 INFO L263 TraceCheckSpWp]: Trace formula consists of 119 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-01 23:29:50,593 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-01 23:29:50,683 INFO L134 CoverageAnalysis]: Checked inductivity of 51 backedges. 31 proven. 17 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2021-06-01 23:29:50,684 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1867613190] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-01 23:29:50,684 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-01 23:29:50,684 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 7] total 11 [2021-06-01 23:29:50,684 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1695985378] [2021-06-01 23:29:50,684 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-01 23:29:50,685 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-01 23:29:50,685 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-01 23:29:50,685 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=90, Unknown=0, NotChecked=0, Total=110 [2021-06-01 23:29:50,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:50,685 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-01 23:29:50,685 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 8.636363636363637) internal successors, (95), 11 states have internal predecessors, (95), 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) [2021-06-01 23:29:50,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:50,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:50,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:50,685 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:50,686 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:51,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:51,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:51,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:51,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:51,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:51,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:51,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:51,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:51,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-01 23:29:51,316 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-01 23:29:51,319 INFO L430 AbstractCegarLoop]: === Iteration 10 === [Process1Err0ASSERT_VIOLATIONASSERT]=== [2021-06-01 23:29:51,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-01 23:29:51,319 INFO L82 PathProgramCache]: Analyzing trace with hash 1148017296, now seen corresponding path program 4 times [2021-06-01 23:29:51,319 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-01 23:29:51,319 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1365247418] [2021-06-01 23:29:51,319 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-01 23:29:51,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-01 23:29:51,350 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 91 proven. 21 refuted. 0 times theorem prover too weak. 53 trivial. 0 not checked. [2021-06-01 23:29:51,350 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-01 23:29:51,350 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1365247418] [2021-06-01 23:29:51,350 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1365247418] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-01 23:29:51,350 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1449393776] [2021-06-01 23:29:51,350 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 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 [2021-06-01 23:29:51,391 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-01 23:29:51,391 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-01 23:29:51,392 INFO L263 TraceCheckSpWp]: Trace formula consists of 190 conjuncts, 7 conjunts are in the unsatisfiable core [2021-06-01 23:29:51,393 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-01 23:29:51,521 INFO L134 CoverageAnalysis]: Checked inductivity of 165 backedges. 88 proven. 6 refuted. 0 times theorem prover too weak. 71 trivial. 0 not checked. [2021-06-01 23:29:51,521 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1449393776] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-01 23:29:51,521 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-01 23:29:51,521 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 8] total 11 [2021-06-01 23:29:51,522 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [622492406] [2021-06-01 23:29:51,522 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-01 23:29:51,522 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-01 23:29:51,522 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-01 23:29:51,523 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=21, Invalid=89, Unknown=0, NotChecked=0, Total=110 [2021-06-01 23:29:51,523 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:51,523 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-01 23:29:51,523 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 8.909090909090908) internal successors, (98), 11 states have internal predecessors, (98), 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) [2021-06-01 23:29:51,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:51,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:51,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:51,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:51,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:51,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:51,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:51,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:51,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-01 23:29:51,523 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:52,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:52,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:52,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:52,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:52,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:52,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:52,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:52,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:52,520 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-01 23:29:52,521 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-01 23:29:52,736 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable22 [2021-06-01 23:29:52,736 INFO L430 AbstractCegarLoop]: === Iteration 11 === [Process1Err0ASSERT_VIOLATIONASSERT]=== [2021-06-01 23:29:52,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-01 23:29:52,736 INFO L82 PathProgramCache]: Analyzing trace with hash -1404549212, now seen corresponding path program 5 times [2021-06-01 23:29:52,737 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-01 23:29:52,737 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1983832887] [2021-06-01 23:29:52,737 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-01 23:29:52,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-01 23:29:52,761 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 54 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-06-01 23:29:52,762 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-01 23:29:52,762 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1983832887] [2021-06-01 23:29:52,762 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1983832887] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-01 23:29:52,762 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1455382096] [2021-06-01 23:29:52,762 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 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 [2021-06-01 23:29:52,790 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-06-01 23:29:52,791 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-01 23:29:52,791 INFO L263 TraceCheckSpWp]: Trace formula consists of 144 conjuncts, 5 conjunts are in the unsatisfiable core [2021-06-01 23:29:52,792 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-01 23:29:52,879 INFO L134 CoverageAnalysis]: Checked inductivity of 83 backedges. 