/usr/bin/java -Xmx16000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.jar -data @noDefault -ultimatedata ./data -s ../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe.epf -tc ../../../trunk/examples/toolchains/AutomizerBplInline.xml -i ../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/buffer-series-array.wvr.bpl -------------------------------------------------------------------------------- This is Ultimate 0.2.1-2abb09bbbae98a04ae2fcc735832bfdba44f6fbc-2abb09b [2021-06-06 05:33:12,182 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-06-06 05:33:12,184 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-06-06 05:33:12,222 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... 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[2021-06-06 05:33:12,284 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/concurrent/svcomp-Reach-32bit-Automizer_Default-noMmResRef-POR-DelaySleep-NoLbe.epf [2021-06-06 05:33:12,319 INFO L113 SettingsManager]: Loading preferences was successful [2021-06-06 05:33:12,319 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-06-06 05:33:12,320 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-06-06 05:33:12,320 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-06-06 05:33:12,322 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-06-06 05:33:12,322 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-06-06 05:33:12,322 INFO L138 SettingsManager]: * Use SBE=true [2021-06-06 05:33:12,323 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-06-06 05:33:12,323 INFO L138 SettingsManager]: * sizeof long=4 [2021-06-06 05:33:12,323 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-06-06 05:33:12,324 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-06-06 05:33:12,324 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-06-06 05:33:12,324 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-06-06 05:33:12,324 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-06-06 05:33:12,324 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-06-06 05:33:12,324 INFO L138 SettingsManager]: * sizeof long double=12 [2021-06-06 05:33:12,324 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-06-06 05:33:12,324 INFO L138 SettingsManager]: * Use constant arrays=true [2021-06-06 05:33:12,325 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-06-06 05:33:12,325 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-06-06 05:33:12,325 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-06-06 05:33:12,325 INFO L138 SettingsManager]: * To the following directory=./dump/ [2021-06-06 05:33:12,325 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-06-06 05:33:12,325 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-06-06 05:33:12,325 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-06-06 05:33:12,325 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-06-06 05:33:12,326 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-06-06 05:33:12,326 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-06-06 05:33:12,326 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-06-06 05:33:12,326 INFO L138 SettingsManager]: * Large block encoding in concurrent analysis=OFF [2021-06-06 05:33:12,326 INFO L138 SettingsManager]: * Automaton type used in concurrency analysis=PARTIAL_ORDER_FA [2021-06-06 05:33:12,326 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-06-06 05:33:12,326 INFO L138 SettingsManager]: * Partial Order Reduction in concurrent analysis=SLEEP_DELAY_SET [2021-06-06 05:33:12,327 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release [2021-06-06 05:33:12,668 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-06-06 05:33:12,687 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-06-06 05:33:12,689 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-06-06 05:33:12,690 INFO L271 PluginConnector]: Initializing Boogie PL CUP Parser... [2021-06-06 05:33:12,691 INFO L275 PluginConnector]: Boogie PL CUP Parser initialized [2021-06-06 05:33:12,692 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/buffer-series-array.wvr.bpl [2021-06-06 05:33:12,692 INFO L110 BoogieParser]: Parsing: '/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/concurrent/bpl/weaver-benchmarks/generated/popl20-more/buffer-series-array.wvr.bpl' [2021-06-06 05:33:12,714 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-06-06 05:33:12,716 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2021-06-06 05:33:12,721 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-06-06 05:33:12,721 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-06-06 05:33:12,721 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-06-06 05:33:12,736 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "buffer-series-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:33:12" (1/1) ... [2021-06-06 05:33:12,744 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "buffer-series-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:33:12" (1/1) ... [2021-06-06 05:33:12,751 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-06-06 05:33:12,757 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-06-06 05:33:12,757 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-06-06 05:33:12,757 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-06-06 05:33:12,764 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "buffer-series-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:33:12" (1/1) ... [2021-06-06 05:33:12,765 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "buffer-series-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:33:12" (1/1) ... [2021-06-06 05:33:12,766 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "buffer-series-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:33:12" (1/1) ... [2021-06-06 05:33:12,767 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "buffer-series-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:33:12" (1/1) ... [2021-06-06 05:33:12,775 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "buffer-series-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:33:12" (1/1) ... [2021-06-06 05:33:12,779 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "buffer-series-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:33:12" (1/1) ... [2021-06-06 05:33:12,780 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "buffer-series-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:33:12" (1/1) ... [2021-06-06 05:33:12,785 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-06-06 05:33:12,788 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-06-06 05:33:12,788 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-06-06 05:33:12,788 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-06-06 05:33:12,789 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "buffer-series-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:33:12" (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 05:33:12,856 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread1 given in one single declaration [2021-06-06 05:33:12,856 INFO L130 BoogieDeclarations]: Found specification of procedure thread1 [2021-06-06 05:33:12,856 INFO L138 BoogieDeclarations]: Found implementation of procedure thread1 [2021-06-06 05:33:12,857 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread2 given in one single declaration [2021-06-06 05:33:12,857 INFO L130 BoogieDeclarations]: Found specification of procedure thread2 [2021-06-06 05:33:12,857 INFO L138 BoogieDeclarations]: Found implementation of procedure thread2 [2021-06-06 05:33:12,857 INFO L124 BoogieDeclarations]: Specification and implementation of procedure ULTIMATE.start given in one single declaration [2021-06-06 05:33:12,857 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-06-06 05:33:12,857 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-06-06 05:33:12,857 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread3 given in one single declaration [2021-06-06 05:33:12,857 INFO L130 BoogieDeclarations]: Found specification of procedure thread3 [2021-06-06 05:33:12,858 INFO L138 BoogieDeclarations]: Found implementation of procedure thread3 [2021-06-06 05:33:12,858 INFO L124 BoogieDeclarations]: Specification and implementation of procedure thread4 given in one single declaration [2021-06-06 05:33:12,858 INFO L130 BoogieDeclarations]: