/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe-Random521.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/nonblocking-cntr.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-06 22:00:36,091 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-06 22:00:36,092 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-06 22:00:36,118 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-06 22:00:36,170 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe-Random521.epf [2021-06-06 22:00:36,201 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-06 22:00:36,202 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-06 22:00:36,202 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-06 22:00:36,202 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-06 22:00:36,204 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-06 22:00:36,204 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-06 22:00:36,204 INFO L138 SettingsManager]: * Use SBE=true [2021-06-06 22:00:36,204 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-06 22:00:36,204 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-06 22:00:36,205 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-06 22:00:36,205 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-06 22:00:36,205 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-06 22:00:36,205 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-06 22:00:36,205 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-06 22:00:36,205 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-06 22:00:36,206 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-06 22:00:36,206 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-06 22:00:36,206 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-06 22:00:36,206 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-06 22:00:36,206 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-06 22:00:36,206 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-06 22:00:36,206 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-06 22:00:36,206 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-06 22:00:36,206 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 22:00:36,207 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-06 22:00:36,207 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-06 22:00:36,207 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-06 22:00:36,207 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-06 22:00:36,207 INFO L138 SettingsManager]: * DFS Order used in POR=RANDOM [2021-06-06 22:00:36,207 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-06 22:00:36,207 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-06 22:00:36,207 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-06 22:00:36,207 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-06 22:00:36,208 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-06 22:00:36,208 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2021-06-06 22:00:36,208 INFO L138 SettingsManager]: * Random seed used by POR DFS order=521 WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-06 22:00:36,462 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-06 22:00:36,475 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-06 22:00:36,477 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-06 22:00:36,477 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-06 22:00:36,478 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-06 22:00:36,479 INFO L432 ainManager$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 [2021-06-06 22:00:36,479 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20/nonblocking-cntr.wvr.bpl' [2021-06-06 22:00:36,498 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-06 22:00:36,500 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-06 22:00:36,501 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-06 22:00:36,501 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-06 22:00:36,501 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-06 22:00:36,510 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 06.06 10:00:36" (1/1) ... [2021-06-06 22:00:36,516 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 06.06 10:00:36" (1/1) ... [2021-06-06 22:00:36,521 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-06 22:00:36,522 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-06 22:00:36,522 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-06 22:00:36,522 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-06 22:00:36,527 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:00:36" (1/1) ... [2021-06-06 22:00:36,528 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:00:36" (1/1) ... [2021-06-06 22:00:36,529 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:00:36" (1/1) ... [2021-06-06 22:00:36,529 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:00:36" (1/1) ... [2021-06-06 22:00:36,531 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:00:36" (1/1) ... [2021-06-06 22:00:36,534 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:00:36" (1/1) ... [2021-06-06 22:00:36,534 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:00:36" (1/1) ... [2021-06-06 22:00:36,535 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-06 22:00:36,537 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-06 22:00:36,537 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-06 22:00:36,537 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-06 22:00:36,538 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:00:36" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 22:00:36,600 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-06 22:00:36,601 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-06 22:00:36,601 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-06 22:00:36,601 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-06 22:00:36,601 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-06 22:00:36,601 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-06 22:00:36,602 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-06 22:00:36,602 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-06 22:00:36,602 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-06 22:00:36,603 WARN L209 CfgBuilder]: User set CodeBlockSize to SequenceOfStatements but program contains fork statements. Overwriting the user preferences and setting CodeBlockSize to SingleStatement [2021-06-06 22:00:36,794 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-06 22:00:36,794 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-06 22:00:36,795 INFO L202 PluginConnector]: Adding new model nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 10:00:36 BoogieIcfgContainer [2021-06-06 22:00:36,795 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-06 22:00:36,796 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-06 22:00:36,796 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-06 22:00:36,798 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-06 22:00:36,798 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 10:00:36" (1/2) ... [2021-06-06 22:00:36,799 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@68a3ecd7 and model type nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 10:00:36, skipping insertion in model container [2021-06-06 22:00:36,799 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 10:00:36" (2/2) ... [2021-06-06 22:00:36,800 INFO L111 eAbstractionObserver]: Analyzing ICFG nonblocking-cntr.wvr.bpl [2021-06-06 22:00:36,804 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-06 22:00:36,804 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-06 22:00:36,804 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-06 22:00:36,806 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-06 22:00:36,853 INFO L149 ThreadInstanceAdder]: Constructed 2 joinOtherThreadTransitions. [2021-06-06 22:00:36,867 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 [2021-06-06 22:00:36,939 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 22:00:36,940 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 22:00:36,940 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 22:00:36,940 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 22:00:36,940 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 22:00:36,940 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 22:00:36,940 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 22:00:36,940 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-06 22:00:37,017 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:00:37,023 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:00:37,023 INFO L82 PathProgramCache]: Analyzing trace with hash -616258117, now seen corresponding path program 1 times [2021-06-06 22:00:37,029 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:00:37,029 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2110747541] [2021-06-06 22:00:37,029 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:00:37,088 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:00:37,156 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:00:37,157 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:00:37,157 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2110747541] [2021-06-06 22:00:37,158 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2110747541] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 22:00:37,158 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 22:00:37,159 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-06 22:00:37,159 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2136666071] [2021-06-06 22:00:37,164 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-06 22:00:37,164 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:00:37,175 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-06 22:00:37,176 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-06-06 22:00:37,176 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:00:37,177 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:00:37,179 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 3.75) internal successors, (15), 4 states have internal predecessors, (15), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 22:00:37,179 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:00:37,217 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:00:37,218 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2021-06-06 22:00:37,218 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:00:37,218 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:00:37,218 INFO L82 PathProgramCache]: Analyzing trace with hash 511978107, now seen corresponding path program 1 times [2021-06-06 22:00:37,219 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:00:37,219 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1969346106] [2021-06-06 22:00:37,219 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:00:37,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:00:37,270 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:00:37,270 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:00:37,270 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1969346106] [2021-06-06 22:00:37,270 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1969346106] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:00:37,270 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1538001207] [2021-06-06 22:00:37,270 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 [2021-06-06 22:00:37,297 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:00:37,299 INFO L263 TraceCheckSpWp]: Trace formula consists of 39 conjuncts, 5 conjunts are in the unsatisfiable core [2021-06-06 22:00:37,303 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:00:37,425 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:00:37,425 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1538001207] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:00:37,425 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:00:37,426 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 8 [2021-06-06 22:00:37,426 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1990114326] [2021-06-06 22:00:37,428 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-06 22:00:37,428 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:00:37,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-06 22:00:37,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-06-06 22:00:37,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:00:37,435 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:00:37,435 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 3.5) internal successors, (28), 8 states have internal predecessors, (28), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 22:00:37,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:00:37,435 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:00:37,475 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:00:37,476 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:00:37,681 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:00:37,681 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:00:37,682 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:00:37,682 INFO L82 PathProgramCache]: Analyzing trace with hash -1636818429, now seen corresponding path program 2 times [2021-06-06 22:00:37,682 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:00:37,682 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [887518248] [2021-06-06 22:00:37,682 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:00:37,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:00:37,740 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-06 22:00:37,741 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:00:37,741 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [887518248] [2021-06-06 22:00:37,741 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [887518248] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 22:00:37,741 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 22:00:37,741 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-06-06 22:00:37,741 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1375910028] [2021-06-06 22:00:37,741 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-06 22:00:37,741 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:00:37,742 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-06 22:00:37,742 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2021-06-06 22:00:37,742 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:00:37,742 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:00:37,742 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 4.75) internal successors, (19), 4 states have internal predecessors, (19), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 22:00:37,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:00:37,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:00:37,743 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:00:37,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:00:37,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:00:37,766 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:00:37,766 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-06 22:00:37,766 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:00:37,767 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:00:37,767 INFO L82 PathProgramCache]: Analyzing trace with hash -2064554431, now seen corresponding path program 3 times [2021-06-06 22:00:37,767 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:00:37,767 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [419884271] [2021-06-06 22:00:37,767 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:00:37,774 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:00:37,831 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:00:37,831 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:00:37,831 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [419884271] [2021-06-06 22:00:37,831 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [419884271] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:00:37,831 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [614960072] [2021-06-06 22:00:37,832 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 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:00:37,864 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-06 22:00:37,865 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:00:37,865 INFO L263 TraceCheckSpWp]: Trace formula consists of 44 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-06 22:00:37,866 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:00:38,042 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 1 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:00:38,042 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [614960072] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:00:38,043 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:00:38,043 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 8] total 14 [2021-06-06 22:00:38,043 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [304724697] [2021-06-06 22:00:38,043 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-06 22:00:38,043 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:00:38,044 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-06 22:00:38,044 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=52, Invalid=158, Unknown=0, NotChecked=0, Total=210 [2021-06-06 22:00:38,044 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:00:38,044 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:00:38,044 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 2.3333333333333335) internal successors, (35), 14 states have internal predecessors, (35), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 22:00:38,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:00:38,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:00:38,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:00:38,044 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:00:38,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:00:38,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:00:38,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:00:38,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:00:38,532 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:00:38,533 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:00:38,533 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:00:38,533 INFO L82 PathProgramCache]: Analyzing trace with hash -1531908361, now seen corresponding path program 4 times [2021-06-06 22:00:38,533 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:00:38,533 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2065262875] [2021-06-06 22:00:38,533 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:00:38,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:00:38,725 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 1 proven. 