54 proven. 5 refuted. 0 times theorem prover too weak. 24 trivial. 0 not checked. [2021-06-01 23:29:52,879 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1455382096] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-01 23:29:52,879 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-01 23:29:52,879 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 6 [2021-06-01 23:29:52,880 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [22425774] [2021-06-01 23:29:52,880 INFO L462 AbstractCegarLoop]: Interpolant automaton has 6 states [2021-06-01 23:29:52,880 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-01 23:29:52,880 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-06-01 23:29:52,880 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2021-06-01 23:29:52,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:52,880 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-01 23:29:52,880 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 6 states, 6 states have (on average 10.5) internal successors, (63), 6 states have internal predecessors, (63), 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) [2021-06-01 23:29:52,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:52,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:52,880 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:52,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:52,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:52,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:52,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:52,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:52,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 16 states. [2021-06-01 23:29:52,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 45 states. [2021-06-01 23:29:52,881 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:53,108 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-01 23:29:53,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:53,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:53,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:53,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:53,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:53,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-01 23:29:53,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-01 23:29:53,109 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-06-01 23:29:53,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 45 states. [2021-06-01 23:29:53,110 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-01 23:29:53,324 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable23 [2021-06-01 23:29:53,327 INFO L301 ceAbstractionStarter]: Result for error location Process1Thread1of1ForFork1 was SAFE (5/5) [2021-06-01 23:29:53,327 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-01 23:29:53,329 INFO L202 PluginConnector]: Adding new model Fischer.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 01.06 11:29:53 BasicIcfg [2021-06-01 23:29:53,329 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-01 23:29:53,329 INFO L168 Benchmark]: Toolchain (without parser) took 13867.62 ms. Allocated memory was 343.9 MB in the beginning and 1.0 GB in the end (delta: 694.2 MB). Free memory was 323.9 MB in the beginning and 619.3 MB in the end (delta: -295.4 MB). Peak memory consumption was 400.3 MB. Max. memory is 16.0 GB. [2021-06-01 23:29:53,329 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.10 ms. Allocated memory is still 343.9 MB. Free memory is still 325.0 MB. There was no memory consumed. Max. memory is 16.0 GB. [2021-06-01 23:29:53,329 INFO L168 Benchmark]: Boogie Procedure Inliner took 23.34 ms. Allocated memory is still 343.9 MB. Free memory was 323.9 MB in the beginning and 322.4 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-01 23:29:53,329 INFO L168 Benchmark]: Boogie Preprocessor took 14.30 ms. Allocated memory is still 343.9 MB. Free memory was 322.4 MB in the beginning and 321.4 MB in the end (delta: 968.7 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-01 23:29:53,329 INFO L168 Benchmark]: RCFGBuilder took 253.70 ms. Allocated memory is still 343.9 MB. Free memory was 321.3 MB in the beginning and 309.0 MB in the end (delta: 12.4 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB. [2021-06-01 23:29:53,329 INFO L168 Benchmark]: TraceAbstraction took 13569.56 ms. Allocated memory was 343.9 MB in the beginning and 1.0 GB in the end (delta: 694.2 MB). Free memory was 308.5 MB in the beginning and 619.3 MB in the end (delta: -310.8 MB). Peak memory consumption was 383.5 MB. Max. memory is 16.0 GB. [2021-06-01 23:29:53,330 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.10 ms. Allocated memory is still 343.9 MB. Free memory is still 325.0 MB. There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 23.34 ms. Allocated memory is still 343.9 MB. Free memory was 323.9 MB in the beginning and 322.4 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 14.30 ms. Allocated memory is still 343.9 MB. Free memory was 322.4 MB in the beginning and 321.4 MB in the end (delta: 968.7 kB). There was no memory consumed. Max. memory is 16.0 GB. * RCFGBuilder took 253.70 ms. Allocated memory is still 343.9 MB. Free memory was 321.3 MB in the beginning and 309.0 MB in the end (delta: 12.4 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB. * TraceAbstraction took 13569.56 ms. Allocated memory was 343.9 MB in the beginning and 1.0 GB in the end (delta: 694.2 MB). Free memory was 308.5 MB in the beginning and 619.3 MB in the end (delta: -310.8 MB). Peak memory consumption was 383.5 MB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 473831, positive: 370892, positive conditional: 370892, positive unconditional: 0, negative: 102939, negative conditional: 102939, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 406605, positive: 370892, positive conditional: 370892, positive unconditional: 0, negative: 35713, negative conditional: 35713, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 406605, positive: 368586, positive conditional: 0, positive unconditional: 368586, negative: 38019, negative conditional: 0, negative unconditional: 