Found specification of procedure thread4 [2021-06-06 05:33:12,858 INFO L138 BoogieDeclarations]: Found implementation of procedure thread4 [2021-06-06 05:33:12,859 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 05:33:13,172 INFO L294 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-06-06 05:33:13,172 INFO L299 CfgBuilder]: Removed 0 assume(true) statements. [2021-06-06 05:33:13,174 INFO L202 PluginConnector]: Adding new model buffer-series-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 05:33:13 BoogieIcfgContainer [2021-06-06 05:33:13,174 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-06-06 05:33:13,175 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-06-06 05:33:13,175 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-06-06 05:33:13,178 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-06-06 05:33:13,178 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "buffer-series-array.wvr.bpl de.uni_freiburg.informatik.ultimate.boogie.parser AST 06.06 05:33:12" (1/2) ... [2021-06-06 05:33:13,179 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@21217e76 and model type buffer-series-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 06.06 05:33:13, skipping insertion in model container [2021-06-06 05:33:13,179 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "buffer-series-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.06 05:33:13" (2/2) ... [2021-06-06 05:33:13,180 INFO L111 eAbstractionObserver]: Analyzing ICFG buffer-series-array.wvr.bpl [2021-06-06 05:33:13,201 WARN L148 ceAbstractionStarter]: Switching off computation of Hoare annotation because input is a concurrent program [2021-06-06 05:33:13,201 INFO L214 ceAbstractionStarter]: Automizer settings: Hoare:false NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-06-06 05:33:13,202 INFO L162 ceAbstractionStarter]: Applying trace abstraction to program that has 1 error locations. [2021-06-06 05:33:13,202 INFO L471 ceAbstractionStarter]: Constructing petrified ICFG for 1 thread instances. [2021-06-06 05:33:13,300 INFO L149 ThreadInstanceAdder]: Constructed 4 joinOtherThreadTransitions. [2021-06-06 05:33:13,319 INFO L255 AbstractCegarLoop]: Starting to check reachability of 5 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 05:33:13,380 INFO L378 AbstractCegarLoop]: Interprodecural is true [2021-06-06 05:33:13,380 INFO L379 AbstractCegarLoop]: Hoare is false [2021-06-06 05:33:13,380 INFO L380 AbstractCegarLoop]: Compute interpolants for FPandBP [2021-06-06 05:33:13,380 INFO L381 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2021-06-06 05:33:13,381 INFO L382 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2021-06-06 05:33:13,381 INFO L383 AbstractCegarLoop]: Difference is false [2021-06-06 05:33:13,381 INFO L384 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2021-06-06 05:33:13,381 INFO L388 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == ULTIMATE.start======== [2021-06-06 05:33:13,575 INFO L430 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:33:13,579 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:33:13,579 INFO L82 PathProgramCache]: Analyzing trace with hash 354457354, now seen corresponding path program 1 times [2021-06-06 05:33:13,593 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:33:13,593 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1826379310] [2021-06-06 05:33:13,593 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:33:13,702 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:33:14,031 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 05:33:14,032 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:33:14,032 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1826379310] [2021-06-06 05:33:14,033 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1826379310] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:33:14,033 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1956263365] [2021-06-06 05:33:14,033 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 05:33:14,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:33:14,091 INFO L263 TraceCheckSpWp]: Trace formula consists of 91 conjuncts, 23 conjunts are in the unsatisfiable core [2021-06-06 05:33:14,096 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:33:14,215 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 13 [2021-06-06 05:33:14,218 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:33:14,223 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:33:14,224 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:33:14,224 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:20, output treesize:13 [2021-06-06 05:33:14,316 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 11 [2021-06-06 05:33:14,318 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:33:14,320 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:33:14,321 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:33:14,321 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:15, output treesize:7 [2021-06-06 05:33:14,382 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 4 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 05:33:14,382 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1956263365] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:33:14,382 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:33:14,382 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 10 [2021-06-06 05:33:14,383 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [503035212] [2021-06-06 05:33:14,386 INFO L462 AbstractCegarLoop]: Interpolant automaton has 11 states [2021-06-06 05:33:14,387 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:33:14,396 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-06-06 05:33:14,397 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=83, Unknown=0, NotChecked=0, Total=110 [2021-06-06 05:33:14,398 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:33:14,399 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:33:14,400 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 11 states, 11 states have (on average 3.8181818181818183) internal successors, (42), 10 states have internal predecessors, (42), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 05:33:14,401 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:33:14,611 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:33:14,829 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-06-06 05:33:14,829 INFO L430 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:33:14,829 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:33:14,829 INFO L82 PathProgramCache]: Analyzing trace with hash -1020637527, now seen corresponding path program 1 times [2021-06-06 05:33:14,830 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:33:14,830 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1516679679] [2021-06-06 05:33:14,830 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:33:14,838 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:33:14,869 INFO L134 CoverageAnalysis]: Checked inductivity of 21 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 8 trivial. 0 not checked. [2021-06-06 05:33:14,869 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:33:14,869 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1516679679] [2021-06-06 05:33:14,869 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1516679679] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 05:33:14,869 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 05:33:14,869 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-06 05:33:14,869 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1445611762] [2021-06-06 05:33:14,870 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-06 05:33:14,870 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:33:14,871 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-06 05:33:14,871 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-06 05:33:14,871 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:33:14,871 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:33:14,871 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 11.0) internal successors, (33), 3 states have internal predecessors, (33), 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 05:33:14,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 7 states. [2021-06-06 05:33:14,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:33:15,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:15,018 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:15,018 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2021-06-06 05:33:15,018 INFO L430 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:33:15,019 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:33:15,019 INFO L82 PathProgramCache]: Analyzing trace with hash -1416781431, now seen corresponding path program 2 times [2021-06-06 05:33:15,019 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:33:15,019 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1331241617] [2021-06-06 05:33:15,019 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:33:15,029 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:33:15,046 INFO L134 CoverageAnalysis]: Checked inductivity of 14 backedges. 