25 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-06 22:00:38,725 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:00:38,725 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2065262875] [2021-06-06 22:00:38,726 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2065262875] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:00:38,726 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [941053450] [2021-06-06 22:00:38,726 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:00:38,755 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 22:00:38,755 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:00:38,755 INFO L263 TraceCheckSpWp]: Trace formula consists of 69 conjuncts, 19 conjunts are in the unsatisfiable core [2021-06-06 22:00:38,758 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:00:38,855 INFO L134 CoverageAnalysis]: Checked inductivity of 32 backedges. 0 proven. 25 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-06-06 22:00:38,855 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [941053450] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:00:38,855 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:00:38,856 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 7 [2021-06-06 22:00:38,856 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [746366951] [2021-06-06 22:00:38,856 INFO L462 AbstractCegarLoop]: Interpolant automaton has 7 states [2021-06-06 22:00:38,856 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:00:38,856 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2021-06-06 22:00:38,856 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=29, Unknown=0, NotChecked=0, Total=42 [2021-06-06 22:00:38,857 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:00:38,857 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:00:38,857 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 7 states, 7 states have (on average 4.285714285714286) internal successors, (30), 7 states have internal predecessors, (30), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 22:00:38,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:00:38,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:00:38,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:00:38,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:00:38,857 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:00:38,898 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:00:38,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:00:38,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:00:38,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:00:38,899 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:00:39,100 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:00:39,101 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:00:39,101 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:00:39,101 INFO L82 PathProgramCache]: Analyzing trace with hash 1598408179, now seen corresponding path program 5 times [2021-06-06 22:00:39,101 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:00:39,101 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [415218886] [2021-06-06 22:00:39,102 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:00:39,113 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:00:39,240 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 24 proven. 26 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-06 22:00:39,240 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:00:39,240 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [415218886] [2021-06-06 22:00:39,240 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [415218886] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:00:39,241 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [541089119] [2021-06-06 22:00:39,241 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:00:39,276 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 6 check-sat command(s) [2021-06-06 22:00:39,276 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:00:39,277 INFO L263 TraceCheckSpWp]: Trace formula consists of 79 conjuncts, 24 conjunts are in the unsatisfiable core [2021-06-06 22:00:39,278 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:00:39,630 INFO L134 CoverageAnalysis]: Checked inductivity of 52 backedges. 16 proven. 36 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:00:39,631 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [541089119] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:00:39,632 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:00:39,632 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [13, 16] total 27 [2021-06-06 22:00:39,632 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [863016899] [2021-06-06 22:00:39,632 INFO L462 AbstractCegarLoop]: Interpolant automaton has 28 states [2021-06-06 22:00:39,632 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:00:39,633 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 28 interpolants. [2021-06-06 22:00:39,634 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=141, Invalid=615, Unknown=0, NotChecked=0, Total=756 [2021-06-06 22:00:39,634 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:00:39,634 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:00:39,635 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 28 states, 28 states have (on average 2.2142857142857144) internal successors, (62), 27 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) [2021-06-06 22:00:39,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:00:39,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:00:39,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:00:39,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:00:39,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:00:39,635 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:00:40,517 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:00:40,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:00:40,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:00:40,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:00:40,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:00:40,518 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 22:00:40,734 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable6 [2021-06-06 22:00:40,734 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:00:40,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:00:40,735 INFO L82 PathProgramCache]: Analyzing trace with hash -1552180373, now seen corresponding path program 6 times [2021-06-06 22:00:40,735 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:00:40,735 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1847551535] [2021-06-06 22:00:40,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:00:40,761 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:00:40,870 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 1 proven. 92 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-06 22:00:40,870 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:00:40,870 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1847551535] [2021-06-06 22:00:40,870 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1847551535] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:00:40,870 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1520461444] [2021-06-06 22:00:40,871 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 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 [2021-06-06 22:00:40,902 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 8 check-sat command(s) [2021-06-06 22:00:40,902 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:00:40,907 INFO L263 TraceCheckSpWp]: Trace formula consists of 99 conjuncts, 29 conjunts are in the unsatisfiable core [2021-06-06 22:00:40,909 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:00:41,136 INFO L134 CoverageAnalysis]: Checked inductivity of 98 backedges. 14 proven. 82 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-06 22:00:41,137 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1520461444] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:00:41,137 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:00:41,137 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 14] total 15 [2021-06-06 22:00:41,137 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [301676905] [2021-06-06 22:00:41,137 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-06 22:00:41,137 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:00:41,138 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-06 22:00:41,138 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=50, Invalid=160, Unknown=0, NotChecked=0, Total=210 [2021-06-06 22:00:41,138 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:00:41,138 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:00:41,138 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 3.3333333333333335) internal successors, (50), 15 states have internal predecessors, (50), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 22:00:41,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:00:41,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:00:41,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:00:41,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:00:41,138 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:00:41,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 22:00:41,139 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:00:41,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:00:41,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:00:41,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:00:41,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:00:41,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:00:41,272 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 22:00:41,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 22:00:41,485 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:00:41,485 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:00:41,485 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:00:41,485 INFO L82 PathProgramCache]: Analyzing trace with hash 790857129, now seen corresponding path program 7 times [2021-06-06 22:00:41,486 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:00:41,486 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1298566387] [2021-06-06 22:00:41,486 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:00:41,505 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:00:41,708 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 49 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:00:41,709 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:00:41,709 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1298566387] [2021-06-06 22:00:41,709 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1298566387] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:00:41,709 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1605022185] [2021-06-06 22:00:41,709 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 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-06-06 22:00:41,756 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:00:41,758 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 34 conjunts are in the unsatisfiable core [2021-06-06 22:00:41,759 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:00:42,284 INFO L134 CoverageAnalysis]: Checked inductivity of 113 backedges. 49 proven. 64 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:00:42,284 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1605022185] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:00:42,284 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:00:42,284 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [20, 21] total 39 [2021-06-06 22:00:42,284 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1090901331] [2021-06-06 22:00:42,285 INFO L462 AbstractCegarLoop]: Interpolant automaton has 40 states [2021-06-06 22:00:42,285 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:00:42,285 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 40 interpolants. [2021-06-06 22:00:42,286 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=274, Invalid=1286, Unknown=0, NotChecked=0, Total=1560 [2021-06-06 22:00:42,286 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:00:42,286 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:00:42,286 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 40 states, 40 states have (on average 2.075) internal successors, (83), 39 states have internal predecessors, (83), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 22:00:42,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:00:42,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:00:42,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:00:42,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:00:42,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:00:42,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 22:00:42,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 22:00:42,286 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:00:43,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:00:43,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:00:43,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:00:43,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:00:43,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:00:43,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 22:00:43,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 22:00:43,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 43 states. [2021-06-06 22:00:43,696 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-06-06 22:00:43,697 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:00:43,697 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:00:43,697 INFO L82 PathProgramCache]: Analyzing trace with hash -866751451, now seen corresponding path program 8 times [2021-06-06 22:00:43,697 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:00:43,698 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2068121948] [2021-06-06 22:00:43,698 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:00:43,709 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:00:43,985 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 17 proven. 127 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 22:00:43,985 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:00:43,985 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2068121948] [2021-06-06 22:00:43,986 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2068121948] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:00:43,986 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [322299748] [2021-06-06 22:00:43,986 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 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 [2021-06-06 22:00:44,016 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 22:00:44,017 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:00:44,017 INFO L263 TraceCheckSpWp]: Trace formula consists of 114 conjuncts, 37 conjunts are in the unsatisfiable core [2021-06-06 22:00:44,018 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:00:44,751 INFO L134 CoverageAnalysis]: Checked inductivity of 145 backedges. 17 proven. 