/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe-Lockstep.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/nonblocking-cntr.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-a47a088281b0b97d17910950432b7c5b5bc3adeb-a47a088 [2021-07-14 06:41:07,084 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-07-14 06:41:07,086 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-07-14 06:41:07,119 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-07-14 06:41:07,173 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-NewStatesSleep-NoLbe-Lockstep.epf [2021-07-14 06:41:07,196 INFO L113 SettingsManager]: Loading preferences was successful [2021-07-14 06:41:07,196 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-07-14 06:41:07,196 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-07-14 06:41:07,196 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-07-14 06:41:07,197 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-07-14 06:41:07,197 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-07-14 06:41:07,197 INFO L138 SettingsManager]: * Use SBE=true [2021-07-14 06:41:07,197 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-07-14 06:41:07,197 INFO L138 SettingsManager]: * sizeof long=4 [2021-07-14 06:41:07,197 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-07-14 06:41:07,198 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-07-14 06:41:07,198 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-07-14 06:41:07,198 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-07-14 06:41:07,198 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-07-14 06:41:07,198 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-07-14 06:41:07,198 INFO L138 SettingsManager]: * sizeof long double=12 [2021-07-14 06:41:07,198 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-07-14 06:41:07,198 INFO L138 SettingsManager]: * Use constant arrays=true [2021-07-14 06:41:07,198 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-07-14 06:41:07,199 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-07-14 06:41:07,199 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-07-14 06:41:07,199 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-07-14 06:41:07,199 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-07-14 06:41:07,199 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 06:41:07,199 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-07-14 06:41:07,199 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-07-14 06:41:07,199 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-07-14 06:41:07,199 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-07-14 06:41:07,199 INFO L138 SettingsManager]: * DFS Order used in POR=PSEUDO_LOCKSTEP [2021-07-14 06:41:07,200 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-07-14 06:41:07,200 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-07-14 06:41:07,200 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-07-14 06:41:07,200 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-07-14 06:41:07,200 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_NEW_STATES [2021-07-14 06:41:07,200 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-07-14 06:41:07,455 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-07-14 06:41:07,480 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-07-14 06:41:07,482 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-07-14 06:41:07,482 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-07-14 06:41:07,488 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-07-14 06:41:07,488 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/nonblocking-cntr.wvr.bpl [2021-07-14 06:41:07,488 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/nonblocking-cntr.wvr.bpl' [2021-07-14 06:41:07,505 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-07-14 06:41:07,506 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-07-14 06:41:07,507 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-07-14 06:41:07,507 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-07-14 06:41:07,507 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-07-14 06:41:07,515 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:41:07" (1/1) ... [2021-07-14 06:41:07,521 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:41:07" (1/1) ... [2021-07-14 06:41:07,526 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-07-14 06:41:07,527 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-07-14 06:41:07,527 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-07-14 06:41:07,527 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-07-14 06:41:07,532 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:41:07" (1/1) ... [2021-07-14 06:41:07,533 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:41:07" (1/1) ... [2021-07-14 06:41:07,533 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:41:07" (1/1) ... [2021-07-14 06:41:07,533 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:41:07" (1/1) ... [2021-07-14 06:41:07,535 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:41:07" (1/1) ... [2021-07-14 06:41:07,537 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:41:07" (1/1) ... [2021-07-14 06:41:07,537 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:41:07" (1/1) ... [2021-07-14 06:41:07,538 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-07-14 06:41:07,538 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-07-14 06:41:07,539 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-07-14 06:41:07,539 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-07-14 06:41:07,541 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:41:07" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-07-14 06:41:07,605 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-07-14 06:41:07,606 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-07-14 06:41:07,606 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-07-14 06:41:07,606 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-07-14 06:41:07,606 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-07-14 06:41:07,606 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-07-14 06:41:07,606 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-07-14 06:41:07,606 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-07-14 06:41:07,607 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-07-14 06:41:07,608 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-07-14 06:41:07,776 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-07-14 06:41:07,777 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-07-14 06:41:07,778 INFO L202 PluginConnector]: Adding new model nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 06:41:07 BoogieIcfgContainer [2021-07-14 06:41:07,778 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-07-14 06:41:07,779 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-07-14 06:41:07,779 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-07-14 06:41:07,781 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-07-14 06:41:07,781 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 14.07 06:41:07" (1/2) ... [2021-07-14 06:41:07,782 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2ff9badb and model type nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 14.07 06:41:07, skipping insertion in model container [2021-07-14 06:41:07,783 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 14.07 06:41:07" (2/2) ... [2021-07-14 06:41:07,786 INFO L111 eAbstractionObserver]: Analyzing ICFG nonblocking-cntr.wvr.bpl [2021-07-14 06:41:07,792 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-07-14 06:41:07,793 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-07-14 06:41:07,793 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-07-14 06:41:07,794 INFO L474 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-07-14 06:41:07,841 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-07-14 06:41:07,870 INFO L255 AbstractCegarLoop]: Starting to check reachability of 3 error locations. No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true -t:1000 [2021-07-14 06:41:07,935 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-07-14 06:41:07,935 INFO L379 AbstractCegarLoop]: Hoare is false [2021-07-14 06:41:07,935 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-07-14 06:41:07,935 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-07-14 06:41:07,935 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-07-14 06:41:07,935 INFO L383 AbstractCegarLoop]: Difference is false [2021-07-14 06:41:07,936 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-07-14 06:41:07,936 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-07-14 06:41:07,976 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:41:07,981 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:41:07,982 INFO L82 PathProgramCache]: Analyzing trace with hash 1965799121, now seen corresponding path program 1 times [2021-07-14 06:41:07,987 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:41:07,988 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [653569773] [2021-07-14 06:41:07,988 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:41:08,066 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:41:08,157 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:41:08,157 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:41:08,158 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [653569773] [2021-07-14 06:41:08,158 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [653569773] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:41:08,158 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [850937189] [2021-07-14 06:41:08,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:41:08,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:41:08,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 7 conjunts are in the unsatisfiable core [2021-07-14 06:41:08,192 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:41:08,293 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:41:08,293 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [850937189] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:41:08,293 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:41:08,293 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 4] total 5 [2021-07-14 06:41:08,294 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1477222944] [2021-07-14 06:41:08,296 INFO L462 AbstractCegarLoop]: Interpolant automaton has 5 states [2021-07-14 06:41:08,296 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:41:08,303 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2021-07-14 06:41:08,305 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-07-14 06:41:08,305 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:41:08,306 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:41:08,307 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 5 states, 5 states have (on average 4.8) internal successors, (24), 5 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) [2021-07-14 06:41:08,307 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:41:08,341 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:41:08,561 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-07-14 06:41:08,562 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:41:08,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:41:08,563 INFO L82 PathProgramCache]: Analyzing trace with hash -2047888429, now seen corresponding path program 2 times [2021-07-14 06:41:08,563 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:41:08,563 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [241978984] [2021-07-14 06:41:08,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:41:08,571 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:41:08,638 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:41:08,639 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:41:08,639 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [241978984] [2021-07-14 06:41:08,639 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [241978984] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:41:08,639 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1678811519] [2021-07-14 06:41:08,639 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 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-07-14 06:41:08,676 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 06:41:08,676 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:41:08,677 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 10 conjunts are in the unsatisfiable core [2021-07-14 06:41:08,678 INFO L286 TraceCheckSpWp]: Computing forward predicates... Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:41:08,884 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:41:08,884 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1678811519] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:41:08,884 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:41:08,884 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 9] total 15 [2021-07-14 06:41:08,884 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [778025750] [2021-07-14 06:41:08,885 INFO L462 AbstractCegarLoop]: Interpolant automaton has 16 states [2021-07-14 06:41:08,886 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:41:08,895 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-07-14 06:41:08,897 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2021-07-14 06:41:08,897 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:41:08,897 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:41:08,897 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 16 states, 16 states have (on average 2.25) internal successors, (36), 15 states have internal predecessors, (36), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:41:08,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:41:08,898 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:41:09,131 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:41:09,132 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:09,348 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:41:09,349 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:41:09,349 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:41:09,349 INFO L82 PathProgramCache]: Analyzing trace with hash -1992666287, now seen corresponding path program 3 times [2021-07-14 06:41:09,349 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:41:09,350 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [443247211] [2021-07-14 06:41:09,350 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:41:09,365 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:41:09,553 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 0 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:41:09,553 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:41:09,553 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [443247211] [2021-07-14 06:41:09,553 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [443247211] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:41:09,553 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2017693493] [2021-07-14 06:41:09,553 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 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 [2021-07-14 06:41:09,581 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2021-07-14 06:41:09,582 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:41:09,582 INFO L263 TraceCheckSpWp]: Trace formula consists of 59 conjuncts, 15 conjunts are in the unsatisfiable core [2021-07-14 06:41:09,584 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:41:09,753 INFO L134 CoverageAnalysis]: Checked inductivity of 18 backedges. 3 proven. 