7 proven. 0 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-06-06 05:33:15,046 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:33:15,046 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1331241617] [2021-06-06 05:33:15,047 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1331241617] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 05:33:15,047 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2021-06-06 05:33:15,047 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-06-06 05:33:15,047 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239121494] [2021-06-06 05:33:15,047 INFO L462 AbstractCegarLoop]: Interpolant automaton has 3 states [2021-06-06 05:33:15,047 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:33:15,048 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-06-06 05:33:15,048 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-06-06 05:33:15,048 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:33:15,048 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:33:15,048 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 3 states, 3 states have (on average 10.333333333333334) internal successors, (31), 3 states have internal predecessors, (31), 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 05:33:15,048 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:15,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:15,049 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:33:15,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:15,116 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:15,117 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:15,117 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2021-06-06 05:33:15,117 INFO L430 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:33:15,118 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:33:15,118 INFO L82 PathProgramCache]: Analyzing trace with hash 1850719302, now seen corresponding path program 3 times [2021-06-06 05:33:15,118 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:33:15,118 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1174449928] [2021-06-06 05:33:15,118 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:33:15,128 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:33:15,166 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-06-06 05:33:15,167 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:33:15,167 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1174449928] [2021-06-06 05:33:15,167 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1174449928] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:33:15,167 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1203312921] [2021-06-06 05:33:15,167 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 05:33:15,206 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2021-06-06 05:33:15,206 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:33:15,207 INFO L263 TraceCheckSpWp]: Trace formula consists of 98 conjuncts, 3 conjunts are in the unsatisfiable core [2021-06-06 05:33:15,208 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:33:15,292 INFO L134 CoverageAnalysis]: Checked inductivity of 10 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 6 trivial. 0 not checked. [2021-06-06 05:33:15,292 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1203312921] provided 1 perfect and 0 imperfect interpolant sequences [2021-06-06 05:33:15,292 INFO L226 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2021-06-06 05:33:15,293 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [5] total 7 [2021-06-06 05:33:15,293 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [947599628] [2021-06-06 05:33:15,293 INFO L462 AbstractCegarLoop]: Interpolant automaton has 4 states [2021-06-06 05:33:15,293 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:33:15,294 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-06-06 05:33:15,294 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2021-06-06 05:33:15,294 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:33:15,294 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:33:15,294 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 4 states, 4 states have (on average 7.0) internal successors, (28), 3 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 05:33:15,294 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:15,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:15,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:15,295 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:33:15,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:15,332 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:15,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:15,333 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:33:15,541 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:33:15,541 INFO L430 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:33:15,541 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:33:15,542 INFO L82 PathProgramCache]: Analyzing trace with hash 95258312, now seen corresponding path program 2 times [2021-06-06 05:33:15,542 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:33:15,542 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2040457370] [2021-06-06 05:33:15,542 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:33:15,556 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:33:15,611 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 4 proven. 2 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-06 05:33:15,612 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:33:15,612 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2040457370] [2021-06-06 05:33:15,613 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2040457370] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:33:15,613 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1450728242] [2021-06-06 05:33:15,616 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:33:15,666 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 05:33:15,666 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:33:15,667 INFO L263 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 6 conjunts are in the unsatisfiable core [2021-06-06 05:33:15,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:33:15,800 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 1 proven. 