128 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:00:44,751 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [322299748] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:00:44,751 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:00:44,751 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [21, 22] total 41 [2021-06-06 22:00:44,752 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [992940106] [2021-06-06 22:00:44,752 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-06 22:00:44,752 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:00:44,752 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-06 22:00:44,753 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=103, Invalid=1619, Unknown=0, NotChecked=0, Total=1722 [2021-06-06 22:00:44,753 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:00:44,753 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:00:44,753 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 2.119047619047619) internal successors, (89), 41 states have internal predecessors, (89), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 22:00:44,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:00:44,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:00:44,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:00:44,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:00:44,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:00:44,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 22:00:44,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 22:00:44,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 43 states. [2021-06-06 22:00:44,753 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:00:46,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:00:46,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:00:46,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:00:46,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:00:46,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:00:46,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 22:00:46,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 22:00:46,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-06 22:00:46,003 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 22:00:46,204 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-06-06 22:00:46,204 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:00:46,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:00:46,204 INFO L82 PathProgramCache]: Analyzing trace with hash -1678109855, now seen corresponding path program 9 times [2021-06-06 22:00:46,205 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:00:46,205 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1803104745] [2021-06-06 22:00:46,205 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:00:46,214 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:00:46,481 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 81 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:00:46,481 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:00:46,481 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1803104745] [2021-06-06 22:00:46,481 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1803104745] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:00:46,481 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [718588812] [2021-06-06 22:00:46,481 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 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 [2021-06-06 22:00:46,518 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 11 check-sat command(s) [2021-06-06 22:00:46,518 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:00:46,519 INFO L263 TraceCheckSpWp]: Trace formula consists of 124 conjuncts, 42 conjunts are in the unsatisfiable core [2021-06-06 22:00:46,520 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:00:47,259 INFO L134 CoverageAnalysis]: Checked inductivity of 181 backedges. 81 proven. 100 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:00:47,260 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [718588812] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:00:47,260 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:00:47,260 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 46 [2021-06-06 22:00:47,260 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1884990661] [2021-06-06 22:00:47,260 INFO L462 AbstractCegarLoop]: Interpolant automaton has 47 states [2021-06-06 22:00:47,260 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:00:47,261 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2021-06-06 22:00:47,261 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=355, Invalid=1807, Unknown=0, NotChecked=0, Total=2162 [2021-06-06 22:00:47,261 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:00:47,261 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:00:47,262 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 47 states, 47 states have (on average 2.106382978723404) internal successors, (99), 46 states have internal predecessors, (99), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 22:00:47,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:00:47,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:00:47,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:00:47,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:00:47,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:00:47,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 22:00:47,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 22:00:47,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-06 22:00:47,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 22:00:47,263 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:00:49,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:00:49,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:00:49,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:00:49,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:00:49,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:00:49,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 22:00:49,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 22:00:49,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-06 22:00:49,007 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 22:00:49,008 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 54 states. [2021-06-06 22:00:49,220 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 10 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-06-06 22:00:49,221 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:00:49,221 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:00:49,221 INFO L82 PathProgramCache]: Analyzing trace with hash -1791213155, now seen corresponding path program 10 times [2021-06-06 22:00:49,221 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:00:49,221 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [557822035] [2021-06-06 22:00:49,221 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:00:49,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:00:49,617 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 21 proven. 199 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2021-06-06 22:00:49,617 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:00:49,617 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [557822035] [2021-06-06 22:00:49,617 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [557822035] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:00:49,618 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [108961455] [2021-06-06 22:00:49,618 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 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:00:49,650 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 22:00:49,650 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:00:49,651 INFO L263 TraceCheckSpWp]: Trace formula consists of 134 conjuncts, 45 conjunts are in the unsatisfiable core [2021-06-06 22:00:49,652 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:00:50,569 INFO L134 CoverageAnalysis]: Checked inductivity of 221 backedges. 21 proven. 200 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:00:50,569 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [108961455] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:00:50,569 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:00:50,570 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 26] total 49 [2021-06-06 22:00:50,570 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [747435311] [2021-06-06 22:00:50,570 INFO L462 AbstractCegarLoop]: Interpolant automaton has 50 states [2021-06-06 22:00:50,570 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:00:50,570 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 50 interpolants. [2021-06-06 22:00:50,571 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=121, Invalid=2329, Unknown=0, NotChecked=0, Total=2450 [2021-06-06 22:00:50,571 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:00:50,571 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:00:50,571 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 50 states, 50 states have (on average 2.1) internal successors, (105), 49 states have internal predecessors, (105), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 22:00:50,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:00:50,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:00:50,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:00:50,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:00:50,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:00:50,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 22:00:50,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 22:00:50,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-06 22:00:50,571 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 22:00:50,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 54 states. [2021-06-06 22:00:50,572 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:00:53,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:00:53,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:00:53,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:00:53,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:00:53,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:00:53,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 22:00:53,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 22:00:53,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-06 22:00:53,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 22:00:53,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 89 states. [2021-06-06 22:00:53,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 22:00:53,305 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:00:53,306 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:00:53,306 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:00:53,306 INFO L82 PathProgramCache]: Analyzing trace with hash 2116599037, now seen corresponding path program 11 times [2021-06-06 22:00:53,306 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:00:53,306 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [632356958] [2021-06-06 22:00:53,306 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:00:53,324 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:00:53,650 INFO L134 CoverageAnalysis]: Checked inductivity of 685 backedges. 275 proven. 396 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2021-06-06 22:00:53,650 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:00:53,651 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [632356958] [2021-06-06 22:00:53,651 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [632356958] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:00:53,651 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [335669778] [2021-06-06 22:00:53,651 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 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:00:53,700 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 13 check-sat command(s) [2021-06-06 22:00:53,700 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:00:53,701 INFO L263 TraceCheckSpWp]: Trace formula consists of 214 conjuncts, 78 conjunts are in the unsatisfiable core [2021-06-06 22:00:53,703 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:00:55,039 INFO L134 CoverageAnalysis]: Checked inductivity of 685 backedges. 163 proven. 522 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:00:55,039 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [335669778] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:00:55,039 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:00:55,039 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 43] total 69 [2021-06-06 22:00:55,039 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1412919569] [2021-06-06 22:00:55,040 INFO L462 AbstractCegarLoop]: Interpolant automaton has 70 states [2021-06-06 22:00:55,040 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:00:55,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 70 interpolants. [2021-06-06 22:00:55,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=662, Invalid=4168, Unknown=0, NotChecked=0, Total=4830 [2021-06-06 22:00:55,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:00:55,041 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:00:55,041 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 70 states, 70 states have (on average 2.257142857142857) internal successors, (158), 69 states have internal predecessors, (158), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 22:00:55,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:00:55,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:00:55,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:00:55,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:00:55,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:00:55,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 22:00:55,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 22:00:55,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-06 22:00:55,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 22:00:55,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 89 states. [2021-06-06 22:00:55,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 22:00:55,042 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:00:58,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:00:58,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:00:58,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:00:58,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:00:58,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:00:58,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 22:00:58,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 22:00:58,747 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-06 22:00:58,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 22:00:58,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-06 22:00:58,752 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 22:00:58,760 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-06 22:00:58,978 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-06-06 22:00:58,978 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:00:58,978 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:00:58,978 INFO L82 PathProgramCache]: Analyzing trace with hash 1605217329, now seen corresponding path program 12 times [2021-06-06 22:00:58,979 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:00:58,979 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2037594860] [2021-06-06 22:00:58,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:00:59,083 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:00:59,552 INFO L134 CoverageAnalysis]: Checked inductivity of 929 backedges. 430 proven. 493 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-06 22:00:59,553 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:00:59,553 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2037594860] [2021-06-06 22:00:59,553 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2037594860] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:00:59,553 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1841418375] [2021-06-06 22:00:59,553 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 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:00:59,613 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 21 check-sat command(s) [2021-06-06 22:00:59,613 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:00:59,615 INFO L263 TraceCheckSpWp]: Trace formula consists of 244 conjuncts, 93 conjunts are in the unsatisfiable core [2021-06-06 22:00:59,616 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:01:01,558 INFO L134 CoverageAnalysis]: Checked inductivity of 929 backedges. 367 proven. 