14 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-07-14 06:41:09,754 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2017693493] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:41:09,754 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:41:09,754 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [14, 9] total 20 [2021-07-14 06:41:09,754 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1944078284] [2021-07-14 06:41:09,754 INFO L462 AbstractCegarLoop]: Interpolant automaton has 20 states [2021-07-14 06:41:09,755 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:41:09,755 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 20 interpolants. [2021-07-14 06:41:09,755 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=80, Invalid=300, Unknown=0, NotChecked=0, Total=380 [2021-07-14 06:41:09,755 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:41:09,755 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:41:09,755 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 20 states, 20 states have (on average 2.4) internal successors, (48), 20 states have internal predecessors, (48), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:41:09,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:41:09,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:09,756 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:41:10,050 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:41:10,051 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:10,053 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:10,268 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:41:10,271 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:41:10,271 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:41:10,271 INFO L82 PathProgramCache]: Analyzing trace with hash 1487884501, now seen corresponding path program 4 times [2021-07-14 06:41:10,271 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:41:10,271 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [172095367] [2021-07-14 06:41:10,272 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:41:10,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:41:10,411 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 16 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:41:10,411 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:41:10,411 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [172095367] [2021-07-14 06:41:10,411 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [172095367] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:41:10,411 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [285446414] [2021-07-14 06:41:10,412 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 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:41:10,435 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 06:41:10,435 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:41:10,436 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 20 conjunts are in the unsatisfiable core [2021-07-14 06:41:10,437 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:41:10,708 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 16 proven. 18 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:41:10,709 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [285446414] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:41:10,709 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:41:10,709 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 14] total 25 [2021-07-14 06:41:10,709 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [151481364] [2021-07-14 06:41:10,709 INFO L462 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-07-14 06:41:10,709 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:41:10,710 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-07-14 06:41:10,710 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=128, Invalid=522, Unknown=0, NotChecked=0, Total=650 [2021-07-14 06:41:10,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:41:10,710 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:41:10,710 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 2.1538461538461537) internal successors, (56), 25 states have internal predecessors, (56), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:41:10,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:41:10,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:10,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:10,710 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:41:11,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:41:11,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:11,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:11,107 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 18 states. [2021-07-14 06:41:11,320 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-07-14 06:41:11,321 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:41:11,321 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:41:11,321 INFO L82 PathProgramCache]: Analyzing trace with hash -877375263, now seen corresponding path program 5 times [2021-07-14 06:41:11,321 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:41:11,321 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1008741794] [2021-07-14 06:41:11,322 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:41:11,335 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:41:11,428 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 1 proven. 49 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:41:11,428 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:41:11,428 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1008741794] [2021-07-14 06:41:11,428 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1008741794] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:41:11,428 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [285019572] [2021-07-14 06:41:11,428 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 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:41:11,462 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-07-14 06:41:11,462 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:41:11,462 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 23 conjunts are in the unsatisfiable core [2021-07-14 06:41:11,463 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:41:11,529 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 0 proven. 50 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:41:11,529 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [285019572] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:41:11,529 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:41:11,529 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 8] total 9 [2021-07-14 06:41:11,529 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2114736074] [2021-07-14 06:41:11,530 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-07-14 06:41:11,530 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:41:11,531 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-07-14 06:41:11,531 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17, Invalid=55, Unknown=0, NotChecked=0, Total=72 [2021-07-14 06:41:11,531 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:41:11,531 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:41:11,532 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 4.222222222222222) internal successors, (38), 9 states have internal predecessors, (38), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:41:11,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:41:11,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:11,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:11,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 18 states. [2021-07-14 06:41:11,532 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:41:11,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:41:11,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:11,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:11,741 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:41:11,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:41:11,958 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:41:11,958 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:41:11,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:41:11,959 INFO L82 PathProgramCache]: Analyzing trace with hash -199936155, now seen corresponding path program 6 times [2021-07-14 06:41:11,959 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:41:11,959 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1652320021] [2021-07-14 06:41:11,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:41:11,978 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:41:12,145 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 80 proven. 114 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-07-14 06:41:12,146 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:41:12,146 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1652320021] [2021-07-14 06:41:12,146 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1652320021] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:41:12,146 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [246632192] [2021-07-14 06:41:12,146 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:41:12,185 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 14 check-sat command(s) [2021-07-14 06:41:12,186 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:41:12,186 INFO L263 TraceCheckSpWp]: Trace formula consists of 129 conjuncts, 39 conjunts are in the unsatisfiable core [2021-07-14 06:41:12,188 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:41:12,794 INFO L134 CoverageAnalysis]: Checked inductivity of 202 backedges. 48 proven. 154 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:41:12,794 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [246632192] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:41:12,794 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:41:12,795 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 25] total 40 [2021-07-14 06:41:12,795 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1245774547] [2021-07-14 06:41:12,795 INFO L462 AbstractCegarLoop]: Interpolant automaton has 41 states [2021-07-14 06:41:12,795 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:41:12,795 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 41 interpolants. [2021-07-14 06:41:12,796 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=254, Invalid=1386, Unknown=0, NotChecked=0, Total=1640 [2021-07-14 06:41:12,796 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:41:12,796 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:41:12,796 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 41 states, 41 states have (on average 2.3658536585365852) internal successors, (97), 40 states have internal predecessors, (97), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:41:12,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:41:12,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:12,796 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:12,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:41:12,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:41:12,797 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:41:13,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:41:13,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:13,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:13,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:41:13,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:41:13,744 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-07-14 06:41:13,945 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:41:13,945 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:41:13,946 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:41:13,946 INFO L82 PathProgramCache]: Analyzing trace with hash -1356350471, now seen corresponding path program 7 times [2021-07-14 06:41:13,946 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:41:13,946 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361925430] [2021-07-14 06:41:13,946 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:41:13,974 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:41:14,151 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 1 proven. 241 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:41:14,152 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:41:14,152 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [361925430] [2021-07-14 06:41:14,152 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [361925430] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:41:14,152 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [804043721] [2021-07-14 06:41:14,152 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:41:14,188 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:41:14,189 INFO L263 TraceCheckSpWp]: Trace formula consists of 139 conjuncts, 47 conjunts are in the unsatisfiable core [2021-07-14 06:41:14,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:41:14,313 INFO L134 CoverageAnalysis]: Checked inductivity of 242 backedges. 0 proven. 242 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:41:14,313 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [804043721] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:41:14,314 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:41:14,314 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [15, 14] total 15 [2021-07-14 06:41:14,314 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [724333977] [2021-07-14 06:41:14,314 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-07-14 06:41:14,314 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:41:14,314 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-07-14 06:41:14,315 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=181, Unknown=0, NotChecked=0, Total=210 [2021-07-14 06:41:14,315 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:41:14,315 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:41:14,315 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 4.133333333333334) internal successors, (62), 15 states have internal predecessors, (62), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:41:14,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:41:14,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:14,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:14,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:41:14,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:41:14,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-07-14 06:41:14,315 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:41:14,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:41:14,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:14,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:14,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:41:14,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:41:14,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-07-14 06:41:14,569 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:41:14,782 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,9 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:41:14,782 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:41:14,783 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:41:14,783 INFO L82 PathProgramCache]: Analyzing trace with hash 648807469, now seen corresponding path program 8 times [2021-07-14 06:41:14,783 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:41:14,783 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1992959120] [2021-07-14 06:41:14,783 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:41:14,795 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:41:15,082 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 159 proven. 