5 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2021-06-06 05:33:15,801 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1450728242] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:33:15,801 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:33:15,801 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 9 [2021-06-06 05:33:15,801 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2050767647] [2021-06-06 05:33:15,801 INFO L462 AbstractCegarLoop]: Interpolant automaton has 10 states [2021-06-06 05:33:15,801 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:33:15,802 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-06-06 05:33:15,802 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=63, Unknown=0, NotChecked=0, Total=90 [2021-06-06 05:33:15,802 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:33:15,802 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:33:15,803 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 10 states, 10 states have (on average 5.7) internal successors, (57), 9 states have internal predecessors, (57), 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 05:33:15,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:15,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:15,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:15,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:33:15,803 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:33:16,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:16,009 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:16,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:16,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:33:16,010 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 05:33:16,224 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:33:16,225 INFO L430 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:33:16,225 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:33:16,226 INFO L82 PathProgramCache]: Analyzing trace with hash 546738592, now seen corresponding path program 3 times [2021-06-06 05:33:16,226 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:33:16,226 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [426191648] [2021-06-06 05:33:16,226 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:33:16,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:33:16,305 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 23 proven. 13 refuted. 0 times theorem prover too weak. 17 trivial. 0 not checked. [2021-06-06 05:33:16,305 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:33:16,305 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [426191648] [2021-06-06 05:33:16,305 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [426191648] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:33:16,306 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [791776596] [2021-06-06 05:33:16,306 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:33:16,376 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 6 check-sat command(s) [2021-06-06 05:33:16,377 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:33:16,378 INFO L263 TraceCheckSpWp]: Trace formula consists of 138 conjuncts, 10 conjunts are in the unsatisfiable core [2021-06-06 05:33:16,383 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:33:16,620 INFO L134 CoverageAnalysis]: Checked inductivity of 53 backedges. 41 proven. 5 refuted. 0 times theorem prover too weak. 7 trivial. 0 not checked. [2021-06-06 05:33:16,620 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [791776596] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:33:16,621 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:33:16,621 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 9] total 14 [2021-06-06 05:33:16,621 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1354962433] [2021-06-06 05:33:16,621 INFO L462 AbstractCegarLoop]: Interpolant automaton has 15 states [2021-06-06 05:33:16,621 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:33:16,622 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2021-06-06 05:33:16,622 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=164, Unknown=0, NotChecked=0, Total=210 [2021-06-06 05:33:16,622 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:33:16,622 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:33:16,623 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 15 states, 15 states have (on average 5.2) internal successors, (78), 14 states have internal predecessors, (78), 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 05:33:16,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:16,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:16,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:16,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:33:16,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 05:33:16,623 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:33:16,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:16,888 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:16,889 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:16,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:33:16,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-06-06 05:33:16,890 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:33:17,096 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable5 [2021-06-06 05:33:17,097 INFO L430 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:33:17,097 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:33:17,097 INFO L82 PathProgramCache]: Analyzing trace with hash -2077682447, now seen corresponding path program 4 times [2021-06-06 05:33:17,098 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:33:17,098 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1134424691] [2021-06-06 05:33:17,098 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:33:17,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:33:17,161 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 15 proven. 11 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-06-06 05:33:17,161 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:33:17,161 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1134424691] [2021-06-06 05:33:17,161 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1134424691] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:33:17,162 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1435072762] [2021-06-06 05:33:17,162 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:33:17,231 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 05:33:17,231 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:33:17,232 INFO L263 TraceCheckSpWp]: Trace formula consists of 157 conjuncts, 8 conjunts are in the unsatisfiable core [2021-06-06 05:33:17,234 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:33:17,358 INFO L134 CoverageAnalysis]: Checked inductivity of 64 backedges. 22 proven. 4 refuted. 0 times theorem prover too weak. 38 trivial. 0 not checked. [2021-06-06 05:33:17,358 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1435072762] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:33:17,358 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:33:17,358 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 7 [2021-06-06 05:33:17,358 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [962893261] [2021-06-06 05:33:17,359 INFO L462 AbstractCegarLoop]: Interpolant automaton has 8 states [2021-06-06 05:33:17,359 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:33:17,360 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-06-06 05:33:17,360 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=24, Invalid=32, Unknown=0, NotChecked=0, Total=56 [2021-06-06 05:33:17,360 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:33:17,360 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:33:17,360 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 8 states, 8 states have (on average 5.5) internal successors, (44), 7 states have internal predecessors, (44), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-06-06 05:33:17,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:17,360 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:17,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:17,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:33:17,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 11 states. [2021-06-06 05:33:17,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:33:17,361 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:33:17,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:17,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:17,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:17,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:33:17,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:33:17,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:33:17,655 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:17,877 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:33:17,877 INFO L430 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:33:17,878 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:33:17,878 INFO L82 PathProgramCache]: Analyzing trace with hash 44009845, now seen corresponding path program 5 times [2021-06-06 05:33:17,878 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:33:17,878 