562 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:01:01,558 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1841418375] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:01:01,558 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:01:01,558 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [33, 49] total 80 [2021-06-06 22:01:01,559 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1656093678] [2021-06-06 22:01:01,559 INFO L462 AbstractCegarLoop]: Interpolant automaton has 81 states [2021-06-06 22:01:01,559 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:01:01,559 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 81 interpolants. [2021-06-06 22:01:01,560 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=900, Invalid=5580, Unknown=0, NotChecked=0, Total=6480 [2021-06-06 22:01:01,560 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:01:01,560 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:01:01,561 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 81 states, 81 states have (on average 2.345679012345679) internal successors, (190), 80 states have internal predecessors, (190), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 22:01:01,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:01:01,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:01:01,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:01:01,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:01:01,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:01:01,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 22:01:01,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 22:01:01,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-06 22:01:01,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 22:01:01,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-06 22:01:01,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 22:01:01,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-06 22:01:01,561 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:01:04,930 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:01:04,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:01:04,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:01:04,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:01:04,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:01:04,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 22:01:04,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 22:01:04,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-06 22:01:04,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 22:01:04,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-06 22:01:04,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 22:01:04,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 94 states. [2021-06-06 22:01:04,931 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-06 22:01:05,132 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-06-06 22:01:05,132 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:01:05,132 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:01:05,132 INFO L82 PathProgramCache]: Analyzing trace with hash 1356340267, now seen corresponding path program 13 times [2021-06-06 22:01:05,132 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:01:05,132 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [273803122] [2021-06-06 22:01:05,133 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:01:05,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:01:05,583 INFO L134 CoverageAnalysis]: Checked inductivity of 1058 backedges. 1 proven. 1055 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-06 22:01:05,583 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:01:05,583 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [273803122] [2021-06-06 22:01:05,583 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [273803122] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:01:05,583 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [534442030] [2021-06-06 22:01:05,583 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 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 [2021-06-06 22:01:05,630 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:01:05,632 INFO L263 TraceCheckSpWp]: Trace formula consists of 259 conjuncts, 95 conjunts are in the unsatisfiable core [2021-06-06 22:01:05,633 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:01:05,827 INFO L134 CoverageAnalysis]: Checked inductivity of 1058 backedges. 0 proven. 1056 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-06 22:01:05,827 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [534442030] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:01:05,827 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:01:05,827 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [27, 26] total 27 [2021-06-06 22:01:05,828 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130918531] [2021-06-06 22:01:05,828 INFO L462 AbstractCegarLoop]: Interpolant automaton has 27 states [2021-06-06 22:01:05,828 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:01:05,828 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 27 interpolants. [2021-06-06 22:01:05,828 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=53, Invalid=649, Unknown=0, NotChecked=0, Total=702 [2021-06-06 22:01:05,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:01:05,828 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:01:05,829 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 27 states, 27 states have (on average 4.074074074074074) internal successors, (110), 27 states have internal predecessors, (110), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 22:01:05,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:01:05,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:01:05,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:01:05,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:01:05,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:01:05,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 22:01:05,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 22:01:05,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-06 22:01:05,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 22:01:05,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-06 22:01:05,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 22:01:05,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 94 states. [2021-06-06 22:01:05,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-06 22:01:05,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:01:08,205 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:01:08,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:01:08,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:01:08,208 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:01:08,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:01:08,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 22:01:08,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 22:01:08,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-06 22:01:08,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 22:01:08,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-06 22:01:08,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 22:01:08,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-06-06 22:01:08,209 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2021-06-06 22:01:08,216 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 22:01:08,424 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable33 [2021-06-06 22:01:08,425 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:01:08,425 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:01:08,425 INFO L82 PathProgramCache]: Analyzing trace with hash -27331785, now seen corresponding path program 14 times [2021-06-06 22:01:08,425 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:01:08,425 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [527840648] [2021-06-06 22:01:08,425 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:01:08,502 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:01:09,429 INFO L134 CoverageAnalysis]: Checked inductivity of 2594 backedges. 1123 proven. 1443 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-06-06 22:01:09,429 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:01:09,429 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [527840648] [2021-06-06 22:01:09,430 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [527840648] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:01:09,430 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [3349833] [2021-06-06 22:01:09,430 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 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 [2021-06-06 22:01:09,496 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 22:01:09,496 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:01:09,499 INFO L263 TraceCheckSpWp]: Trace formula consists of 389 conjuncts, 148 conjunts are in the unsatisfiable core [2021-06-06 22:01:09,501 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:01:13,114 INFO L134 CoverageAnalysis]: Checked inductivity of 2594 backedges. 686 proven. 1908 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:01:13,114 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [3349833] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:01:13,114 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:01:13,114 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [50, 78] total 126 [2021-06-06 22:01:13,115 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2070169181] [2021-06-06 22:01:13,115 INFO L462 AbstractCegarLoop]: Interpolant automaton has 127 states [2021-06-06 22:01:13,115 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:01:13,115 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 127 interpolants. [2021-06-06 22:01:13,118 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1920, Invalid=14082, Unknown=0, NotChecked=0, Total=16002 [2021-06-06 22:01:13,118 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:01:13,118 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:01:13,118 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 127 states, 127 states have (on average 2.251968503937008) internal successors, (286), 126 states have internal predecessors, (286), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 22:01:13,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:01:13,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:01:13,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:01:13,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:01:13,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:01:13,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 22:01:13,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 22:01:13,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-06 22:01:13,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 22:01:13,118 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-06 22:01:13,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 22:01:13,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-06-06 22:01:13,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2021-06-06 22:01:13,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 22:01:13,119 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:01:21,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:01:21,691 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:01:21,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:01:21,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:01:21,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:01:21,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 22:01:21,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 22:01:21,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-06 22:01:21,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 22:01:21,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-06 22:01:21,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 22:01:21,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-06-06 22:01:21,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2021-06-06 22:01:21,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 22:01:21,692 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 155 states. [2021-06-06 22:01:21,893 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable34,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:01:21,893 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:01:21,893 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:01:21,893 INFO L82 PathProgramCache]: Analyzing trace with hash -907952395, now seen corresponding path program 15 times [2021-06-06 22:01:21,893 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:01:21,893 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [765936581] [2021-06-06 22:01:21,893 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:01:21,944 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:01:23,885 INFO L134 CoverageAnalysis]: Checked inductivity of 2665 backedges. 1296 proven. 1369 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:01:23,886 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:01:23,886 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [765936581] [2021-06-06 22:01:23,886 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [765936581] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:01:23,886 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [875538689] [2021-06-06 22:01:23,886 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 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 [2021-06-06 22:01:24,007 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 38 check-sat command(s) [2021-06-06 22:01:24,007 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:01:24,011 INFO L263 TraceCheckSpWp]: Trace formula consists of 394 conjuncts, 152 conjunts are in the unsatisfiable core [2021-06-06 22:01:24,012 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:01:28,591 INFO L134 CoverageAnalysis]: Checked inductivity of 2665 backedges. 1296 proven. 1369 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:01:28,591 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [875538689] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:01:28,591 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:01:28,591 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [78, 79] total 155 [2021-06-06 22:01:28,592 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [334707629] [2021-06-06 22:01:28,592 INFO L462 AbstractCegarLoop]: Interpolant automaton has 156 states [2021-06-06 22:01:28,592 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:01:28,593 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 156 interpolants. [2021-06-06 22:01:28,597 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3975, Invalid=20205, Unknown=0, NotChecked=0, Total=24180 [2021-06-06 22:01:28,597 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:01:28,597 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:01:28,597 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 156 states, 156 states have (on average 2.019230769230769) internal successors, (315), 155 states have internal predecessors, (315), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 22:01:28,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:01:28,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:01:28,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:01:28,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:01:28,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:01:28,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 22:01:28,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 22:01:28,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-06 22:01:28,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 22:01:28,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-06 22:01:28,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 22:01:28,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-06-06 22:01:28,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2021-06-06 22:01:28,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 22:01:28,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 155 states. [2021-06-06 22:01:28,598 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:01:50,787 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:01:50,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:01:50,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:01:50,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:01:50,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:01:50,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 22:01:50,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 22:01:50,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-06 22:01:50,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 22:01:50,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-06 22:01:50,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 22:01:50,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-06-06 22:01:50,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2021-06-06 22:01:50,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 22:01:50,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2021-06-06 22:01:50,788 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 299 states. [2021-06-06 22:01:50,989 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable35 [2021-06-06 22:01:50,989 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:01:50,989 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:01:50,990 INFO L82 PathProgramCache]: Analyzing trace with hash 982585155, now seen corresponding path program 16 times [2021-06-06 22:01:50,990 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:01:50,990 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2027189351] [2021-06-06 22:01:50,990 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:01:51,314 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:01:52,361 INFO L134 CoverageAnalysis]: Checked inductivity of 8450 backedges. 