38019, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 565, positive: 529, positive conditional: 0, positive unconditional: 529, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 565, positive: 504, positive conditional: 0, positive unconditional: 504, negative: 61, negative conditional: 0, negative unconditional: 61, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 61, positive: 25, positive conditional: 0, positive unconditional: 25, negative: 36, negative conditional: 0, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 577, positive: 47, positive conditional: 22, positive unconditional: 25, negative: 530, negative conditional: 494, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 637, positive: 41, positive conditional: 15, positive unconditional: 25, negative: 596, negative conditional: 520, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 406605, positive: 368057, positive conditional: 0, positive unconditional: 368057, negative: 37983, negative conditional: 0, negative unconditional: 37983, unknown: 565, unknown conditional: 0, unknown unconditional: 565] , Statistics on independence cache: Total cache size (in pairs): 1081, Positive cache size: 551, Positive conditional cache size: 22, Positive unconditional cache size: 529, Negative cache size: 530, Negative conditional cache size: 494, Negative unconditional cache size: 36, SemanticConditionEliminator.Independence Queries: [ total: 460173, positive: 2306, positive conditional: 2306, positive unconditional: 0, negative: 457867, negative conditional: 133861, negative unconditional: 324006, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 460173, positive: 2306, positive conditional: 2306, positive unconditional: 0, negative: 457867, negative conditional: 133861, negative unconditional: 324006, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 577, positive: 47, positive conditional: 22, positive unconditional: 25, negative: 530, negative conditional: 494, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 637, positive: 41, positive conditional: 15, positive unconditional: 25, negative: 596, negative conditional: 520, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 460173, positive: 2284, positive conditional: 2284, positive unconditional: 0, negative: 457373, negative conditional: 133367, negative unconditional: 324006, unknown: 516, unknown conditional: 516, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1081, Positive cache size: 551, Positive conditional cache size: 22, Positive unconditional cache size: 529, Negative cache size: 530, Negative conditional cache size: 494, Negative unconditional cache size: 36, Eliminated conditions: 324006, SemanticConditionEliminator.Independence Queries: [ total: 460173, positive: 2306, positive conditional: 2306, positive unconditional: 0, negative: 457867, negative conditional: 133861, negative unconditional: 324006, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 460173, positive: 2306, positive conditional: 2306, positive unconditional: 0, negative: 457867, negative conditional: 133861, negative unconditional: 324006, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 577, positive: 47, positive conditional: 22, positive unconditional: 25, negative: 530, negative conditional: 494, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 637, positive: 41, positive conditional: 15, positive unconditional: 25, negative: 596, negative conditional: 520, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 460173, positive: 2284, positive conditional: 2284, positive unconditional: 0, negative: 457373, negative conditional: 133367, negative unconditional: 324006, unknown: 516, unknown conditional: 516, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1081, Positive cache size: 551, Positive conditional cache size: 22, Positive unconditional cache size: 529, Negative cache size: 530, Negative conditional cache size: 494, Negative unconditional cache size: 36, Eliminated conditions: 324006, SemanticConditionEliminator.Independence Queries: [ total: 460173, positive: 2306, positive conditional: 2306, positive unconditional: 0, negative: 457867, negative conditional: 133861, negative unconditional: 324006, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 460173, positive: 2306, positive conditional: 2306, positive unconditional: 0, negative: 457867, negative conditional: 133861, negative unconditional: 324006, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 577, positive: 47, positive conditional: 22, positive unconditional: 25, negative: 530, negative conditional: 494, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 637, positive: 41, positive conditional: 15, positive unconditional: 25, negative: 596, negative conditional: 520, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 460173, positive: 2284, positive conditional: 2284, positive unconditional: 0, negative: 457373, negative conditional: 133367, negative unconditional: 324006, unknown: 516, unknown conditional: 516, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1081, Positive cache size: 551, Positive conditional cache size: 22, Positive unconditional cache size: 529, Negative cache size: 530, Negative conditional cache size: 494, Negative unconditional cache size: 36, Eliminated conditions: 324006, SemanticConditionEliminator.Independence Queries: [ total: 460173, positive: 2306, positive conditional: 2306, positive unconditional: 0, negative: 457867, negative conditional: 133861, negative unconditional: 324006, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 460173, positive: 2306, positive conditional: 2306, positive unconditional: 0, negative: 457867, negative conditional: 133861, negative unconditional: 324006, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 577, positive: 47, positive conditional: 22, positive unconditional: 25, negative: 530, negative conditional: 494, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 637, positive: 41, positive conditional: 15, positive unconditional: 25, negative: 596, negative conditional: 520, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 460173, positive: 2284, positive conditional: 2284, positive unconditional: 0, negative: 457373, negative conditional: 133367, negative unconditional: 324006, unknown: 516, unknown conditional: 516, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1081, Positive cache size: 551, Positive conditional cache size: 22, Positive unconditional cache size: 529, Negative cache size: 530, Negative conditional cache size: 494, Negative unconditional cache size: 36, Eliminated conditions: 324006, SemanticConditionEliminator.Independence Queries: [ total: 460173, positive: 2306, positive conditional: 2306, positive unconditional: 0, negative: 457867, negative conditional: 133861, negative unconditional: 324006, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 460173, positive: 2306, positive conditional: 2306, positive unconditional: 0, negative: 457867, negative conditional: 133861, negative unconditional: 324006, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 577, positive: 47, positive conditional: 22, positive unconditional: 25, negative: 