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [579102975] [2021-06-06 05:33:17,878 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:33:17,959 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:33:19,317 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 05:33:19,318 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:33:19,318 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [579102975] [2021-06-06 05:33:19,318 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [579102975] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:33:19,318 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [41802481] [2021-06-06 05:33:19,318 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:33:19,377 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 5 check-sat command(s) [2021-06-06 05:33:19,377 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:33:19,379 INFO L263 TraceCheckSpWp]: Trace formula consists of 169 conjuncts, 83 conjunts are in the unsatisfiable core [2021-06-06 05:33:19,381 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:33:20,883 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 4 select indices, 4 select index equivalence classes, 6 disjoint index pairs (out of 6 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 75 treesize of output 59 [2021-06-06 05:33:20,898 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:33:20,923 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:33:20,930 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2021-06-06 05:33:20,931 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:104, output treesize:76 [2021-06-06 05:33:21,882 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:33:21,883 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:33:21,884 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:33:21,885 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:33:21,886 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:33:21,886 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:33:21,887 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:33:21,888 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:33:21,889 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 6 disjoint index pairs (out of 10 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 42 [2021-06-06 05:33:21,891 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:33:21,908 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:33:21,911 INFO L550 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2021-06-06 05:33:21,911 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 5 variables, input treesize:97, output treesize:39 [2021-06-06 05:33:22,612 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:33:22,612 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:33:22,613 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:33:22,614 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:33:22,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:33:22,615 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:33:22,616 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:33:22,617 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:33:22,618 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:33:22,619 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:33:22,620 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:33:22,621 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:33:22,622 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:33:22,623 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:33:22,624 INFO L190 IndexEqualityManager]: detected not equals via solver [2021-06-06 05:33:22,624 INFO L173 IndexEqualityManager]: detected equality via solver [2021-06-06 05:33:22,625 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 8 select indices, 8 select index equivalence classes, 6 disjoint index pairs (out of 28 index pairs), introduced 4 new quantified variables, introduced 0 case distinctions, treesize of input 40 treesize of output 12 [2021-06-06 05:33:22,632 INFO L550 ElimStorePlain]: Start of recursive call 2: 4 dim-0 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2021-06-06 05:33:22,638 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:33:22,643 INFO L550 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:33:22,643 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 3 variables, input treesize:49, output treesize:3 [2021-06-06 05:33:22,691 INFO L134 CoverageAnalysis]: Checked inductivity of 76 backedges. 0 proven. 76 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 05:33:22,692 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [41802481] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:33:22,692 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:33:22,692 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [28, 27] total 53 [2021-06-06 05:33:22,692 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [922525879] [2021-06-06 05:33:22,692 INFO L462 AbstractCegarLoop]: Interpolant automaton has 54 states [2021-06-06 05:33:22,692 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:33:22,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 54 interpolants. [2021-06-06 05:33:22,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=161, Invalid=2701, Unknown=0, NotChecked=0, Total=2862 [2021-06-06 05:33:22,694 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:33:22,694 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:33:22,694 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 54 states, 54 states have (on average 2.037037037037037) internal successors, (110), 53 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 05:33:22,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:22,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:22,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:22,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:33:22,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:33:22,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:33:22,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:22,695 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:33:30,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:30,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:30,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:30,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:33:30,197 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:33:30,198 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:33:30,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:30,202 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:33:30,416 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:33:30,417 INFO L430 AbstractCegarLoop]: === Iteration 9 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:33:30,417 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:33:30,417 INFO L82 PathProgramCache]: Analyzing trace with hash 1674070936, now seen corresponding path program 6 times [2021-06-06 05:33:30,418 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:33:30,418 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [825862365] [2021-06-06 05:33:30,418 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:33:30,434 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:33:30,498 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 26 proven. 25 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-06-06 05:33:30,498 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:33:30,498 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [825862365] [2021-06-06 05:33:30,498 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [825862365] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:33:30,498 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [287544574] [2021-06-06 05:33:30,498 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:33:30,565 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 6 check-sat command(s) [2021-06-06 05:33:30,565 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:33:30,566 INFO L263 TraceCheckSpWp]: Trace formula consists of 183 conjuncts, 11 conjunts are in the unsatisfiable core [2021-06-06 05:33:30,567 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:33:30,683 INFO L134 CoverageAnalysis]: Checked inductivity of 102 backedges. 35 proven. 16 refuted. 