1 proven. 8338 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-06-06 22:01:52,361 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:01:52,361 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2027189351] [2021-06-06 22:01:52,361 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2027189351] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:01:52,361 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [289397174] [2021-06-06 22:01:52,361 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 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 [2021-06-06 22:01:52,517 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 22:01:52,517 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:01:52,522 INFO L263 TraceCheckSpWp]: Trace formula consists of 679 conjuncts, 263 conjunts are in the unsatisfiable core [2021-06-06 22:01:52,525 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:01:52,951 INFO L134 CoverageAnalysis]: Checked inductivity of 8450 backedges. 0 proven. 8339 refuted. 0 times theorem prover too weak. 111 trivial. 0 not checked. [2021-06-06 22:01:52,951 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [289397174] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:01:52,951 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:01:52,951 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [42, 41] total 42 [2021-06-06 22:01:52,951 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2113873427] [2021-06-06 22:01:52,951 INFO L462 AbstractCegarLoop]: Interpolant automaton has 42 states [2021-06-06 22:01:52,951 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:01:52,952 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 42 interpolants. [2021-06-06 22:01:52,952 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=83, Invalid=1639, Unknown=0, NotChecked=0, Total=1722 [2021-06-06 22:01:52,952 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:01:52,952 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:01:52,952 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 42 states, 42 states have (on average 4.0476190476190474) internal successors, (170), 42 states have internal predecessors, (170), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 22:01:52,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:01:52,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:01:52,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:01:52,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:01:52,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:01:52,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 22:01:52,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 22:01:52,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-06 22:01:52,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 22:01:52,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-06 22:01:52,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 22:01:52,952 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-06-06 22:01:52,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2021-06-06 22:01:52,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 22:01:52,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2021-06-06 22:01:52,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 299 states. [2021-06-06 22:01:52,953 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:01:54,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:01:54,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:01:54,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:01:54,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:01:54,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:01:54,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 22:01:54,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 22:01:54,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-06 22:01:54,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 22:01:54,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-06 22:01:54,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 22:01:54,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-06-06 22:01:54,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2021-06-06 22:01:54,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 22:01:54,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2021-06-06 22:01:54,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 299 states. [2021-06-06 22:01:54,049 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-06 22:01:54,250 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable55,17 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:01:54,250 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:01:54,250 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:01:54,250 INFO L82 PathProgramCache]: Analyzing trace with hash 440139839, now seen corresponding path program 17 times [2021-06-06 22:01:54,250 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:01:54,250 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [188528631] [2021-06-06 22:01:54,250 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:01:54,415 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:01:56,650 INFO L134 CoverageAnalysis]: Checked inductivity of 8714 backedges. 3627 proven. 5033 refuted. 0 times theorem prover too weak. 54 trivial. 0 not checked. [2021-06-06 22:01:56,650 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:01:56,650 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [188528631] [2021-06-06 22:01:56,651 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [188528631] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:01:56,651 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [511785799] [2021-06-06 22:01:56,651 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 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 [2021-06-06 22:01:56,876 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 41 check-sat command(s) [2021-06-06 22:01:56,876 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:01:56,882 INFO L263 TraceCheckSpWp]: Trace formula consists of 689 conjuncts, 268 conjunts are in the unsatisfiable core [2021-06-06 22:01:56,885 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:02:06,585 INFO L134 CoverageAnalysis]: Checked inductivity of 8714 backedges. 2223 proven. 6491 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:02:06,585 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [511785799] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:02:06,585 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:02:06,585 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [83, 138] total 219 [2021-06-06 22:02:06,585 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1831010387] [2021-06-06 22:02:06,586 INFO L462 AbstractCegarLoop]: Interpolant automaton has 220 states [2021-06-06 22:02:06,586 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:02:06,586 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 220 interpolants. [2021-06-06 22:02:06,588 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5443, Invalid=42737, Unknown=0, NotChecked=0, Total=48180 [2021-06-06 22:02:06,588 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:02:06,588 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:02:06,589 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 220 states, 220 states have (on average 2.2636363636363637) internal successors, (498), 219 states have internal predecessors, (498), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 22:02:06,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:02:06,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:02:06,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:02:06,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:02:06,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:02:06,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 22:02:06,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 22:02:06,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-06 22:02:06,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 22:02:06,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-06 22:02:06,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 22:02:06,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-06-06 22:02:06,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2021-06-06 22:02:06,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 22:02:06,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2021-06-06 22:02:06,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 299 states. [2021-06-06 22:02:06,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-06 22:02:06,589 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:02:35,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:02:35,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:02:35,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:02:35,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:02:35,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:02:35,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 22:02:35,479 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 22:02:35,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-06 22:02:35,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 22:02:35,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-06 22:02:35,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 22:02:35,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-06-06 22:02:35,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2021-06-06 22:02:35,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 22:02:35,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2021-06-06 22:02:35,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 307 states. [2021-06-06 22:02:35,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-06 22:02:35,480 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 285 states. [2021-06-06 22:02:35,681 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable56 [2021-06-06 22:02:35,681 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:02:35,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:02:35,681 INFO L82 PathProgramCache]: Analyzing trace with hash -395107427, now seen corresponding path program 18 times [2021-06-06 22:02:35,681 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:02:35,681 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1985275957] [2021-06-06 22:02:35,681 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:02:35,916 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:02:39,297 INFO L134 CoverageAnalysis]: Checked inductivity of 11185 backedges. 5581 proven. 5578 refuted. 0 times theorem prover too weak. 26 trivial. 0 not checked. [2021-06-06 22:02:39,297 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:02:39,297 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1985275957] [2021-06-06 22:02:39,297 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1985275957] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:02:39,297 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1038625913] [2021-06-06 22:02:39,297 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 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 [2021-06-06 22:02:39,724 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 69 check-sat command(s) [2021-06-06 22:02:39,725 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:02:39,734 INFO L263 TraceCheckSpWp]: Trace formula consists of 774 conjuncts, 322 conjunts are in the unsatisfiable core [2021-06-06 22:02:39,738 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:02:53,253 INFO L134 CoverageAnalysis]: Checked inductivity of 11185 backedges. 4645 proven. 6540 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:02:53,253 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1038625913] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:02:53,253 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:02:53,254 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [102, 155] total 255 [2021-06-06 22:02:53,254 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1985988525] [2021-06-06 22:02:53,254 INFO L462 AbstractCegarLoop]: Interpolant automaton has 256 states [2021-06-06 22:02:53,254 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:02:53,255 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 256 interpolants. [2021-06-06 22:02:53,257 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7805, Invalid=57475, Unknown=0, NotChecked=0, Total=65280 [2021-06-06 22:02:53,257 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:02:53,257 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:02:53,258 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 256 states, 256 states have (on average 2.3203125) internal successors, (594), 255 states have internal predecessors, (594), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 22:02:53,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:02:53,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:02:53,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:02:53,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:02:53,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:02:53,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 22:02:53,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 22:02:53,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-06 22:02:53,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 22:02:53,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-06 22:02:53,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 22:02:53,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-06-06 22:02:53,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2021-06-06 22:02:53,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 22:02:53,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2021-06-06 22:02:53,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 307 states. [2021-06-06 22:02:53,258 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-06 22:02:53,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 285 states. [2021-06-06 22:02:53,259 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:03:27,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:03:27,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:03:27,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:03:27,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:03:27,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:03:27,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 22:03:27,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 22:03:27,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-06 22:03:27,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 22:03:27,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-06 22:03:27,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 22:03:27,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-06-06 22:03:27,034 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2021-06-06 22:03:27,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 22:03:27,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2021-06-06 22:03:27,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 341 states. [2021-06-06 22:03:27,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-06 22:03:27,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 310 states. [2021-06-06 22:03:27,035 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 280 states. [2021-06-06 22:03:27,235 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable57 [2021-06-06 22:03:27,236 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:03:27,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:03:27,236 INFO L82 PathProgramCache]: Analyzing trace with hash 419245251, now seen corresponding path program 19 times [2021-06-06 22:03:27,236 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:03:27,236 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [411698530] [2021-06-06 22:03:27,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:03:27,785 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:03:30,999 INFO L134 CoverageAnalysis]: Checked inductivity of 13122 backedges. 1 proven. 13119 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-06 22:03:30,999 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:03:30,999 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [411698530] [2021-06-06 22:03:31,000 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [411698530] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:03:31,000 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [417071679] [2021-06-06 22:03:31,000 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 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 [2021-06-06 22:03:31,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:03:31,149 INFO L263 TraceCheckSpWp]: Trace formula consists of 839 conjuncts, 327 conjunts are in the unsatisfiable core [2021-06-06 22:03:31,152 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:03:31,639 INFO L134 CoverageAnalysis]: Checked inductivity of 13122 backedges. 