530, negative conditional: 494, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 637, positive: 41, positive conditional: 15, positive unconditional: 25, negative: 596, negative conditional: 520, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 460173, positive: 2284, positive conditional: 2284, positive unconditional: 0, negative: 457373, negative conditional: 133367, negative unconditional: 324006, unknown: 516, unknown conditional: 516, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1081, Positive cache size: 551, Positive conditional cache size: 22, Positive unconditional cache size: 529, Negative cache size: 530, Negative conditional cache size: 494, Negative unconditional cache size: 36, Eliminated conditions: 324006, SemanticConditionEliminator.Independence Queries: [ total: 460173, positive: 2306, positive conditional: 2306, positive unconditional: 0, negative: 457867, negative conditional: 133861, negative unconditional: 324006, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 460173, positive: 2306, positive conditional: 2306, positive unconditional: 0, negative: 457867, negative conditional: 133861, negative unconditional: 324006, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 577, positive: 47, positive conditional: 22, positive unconditional: 25, negative: 530, negative conditional: 494, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 637, positive: 41, positive conditional: 15, positive unconditional: 25, negative: 596, negative conditional: 520, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 460173, positive: 2284, positive conditional: 2284, positive unconditional: 0, negative: 457373, negative conditional: 133367, negative unconditional: 324006, unknown: 516, unknown conditional: 516, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1081, Positive cache size: 551, Positive conditional cache size: 22, Positive unconditional cache size: 529, Negative cache size: 530, Negative conditional cache size: 494, Negative unconditional cache size: 36, Eliminated conditions: 324006, SemanticConditionEliminator.Independence Queries: [ total: 460173, positive: 2306, positive conditional: 2306, positive unconditional: 0, negative: 457867, negative conditional: 133861, negative unconditional: 324006, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 460173, positive: 2306, positive conditional: 2306, positive unconditional: 0, negative: 457867, negative conditional: 133861, negative unconditional: 324006, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 577, positive: 47, positive conditional: 22, positive unconditional: 25, negative: 530, negative conditional: 494, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 637, positive: 41, positive conditional: 15, positive unconditional: 25, negative: 596, negative conditional: 520, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 460173, positive: 2284, positive conditional: 2284, positive unconditional: 0, negative: 457373, negative conditional: 133367, negative unconditional: 324006, unknown: 516, unknown conditional: 516, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1081, Positive cache size: 551, Positive conditional cache size: 22, Positive unconditional cache size: 529, Negative cache size: 530, Negative conditional cache size: 494, Negative unconditional cache size: 36, Eliminated conditions: 324006, SemanticConditionEliminator.Independence Queries: [ total: 460173, positive: 2306, positive conditional: 2306, positive unconditional: 0, negative: 457867, negative conditional: 133861, negative unconditional: 324006, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 460173, positive: 2306, positive conditional: 2306, positive unconditional: 0, negative: 457867, negative conditional: 133861, negative unconditional: 324006, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 577, positive: 47, positive conditional: 22, positive unconditional: 25, negative: 530, negative conditional: 494, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 637, positive: 41, positive conditional: 15, positive unconditional: 25, negative: 596, negative conditional: 520, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 460173, positive: 2284, positive conditional: 2284, positive unconditional: 0, negative: 457373, negative conditional: 133367, negative unconditional: 324006, unknown: 516, unknown conditional: 516, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1081, Positive cache size: 551, Positive conditional cache size: 22, Positive unconditional cache size: 529, Negative cache size: 530, Negative conditional cache size: 494, Negative unconditional cache size: 36, Eliminated conditions: 324006, SemanticConditionEliminator.Independence Queries: [ total: 460173, positive: 2306, positive conditional: 2306, positive unconditional: 0, negative: 457867, negative conditional: 133861, negative unconditional: 324006, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 460173, positive: 2306, positive conditional: 2306, positive unconditional: 0, negative: 457867, negative conditional: 133861, negative unconditional: 324006, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 577, positive: 47, positive conditional: 22, positive unconditional: 25, negative: 530, negative conditional: 494, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 637, positive: 41, positive conditional: 15, positive unconditional: 25, negative: 596, negative conditional: 520, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 460173, positive: 2284, positive conditional: 2284, positive unconditional: 0, negative: 457373, negative conditional: 133367, negative unconditional: 324006, unknown: 516, unknown conditional: 516, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1081, Positive cache size: 551, Positive conditional cache size: 22, Positive unconditional cache size: 529, Negative cache size: 530, Negative conditional cache size: 494, Negative unconditional cache size: 36, Eliminated conditions: 324006, SemanticConditionEliminator.Independence Queries: [ total: 460173, positive: 2306, positive conditional: 2306, positive unconditional: 0, negative: 457867, negative conditional: 133861, negative unconditional: 324006, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 460173, positive: 2306, positive conditional: 2306, positive unconditional: 0, negative: 457867, negative conditional: 133861, negative unconditional: 324006, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 577, positive: 47, positive conditional: 22, positive unconditional: 25, negative: 530, negative conditional: 494, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 637, positive: 41, positive conditional: 15, positive unconditional: 25, negative: 596, negative conditional: 520, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 460173, positive: 2284, positive conditional: 2284, positive unconditional: 0, negative: 457373, negative conditional: 133367, negative unconditional: 324006, unknown: 516, unknown conditional: 516, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1081, Positive cache size: 551, Positive conditional cache size: 22, Positive unconditional cache size: 