0 times theorem prover too weak. 51 trivial. 0 not checked. [2021-06-06 05:33:30,683 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [287544574] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:33:30,684 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:33:30,684 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-06-06 05:33:30,684 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675610529] [2021-06-06 05:33:30,688 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-06 05:33:30,688 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:33:30,689 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-06 05:33:30,689 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=41, Unknown=0, NotChecked=0, Total=72 [2021-06-06 05:33:30,689 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:33:30,689 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:33:30,690 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 5.666666666666667) internal successors, (51), 8 states have internal predecessors, (51), 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 05:33:30,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:30,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:30,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:30,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:33:30,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:33:30,690 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:33:30,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:30,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:33:30,691 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:33:30,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:30,826 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:30,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:30,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:33:30,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:33:30,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:33:30,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:30,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:33:30,827 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:33:31,042 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable8 [2021-06-06 05:33:31,043 INFO L430 AbstractCegarLoop]: === Iteration 10 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:33:31,043 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:33:31,043 INFO L82 PathProgramCache]: Analyzing trace with hash 1562005782, now seen corresponding path program 7 times [2021-06-06 05:33:31,044 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:33:31,044 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [661879282] [2021-06-06 05:33:31,044 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:33:31,051 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:33:31,100 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 26 proven. 25 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-06-06 05:33:31,100 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:33:31,101 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [661879282] [2021-06-06 05:33:31,101 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [661879282] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:33:31,101 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1271002733] [2021-06-06 05:33:31,101 INFO L93 rtionOrderModulation]: Changing assertion order to NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 10 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:33:31,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:33:31,154 INFO L263 TraceCheckSpWp]: Trace formula consists of 189 conjuncts, 11 conjunts are in the unsatisfiable core [2021-06-06 05:33:31,155 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:33:31,275 INFO L134 CoverageAnalysis]: Checked inductivity of 111 backedges. 35 proven. 16 refuted. 0 times theorem prover too weak. 60 trivial. 0 not checked. [2021-06-06 05:33:31,275 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1271002733] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:33:31,275 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:33:31,275 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 8 [2021-06-06 05:33:31,275 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [494048818] [2021-06-06 05:33:31,276 INFO L462 AbstractCegarLoop]: Interpolant automaton has 9 states [2021-06-06 05:33:31,276 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:33:31,276 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2021-06-06 05:33:31,276 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=31, Invalid=41, Unknown=0, NotChecked=0, Total=72 [2021-06-06 05:33:31,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:33:31,276 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:33:31,276 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 9 states, 9 states have (on average 6.333333333333333) internal successors, (57), 8 states have internal predecessors, (57), 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 05:33:31,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:31,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:31,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:31,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:33:31,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:33:31,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:33:31,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:31,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:33:31,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:33:31,277 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:33:31,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:31,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:31,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:31,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:33:31,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:33:31,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:33:31,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:31,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:33:31,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:33:31,494 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:33:31,718 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9,10 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:33:31,718 INFO L430 AbstractCegarLoop]: === Iteration 11 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:33:31,718 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:33:31,718 INFO L82 PathProgramCache]: Analyzing trace with hash 1814439832, now seen corresponding path program 8 times [2021-06-06 05:33:31,718 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:33:31,719 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [963435603] [2021-06-06 05:33:31,719 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:33:31,771 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:33:33,392 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 05:33:33,392 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:33:33,392 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [963435603] [2021-06-06 05:33:33,392 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [963435603] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:33:33,392 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1801070585] [2021-06-06 05:33:33,392 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 11 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:33:33,445 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 05:33:33,445 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:33:33,447 WARN L261 TraceCheckSpWp]: Trace formula consists of 195 conjuncts, 103 conjunts are in the unsatisfiable core [2021-06-06 05:33:33,449 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:33:34,897 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 10 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 0 case distinctions, treesize of input 97 treesize of output 77 [2021-06-06 05:33:34,901 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:33:34,915 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:33:34,916 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:33:34,917 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:100, output treesize:65 [2021-06-06 05:33:35,392 INFO L354 Elim1Store]: treesize reduction 112, result has 0.9 percent of original size [2021-06-06 05:33:35,392 INFO L388 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 5 select indices, 5 select index equivalence classes, 0 disjoint index pairs (out of 10 index pairs), introduced 5 new quantified variables, introduced 10 case distinctions, treesize of input 88 treesize of output 52 [2021-06-06 05:33:35,394 INFO L550 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2021-06-06 05:33:35,396 INFO L628 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2021-06-06 05:33:35,396 INFO L550 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2021-06-06 05:33:35,397 INFO L247 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:88, output treesize:27 [2021-06-06 05:33:35,535 INFO L134 CoverageAnalysis]: Checked inductivity of 120 backedges. 