0 proven. 13120 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2021-06-06 22:03:31,639 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [417071679] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:03:31,639 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:03:31,639 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [85, 84] total 85 [2021-06-06 22:03:31,640 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1442396168] [2021-06-06 22:03:31,640 INFO L462 AbstractCegarLoop]: Interpolant automaton has 85 states [2021-06-06 22:03:31,640 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:03:31,640 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 85 interpolants. [2021-06-06 22:03:31,640 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=169, Invalid=6971, Unknown=0, NotChecked=0, Total=7140 [2021-06-06 22:03:31,640 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:03:31,641 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:03:31,641 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 85 states, 85 states have (on average 4.023529411764706) internal successors, (342), 85 states have internal predecessors, (342), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 22:03:31,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:03:31,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:03:31,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:03:31,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:03:31,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:03:31,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 22:03:31,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 22:03:31,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-06 22:03:31,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 22:03:31,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-06 22:03:31,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 22:03:31,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-06-06 22:03:31,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2021-06-06 22:03:31,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 22:03:31,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2021-06-06 22:03:31,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 341 states. [2021-06-06 22:03:31,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-06 22:03:31,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 310 states. [2021-06-06 22:03:31,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 280 states. [2021-06-06 22:03:31,641 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:03:53,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:03:53,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:03:53,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:03:53,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:03:53,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:03:53,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 22:03:53,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 22:03:53,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-06 22:03:53,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 22:03:53,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-06 22:03:53,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 22:03:53,653 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-06-06 22:03:53,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2021-06-06 22:03:53,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 22:03:53,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2021-06-06 22:03:53,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 341 states. [2021-06-06 22:03:53,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-06 22:03:53,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 334 states. [2021-06-06 22:03:53,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 422 states. [2021-06-06 22:03:53,654 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-06 22:03:53,854 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable73,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:03:53,855 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:03:53,855 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:03:53,855 INFO L82 PathProgramCache]: Analyzing trace with hash -284037773, now seen corresponding path program 20 times [2021-06-06 22:03:53,855 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:03:53,855 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [875444711] [2021-06-06 22:03:53,855 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:03:54,659 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:04:01,911 INFO L134 CoverageAnalysis]: Checked inductivity of 27380 backedges. 11699 proven. 15607 refuted. 0 times theorem prover too weak. 74 trivial. 0 not checked. [2021-06-06 22:04:01,911 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:04:01,911 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [875444711] [2021-06-06 22:04:01,911 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [875444711] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:04:01,911 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1672203488] [2021-06-06 22:04:01,911 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 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 [2021-06-06 22:04:02,146 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 22:04:02,147 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:04:02,157 INFO L263 TraceCheckSpWp]: Trace formula consists of 1199 conjuncts, 472 conjunts are in the unsatisfiable core [2021-06-06 22:04:02,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:04:31,078 INFO L134 CoverageAnalysis]: Checked inductivity of 27380 backedges. 7846 proven. 19534 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:04:31,078 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1672203488] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:04:31,078 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:04:31,078 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [156, 240] total 394 [2021-06-06 22:04:31,078 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1660845429] [2021-06-06 22:04:31,079 INFO L462 AbstractCegarLoop]: Interpolant automaton has 395 states [2021-06-06 22:04:31,079 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:04:31,081 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 395 interpolants. [2021-06-06 22:04:31,085 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=17216, Invalid=138414, Unknown=0, NotChecked=0, Total=155630 [2021-06-06 22:04:31,086 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:04:31,086 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:04:31,086 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 395 states, 395 states have (on average 2.248101265822785) internal successors, (888), 394 states have internal predecessors, (888), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 22:04:31,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:04:31,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:04:31,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:04:31,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:04:31,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:04:31,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 22:04:31,086 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 22:04:31,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-06 22:04:31,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 22:04:31,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-06 22:04:31,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 22:04:31,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-06-06 22:04:31,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2021-06-06 22:04:31,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 22:04:31,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2021-06-06 22:04:31,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 341 states. [2021-06-06 22:04:31,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-06 22:04:31,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 334 states. [2021-06-06 22:04:31,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 422 states. [2021-06-06 22:04:31,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-06 22:04:31,087 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:05:57,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:05:57,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:05:57,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:05:57,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:05:57,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:05:57,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 22:05:57,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 22:05:57,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-06 22:05:57,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 22:05:57,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-06 22:05:57,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 22:05:57,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-06-06 22:05:57,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2021-06-06 22:05:57,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 22:05:57,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2021-06-06 22:05:57,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 341 states. [2021-06-06 22:05:57,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-06 22:05:57,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 334 states. [2021-06-06 22:05:57,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 422 states. [2021-06-06 22:05:57,188 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-06 22:05:57,189 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 494 states. [2021-06-06 22:05:57,389 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable74 [2021-06-06 22:05:57,389 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:05:57,389 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:05:57,390 INFO L82 PathProgramCache]: Analyzing trace with hash -1883942031, now seen corresponding path program 21 times [2021-06-06 22:05:57,390 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:05:57,390 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [840742495] [2021-06-06 22:05:57,390 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:05:58,227 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:06:14,579 INFO L134 CoverageAnalysis]: Checked inductivity of 27613 backedges. 13689 proven. 13924 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:06:14,580 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:06:14,580 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [840742495] [2021-06-06 22:06:14,580 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [840742495] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:06:14,580 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [950921299] [2021-06-06 22:06:14,580 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 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 [2021-06-06 22:06:15,894 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 119 check-sat command(s) [2021-06-06 22:06:15,895 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:06:15,906 INFO L263 TraceCheckSpWp]: Trace formula consists of 1204 conjuncts, 493 conjunts are in the unsatisfiable core [2021-06-06 22:06:15,911 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:06:52,817 INFO L134 CoverageAnalysis]: Checked inductivity of 27613 backedges. 13689 proven. 13924 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 22:06:52,817 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [950921299] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:06:52,817 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:06:52,818 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [240, 241] total 479 [2021-06-06 22:06:52,818 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [740293086] [2021-06-06 22:06:52,818 INFO L462 AbstractCegarLoop]: Interpolant automaton has 480 states [2021-06-06 22:06:52,818 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:06:52,821 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 480 interpolants. [2021-06-06 22:06:52,828 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=36537, Invalid=193383, Unknown=0, NotChecked=0, Total=229920 [2021-06-06 22:06:52,828 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:06:52,828 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:06:52,829 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 480 states, 480 states have (on average 2.00625) internal successors, (963), 479 states have internal predecessors, (963), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 22:06:52,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:06:52,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:06:52,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:06:52,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:06:52,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:06:52,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 22:06:52,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 22:06:52,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-06 22:06:52,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 22:06:52,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-06 22:06:52,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 22:06:52,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-06-06 22:06:52,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2021-06-06 22:06:52,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 22:06:52,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2021-06-06 22:06:52,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 341 states. [2021-06-06 22:06:52,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-06 22:06:52,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 334 states. [2021-06-06 22:06:52,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 422 states. [2021-06-06 22:06:52,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-06 22:06:52,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 494 states. [2021-06-06 22:06:52,829 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:10:26,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:10:26,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:10:26,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:10:26,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:10:26,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:10:26,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 22:10:26,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 22:10:26,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-06 22:10:26,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 22:10:26,562 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-06 22:10:26,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 22:10:26,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-06-06 22:10:26,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2021-06-06 22:10:26,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 22:10:26,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2021-06-06 22:10:26,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 341 states. [2021-06-06 22:10:26,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-06 22:10:26,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 334 states. [2021-06-06 22:10:26,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 422 states. [2021-06-06 22:10:26,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-06 22:10:26,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 494 states. [2021-06-06 22:10:26,563 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 1040 states. [2021-06-06 22:10:26,764 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable124 [2021-06-06 22:10:26,764 INFO L430 AbstractCegarLoop]: === Iteration 23 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:10:26,764 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:10:26,765 INFO L82 PathProgramCache]: Analyzing trace with hash 376634735, now seen corresponding path program 22 times [2021-06-06 22:10:26,765 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:10:26,765 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1674732910] [2021-06-06 22:10:26,765 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:10:36,260 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:10:48,512 INFO L134 CoverageAnalysis]: Checked inductivity of 105800 backedges. 1 proven. 105352 refuted. 0 times theorem prover too weak. 447 trivial. 