529, Negative cache size: 530, Negative conditional cache size: 494, Negative unconditional cache size: 36, Eliminated conditions: 324006, SemanticConditionEliminator.Independence Queries: [ total: 460173, positive: 2306, positive conditional: 2306, positive unconditional: 0, negative: 457867, negative conditional: 133861, negative unconditional: 324006, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 460173, positive: 2306, positive conditional: 2306, positive unconditional: 0, negative: 457867, negative conditional: 133861, negative unconditional: 324006, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 577, positive: 47, positive conditional: 22, positive unconditional: 25, negative: 530, negative conditional: 494, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 637, positive: 41, positive conditional: 15, positive unconditional: 25, negative: 596, negative conditional: 520, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 460173, positive: 2284, positive conditional: 2284, positive unconditional: 0, negative: 457373, negative conditional: 133367, negative unconditional: 324006, unknown: 516, unknown conditional: 516, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1081, Positive cache size: 551, Positive conditional cache size: 22, Positive unconditional cache size: 529, Negative cache size: 530, Negative conditional cache size: 494, Negative unconditional cache size: 36, Eliminated conditions: 324006, SemanticConditionEliminator.Independence Queries: [ total: 460173, positive: 2306, positive conditional: 2306, positive unconditional: 0, negative: 457867, negative conditional: 133861, negative unconditional: 324006, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 460173, positive: 2306, positive conditional: 2306, positive unconditional: 0, negative: 457867, negative conditional: 133861, negative unconditional: 324006, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 577, positive: 47, positive conditional: 22, positive unconditional: 25, negative: 530, negative conditional: 494, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 637, positive: 41, positive conditional: 15, positive unconditional: 25, negative: 596, negative conditional: 520, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 460173, positive: 2284, positive conditional: 2284, positive unconditional: 0, negative: 457373, negative conditional: 133367, negative unconditional: 324006, unknown: 516, unknown conditional: 516, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1081, Positive cache size: 551, Positive conditional cache size: 22, Positive unconditional cache size: 529, Negative cache size: 530, Negative conditional cache size: 494, Negative unconditional cache size: 36, Eliminated conditions: 324006, SemanticConditionEliminator.Independence Queries: [ total: 460173, positive: 2306, positive conditional: 2306, positive unconditional: 0, negative: 457867, negative conditional: 133861, negative unconditional: 324006, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 460173, positive: 2306, positive conditional: 2306, positive unconditional: 0, negative: 457867, negative conditional: 133861, negative unconditional: 324006, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 577, positive: 47, positive conditional: 22, positive unconditional: 25, negative: 530, negative conditional: 494, negative unconditional: 36, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 637, positive: 41, positive conditional: 15, positive unconditional: 25, negative: 596, negative conditional: 520, negative unconditional: 77, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 460173, positive: 2284, positive conditional: 2284, positive unconditional: 0, negative: 457373, negative conditional: 133367, negative unconditional: 324006, unknown: 516, unknown conditional: 516, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1081, Positive cache size: 551, Positive conditional cache size: 22, Positive unconditional cache size: 529, Negative cache size: 530, Negative conditional cache size: 494, Negative unconditional cache size: 36, Eliminated conditions: 324006 ], Maximal queried relation: 13, Independence queries for same thread: 67226 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7870, positive: 6392, positive conditional: 6392, positive unconditional: 0, negative: 1478, negative conditional: 1478, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 6675, positive: 6392, positive conditional: 6392, positive unconditional: 0, negative: 283, negative conditional: 283, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 6675, positive: 6392, positive conditional: 0, positive unconditional: 6392, negative: 283, negative conditional: 0, negative unconditional: 283, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 511, positive: 485, positive conditional: 0, positive unconditional: 485, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 511, positive: 466, positive conditional: 0, positive unconditional: 466, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 45, positive: 19, positive conditional: 0, positive unconditional: 19, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 19, positive conditional: 0, positive unconditional: 19, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 44, positive: 30, positive conditional: 0, positive unconditional: 30, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 6675, positive: 5907, positive conditional: 0, positive unconditional: 5907, negative: 257, negative conditional: 0, negative unconditional: 257, unknown: 511, unknown conditional: 0, unknown unconditional: 511] , Statistics on independence cache: Total cache size (in pairs): 511, Positive cache size: 485, Positive conditional cache size: 0, Positive unconditional cache size: 485, Negative cache size: 26, Negative conditional cache size: 0, Negative unconditional cache size: 26 ], Maximal queried relation: 0, Independence queries for same thread: 1195 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7870, positive: 6392, positive conditional: 6392, positive unconditional: 0, negative: 1478, negative conditional: 1478, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 6675, positive: 6392, positive conditional: 6392, positive unconditional: 0, negative: 283, negative conditional: 283, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 6675, positive: 6392, positive conditional: 0, positive unconditional: 6392, negative: 283, negative conditional: 0, negative unconditional: 283, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 511, positive: 485, positive conditional: 0, positive unconditional: 485, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 511, positive: 466, positive conditional: 0, positive unconditional: 466, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 45, positive: 19, positive conditional: 0, positive unconditional: 19, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 19, positive conditional: 0, positive unconditional: 19, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 33, positive: 18, positive conditional: 0, positive unconditional: 18, negative: 15, negative conditional: 