179 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-07-14 06:41:15,082 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:41:15,082 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1992959120] [2021-07-14 06:41:15,082 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1992959120] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:41:15,082 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1901740745] [2021-07-14 06:41:15,083 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 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:41:15,125 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 06:41:15,125 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:41:15,126 INFO L263 TraceCheckSpWp]: Trace formula consists of 159 conjuncts, 56 conjunts are in the unsatisfiable core [2021-07-14 06:41:15,127 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:41:16,023 INFO L134 CoverageAnalysis]: Checked inductivity of 340 backedges. 144 proven. 196 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:41:16,023 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1901740745] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:41:16,023 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:41:16,023 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 32] total 55 [2021-07-14 06:41:16,024 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [410384853] [2021-07-14 06:41:16,024 INFO L462 AbstractCegarLoop]: Interpolant automaton has 56 states [2021-07-14 06:41:16,024 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:41:16,024 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 56 interpolants. [2021-07-14 06:41:16,025 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=479, Invalid=2601, Unknown=0, NotChecked=0, Total=3080 [2021-07-14 06:41:16,025 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:41:16,025 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:41:16,025 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 56 states, 56 states have (on average 2.267857142857143) internal successors, (127), 55 states have internal predecessors, (127), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:41:16,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:41:16,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:16,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:16,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:41:16,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:41:16,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-07-14 06:41:16,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:41:16,026 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:41:17,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:41:17,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:17,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:17,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:41:17,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:41:17,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-07-14 06:41:17,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:41:17,363 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-07-14 06:41:17,568 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:41:17,569 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:41:17,569 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:41:17,569 INFO L82 PathProgramCache]: Analyzing trace with hash -1380104571, now seen corresponding path program 9 times [2021-07-14 06:41:17,569 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:41:17,569 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1937100575] [2021-07-14 06:41:17,570 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:41:17,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:41:17,831 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 1 proven. 391 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:41:17,832 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:41:17,832 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1937100575] [2021-07-14 06:41:17,832 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1937100575] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:41:17,832 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1087788412] [2021-07-14 06:41:17,832 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 [2021-07-14 06:41:17,876 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 15 check-sat command(s) [2021-07-14 06:41:17,876 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:41:17,877 INFO L263 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 55 conjunts are in the unsatisfiable core [2021-07-14 06:41:17,878 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:41:18,208 INFO L134 CoverageAnalysis]: Checked inductivity of 392 backedges. 49 proven. 343 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:41:18,209 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1087788412] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:41:18,209 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:41:18,209 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18, 26] total 27 [2021-07-14 06:41:18,209 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [268984968] [2021-07-14 06:41:18,209 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-07-14 06:41:18,209 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:41:18,210 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-07-14 06:41:18,210 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=130, Invalid=572, Unknown=0, NotChecked=0, Total=702 [2021-07-14 06:41:18,210 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:41:18,210 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:41:18,210 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 3.2222222222222223) internal successors, (87), 27 states have internal predecessors, (87), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:41:18,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:41:18,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:18,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:18,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:41:18,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:41:18,210 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-07-14 06:41:18,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:41:18,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-07-14 06:41:18,211 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:41:19,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:41:19,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:19,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:19,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:41:19,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:41:19,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-07-14 06:41:19,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:41:19,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-07-14 06:41:19,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 06:41:19,342 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:41:19,342 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:41:19,342 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:41:19,342 INFO L82 PathProgramCache]: Analyzing trace with hash -1032530173, now seen corresponding path program 10 times [2021-07-14 06:41:19,342 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:41:19,342 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466926237] [2021-07-14 06:41:19,343 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:41:19,371 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:41:19,814 INFO L134 CoverageAnalysis]: Checked inductivity of 1301 backedges. 495 proven. 786 refuted. 0 times theorem prover too weak. 20 trivial. 0 not checked. [2021-07-14 06:41:19,814 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:41:19,814 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [466926237] [2021-07-14 06:41:19,814 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [466926237] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:41:19,814 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1226021835] [2021-07-14 06:41:19,814 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 [2021-07-14 06:41:19,890 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 06:41:19,890 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:41:19,892 INFO L263 TraceCheckSpWp]: Trace formula consists of 284 conjuncts, 106 conjunts are in the unsatisfiable core [2021-07-14 06:41:19,894 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:41:22,049 INFO L134 CoverageAnalysis]: Checked inductivity of 1301 backedges. 315 proven. 986 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:41:22,049 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1226021835] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:41:22,050 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:41:22,050 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [35, 57] total 90 [2021-07-14 06:41:22,050 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2121757898] [2021-07-14 06:41:22,051 INFO L462 AbstractCegarLoop]: Interpolant automaton has 91 states [2021-07-14 06:41:22,051 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:41:22,052 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 91 interpolants. [2021-07-14 06:41:22,054 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1040, Invalid=7150, Unknown=0, NotChecked=0, Total=8190 [2021-07-14 06:41:22,054 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:41:22,054 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:41:22,055 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 91 states, 91 states have (on average 2.2967032967032965) internal successors, (209), 90 states have internal predecessors, (209), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:41:22,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:41:22,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:22,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:22,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:41:22,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:41:22,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-07-14 06:41:22,055 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:41:22,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2021-07-14 06:41:22,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-14 06:41:22,056 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:41:25,361 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:41:25,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:25,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:25,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:41:25,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:41:25,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-07-14 06:41:25,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:41:25,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-07-14 06:41:25,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 06:41:25,362 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 73 states. [2021-07-14 06:41:25,577 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable29,12 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:41:25,577 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:41:25,577 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:41:25,577 INFO L82 PathProgramCache]: Analyzing trace with hash 885193909, now seen corresponding path program 11 times [2021-07-14 06:41:25,577 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:41:25,577 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2121951261] [2021-07-14 06:41:25,577 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:41:25,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:41:26,090 INFO L134 CoverageAnalysis]: Checked inductivity of 1352 backedges. 1 proven. 1351 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:41:26,090 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:41:26,090 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2121951261] [2021-07-14 06:41:26,090 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2121951261] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:41:26,090 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [501450874] [2021-07-14 06:41:26,090 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 [2021-07-14 06:41:26,181 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 27 check-sat command(s) [2021-07-14 06:41:26,181 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:41:26,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 289 conjuncts, 107 conjunts are in the unsatisfiable core [2021-07-14 06:41:26,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:41:26,351 INFO L134 CoverageAnalysis]: Checked inductivity of 1352 backedges. 0 proven. 1352 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:41:26,351 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [501450874] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:41:26,351 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:41:26,352 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 29] total 30 [2021-07-14 06:41:26,352 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [712124525] [2021-07-14 06:41:26,352 INFO L462 AbstractCegarLoop]: Interpolant automaton has 30 states [2021-07-14 06:41:26,352 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:41:26,352 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2021-07-14 06:41:26,353 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=59, Invalid=811, Unknown=0, NotChecked=0, Total=870 [2021-07-14 06:41:26,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:41:26,353 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:41:26,353 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 30 states, 30 states have (on average 4.066666666666666) internal successors, (122), 30 states have internal predecessors, (122), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:41:26,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:41:26,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:26,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:26,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:41:26,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:41:26,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-07-14 06:41:26,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:41:26,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2021-07-14 06:41:26,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-14 06:41:26,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 73 states. [2021-07-14 06:41:26,353 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:41:27,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:41:27,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:27,683 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:27,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:41:27,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:41:27,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-07-14 06:41:27,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:41:27,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-07-14 06:41:27,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 06:41:27,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-07-14 06:41:27,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-14 06:41:27,884 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable30,13 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:41:27,885 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:41:27,885 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:41:27,885 INFO L82 PathProgramCache]: Analyzing trace with hash -1413513321, now seen corresponding path program 12 times [2021-07-14 06:41:27,885 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:41:27,885 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1694190214] [2021-07-14 06:41:27,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:41:27,924 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:41:28,790 INFO L134 CoverageAnalysis]: Checked inductivity of 2393 backedges. 