0 not checked. [2021-06-06 22:10:48,512 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:10:48,512 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1674732910] [2021-06-06 22:10:48,512 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1674732910] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:10:48,512 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [240418028] [2021-06-06 22:10:48,512 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 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 [2021-06-06 22:10:49,078 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 22:10:49,079 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:10:49,123 INFO L263 TraceCheckSpWp]: Trace formula consists of 2329 conjuncts, 682 conjunts are in the unsatisfiable core [2021-06-06 22:10:49,131 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 22:11:04,480 INFO L134 CoverageAnalysis]: Checked inductivity of 105800 backedges. 14569 proven. 91203 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-06-06 22:11:04,481 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [240418028] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:11:04,481 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 22:11:04,481 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [123, 242] total 244 [2021-06-06 22:11:04,481 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [265484815] [2021-06-06 22:11:04,482 INFO L462 AbstractCegarLoop]: Interpolant automaton has 244 states [2021-06-06 22:11:04,482 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 22:11:04,483 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 244 interpolants. [2021-06-06 22:11:04,484 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15124, Invalid=44168, Unknown=0, NotChecked=0, Total=59292 [2021-06-06 22:11:04,484 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:11:04,484 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 22:11:04,485 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 244 states, 244 states have (on average 3.9098360655737703) internal successors, (954), 244 states have internal predecessors, (954), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 22:11:04,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:11:04,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:11:04,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:11:04,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:11:04,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:11:04,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 33 states. [2021-06-06 22:11:04,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 22:11:04,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 51 states. [2021-06-06 22:11:04,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 22:11:04,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 90 states. [2021-06-06 22:11:04,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 22:11:04,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 98 states. [2021-06-06 22:11:04,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 130 states. [2021-06-06 22:11:04,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 26 states. [2021-06-06 22:11:04,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 189 states. [2021-06-06 22:11:04,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 341 states. [2021-06-06 22:11:04,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 41 states. [2021-06-06 22:11:04,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 334 states. [2021-06-06 22:11:04,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 422 states. [2021-06-06 22:11:04,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 84 states. [2021-06-06 22:11:04,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 494 states. [2021-06-06 22:11:04,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 1040 states. [2021-06-06 22:11:04,485 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 22:11:12,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-06-06 22:11:12,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 22:11:12,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 22:11:12,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2021-06-06 22:11:12,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2021-06-06 22:11:12,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2021-06-06 22:11:12,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 22:11:12,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 51 states. [2021-06-06 22:11:12,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 22:11:12,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 90 states. [2021-06-06 22:11:12,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 22:11:12,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 98 states. [2021-06-06 22:11:12,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 130 states. [2021-06-06 22:11:12,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 26 states. [2021-06-06 22:11:12,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 189 states. [2021-06-06 22:11:12,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 341 states. [2021-06-06 22:11:12,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 41 states. [2021-06-06 22:11:12,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 334 states. [2021-06-06 22:11:12,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 422 states. [2021-06-06 22:11:12,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 84 states. [2021-06-06 22:11:12,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 494 states. [2021-06-06 22:11:12,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 1040 states. [2021-06-06 22:11:12,320 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 125 states. [2021-06-06 22:11:12,542 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable140,23 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:11:12,542 INFO L430 AbstractCegarLoop]: === Iteration 24 === [ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 22:11:12,542 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 22:11:12,543 INFO L82 PathProgramCache]: Analyzing trace with hash 528275563, now seen corresponding path program 23 times [2021-06-06 22:11:12,543 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 22:11:12,543 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1417390303] [2021-06-06 22:11:12,543 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 22:11:16,627 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 22:11:33,915 INFO L134 CoverageAnalysis]: Checked inductivity of 106724 backedges. 41040 proven. 65462 refuted. 0 times theorem prover too weak. 222 trivial. 0 not checked. [2021-06-06 22:11:33,915 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 22:11:33,915 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1417390303] [2021-06-06 22:11:33,915 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1417390303] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 22:11:33,915 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1303815416] [2021-06-06 22:11:33,915 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 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 [2021-06-06 22:11:36,916 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 122 check-sat command(s) [2021-06-06 22:11:36,917 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 22:11:36,946 INFO L263 TraceCheckSpWp]: Trace formula consists of 2339 conjuncts, 929 conjunts are in the unsatisfiable core [2021-06-06 22:11:36,972 INFO L286 TraceCheckSpWp]: Computing forward predicates... Received shutdown request... [2021-06-06 22:13:09,573 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable274,24 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 22:13:09,573 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-06 22:13:09,587 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-06 22:13:09,588 WARN L196 ceAbstractionStarter]: Timeout [2021-06-06 22:13:09,590 INFO L202 PluginConnector]: Adding new model nonblocking-cntr.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.06 10:13:09 BasicIcfg [2021-06-06 22:13:09,590 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-06 22:13:09,590 INFO L168 Benchmark]: Toolchain (without parser) took 753090.04 ms. Allocated memory was 346.0 MB in the beginning and 4.3 GB in the end (delta: 4.0 GB). Free memory was 325.4 MB in the beginning and 1.9 GB in the end (delta: -1.6 GB). Peak memory consumption was 2.4 GB. Max. memory is 16.0 GB. [2021-06-06 22:13:09,590 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.10 ms. Allocated memory is still 346.0 MB. Free memory was 326.6 MB in the beginning and 326.5 MB in the end (delta: 76.6 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 22:13:09,590 INFO L168 Benchmark]: Boogie Procedure Inliner took 20.27 ms. Allocated memory is still 346.0 MB. Free memory was 325.4 MB in the beginning and 323.9 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 22:13:09,590 INFO L168 Benchmark]: Boogie Preprocessor took 13.27 ms. Allocated memory is still 346.0 MB. Free memory was 323.9 MB in the beginning and 323.0 MB in the end (delta: 921.2 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-06 22:13:09,590 INFO L168 Benchmark]: RCFGBuilder took 258.35 ms. Allocated memory is still 346.0 MB. Free memory was 322.9 MB in the beginning and 311.8 MB in the end (delta: 11.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.0 GB. [2021-06-06 22:13:09,590 INFO L168 Benchmark]: TraceAbstraction took 752793.53 ms. Allocated memory was 346.0 MB in the beginning and 4.3 GB in the end (delta: 4.0 GB). Free memory was 311.3 MB in the beginning and 1.9 GB in the end (delta: -1.6 GB). Peak memory consumption was 2.4 GB. Max. memory is 16.0 GB. [2021-06-06 22:13:09,592 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * Boogie PL CUP Parser took 0.10 ms. Allocated memory is still 346.0 MB. Free memory was 326.6 MB in the beginning and 326.5 MB in the end (delta: 76.6 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 20.27 ms. Allocated memory is still 346.0 MB. Free memory was 325.4 MB in the beginning and 323.9 MB in the end (delta: 1.4 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 13.27 ms. Allocated memory is still 346.0 MB. Free memory was 323.9 MB in the beginning and 323.0 MB in the end (delta: 921.2 kB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 258.35 ms. Allocated memory is still 346.0 MB. Free memory was 322.9 MB in the beginning and 311.8 MB in the end (delta: 11.2 MB). Peak memory consumption was 10.5 MB. Max. memory is 16.0 GB. * TraceAbstraction took 752793.53 ms. Allocated memory was 346.0 MB in the beginning and 4.3 GB in the end (delta: 4.0 GB). Free memory was 311.3 MB in the beginning and 1.9 GB in the end (delta: -1.6 GB). Peak memory consumption was 2.4 GB. Max. memory is 16.0 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: Independence relation benchmarks ThreadSeparatingIndependenceRelation.Independence Queries: [ total: 10833, positive: 7675, positive conditional: 7675, positive unconditional: 0, negative: 3158, negative conditional: 3158, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 8114, positive: 7675, positive conditional: 7675, positive unconditional: 0, negative: 439, negative conditional: 439, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 8114, positive: 6476, positive conditional: 0, positive unconditional: 6476, negative: 1638, negative conditional: 0, negative unconditional: 1638, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 27, positive: 26, positive conditional: 0, positive unconditional: 26, 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: 27, positive: 26, positive conditional: 0, positive unconditional: 26, 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: 610, positive: 115, positive conditional: 115, positive unconditional: 0, negative: 495, negative conditional: 494, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 992, positive: 152, positive conditional: 152, positive unconditional: 0, negative: 840, negative conditional: 793, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 8114, positive: 6450, positive conditional: 0, positive unconditional: 6450, negative: 1637, negative conditional: 0, negative unconditional: 1637, unknown: 27, unknown conditional: 0, unknown unconditional: 27] , Statistics on independence cache: Total cache size (in pairs): 636, Positive cache size: 141, Positive conditional cache size: 115, Positive unconditional cache size: 26, Negative cache size: 495, Negative conditional cache size: 494, Negative unconditional cache size: 1, SemanticConditionEliminator.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 610, positive: 115, positive conditional: 115, positive unconditional: 0, negative: 495, negative conditional: 494, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 992, positive: 152, positive conditional: 152, positive unconditional: 0, negative: 840, negative conditional: 793, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19363, positive: 1084, positive conditional: 1084, positive unconditional: 0, negative: 17670, negative conditional: 10668, negative unconditional: 7002, unknown: 609, unknown conditional: 609, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 636, Positive cache size: 141, Positive conditional cache size: 115, Positive unconditional cache size: 26, Negative cache size: 495, Negative conditional cache size: 494, Negative unconditional cache size: 1, Eliminated conditions: 7002, SemanticConditionEliminator.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 610, positive: 115, positive conditional: 115, positive unconditional: 0, negative: 495, negative conditional: 494, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 992, positive: 152, positive conditional: 152, positive unconditional: 0, negative: 840, negative conditional: 793, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19363, positive: 1084, positive conditional: 1084, positive unconditional: 0, negative: 17670, negative conditional: 10668, negative unconditional: 7002, unknown: 609, unknown conditional: 609, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 636, Positive cache size: 141, Positive conditional cache size: 115, Positive unconditional cache size: 26, Negative cache size: 495, Negative conditional cache size: 494, Negative unconditional cache size: 1, Eliminated conditions: 7002, SemanticConditionEliminator.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 610, positive: 115, positive conditional: 115, positive unconditional: 0, negative: 495, negative conditional: 494, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 992, positive: 152, positive conditional: 152, positive unconditional: 0, negative: 840, negative conditional: 793, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19363, positive: 1084, positive conditional: 1084, positive unconditional: 0, negative: 17670, negative conditional: 10668, negative unconditional: 7002, unknown: 609, unknown conditional: 609, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 636, Positive cache size: 141, Positive conditional cache size: 115, Positive unconditional cache size: 26, Negative cache size: 495, Negative conditional cache size: 494, Negative unconditional cache size: 1, Eliminated conditions: 7002, SemanticConditionEliminator.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 610, positive: 115, positive conditional: 115, positive unconditional: 0, negative: 495, negative conditional: 494, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 992, positive: 152, positive conditional: 152, positive unconditional: 0, negative: 840, negative conditional: 793, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19363, positive: 1084, positive conditional: 1084, positive unconditional: 0, negative: 17670, negative conditional: 10668, negative unconditional: 7002, unknown: 609, unknown conditional: 609, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 636, Positive cache size: 141, Positive conditional cache size: 115, Positive unconditional cache size: 26, Negative cache size: 495, Negative conditional cache size: 494, Negative unconditional cache size: 1, Eliminated conditions: 7002, SemanticConditionEliminator.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 610, positive: 115, positive conditional: 115, positive unconditional: 0, negative: 495, negative conditional: 494, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 992, positive: 152, positive conditional: 152, positive unconditional: 0, negative: 840, negative conditional: 793, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19363, positive: 1084, positive conditional: 1084, positive unconditional: 0, negative: 17670, negative conditional: 10668, negative unconditional: 7002, unknown: 609, unknown conditional: 609, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 636, Positive cache size: 141, Positive conditional cache size: 115, Positive unconditional cache size: 26, Negative cache size: 495, Negative conditional cache size: 494, Negative unconditional cache size: 1, Eliminated conditions: 7002, SemanticConditionEliminator.