0, negative unconditional: 15, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 6675, positive: 5907, positive conditional: 0, positive unconditional: 5907, negative: 257, negative conditional: 0, negative unconditional: 257, unknown: 511, unknown conditional: 0, unknown unconditional: 511] , Statistics on independence cache: Total cache size (in pairs): 511, Positive cache size: 485, Positive conditional cache size: 0, Positive unconditional cache size: 485, Negative cache size: 26, Negative conditional cache size: 0, Negative unconditional cache size: 26 ], Maximal queried relation: 0, Independence queries for same thread: 1195 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 7870, positive: 6392, positive conditional: 6392, positive unconditional: 0, negative: 1478, negative conditional: 1478, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 6675, positive: 6392, positive conditional: 6392, positive unconditional: 0, negative: 283, negative conditional: 283, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 6675, positive: 6392, positive conditional: 0, positive unconditional: 6392, negative: 283, negative conditional: 0, negative unconditional: 283, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 511, positive: 485, positive conditional: 0, positive unconditional: 485, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 511, positive: 466, positive conditional: 0, positive unconditional: 466, negative: 45, negative conditional: 0, negative unconditional: 45, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 45, positive: 19, positive conditional: 0, positive unconditional: 19, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 45, positive: 19, positive conditional: 0, positive unconditional: 19, negative: 26, negative conditional: 0, negative unconditional: 26, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 49, positive: 34, positive conditional: 0, positive unconditional: 34, negative: 14, negative conditional: 0, negative unconditional: 14, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 6675, positive: 5907, positive conditional: 0, positive unconditional: 5907, negative: 257, negative conditional: 0, negative unconditional: 257, unknown: 511, unknown conditional: 0, unknown unconditional: 511] , Statistics on independence cache: Total cache size (in pairs): 511, Positive cache size: 485, Positive conditional cache size: 0, Positive unconditional cache size: 485, Negative cache size: 26, Negative conditional cache size: 0, Negative unconditional cache size: 26 ], Maximal queried relation: 0, Independence queries for same thread: 1195 - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 66854, positive: 51306, positive conditional: 51306, positive unconditional: 0, negative: 15548, negative conditional: 15548, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 56388, positive: 51306, positive conditional: 51306, positive unconditional: 0, negative: 5082, negative conditional: 5082, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 56388, positive: 51079, positive conditional: 0, positive unconditional: 51079, negative: 5309, negative conditional: 0, negative unconditional: 5309, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 621, positive: 582, positive conditional: 0, positive unconditional: 582, negative: 39, negative conditional: 0, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 621, positive: 555, positive conditional: 0, positive unconditional: 555, negative: 66, negative conditional: 0, negative unconditional: 66, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 66, positive: 27, positive conditional: 0, positive unconditional: 27, negative: 39, negative conditional: 0, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 286, positive: 45, positive conditional: 18, positive unconditional: 27, negative: 241, negative conditional: 202, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 314, positive: 128, positive conditional: 18, positive unconditional: 110, negative: 186, negative conditional: 167, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 56388, positive: 50497, positive conditional: 0, positive unconditional: 50497, negative: 5270, negative conditional: 0, negative unconditional: 5270, unknown: 621, unknown conditional: 0, unknown unconditional: 621] , Statistics on independence cache: Total cache size (in pairs): 841, Positive cache size: 600, Positive conditional cache size: 18, Positive unconditional cache size: 582, Negative cache size: 241, Negative conditional cache size: 202, Negative unconditional cache size: 39, SemanticConditionEliminator.Independence Queries: [ total: 50322, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 50095, negative conditional: 12071, negative unconditional: 38024, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 50322, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 50095, negative conditional: 12071, negative unconditional: 38024, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 286, positive: 45, positive conditional: 18, positive unconditional: 27, negative: 241, negative conditional: 202, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 314, positive: 128, positive conditional: 18, positive unconditional: 110, negative: 186, negative conditional: 167, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 50322, positive: 209, positive conditional: 209, positive unconditional: 0, negative: 49893, negative conditional: 11869, negative unconditional: 38024, unknown: 220, unknown conditional: 220, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 841, Positive cache size: 600, Positive conditional cache size: 18, Positive unconditional cache size: 582, Negative cache size: 241, Negative conditional cache size: 202, Negative unconditional cache size: 39, Eliminated conditions: 38024, SemanticConditionEliminator.Independence Queries: [ total: 50322, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 50095, negative conditional: 12071, negative unconditional: 38024, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 50322, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 50095, negative conditional: 12071, negative unconditional: 38024, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 286, positive: 45, positive conditional: 18, positive unconditional: 27, negative: 241, negative conditional: 202, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 314, positive: 128, positive conditional: 18, positive unconditional: 110, negative: 186, negative conditional: 167, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 50322, positive: 209, positive conditional: 209, positive unconditional: 0, negative: 49893, negative conditional: 11869, negative unconditional: 38024, unknown: 220, unknown conditional: 220, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 841, Positive cache size: 600, Positive conditional cache size: 18, Positive unconditional cache size: 582, Negative cache size: 241, Negative conditional cache size: 202, Negative unconditional cache size: 39, Eliminated conditions: 38024, SemanticConditionEliminator.Independence Queries: [ total: 50322, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 