1098 proven. 1277 refuted. 0 times theorem prover too weak. 18 trivial. 0 not checked. [2021-07-14 06:41:28,791 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:41:28,791 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1694190214] [2021-07-14 06:41:28,791 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1694190214] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:41:28,791 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [640115290] [2021-07-14 06:41:28,791 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 14 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:41:28,912 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 38 check-sat command(s) [2021-07-14 06:41:28,912 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:41:28,930 INFO L263 TraceCheckSpWp]: Trace formula consists of 374 conjuncts, 179 conjunts are in the unsatisfiable core [2021-07-14 06:41:28,933 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:41:32,583 INFO L134 CoverageAnalysis]: Checked inductivity of 2393 backedges. 801 proven. 1592 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:41:32,583 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [640115290] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:41:32,584 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:41:32,584 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 75] total 123 [2021-07-14 06:41:32,584 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1561014448] [2021-07-14 06:41:32,584 INFO L462 AbstractCegarLoop]: Interpolant automaton has 124 states [2021-07-14 06:41:32,584 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:41:32,585 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 124 interpolants. [2021-07-14 06:41:32,587 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1888, Invalid=13364, Unknown=0, NotChecked=0, Total=15252 [2021-07-14 06:41:32,587 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:41:32,587 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:41:32,588 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 124 states, 124 states have (on average 2.282258064516129) internal successors, (283), 123 states have internal predecessors, (283), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:41:32,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:41:32,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:32,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:32,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:41:32,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:41:32,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-07-14 06:41:32,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:41:32,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2021-07-14 06:41:32,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-14 06:41:32,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-07-14 06:41:32,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-14 06:41:32,588 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:41:37,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:41:37,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:37,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:37,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:41:37,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:41:37,372 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-07-14 06:41:37,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:41:37,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-07-14 06:41:37,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 06:41:37,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-07-14 06:41:37,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-14 06:41:37,373 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-07-14 06:41:37,573 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable31 [2021-07-14 06:41:37,574 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:41:37,574 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:41:37,574 INFO L82 PathProgramCache]: Analyzing trace with hash 1935456223, now seen corresponding path program 13 times [2021-07-14 06:41:37,574 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:41:37,574 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1450650206] [2021-07-14 06:41:37,574 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:41:37,622 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:41:39,485 INFO L134 CoverageAnalysis]: Checked inductivity of 2665 backedges. 1296 proven. 1369 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:41:39,485 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:41:39,485 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1450650206] [2021-07-14 06:41:39,485 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1450650206] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:41:39,485 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [668296290] [2021-07-14 06:41:39,485 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 15 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:41:39,551 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:41:39,554 INFO L263 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 150 conjunts are in the unsatisfiable core [2021-07-14 06:41:39,556 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:41:44,029 INFO L134 CoverageAnalysis]: Checked inductivity of 2665 backedges. 1296 proven. 1369 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:41:44,029 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [668296290] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:41:44,029 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:41:44,029 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [78, 79] total 155 [2021-07-14 06:41:44,029 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1301493661] [2021-07-14 06:41:44,030 INFO L462 AbstractCegarLoop]: Interpolant automaton has 156 states [2021-07-14 06:41:44,030 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:41:44,031 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 156 interpolants. [2021-07-14 06:41:44,034 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3977, Invalid=20203, Unknown=0, NotChecked=0, Total=24180 [2021-07-14 06:41:44,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:41:44,034 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:41:44,035 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 156 states, 156 states have (on average 2.0256410256410255) internal successors, (316), 155 states have internal predecessors, (316), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:41:44,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:41:44,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:44,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:44,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:41:44,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:41:44,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-07-14 06:41:44,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:41:44,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2021-07-14 06:41:44,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-14 06:41:44,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-07-14 06:41:44,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-14 06:41:44,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-07-14 06:41:44,035 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:41:50,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:41:50,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:50,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:50,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:41:50,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:41:50,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-07-14 06:41:50,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:41:50,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-07-14 06:41:50,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 06:41:50,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-07-14 06:41:50,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-14 06:41:50,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-07-14 06:41:50,353 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2021-07-14 06:41:50,554 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable37,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:41:50,554 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:41:50,554 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:41:50,555 INFO L82 PathProgramCache]: Analyzing trace with hash 1553096337, now seen corresponding path program 14 times [2021-07-14 06:41:50,555 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:41:50,555 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [403413145] [2021-07-14 06:41:50,555 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:41:50,657 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:41:53,482 INFO L134 CoverageAnalysis]: Checked inductivity of 2888 backedges. 0 proven. 2888 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:41:53,482 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:41:53,482 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [403413145] [2021-07-14 06:41:53,482 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [403413145] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:41:53,482 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1295185150] [2021-07-14 06:41:53,482 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 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 16 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:41:53,549 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 06:41:53,549 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:41:53,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 409 conjuncts, 155 conjunts are in the unsatisfiable core [2021-07-14 06:41:53,553 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:41:56,267 INFO L134 CoverageAnalysis]: Checked inductivity of 2888 backedges. 0 proven. 2884 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-07-14 06:41:56,267 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1295185150] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:41:56,267 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:41:56,267 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [84, 40] total 122 [2021-07-14 06:41:56,268 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2039534487] [2021-07-14 06:41:56,268 INFO L462 AbstractCegarLoop]: Interpolant automaton has 122 states [2021-07-14 06:41:56,268 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:41:56,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 122 interpolants. [2021-07-14 06:41:56,271 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=406, Invalid=14356, Unknown=0, NotChecked=0, Total=14762 [2021-07-14 06:41:56,271 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:41:56,271 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:41:56,271 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 122 states, 122 states have (on average 2.6721311475409837) internal successors, (326), 122 states have internal predecessors, (326), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:41:56,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:41:56,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:56,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:41:56,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:41:56,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:41:56,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-07-14 06:41:56,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:41:56,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2021-07-14 06:41:56,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-14 06:41:56,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-07-14 06:41:56,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-14 06:41:56,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-07-14 06:41:56,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2021-07-14 06:41:56,271 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:42:05,880 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:42:05,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:42:05,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:42:05,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:42:05,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:42:05,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-07-14 06:42:05,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:42:05,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-07-14 06:42:05,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 06:42:05,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-07-14 06:42:05,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-14 06:42:05,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-07-14 06:42:05,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2021-07-14 06:42:05,881 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-07-14 06:42:06,081 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable38 [2021-07-14 06:42:06,082 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:42:06,082 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:42:06,082 INFO L82 PathProgramCache]: Analyzing trace with hash -519637483, now seen corresponding path program 15 times [2021-07-14 06:42:06,082 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:42:06,082 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [646501567] [2021-07-14 06:42:06,082 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:42:06,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:42:08,406 INFO L134 CoverageAnalysis]: Checked inductivity of 3044 backedges. 1521 proven. 1523 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:42:08,406 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:42:08,406 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [646501567] [2021-07-14 06:42:08,406 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [646501567] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:42:08,406 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1226867060] [2021-07-14 06:42:08,406 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 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 17 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:42:08,550 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 41 check-sat command(s) [2021-07-14 06:42:08,550 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:42:08,553 INFO L263 TraceCheckSpWp]: Trace formula consists of 419 conjuncts, 171 conjunts are in the unsatisfiable core [2021-07-14 06:42:08,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:42:14,086 INFO L134 CoverageAnalysis]: Checked inductivity of 3044 backedges. 1521 proven. 