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 610, positive: 115, positive conditional: 115, positive unconditional: 0, negative: 495, negative conditional: 494, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 992, positive: 152, positive conditional: 152, positive unconditional: 0, negative: 840, negative conditional: 793, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19363, positive: 1084, positive conditional: 1084, positive unconditional: 0, negative: 17670, negative conditional: 10668, negative unconditional: 7002, unknown: 609, unknown conditional: 609, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 636, Positive cache size: 141, Positive conditional cache size: 115, Positive unconditional cache size: 26, Negative cache size: 495, Negative conditional cache size: 494, Negative unconditional cache size: 1, Eliminated conditions: 7002, SemanticConditionEliminator.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 610, positive: 115, positive conditional: 115, positive unconditional: 0, negative: 495, negative conditional: 494, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 992, positive: 152, positive conditional: 152, positive unconditional: 0, negative: 840, negative conditional: 793, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19363, positive: 1084, positive conditional: 1084, positive unconditional: 0, negative: 17670, negative conditional: 10668, negative unconditional: 7002, unknown: 609, unknown conditional: 609, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 636, Positive cache size: 141, Positive conditional cache size: 115, Positive unconditional cache size: 26, Negative cache size: 495, Negative conditional cache size: 494, Negative unconditional cache size: 1, Eliminated conditions: 7002, SemanticConditionEliminator.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 610, positive: 115, positive conditional: 115, positive unconditional: 0, negative: 495, negative conditional: 494, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 992, positive: 152, positive conditional: 152, positive unconditional: 0, negative: 840, negative conditional: 793, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19363, positive: 1084, positive conditional: 1084, positive unconditional: 0, negative: 17670, negative conditional: 10668, negative unconditional: 7002, unknown: 609, unknown conditional: 609, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 636, Positive cache size: 141, Positive conditional cache size: 115, Positive unconditional cache size: 26, Negative cache size: 495, Negative conditional cache size: 494, Negative unconditional cache size: 1, Eliminated conditions: 7002, SemanticConditionEliminator.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 610, positive: 115, positive conditional: 115, positive unconditional: 0, negative: 495, negative conditional: 494, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 992, positive: 152, positive conditional: 152, positive unconditional: 0, negative: 840, negative conditional: 793, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19363, positive: 1084, positive conditional: 1084, positive unconditional: 0, negative: 17670, negative conditional: 10668, negative unconditional: 7002, unknown: 609, unknown conditional: 609, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 636, Positive cache size: 141, Positive conditional cache size: 115, Positive unconditional cache size: 26, Negative cache size: 495, Negative conditional cache size: 494, Negative unconditional cache size: 1, Eliminated conditions: 7002, SemanticConditionEliminator.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 610, positive: 115, positive conditional: 115, positive unconditional: 0, negative: 495, negative conditional: 494, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 992, positive: 152, positive conditional: 152, positive unconditional: 0, negative: 840, negative conditional: 793, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19363, positive: 1084, positive conditional: 1084, positive unconditional: 0, negative: 17670, negative conditional: 10668, negative unconditional: 7002, unknown: 609, unknown conditional: 609, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 636, Positive cache size: 141, Positive conditional cache size: 115, Positive unconditional cache size: 26, Negative cache size: 495, Negative conditional cache size: 494, Negative unconditional cache size: 1, Eliminated conditions: 7002, SemanticConditionEliminator.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 610, positive: 115, positive conditional: 115, positive unconditional: 0, negative: 495, negative conditional: 494, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 992, positive: 152, positive conditional: 152, positive unconditional: 0, negative: 840, negative conditional: 793, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19363, positive: 1084, positive conditional: 1084, positive unconditional: 0, negative: 17670, negative conditional: 10668, negative unconditional: 7002, unknown: 609, unknown conditional: 609, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 636, Positive cache size: 141, Positive conditional cache size: 115, Positive unconditional cache size: 26, Negative cache size: 495, Negative conditional cache size: 494, Negative unconditional cache size: 1, Eliminated conditions: 7002, SemanticConditionEliminator.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 610, positive: 115, positive conditional: 115, positive unconditional: 0, negative: 495, negative conditional: 494, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 992, positive: 152, positive conditional: 152, positive unconditional: 0, negative: 840, negative conditional: 793, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19363, positive: 1084, positive conditional: 1084, positive unconditional: 0, negative: 17670, negative conditional: 10668, negative unconditional: 7002, unknown: 609, unknown conditional: 609, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 636, Positive cache size: 141, Positive conditional cache size: 115, Positive unconditional cache size: 26, Negative cache size: 495, Negative conditional cache size: 494, Negative unconditional cache size: 1, Eliminated conditions: 7002, SemanticConditionEliminator.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 610, positive: 115, positive conditional: 115, positive unconditional: 0, negative: 495, negative conditional: 494, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 992, positive: 152, positive conditional: 152, positive unconditional: 0, negative: 840, negative conditional: 793, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19363, positive: 1084, positive conditional: 1084, positive unconditional: 0, negative: 17670, negative conditional: 10668, negative unconditional: 7002, unknown: 609, unknown conditional: 609, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 636, Positive cache size: 141, Positive conditional cache size: 115, Positive unconditional cache size: 26, Negative cache size: 495, Negative conditional cache size: 494, Negative unconditional cache size: 1, Eliminated conditions: 7002, SemanticConditionEliminator.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 610, positive: 115, positive conditional: 115, positive unconditional: 0, negative: 495, negative conditional: 494, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 992, positive: 152, positive conditional: 152, positive unconditional: 0, negative: 840, negative conditional: 793, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19363, positive: 1084, positive conditional: 1084, positive unconditional: 0, negative: 17670, negative conditional: 10668, negative unconditional: 7002, unknown: 609, unknown conditional: 609, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 636, Positive cache size: 141, Positive conditional cache size: 115, Positive unconditional cache size: 26, Negative cache size: 495, Negative conditional cache size: 494, Negative unconditional cache size: 1, Eliminated conditions: 7002, SemanticConditionEliminator.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 610, positive: 115, positive conditional: 115, positive unconditional: 0, negative: 495, negative conditional: 494, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 992, positive: 152, positive conditional: 152, positive unconditional: 0, negative: 840, negative conditional: 793, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19363, positive: 1084, positive conditional: 1084, positive unconditional: 0, negative: 17670, negative conditional: 10668, negative unconditional: 7002, unknown: 609, unknown conditional: 609, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 636, Positive cache size: 141, Positive conditional cache size: 115, Positive unconditional cache size: 26, Negative cache size: 495, Negative conditional cache size: 494, Negative unconditional cache size: 1, Eliminated conditions: 7002, SemanticConditionEliminator.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 610, positive: 115, positive conditional: 115, positive unconditional: 0, negative: 495, negative conditional: 494, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 992, positive: 152, positive conditional: 152, positive unconditional: 0, negative: 840, negative conditional: 793, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19363, positive: 1084, positive conditional: 1084, positive unconditional: 0, negative: 17670, negative conditional: 10668, negative unconditional: 7002, unknown: 609, unknown conditional: 609, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 636, Positive cache size: 141, Positive conditional cache size: 115, Positive unconditional cache size: 26, Negative cache size: 495, Negative conditional cache size: 494, Negative unconditional cache size: 1, Eliminated conditions: 7002, SemanticConditionEliminator.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 610, positive: 115, positive conditional: 115, positive unconditional: 0, negative: 495, negative conditional: 494, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 992, positive: 152, positive conditional: 152, positive unconditional: 0, negative: 840, negative conditional: 793, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19363, positive: 1084, positive conditional: 1084, positive unconditional: 0, negative: 17670, negative conditional: 10668, negative unconditional: 7002, unknown: 609, unknown conditional: 609, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 636, Positive cache size: 141, Positive conditional cache size: 115, Positive unconditional cache size: 26, Negative cache size: 495, Negative conditional cache size: 494, Negative unconditional cache size: 1, Eliminated conditions: 7002, SemanticConditionEliminator.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 610, positive: 115, positive conditional: 115, positive unconditional: 0, negative: 495, negative conditional: 494, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 992, positive: 152, positive conditional: 152, positive unconditional: 0, negative: 840, negative conditional: 793, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19363, positive: 1084, positive conditional: 1084, positive unconditional: 0, negative: 17670, negative conditional: 10668, negative unconditional: 7002, unknown: 609, unknown conditional: 609, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 636, Positive cache size: 141, Positive conditional cache size: 115, Positive unconditional cache size: 26, Negative cache size: 495, Negative conditional cache size: 494, Negative unconditional cache size: 1, Eliminated conditions: 7002, SemanticConditionEliminator.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 610, positive: 115, positive conditional: 115, positive unconditional: 0, negative: 495, negative conditional: 494, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 992, positive: 152, positive conditional: 152, positive unconditional: 0, negative: 840, negative conditional: 793, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19363, positive: 1084, positive conditional: 1084, positive unconditional: 0, negative: 17670, negative conditional: 10668, negative unconditional: 7002, unknown: 609, unknown conditional: 609, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 636, Positive cache size: 141, Positive conditional cache size: 115, Positive unconditional cache size: 26, Negative cache size: 495, Negative conditional cache size: 494, Negative unconditional cache size: 1, Eliminated conditions: 7002, SemanticConditionEliminator.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 610, positive: 115, positive conditional: 115, positive unconditional: 0, negative: 495, negative conditional: 494, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 992, positive: 152, positive conditional: 152, positive unconditional: 0, negative: 840, negative conditional: 793, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19363, positive: 1084, positive conditional: 1084, positive unconditional: 0, negative: 17670, negative conditional: 10668, negative unconditional: 7002, unknown: 609, unknown conditional: 609, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 636, Positive cache size: 141, Positive conditional cache size: 115, Positive unconditional cache size: 26, Negative cache size: 495, Negative conditional cache size: 494, Negative unconditional cache size: 1, Eliminated conditions: 7002, SemanticConditionEliminator.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 610, positive: 115, positive conditional: 115, positive unconditional: 0, negative: 495, negative conditional: 494, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 992, positive: 152, positive conditional: 152, positive unconditional: 0, negative: 840, negative conditional: 793, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19363, positive: 1084, positive conditional: 1084, positive unconditional: 0, negative: 17670, negative conditional: 10668, negative unconditional: 7002, unknown: 609, unknown conditional: 609, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 636, Positive cache size: 141, Positive conditional cache size: 115, Positive unconditional cache size: 26, Negative cache size: 495, Negative conditional cache size: 494, Negative unconditional cache size: 1, Eliminated conditions: 7002, SemanticConditionEliminator.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 610, positive: 115, positive conditional: 115, positive unconditional: 0, negative: 495, negative conditional: 494, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 992, positive: 152, positive conditional: 152, positive unconditional: 0, negative: 840, negative conditional: 793, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19363, positive: 1084, positive conditional: 1084, positive unconditional: 0, negative: 17670, negative conditional: 10668, negative unconditional: 7002, unknown: 609, unknown conditional: 609, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 636, Positive cache size: 141, Positive conditional cache size: 115, Positive unconditional cache size: 26, Negative cache size: 495, Negative conditional cache size: 494, Negative unconditional cache size: 1, Eliminated conditions: 7002, SemanticConditionEliminator.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 19363, positive: 1199, positive conditional: 1199, positive unconditional: 0, negative: 18164, negative conditional: 11162, negative unconditional: 7002, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 610, positive: 115, positive conditional: 115, positive unconditional: 0, negative: 495, negative conditional: 494, negative unconditional: 1, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 992, positive: 152, positive conditional: 152, positive unconditional: 0, negative: 840, negative conditional: 793, negative unconditional: 47, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 19363, positive: 1084, positive conditional: 1084, positive unconditional: 0, negative: 17670, negative conditional: 10668, negative unconditional: 7002, unknown: 609, unknown conditional: 609, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 636, Positive cache size: 141, Positive conditional cache size: 115, Positive unconditional cache size: 26, Negative cache size: 495, Negative conditional cache size: 494, Negative unconditional cache size: 1, Eliminated conditions: 7002 ], Maximal queried relation: 23, Independence queries for same thread: 2719 - TimeoutResultAtElement [Line: 50]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while PartialOrderCegarLoop was analyzing trace of length 940 with TraceHistMax 232,while TraceCheckSpWp was constructing forward predicates,while PredicateComparison was comparing new predicate (quantifier-free) to 706 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: 752707.4ms, OverallIterations: 24, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 8.6ms, PartialOrderReductionTime: 441930.7ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 3615, 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: 325.0ms SsaConstructionTime, 15874.8ms SatisfiabilityAnalysisTime, 172512.4ms InterpolantComputationTime, 8192 NumberOfCodeBlocks, 8192 NumberOfCodeBlocksAsserted, 366 NumberOfCheckSat, 8148 ConstructedInterpolants, 0 QuantifiedInterpolants, 65680 SizeOfPredicates, 68 NumberOfNonLiveVariables, 10019 ConjunctsInSsa, 3636 ConjunctsInUnsatCore, 44 InterpolantComputations, 2 PerfectInterpolantSequences, 84535/422090 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