0 proven. 120 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-06-06 05:33:35,535 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1801070585] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:33:35,536 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:33:35,536 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [34, 30] total 57 [2021-06-06 05:33:35,536 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1328153134] [2021-06-06 05:33:35,536 INFO L462 AbstractCegarLoop]: Interpolant automaton has 58 states [2021-06-06 05:33:35,536 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:33:35,537 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 58 interpolants. [2021-06-06 05:33:35,538 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=196, Invalid=3110, Unknown=0, NotChecked=0, Total=3306 [2021-06-06 05:33:35,538 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:33:35,538 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:33:35,538 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 58 states, 58 states have (on average 2.0172413793103448) internal successors, (117), 57 states have internal predecessors, (117), 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 05:33:35,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:35,538 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:35,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:35,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:33:35,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:33:35,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:33:35,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:35,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:33:35,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:33:35,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:33:35,539 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:33:39,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:39,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:39,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:39,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:33:39,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:33:39,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:33:39,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:39,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:33:39,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:33:39,803 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:33:39,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 36 states. [2021-06-06 05:33:40,004 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,11 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:33:40,005 INFO L430 AbstractCegarLoop]: === Iteration 12 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:33:40,005 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:33:40,005 INFO L82 PathProgramCache]: Analyzing trace with hash 2145385422, now seen corresponding path program 9 times [2021-06-06 05:33:40,006 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:33:40,006 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [98013169] [2021-06-06 05:33:40,006 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:33:40,019 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:33:40,090 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 130 proven. 121 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-06-06 05:33:40,091 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:33:40,091 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [98013169] [2021-06-06 05:33:40,091 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [98013169] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:33:40,091 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [713472159] [2021-06-06 05:33:40,091 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 12 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:33:40,181 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 15 check-sat command(s) [2021-06-06 05:33:40,182 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:33:40,183 INFO L263 TraceCheckSpWp]: Trace formula consists of 267 conjuncts, 19 conjunts are in the unsatisfiable core [2021-06-06 05:33:40,184 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:33:40,602 INFO L134 CoverageAnalysis]: Checked inductivity of 336 backedges. 66 proven. 200 refuted. 0 times theorem prover too weak. 70 trivial. 0 not checked. [2021-06-06 05:33:40,602 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [713472159] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:33:40,602 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:33:40,602 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 18] total 25 [2021-06-06 05:33:40,603 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [972481301] [2021-06-06 05:33:40,603 INFO L462 AbstractCegarLoop]: Interpolant automaton has 26 states [2021-06-06 05:33:40,603 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:33:40,604 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 26 interpolants. [2021-06-06 05:33:40,604 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=109, Invalid=541, Unknown=0, NotChecked=0, Total=650 [2021-06-06 05:33:40,604 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:33:40,605 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:33:40,605 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 26 states, 26 states have (on average 4.576923076923077) internal successors, (119), 25 states have internal predecessors, (119), 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 05:33:40,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:40,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:40,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:40,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:33:40,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:33:40,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:33:40,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:40,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:33:40,605 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:33:40,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:33:40,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 36 states. [2021-06-06 05:33:40,606 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:33:41,230 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:33:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:33:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:33:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:33:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:33:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:33:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 05:33:41,231 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:33:41,432 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-06-06 05:33:41,433 INFO L430 AbstractCegarLoop]: === Iteration 13 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:33:41,433 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:33:41,433 INFO L82 PathProgramCache]: Analyzing trace with hash -221759523, now seen corresponding path program 10 times [2021-06-06 05:33:41,433 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:33:41,433 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [687028893] [2021-06-06 05:33:41,433 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:33:41,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:33:41,702 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 265 proven. 