50095, negative conditional: 12071, negative unconditional: 38024, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 50322, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 50095, negative conditional: 12071, negative unconditional: 38024, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 286, positive: 45, positive conditional: 18, positive unconditional: 27, negative: 241, negative conditional: 202, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 314, positive: 128, positive conditional: 18, positive unconditional: 110, negative: 186, negative conditional: 167, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 50322, positive: 209, positive conditional: 209, positive unconditional: 0, negative: 49893, negative conditional: 11869, negative unconditional: 38024, unknown: 220, unknown conditional: 220, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 841, Positive cache size: 600, Positive conditional cache size: 18, Positive unconditional cache size: 582, Negative cache size: 241, Negative conditional cache size: 202, Negative unconditional cache size: 39, Eliminated conditions: 38024, SemanticConditionEliminator.Independence Queries: [ total: 50322, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 50095, negative conditional: 12071, negative unconditional: 38024, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 50322, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 50095, negative conditional: 12071, negative unconditional: 38024, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 286, positive: 45, positive conditional: 18, positive unconditional: 27, negative: 241, negative conditional: 202, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 314, positive: 128, positive conditional: 18, positive unconditional: 110, negative: 186, negative conditional: 167, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 50322, positive: 209, positive conditional: 209, positive unconditional: 0, negative: 49893, negative conditional: 11869, negative unconditional: 38024, unknown: 220, unknown conditional: 220, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 841, Positive cache size: 600, Positive conditional cache size: 18, Positive unconditional cache size: 582, Negative cache size: 241, Negative conditional cache size: 202, Negative unconditional cache size: 39, Eliminated conditions: 38024, SemanticConditionEliminator.Independence Queries: [ total: 50322, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 50095, negative conditional: 12071, negative unconditional: 38024, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 50322, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 50095, negative conditional: 12071, negative unconditional: 38024, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 286, positive: 45, positive conditional: 18, positive unconditional: 27, negative: 241, negative conditional: 202, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 314, positive: 128, positive conditional: 18, positive unconditional: 110, negative: 186, negative conditional: 167, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 50322, positive: 209, positive conditional: 209, positive unconditional: 0, negative: 49893, negative conditional: 11869, negative unconditional: 38024, unknown: 220, unknown conditional: 220, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 841, Positive cache size: 600, Positive conditional cache size: 18, Positive unconditional cache size: 582, Negative cache size: 241, Negative conditional cache size: 202, Negative unconditional cache size: 39, Eliminated conditions: 38024, SemanticConditionEliminator.Independence Queries: [ total: 50322, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 50095, negative conditional: 12071, negative unconditional: 38024, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 50322, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 50095, negative conditional: 12071, negative unconditional: 38024, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 286, positive: 45, positive conditional: 18, positive unconditional: 27, negative: 241, negative conditional: 202, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 314, positive: 128, positive conditional: 18, positive unconditional: 110, negative: 186, negative conditional: 167, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 50322, positive: 209, positive conditional: 209, positive unconditional: 0, negative: 49893, negative conditional: 11869, negative unconditional: 38024, unknown: 220, unknown conditional: 220, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 841, Positive cache size: 600, Positive conditional cache size: 18, Positive unconditional cache size: 582, Negative cache size: 241, Negative conditional cache size: 202, Negative unconditional cache size: 39, Eliminated conditions: 38024, SemanticConditionEliminator.Independence Queries: [ total: 50322, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 50095, negative conditional: 12071, negative unconditional: 38024, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 50322, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 50095, negative conditional: 12071, negative unconditional: 38024, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 286, positive: 45, positive conditional: 18, positive unconditional: 27, negative: 241, negative conditional: 202, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 314, positive: 128, positive conditional: 18, positive unconditional: 110, negative: 186, negative conditional: 167, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 50322, positive: 209, positive conditional: 209, positive unconditional: 0, negative: 49893, negative conditional: 11869, negative unconditional: 38024, unknown: 220, unknown conditional: 220, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 841, Positive cache size: 600, Positive conditional cache size: 18, Positive unconditional cache size: 582, Negative cache size: 241, Negative conditional cache size: 202, Negative unconditional cache size: 39, Eliminated conditions: 38024, SemanticConditionEliminator.Independence Queries: [ total: 50322, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 50095, negative conditional: 12071, negative unconditional: 38024, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 50322, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 50095, negative conditional: 12071, negative unconditional: 38024, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 286, positive: 45, positive conditional: 18, positive unconditional: 27, negative: 241, negative conditional: 202, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 314, positive: 128, positive conditional: 18, positive unconditional: 110, negative: 186, negative conditional: 167, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 50322, positive: 209, positive conditional: 209, positive unconditional: 0, negative: 49893, negative conditional: 11869, negative unconditional: 38024, unknown: 220, unknown conditional: 220, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 841, Positive cache size: 600, Positive