1523 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:42:14,086 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1226867060] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:42:14,086 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:42:14,086 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [83, 83] total 164 [2021-07-14 06:42:14,086 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [940538483] [2021-07-14 06:42:14,087 INFO L462 AbstractCegarLoop]: Interpolant automaton has 165 states [2021-07-14 06:42:14,087 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:42:14,087 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 165 interpolants. [2021-07-14 06:42:14,089 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3690, Invalid=23370, Unknown=0, NotChecked=0, Total=27060 [2021-07-14 06:42:14,089 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:42:14,089 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:42:14,090 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 165 states, 165 states have (on average 2.036363636363636) internal successors, (336), 164 states have internal predecessors, (336), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:42:14,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:42:14,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:42:14,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:42:14,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:42:14,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:42:14,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-07-14 06:42:14,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:42:14,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2021-07-14 06:42:14,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-14 06:42:14,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-07-14 06:42:14,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-14 06:42:14,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-07-14 06:42:14,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2021-07-14 06:42:14,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2021-07-14 06:42:14,090 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:42:21,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:42:21,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:42:21,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:42:21,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:42:21,951 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:42:21,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-07-14 06:42:21,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:42:21,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-07-14 06:42:21,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 06:42:21,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-07-14 06:42:21,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-14 06:42:21,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-07-14 06:42:21,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2021-07-14 06:42:21,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-07-14 06:42:21,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 123 states. [2021-07-14 06:42:22,161 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable39 [2021-07-14 06:42:22,161 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:42:22,161 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:42:22,161 INFO L82 PathProgramCache]: Analyzing trace with hash 1470189549, now seen corresponding path program 16 times [2021-07-14 06:42:22,161 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:42:22,161 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1695222770] [2021-07-14 06:42:22,162 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:42:22,270 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:42:23,328 INFO L134 CoverageAnalysis]: Checked inductivity of 3200 backedges. 1 proven. 3199 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:42:23,328 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:42:23,328 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1695222770] [2021-07-14 06:42:23,328 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1695222770] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:42:23,328 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [723144162] [2021-07-14 06:42:23,328 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 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 18 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:42:23,452 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 06:42:23,452 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:42:23,455 INFO L263 TraceCheckSpWp]: Trace formula consists of 429 conjuncts, 163 conjunts are in the unsatisfiable core [2021-07-14 06:42:23,457 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:42:23,717 INFO L134 CoverageAnalysis]: Checked inductivity of 3200 backedges. 0 proven. 3200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:42:23,717 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [723144162] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:42:23,717 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:42:23,717 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [44, 43] total 44 [2021-07-14 06:42:23,717 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710057714] [2021-07-14 06:42:23,718 INFO L462 AbstractCegarLoop]: Interpolant automaton has 44 states [2021-07-14 06:42:23,718 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:42:23,718 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2021-07-14 06:42:23,718 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=87, Invalid=1805, Unknown=0, NotChecked=0, Total=1892 [2021-07-14 06:42:23,718 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:42:23,718 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:42:23,719 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 44 states, 44 states have (on average 4.045454545454546) internal successors, (178), 44 states have internal predecessors, (178), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:42:23,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:42:23,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:42:23,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:42:23,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:42:23,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:42:23,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-07-14 06:42:23,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:42:23,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2021-07-14 06:42:23,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-14 06:42:23,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-07-14 06:42:23,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-14 06:42:23,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-07-14 06:42:23,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2021-07-14 06:42:23,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2021-07-14 06:42:23,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 123 states. [2021-07-14 06:42:23,719 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:42:32,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:42:32,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:42:32,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:42:32,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:42:32,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:42:32,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-07-14 06:42:32,077 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:42:32,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-07-14 06:42:32,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 06:42:32,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-07-14 06:42:32,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-14 06:42:32,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-07-14 06:42:32,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2021-07-14 06:42:32,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-07-14 06:42:32,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 235 states. [2021-07-14 06:42:32,078 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-14 06:42:32,280 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable47 [2021-07-14 06:42:32,281 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:42:32,281 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:42:32,281 INFO L82 PathProgramCache]: Analyzing trace with hash -477612239, now seen corresponding path program 17 times [2021-07-14 06:42:32,281 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:42:32,281 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2130121687] [2021-07-14 06:42:32,281 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:42:32,600 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:42:35,141 INFO L134 CoverageAnalysis]: Checked inductivity of 12170 backedges. 4678 proven. 7418 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-07-14 06:42:35,141 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:42:35,141 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2130121687] [2021-07-14 06:42:35,141 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2130121687] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:42:35,141 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1882765783] [2021-07-14 06:42:35,141 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 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 19 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:42:35,728 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 113 check-sat command(s) [2021-07-14 06:42:35,729 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:42:35,735 INFO L263 TraceCheckSpWp]: Trace formula consists of 809 conjuncts, 316 conjunts are in the unsatisfiable core [2021-07-14 06:42:35,739 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:42:48,184 INFO L134 CoverageAnalysis]: Checked inductivity of 12170 backedges. 3013 proven. 9157 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:42:48,184 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1882765783] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:42:48,184 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:42:48,184 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [87, 162] total 247 [2021-07-14 06:42:48,184 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1527405426] [2021-07-14 06:42:48,185 INFO L462 AbstractCegarLoop]: Interpolant automaton has 248 states [2021-07-14 06:42:48,185 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:42:48,186 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 248 interpolants. [2021-07-14 06:42:48,189 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6608, Invalid=54648, Unknown=0, NotChecked=0, Total=61256 [2021-07-14 06:42:48,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:42:48,189 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:42:48,190 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 248 states, 248 states have (on average 2.318548387096774) internal successors, (575), 247 states have internal predecessors, (575), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:42:48,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:42:48,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:42:48,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:42:48,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:42:48,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:42:48,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-07-14 06:42:48,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:42:48,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2021-07-14 06:42:48,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-14 06:42:48,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-07-14 06:42:48,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-14 06:42:48,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-07-14 06:42:48,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2021-07-14 06:42:48,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2021-07-14 06:42:48,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 235 states. [2021-07-14 06:42:48,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-07-14 06:42:48,190 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:43:07,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:43:07,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:43:07,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:43:07,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:43:07,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:43:07,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-07-14 06:43:07,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:43:07,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-07-14 06:43:07,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 06:43:07,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-07-14 06:43:07,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-14 06:43:07,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-07-14 06:43:07,500 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2021-07-14 06:43:07,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-07-14 06:43:07,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 235 states. [2021-07-14 06:43:07,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-14 06:43:07,501 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 231 states. [2021-07-14 06:43:07,701 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable48 [2021-07-14 06:43:07,701 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:43:07,702 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:43:07,702 INFO L82 PathProgramCache]: Analyzing trace with hash -2127088037, now seen corresponding path program 18 times [2021-07-14 06:43:07,702 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:43:07,702 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [162479639] [2021-07-14 06:43:07,702 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:43:08,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:43:13,106 INFO L134 CoverageAnalysis]: Checked inductivity of 17293 backedges. 8859 proven. 8390 refuted. 0 times theorem prover too weak. 44 trivial. 0 not checked. [2021-07-14 06:43:13,106 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:43:13,106 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [162479639] [2021-07-14 06:43:13,107 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [162479639] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:43:13,107 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1577163484] [2021-07-14 06:43:13,107 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 20 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:43:13,701 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 103 check-sat command(s) [2021-07-14 06:43:13,702 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:43:13,710 INFO L263 TraceCheckSpWp]: Trace formula consists of 954 conjuncts, 383 conjunts are in the unsatisfiable core [2021-07-14 06:43:13,715 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:43:33,139 INFO L134 CoverageAnalysis]: Checked inductivity of 17293 backedges. 6703 proven. 10590 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:43:33,139 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1577163484] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:43:33,139 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:43:33,140 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [127, 191] total 316 [2021-07-14 06:43:33,140 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [497986327] [2021-07-14 06:43:33,140 INFO L462 AbstractCegarLoop]: Interpolant automaton has 317 states [2021-07-14 06:43:33,140 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:43:33,142 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 317 interpolants. [2021-07-14 06:43:33,145 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11477, Invalid=88695, Unknown=0, NotChecked=0, Total=100172 [2021-07-14 06:43:33,145 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:43:33,145 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:43:33,146 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 317 states, 317 states have (on average 2.274447949526814) internal successors, (721), 316 states have internal predecessors, (721), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:43:33,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:43:33,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:43:33,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:43:33,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:43:33,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:43:33,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-07-14 06:43:33,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:43:33,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2021-07-14 06:43:33,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-14 06:43:33,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-07-14 06:43:33,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-14 06:43:33,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-07-14 06:43:33,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2021-07-14 06:43:33,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2021-07-14 06:43:33,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 235 states. [2021-07-14 06:43:33,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-07-14 06:43:33,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 231 states. [2021-07-14 06:43:33,146 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:44:01,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:44:01,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:44:01,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:44:01,134 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:44:01,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:44:01,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-07-14 06:44:01,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:44:01,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-07-14 06:44:01,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 06:44:01,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-07-14 06:44:01,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-14 06:44:01,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-07-14 06:44:01,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2021-07-14 06:44:01,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-07-14 06:44:01,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 235 states. [2021-07-14 06:44:01,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-14 06:44:01,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 267 states. [2021-07-14 06:44:01,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 251 states. [2021-07-14 06:44:01,336 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 20 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable49 [2021-07-14 06:44:01,336 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:44:01,336 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:44:01,336 INFO L82 PathProgramCache]: Analyzing trace with hash -295920797, now seen corresponding path program 19 times [2021-07-14 06:44:01,336 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:44:01,336 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1307460278] [2021-07-14 06:44:01,337 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:44:01,987 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:44:14,562 INFO L134 CoverageAnalysis]: Checked inductivity of 20605 backedges. 10201 proven. 10404 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:44:14,562 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:44:14,563 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1307460278] [2021-07-14 06:44:14,563 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1307460278] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:44:14,563 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2043972729] [2021-07-14 06:44:14,563 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 21 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:44:14,753 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:44:14,761 INFO L263 TraceCheckSpWp]: Trace formula consists of 1044 conjuncts, 413 conjunts are in the unsatisfiable core [2021-07-14 06:44:14,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:44:42,428 INFO L134 CoverageAnalysis]: Checked inductivity of 20605 backedges. 10201 proven. 10404 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:44:42,428 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2043972729] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:44:42,428 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:44:42,428 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [208, 209] total 415 [2021-07-14 06:44:42,428 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [433957180] [2021-07-14 06:44:42,429 INFO L462 AbstractCegarLoop]: Interpolant automaton has 416 states [2021-07-14 06:44:42,429 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:44:42,432 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 416 interpolants. [2021-07-14 06:44:42,438 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27507, Invalid=145133, Unknown=0, NotChecked=0, Total=172640 [2021-07-14 06:44:42,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:44:42,438 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:44:42,439 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 416 states, 416 states have (on average 2.0096153846153846) internal successors, (836), 415 states have internal predecessors, (836), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:44:42,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:44:42,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:44:42,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:44:42,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:44:42,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:44:42,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-07-14 06:44:42,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:44:42,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2021-07-14 06:44:42,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-14 06:44:42,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-07-14 06:44:42,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-14 06:44:42,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-07-14 06:44:42,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2021-07-14 06:44:42,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2021-07-14 06:44:42,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 235 states. [2021-07-14 06:44:42,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-07-14 06:44:42,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 267 states. [2021-07-14 06:44:42,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 251 states. [2021-07-14 06:44:42,439 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:46:23,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:46:23,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:46:23,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:46:23,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:46:23,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:46:23,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-07-14 06:46:23,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:46:23,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-07-14 06:46:23,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 06:46:23,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-07-14 06:46:23,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-14 06:46:23,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-07-14 06:46:23,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2021-07-14 06:46:23,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-07-14 06:46:23,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 235 states. [2021-07-14 06:46:23,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-14 06:46:23,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 267 states. [2021-07-14 06:46:23,668 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 417 states. [2021-07-14 06:46:23,669 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 613 states. [2021-07-14 06:46:23,869 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable63 [2021-07-14 06:46:23,869 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:46:23,873 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:46:23,874 INFO L82 PathProgramCache]: Analyzing trace with hash 1892720871, now seen corresponding path program 20 times [2021-07-14 06:46:23,874 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:46:23,874 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1489194825] [2021-07-14 06:46:23,874 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:46:27,281 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:46:40,363 INFO L134 CoverageAnalysis]: Checked inductivity of 82013 backedges. 30704 proven. 51109 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2021-07-14 06:46:40,363 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:46:40,363 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1489194825] [2021-07-14 06:46:40,363 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1489194825] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:46:40,363 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1344071777] [2021-07-14 06:46:40,363 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 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 22 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:46:40,842 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-07-14 06:46:40,842 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:46:40,874 INFO L263 TraceCheckSpWp]: Trace formula consists of 2054 conjuncts, 814 conjunts are in the unsatisfiable core [2021-07-14 06:46:40,883 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:47:52,444 INFO L134 CoverageAnalysis]: Checked inductivity of 82013 backedges. 20304 proven. 61709 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:47:52,445 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1344071777] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:47:52,447 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:47:52,447 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [210, 410] total 618 [2021-07-14 06:47:52,447 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1285650263] [2021-07-14 06:47:52,448 INFO L462 AbstractCegarLoop]: Interpolant automaton has 619 states [2021-07-14 06:47:52,448 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:47:52,453 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 619 interpolants. [2021-07-14 06:47:52,465 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38726, Invalid=343816, Unknown=0, NotChecked=0, Total=382542 [2021-07-14 06:47:52,465 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:47:52,465 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:47:52,466 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 619 states, 619 states have (on average 2.334410339256866) internal successors, (1445), 618 states have internal predecessors, (1445), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:47:52,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:47:52,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:47:52,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:47:52,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:47:52,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:47:52,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-07-14 06:47:52,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:47:52,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2021-07-14 06:47:52,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-14 06:47:52,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-07-14 06:47:52,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-14 06:47:52,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-07-14 06:47:52,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2021-07-14 06:47:52,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2021-07-14 06:47:52,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 235 states. [2021-07-14 06:47:52,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-07-14 06:47:52,466 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 267 states. [2021-07-14 06:47:52,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 417 states. [2021-07-14 06:47:52,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 613 states. [2021-07-14 06:47:52,467 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:49:41,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:49:41,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:49:41,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:49:41,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:49:41,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:49:41,602 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-07-14 06:49:41,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:49:41,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-07-14 06:49:41,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 06:49:41,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-07-14 06:49:41,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-14 06:49:41,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-07-14 06:49:41,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2021-07-14 06:49:41,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-07-14 06:49:41,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 235 states. [2021-07-14 06:49:41,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-14 06:49:41,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 267 states. [2021-07-14 06:49:41,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 417 states. [2021-07-14 06:49:41,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 614 states. [2021-07-14 06:49:41,603 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 516 states. [2021-07-14 06:49:41,804 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable69 [2021-07-14 06:49:41,805 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:49:41,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:49:41,805 INFO L82 PathProgramCache]: Analyzing trace with hash 879271673, now seen corresponding path program 21 times [2021-07-14 06:49:41,805 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:49:41,805 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1440355096] [2021-07-14 06:49:41,805 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:49:49,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:50:10,592 INFO L134 CoverageAnalysis]: Checked inductivity of 82418 backedges. 1 proven. 82417 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:50:10,593 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:50:10,593 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1440355096] [2021-07-14 06:50:10,593 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1440355096] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:50:10,593 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2064723874] [2021-07-14 06:50:10,593 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 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 23 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:50:15,769 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 204 check-sat command(s) [2021-07-14 06:50:15,769 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:50:15,797 INFO L263 TraceCheckSpWp]: Trace formula consists of 2059 conjuncts, 748 conjunts are in the unsatisfiable core [2021-07-14 06:50:15,804 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-07-14 06:51:19,238 INFO L134 CoverageAnalysis]: Checked inductivity of 82418 backedges. 10404 proven. 