conditional cache size: 18, Positive unconditional cache size: 582, Negative cache size: 241, Negative conditional cache size: 202, Negative unconditional cache size: 39, Eliminated conditions: 38024, SemanticConditionEliminator.Independence Queries: [ total: 50322, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 50095, negative conditional: 12071, negative unconditional: 38024, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 50322, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 50095, negative conditional: 12071, negative unconditional: 38024, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 286, positive: 45, positive conditional: 18, positive unconditional: 27, negative: 241, negative conditional: 202, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 314, positive: 128, positive conditional: 18, positive unconditional: 110, negative: 186, negative conditional: 167, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 50322, positive: 209, positive conditional: 209, positive unconditional: 0, negative: 49893, negative conditional: 11869, negative unconditional: 38024, unknown: 220, unknown conditional: 220, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 841, Positive cache size: 600, Positive conditional cache size: 18, Positive unconditional cache size: 582, Negative cache size: 241, Negative conditional cache size: 202, Negative unconditional cache size: 39, Eliminated conditions: 38024, SemanticConditionEliminator.Independence Queries: [ total: 50322, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 50095, negative conditional: 12071, negative unconditional: 38024, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 50322, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 50095, negative conditional: 12071, negative unconditional: 38024, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 286, positive: 45, positive conditional: 18, positive unconditional: 27, negative: 241, negative conditional: 202, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 314, positive: 128, positive conditional: 18, positive unconditional: 110, negative: 186, negative conditional: 167, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 50322, positive: 209, positive conditional: 209, positive unconditional: 0, negative: 49893, negative conditional: 11869, negative unconditional: 38024, unknown: 220, unknown conditional: 220, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 841, Positive cache size: 600, Positive conditional cache size: 18, Positive unconditional cache size: 582, Negative cache size: 241, Negative conditional cache size: 202, Negative unconditional cache size: 39, Eliminated conditions: 38024, SemanticConditionEliminator.Independence Queries: [ total: 50322, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 50095, negative conditional: 12071, negative unconditional: 38024, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 50322, positive: 227, positive conditional: 227, positive unconditional: 0, negative: 50095, negative conditional: 12071, negative unconditional: 38024, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 286, positive: 45, positive conditional: 18, positive unconditional: 27, negative: 241, negative conditional: 202, negative unconditional: 39, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 314, positive: 128, positive conditional: 18, positive unconditional: 110, negative: 186, negative conditional: 167, negative unconditional: 20, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 50322, positive: 209, positive conditional: 209, positive unconditional: 0, negative: 49893, negative conditional: 11869, negative unconditional: 38024, unknown: 220, unknown conditional: 220, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 841, Positive cache size: 600, Positive conditional cache size: 18, Positive unconditional cache size: 582, Negative cache size: 241, Negative conditional cache size: 202, Negative unconditional cache size: 39, Eliminated conditions: 38024 ], Maximal queried relation: 11, Independence queries for same thread: 10466 - PositiveResult [Line: 78]: assertion always holds For all program executions holds that assertion always holds at this location - PositiveResult [Line: 57]: assertion always holds For all program executions holds that assertion always holds at this location - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: Process2Thread1of1ForFork2 with 1 thread instances CFG has 7 procedures, 78 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 9833.6ms, OverallIterations: 13, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 8.2ms, PartialOrderReductionTime: 7186.8ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 184, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 42.9ms SsaConstructionTime, 194.4ms SatisfiabilityAnalysisTime, 1243.7ms InterpolantComputationTime, 1464 NumberOfCodeBlocks, 1434 NumberOfCodeBlocksAsserted, 31 NumberOfCheckSat, 1447 ConstructedInterpolants, 0 QuantifiedInterpolants, 3689 SizeOfPredicates, 13 NumberOfNonLiveVariables, 874 ConjunctsInSsa, 31 ConjunctsInUnsatCore, 17 InterpolantComputations, 9 PerfectInterpolantSequences, 3087/3387 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: Process2 with 1 thread instances CFG has 7 procedures, 78 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 110.7ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.7ms, PartialOrderReductionTime: 97.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: Process1 with 1 thread instances CFG has 7 procedures, 78 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 100.5ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.7ms, PartialOrderReductionTime: 82.8ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 7 procedures, 78 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 111.2ms, OverallIterations: 0, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.6ms, PartialOrderReductionTime: 103.1ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: No data available, ReuseStatistics: No data available - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: Process1Thread1of1ForFork1 with 1 thread instances CFG has 7 procedures, 78 locations, 7 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3293.8ms, OverallIterations: 11, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 0.5ms, PartialOrderReductionTime: 1959.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 93, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0ms DumpTime, AutomataMinimizationStatistics: No data available, HoareAnnotationStatistics: No data available, RefinementEngineStatistics: TRACE_CHECK: 16.4ms SsaConstructionTime, 67.1ms SatisfiabilityAnalysisTime, 456.8ms InterpolantComputationTime, 898 NumberOfCodeBlocks, 898 NumberOfCodeBlocksAsserted, 20 NumberOfCheckSat, 884 ConstructedInterpolants, 0 QuantifiedInterpolants, 2215 SizeOfPredicates, 11 NumberOfNonLiveVariables, 453 ConjunctsInSsa, 18 ConjunctsInUnsatCore, 14 InterpolantComputations, 8 PerfectInterpolantSequences, 742/815 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold RESULT: Ultimate proved your program to be correct! Received shutdown request...