72014 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-07-14 06:51:19,238 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2064723874] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:51:19,238 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-07-14 06:51:19,239 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [207, 412] total 524 [2021-07-14 06:51:19,239 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1586753655] [2021-07-14 06:51:19,240 INFO L462 AbstractCegarLoop]: Interpolant automaton has 524 states [2021-07-14 06:51:19,240 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-07-14 06:51:19,242 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 524 interpolants. [2021-07-14 06:51:19,251 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17632, Invalid=256420, Unknown=0, NotChecked=0, Total=274052 [2021-07-14 06:51:19,251 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:51:19,251 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-07-14 06:51:19,252 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 524 states, 524 states have (on average 2.795801526717557) internal successors, (1465), 524 states have internal predecessors, (1465), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-07-14 06:51:19,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:51:19,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:51:19,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:51:19,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:51:19,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:51:19,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 40 states. [2021-07-14 06:51:19,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:51:19,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 70 states. [2021-07-14 06:51:19,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 19 states. [2021-07-14 06:51:19,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 104 states. [2021-07-14 06:51:19,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 29 states. [2021-07-14 06:51:19,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 96 states. [2021-07-14 06:51:19,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 118 states. [2021-07-14 06:51:19,252 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 83 states. [2021-07-14 06:51:19,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 235 states. [2021-07-14 06:51:19,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-07-14 06:51:19,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 267 states. [2021-07-14 06:51:19,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 417 states. [2021-07-14 06:51:19,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 614 states. [2021-07-14 06:51:19,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 516 states. [2021-07-14 06:51:19,253 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-07-14 06:51:57,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-07-14 06:51:57,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:51:57,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-07-14 06:51:57,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-07-14 06:51:57,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-07-14 06:51:57,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 40 states. [2021-07-14 06:51:57,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-07-14 06:51:57,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 70 states. [2021-07-14 06:51:57,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 19 states. [2021-07-14 06:51:57,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 104 states. [2021-07-14 06:51:57,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2021-07-14 06:51:57,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 96 states. [2021-07-14 06:51:57,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 118 states. [2021-07-14 06:51:57,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 83 states. [2021-07-14 06:51:57,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 235 states. [2021-07-14 06:51:57,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-07-14 06:51:57,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 267 states. [2021-07-14 06:51:57,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 417 states. [2021-07-14 06:51:57,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 614 states. [2021-07-14 06:51:57,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 516 states. [2021-07-14 06:51:57,761 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 208 states. [2021-07-14 06:51:57,961 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable275,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:51:57,962 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-07-14 06:51:57,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-07-14 06:51:57,962 INFO L82 PathProgramCache]: Analyzing trace with hash 761209781, now seen corresponding path program 22 times [2021-07-14 06:51:57,962 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-07-14 06:51:57,962 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1610531420] [2021-07-14 06:51:57,962 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-07-14 06:52:01,927 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-07-14 06:52:30,957 INFO L134 CoverageAnalysis]: Checked inductivity of 134234 backedges. 82316 proven. 51718 refuted. 0 times theorem prover too weak. 200 trivial. 0 not checked. [2021-07-14 06:52:30,957 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-07-14 06:52:30,957 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1610531420] [2021-07-14 06:52:30,957 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1610531420] provided 0 perfect and 1 imperfect interpolant sequences [2021-07-14 06:52:30,957 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [289426415] [2021-07-14 06:52:30,958 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 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 24 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-07-14 06:52:31,780 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-07-14 06:52:31,781 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-07-14 06:52:31,843 INFO L263 TraceCheckSpWp]: Trace formula consists of 2569 conjuncts, 1023 conjunts are in the unsatisfiable core [2021-07-14 06:52:31,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... Received shutdown request... [2021-07-14 06:53:31,030 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 24 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable379 [2021-07-14 06:53:31,030 WARN L547 AbstractCegarLoop]: Verification canceled [2021-07-14 06:53:31,038 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-07-14 06:53:31,039 WARN L196 ceAbstractionStarter]: Timeout [2021-07-14 06:53:31,039 INFO L202 PluginConnector]: Adding new model nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 14.07 06:53:31 BasicIcfg [2021-07-14 06:53:31,039 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-07-14 06:53:31,039 INFO L168 Benchmark]: Toolchain (without parser) took 743533.85 ms. Allocated memory was 208.7 MB in the beginning and 2.5 GB in the end (delta: 2.3 GB). Free memory was 187.6 MB in the beginning and 884.0 MB in the end (delta: -696.4 MB). Peak memory consumption was 1.6 GB. Max. memory is 8.0 GB. [2021-07-14 06:53:31,039 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.13 ms. Allocated memory is still 208.7 MB. Free memory is still 188.6 MB. There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 06:53:31,040 INFO L168 Benchmark]: Boogie Procedure Inliner took 19.74 ms. Allocated memory is still 208.7 MB. Free memory was 187.5 MB in the beginning and 186.1 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. [2021-07-14 06:53:31,040 INFO L168 Benchmark]: Boogie Preprocessor took 10.74 ms. Allocated memory is still 208.7 MB. Free memory was 186.1 MB in the beginning and 185.1 MB in the end (delta: 991.6 kB). There was no memory consumed. Max. memory is 8.0 GB. [2021-07-14 06:53:31,040 INFO L168 Benchmark]: RCFGBuilder took 239.64 ms. Allocated memory is still 208.7 MB. Free memory was 185.0 MB in the beginning and 173.9 MB in the end (delta: 11.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. [2021-07-14 06:53:31,040 INFO L168 Benchmark]: TraceAbstraction took 743259.89 ms. Allocated memory was 208.7 MB in the beginning and 2.5 GB in the end (delta: 2.3 GB). Free memory was 173.5 MB in the beginning and 884.0 MB in the end (delta: -710.5 MB). Peak memory consumption was 1.6 GB. Max. memory is 8.0 GB. [2021-07-14 06:53:31,040 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 0.13 ms. Allocated memory is still 208.7 MB. Free memory is still 188.6 MB. There was no memory consumed. Max. memory is 8.0 GB. * Boogie Procedure Inliner took 19.74 ms. Allocated memory is still 208.7 MB. Free memory was 187.5 MB in the beginning and 186.1 MB in the end (delta: 1.4 MB). Peak memory consumption was 1.0 MB. Max. memory is 8.0 GB. * Boogie Preprocessor took 10.74 ms. Allocated memory is still 208.7 MB. Free memory was 186.1 MB in the beginning and 185.1 MB in the end (delta: 991.6 kB). There was no memory consumed. Max. memory is 8.0 GB. * RCFGBuilder took 239.64 ms. Allocated memory is still 208.7 MB. Free memory was 185.0 MB in the beginning and 173.9 MB in the end (delta: 11.1 MB). Peak memory consumption was 12.6 MB. Max. memory is 8.0 GB. * TraceAbstraction took 743259.89 ms. Allocated memory was 208.7 MB in the beginning and 2.5 GB in the end (delta: 2.3 GB). Free memory was 173.5 MB in the beginning and 884.0 MB in the end (delta: -710.5 MB). Peak memory consumption was 1.6 GB. Max. memory is 8.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 16606, positive: 11471, positive conditional: 11471, positive unconditional: 0, negative: 5135, negative conditional: 5135, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 11486, positive: 11471, positive conditional: 11471, positive unconditional: 0, negative: 15, negative conditional: 15, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 11486, positive: 11092, positive conditional: 0, positive unconditional: 11092, negative: 394, negative conditional: 0, negative unconditional: 394, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 18, positive: 17, positive conditional: 0, positive unconditional: 17, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 18, positive: 17, positive conditional: 0, positive unconditional: 17, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 1, positive: 0, positive conditional: 0, positive unconditional: 0, negative: 1, negative conditional: 0, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 247, positive: 99, positive conditional: 99, positive unconditional: 0, negative: 148, negative conditional: 147, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 419, positive: 156, positive conditional: 156, positive unconditional: 0, negative: 263, negative conditional: 246, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 11486, positive: 11075, positive conditional: 0, positive unconditional: 11075, negative: 393, negative conditional: 0, negative unconditional: 393, unknown: 18, unknown conditional: 0, unknown unconditional: 18] , Statistics on independence cache: Total cache size (in pairs): 264, Positive cache size: 116, Positive conditional cache size: 99, Positive unconditional cache size: 17, Negative cache size: 148, Negative conditional cache size: 147, Negative unconditional cache size: 1, SemanticConditionEliminator.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 247, positive: 99, positive conditional: 99, positive unconditional: 0, negative: 148, negative conditional: 147, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 419, positive: 156, positive conditional: 156, positive unconditional: 0, negative: 263, negative conditional: 246, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5086, positive: 280, positive conditional: 280, positive unconditional: 0, negative: 4560, negative conditional: 2753, negative unconditional: 1807, unknown: 246, unknown conditional: 246, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 264, Positive cache size: 116, Positive conditional cache size: 99, Positive unconditional cache size: 17, Negative cache size: 148, Negative conditional cache size: 147, Negative unconditional cache size: 1, Eliminated conditions: 1807, SemanticConditionEliminator.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 247, positive: 99, positive conditional: 99, positive unconditional: 0, negative: 148, negative conditional: 147, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 419, positive: 156, positive conditional: 156, positive unconditional: 0, negative: 263, negative conditional: 246, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5086, positive: 280, positive conditional: 280, positive unconditional: 0, negative: 4560, negative conditional: 2753, negative unconditional: 1807, unknown: 246, unknown conditional: 246, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 264, Positive cache size: 116, Positive conditional cache size: 99, Positive unconditional cache size: 17, Negative cache size: 148, Negative conditional cache size: 147, Negative unconditional cache size: 1, Eliminated conditions: 1807, SemanticConditionEliminator.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 247, positive: 99, positive conditional: 99, positive unconditional: 0, negative: 148, negative conditional: 147, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 419, positive: 156, positive conditional: 156, positive unconditional: 0, negative: 263, negative conditional: 246, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5086, positive: 280, positive conditional: 280, positive unconditional: 0, negative: 4560, negative conditional: 2753, negative unconditional: 1807, unknown: 246, unknown conditional: 246, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 264, Positive cache size: 116, Positive conditional cache size: 99, Positive unconditional cache size: 17, Negative cache size: 148, Negative conditional cache size: 147, Negative unconditional cache size: 1, Eliminated conditions: 1807, SemanticConditionEliminator.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 247, positive: 99, positive conditional: 99, positive unconditional: 0, negative: 148, negative conditional: 147, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 419, positive: 156, positive conditional: 156, positive unconditional: 0, negative: 263, negative conditional: 246, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5086, positive: 280, positive conditional: 280, positive unconditional: 0, negative: 4560, negative conditional: 2753, negative unconditional: 1807, unknown: 246, unknown conditional: 246, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 264, Positive cache size: 116, Positive conditional cache size: 99, Positive unconditional cache size: 17, Negative cache size: 148, Negative conditional cache size: 147, Negative unconditional cache size: 1, Eliminated conditions: 1807, SemanticConditionEliminator.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 247, positive: 99, positive conditional: 99, positive unconditional: 0, negative: 148, negative conditional: 147, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 419, positive: 156, positive conditional: 156, positive unconditional: 0, negative: 263, negative conditional: 246, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5086, positive: 280, positive conditional: 280, positive unconditional: 0, negative: 4560, negative conditional: 2753, negative unconditional: 1807, unknown: 246, unknown conditional: 246, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 264, Positive cache size: 116, Positive conditional cache size: 99, Positive unconditional cache size: 17, Negative cache size: 148, Negative conditional cache size: 147, Negative unconditional cache size: 1, Eliminated conditions: 1807, SemanticConditionEliminator.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 247, positive: 99, positive conditional: 99, positive unconditional: 0, negative: 148, negative conditional: 147, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 419, positive: 156, positive conditional: 156, positive unconditional: 0, negative: 263, negative conditional: 246, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5086, positive: 280, positive conditional: 280, positive unconditional: 0, negative: 4560, negative conditional: 2753, negative unconditional: 1807, unknown: 246, unknown conditional: 246, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 264, Positive cache size: 116, Positive conditional cache size: 99, Positive unconditional cache size: 17, Negative cache size: 148, Negative conditional cache size: 147, Negative unconditional cache size: 1, Eliminated conditions: 1807, SemanticConditionEliminator.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 247, positive: 99, positive conditional: 99, positive unconditional: 0, negative: 148, negative conditional: 147, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 419, positive: 156, positive conditional: 156, positive unconditional: 0, negative: 263, negative conditional: 246, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5086, positive: 280, positive conditional: 280, positive unconditional: 0, negative: 4560, negative conditional: 2753, negative unconditional: 1807, unknown: 246, unknown conditional: 246, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 264, Positive cache size: 116, Positive conditional cache size: 99, Positive unconditional cache size: 17, Negative cache size: 148, Negative conditional cache size: 147, Negative unconditional cache size: 1, Eliminated conditions: 1807, SemanticConditionEliminator.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 247, positive: 99, positive conditional: 99, positive unconditional: 0, negative: 148, negative conditional: 147, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 419, positive: 156, positive conditional: 156, positive unconditional: 0, negative: 263, negative conditional: 246, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5086, positive: 280, positive conditional: 280, positive unconditional: 0, negative: 4560, negative conditional: 2753, negative unconditional: 1807, unknown: 246, unknown conditional: 246, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 264, Positive cache size: 116, Positive conditional cache size: 99, Positive unconditional cache size: 17, Negative cache size: 148, Negative conditional cache size: 147, Negative unconditional cache size: 1, Eliminated conditions: 1807, SemanticConditionEliminator.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 247, positive: 99, positive conditional: 99, positive unconditional: 0, negative: 148, negative conditional: 147, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 419, positive: 156, positive conditional: 156, positive unconditional: 0, negative: 263, negative conditional: 246, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5086, positive: 280, positive conditional: 280, positive unconditional: 0, negative: 4560, negative conditional: 2753, negative unconditional: 1807, unknown: 246, unknown conditional: 246, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 264, Positive cache size: 116, Positive conditional cache size: 99, Positive unconditional cache size: 17, Negative cache size: 148, Negative conditional cache size: 147, Negative unconditional cache size: 1, Eliminated conditions: 1807, SemanticConditionEliminator.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 247, positive: 99, positive conditional: 99, positive unconditional: 0, negative: 148, negative conditional: 147, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 419, positive: 156, positive conditional: 156, positive unconditional: 0, negative: 263, negative conditional: 246, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5086, positive: 280, positive conditional: 280, positive unconditional: 0, negative: 4560, negative conditional: 2753, negative unconditional: 1807, unknown: 246, unknown conditional: 246, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 264, Positive cache size: 116, Positive conditional cache size: 99, Positive unconditional cache size: 17, Negative cache size: 148, Negative conditional cache size: 147, Negative unconditional cache size: 1, Eliminated conditions: 1807, SemanticConditionEliminator.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 247, positive: 99, positive conditional: 99, positive unconditional: 0, negative: 148, negative conditional: 147, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 419, positive: 156, positive conditional: 156, positive unconditional: 0, negative: 263, negative conditional: 246, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5086, positive: 280, positive conditional: 280, positive unconditional: 0, negative: 4560, negative conditional: 2753, negative unconditional: 1807, unknown: 246, unknown conditional: 246, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 264, Positive cache size: 116, Positive conditional cache size: 99, Positive unconditional cache size: 17, Negative cache size: 148, Negative conditional cache size: 147, Negative unconditional cache size: 1, Eliminated conditions: 1807, SemanticConditionEliminator.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 247, positive: 99, positive conditional: 99, positive unconditional: 0, negative: 148, negative conditional: 147, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 419, positive: 156, positive conditional: 156, positive unconditional: 0, negative: 263, negative conditional: 246, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5086, positive: 280, positive conditional: 280, positive unconditional: 0, negative: 4560, negative conditional: 2753, negative unconditional: 1807, unknown: 246, unknown conditional: 246, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 264, Positive cache size: 116, Positive conditional cache size: 99, Positive unconditional cache size: 17, Negative cache size: 148, Negative conditional cache size: 147, Negative unconditional cache size: 1, Eliminated conditions: 1807, SemanticConditionEliminator.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 247, positive: 99, positive conditional: 99, positive unconditional: 0, negative: 148, negative conditional: 147, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 419, positive: 156, positive conditional: 156, positive unconditional: 0, negative: 263, negative conditional: 246, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5086, positive: 280, positive conditional: 280, positive unconditional: 0, negative: 4560, negative conditional: 2753, negative unconditional: 1807, unknown: 246, unknown conditional: 246, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 264, Positive cache size: 116, Positive conditional cache size: 99, Positive unconditional cache size: 17, Negative cache size: 148, Negative conditional cache size: 147, Negative unconditional cache size: 1, Eliminated conditions: 1807, SemanticConditionEliminator.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 247, positive: 99, positive conditional: 99, positive unconditional: 0, negative: 148, negative conditional: 147, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 419, positive: 156, positive conditional: 156, positive unconditional: 0, negative: 263, negative conditional: 246, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5086, positive: 280, positive conditional: 280, positive unconditional: 0, negative: 4560, negative conditional: 2753, negative unconditional: 1807, unknown: 246, unknown conditional: 246, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 264, Positive cache size: 116, Positive conditional cache size: 99, Positive unconditional cache size: 17, Negative cache size: 148, Negative conditional cache size: 147, Negative unconditional cache size: 1, Eliminated conditions: 1807, SemanticConditionEliminator.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 247, positive: 99, positive conditional: 99, positive unconditional: 0, negative: 148, negative conditional: 147, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 419, positive: 156, positive conditional: 156, positive unconditional: 0, negative: 263, negative conditional: 246, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5086, positive: 280, positive conditional: 280, positive unconditional: 0, negative: 4560, negative conditional: 2753, negative unconditional: 1807, unknown: 246, unknown conditional: 246, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 264, Positive cache size: 116, Positive conditional cache size: 99, Positive unconditional cache size: 17, Negative cache size: 148, Negative conditional cache size: 147, Negative unconditional cache size: 1, Eliminated conditions: 1807, SemanticConditionEliminator.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 247, positive: 99, positive conditional: 99, positive unconditional: 0, negative: 148, negative conditional: 147, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 419, positive: 156, positive conditional: 156, positive unconditional: 0, negative: 263, negative conditional: 246, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5086, positive: 280, positive conditional: 280, positive unconditional: 0, negative: 4560, negative conditional: 2753, negative unconditional: 1807, unknown: 246, unknown conditional: 246, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 264, Positive cache size: 116, Positive conditional cache size: 99, Positive unconditional cache size: 17, Negative cache size: 148, Negative conditional cache size: 147, Negative unconditional cache size: 1, Eliminated conditions: 1807, SemanticConditionEliminator.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 247, positive: 99, positive conditional: 99, positive unconditional: 0, negative: 148, negative conditional: 147, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 419, positive: 156, positive conditional: 156, positive unconditional: 0, negative: 263, negative conditional: 246, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5086, positive: 280, positive conditional: 280, positive unconditional: 0, negative: 4560, negative conditional: 2753, negative unconditional: 1807, unknown: 246, unknown conditional: 246, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 264, Positive cache size: 116, Positive conditional cache size: 99, Positive unconditional cache size: 17, Negative cache size: 148, Negative conditional cache size: 147, Negative unconditional cache size: 1, Eliminated conditions: 1807, SemanticConditionEliminator.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 247, positive: 99, positive conditional: 99, positive unconditional: 0, negative: 148, negative conditional: 147, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 419, positive: 156, positive conditional: 156, positive unconditional: 0, negative: 263, negative conditional: 246, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5086, positive: 280, positive conditional: 280, positive unconditional: 0, negative: 4560, negative conditional: 2753, negative unconditional: 1807, unknown: 246, unknown conditional: 246, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 264, Positive cache size: 116, Positive conditional cache size: 99, Positive unconditional cache size: 17, Negative cache size: 148, Negative conditional cache size: 147, Negative unconditional cache size: 1, Eliminated conditions: 1807, SemanticConditionEliminator.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 247, positive: 99, positive conditional: 99, positive unconditional: 0, negative: 148, negative conditional: 147, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 419, positive: 156, positive conditional: 156, positive unconditional: 0, negative: 263, negative conditional: 246, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5086, positive: 280, positive conditional: 280, positive unconditional: 0, negative: 4560, negative conditional: 2753, negative unconditional: 1807, unknown: 246, unknown conditional: 246, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 264, Positive cache size: 116, Positive conditional cache size: 99, Positive unconditional cache size: 17, Negative cache size: 148, Negative conditional cache size: 147, Negative unconditional cache size: 1, Eliminated conditions: 1807, SemanticConditionEliminator.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 247, positive: 99, positive conditional: 99, positive unconditional: 0, negative: 148, negative conditional: 147, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 419, positive: 156, positive conditional: 156, positive unconditional: 0, negative: 263, negative conditional: 246, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5086, positive: 280, positive conditional: 280, positive unconditional: 0, negative: 4560, negative conditional: 2753, negative unconditional: 1807, unknown: 246, unknown conditional: 246, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 264, Positive cache size: 116, Positive conditional cache size: 99, Positive unconditional cache size: 17, Negative cache size: 148, Negative conditional cache size: 147, Negative unconditional cache size: 1, Eliminated conditions: 1807, SemanticConditionEliminator.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 5086, positive: 379, positive conditional: 379, positive unconditional: 0, negative: 4707, negative conditional: 2900, negative unconditional: 1807, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 247, positive: 99, positive conditional: 99, positive unconditional: 0, negative: 148, negative conditional: 147, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 419, positive: 156, positive conditional: 156, positive unconditional: 0, negative: 263, negative conditional: 246, negative unconditional: 17, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 5086, positive: 280, positive conditional: 280, positive unconditional: 0, negative: 4560, negative conditional: 2753, negative unconditional: 1807, unknown: 246, unknown conditional: 246, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 264, Positive cache size: 116, Positive conditional cache size: 99, Positive unconditional cache size: 17, Negative cache size: 148, Negative conditional cache size: 147, Negative unconditional cache size: 1, Eliminated conditions: 1807 ], Maximal queried relation: 21, Independence queries for same thread: 5120 - TimeoutResultAtElement [Line: 50]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 1032 with TraceHistMax 305,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 578 known predicates. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 5 procedures, 32 locations, 3 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 743156.4ms, OverallIterations: 22, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 11.5ms, PartialOrderReductionTime: 342396.4ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 2937, 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: 326.1ms SsaConstructionTime, 20604.7ms SatisfiabilityAnalysisTime, 281660.7ms InterpolantComputationTime, 8466 NumberOfCodeBlocks, 8466 NumberOfCodeBlocksAsserted, 601 NumberOfCheckSat, 8424 ConstructedInterpolants, 0 QuantifiedInterpolants, 71487 SizeOfPredicates, 62 NumberOfNonLiveVariables, 10404 ConjunctsInSsa, 3977 ConjunctsInUnsatCore, 42 InterpolantComputations, 0 PerfectInterpolantSequences, 114305/465254 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 RESULT: Ultimate could not prove your program: Timeout Completed graceful shutdown