176 refuted. 0 times theorem prover too weak. 81 trivial. 0 not checked. [2021-06-06 05:33:41,702 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:33:41,702 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [687028893] [2021-06-06 05:33:41,702 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [687028893] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:33:41,702 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [129976063] [2021-06-06 05:33:41,702 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 13 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:33:41,769 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 05:33:41,769 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:33:41,770 INFO L263 TraceCheckSpWp]: Trace formula consists of 322 conjuncts, 19 conjunts are in the unsatisfiable core [2021-06-06 05:33:41,772 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:33:42,132 INFO L134 CoverageAnalysis]: Checked inductivity of 522 backedges. 289 proven. 36 refuted. 0 times theorem prover too weak. 197 trivial. 0 not checked. [2021-06-06 05:33:42,132 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [129976063] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:33:42,133 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:33:42,133 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 13] total 37 [2021-06-06 05:33:42,133 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1654303488] [2021-06-06 05:33:42,133 INFO L462 AbstractCegarLoop]: Interpolant automaton has 38 states [2021-06-06 05:33:42,133 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:33:42,134 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 38 interpolants. [2021-06-06 05:33:42,134 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=271, Invalid=1135, Unknown=0, NotChecked=0, Total=1406 [2021-06-06 05:33:42,135 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:33:42,135 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:33:42,135 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 38 states, 38 states have (on average 4.0) internal successors, (152), 37 states have internal predecessors, (152), 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 05:33:42,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:42,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:42,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:42,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:33:42,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:33:42,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:33:42,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:42,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:33:42,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:33:42,135 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:33:42,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 05:33:42,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:33:42,136 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:33:43,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:43,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:43,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:43,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:33:43,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:33:43,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:33:43,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:43,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:33:43,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:33:43,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:33:43,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 37 states. [2021-06-06 05:33:43,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:33:43,405 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 05:33:43,606 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-06-06 05:33:43,606 INFO L430 AbstractCegarLoop]: === Iteration 14 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:33:43,606 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:33:43,606 INFO L82 PathProgramCache]: Analyzing trace with hash 1707772445, now seen corresponding path program 11 times [2021-06-06 05:33:43,606 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:33:43,606 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [885466745] [2021-06-06 05:33:43,607 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:33:43,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:33:45,435 INFO L134 CoverageAnalysis]: Checked inductivity of 1646 backedges. 353 proven. 1208 refuted. 0 times theorem prover too weak. 85 trivial. 0 not checked. [2021-06-06 05:33:45,435 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:33:45,435 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [885466745] [2021-06-06 05:33:45,435 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [885466745] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:33:45,435 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1411008178] [2021-06-06 05:33:45,435 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 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 05:33:45,569 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 30 check-sat command(s) [2021-06-06 05:33:45,570 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:33:45,571 INFO L263 TraceCheckSpWp]: Trace formula consists of 509 conjuncts, 28 conjunts are in the unsatisfiable core [2021-06-06 05:33:45,573 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:33:47,195 INFO L134 CoverageAnalysis]: Checked inductivity of 1646 backedges. 265 proven. 665 refuted. 0 times theorem prover too weak. 716 trivial. 0 not checked. [2021-06-06 05:33:47,195 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1411008178] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:33:47,195 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:33:47,195 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [74, 27] total 100 [2021-06-06 05:33:47,195 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1010047102] [2021-06-06 05:33:47,196 INFO L462 AbstractCegarLoop]: Interpolant automaton has 101 states [2021-06-06 05:33:47,196 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:33:47,196 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 101 interpolants. [2021-06-06 05:33:47,199 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1054, Invalid=9046, Unknown=0, NotChecked=0, Total=10100 [2021-06-06 05:33:47,200 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:33:47,200 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:33:47,200 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 101 states, 101 states have (on average 2.5544554455445545) internal successors, (258), 100 states have internal predecessors, (258), 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 05:33:47,200 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:47,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:47,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:33:47,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:33:47,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:33:47,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:33:47,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:33:47,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:33:47,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:33:47,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:33:47,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 37 states. [2021-06-06 05:33:47,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 31 states. [2021-06-06 05:33:47,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 05:33:47,201 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:34:16,523 WARN L205 SmtUtils]: Spent 103.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2021-06-06 05:34:31,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:34:31,103 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:34:31,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:34:31,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:34:31,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:34:31,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:34:31,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:34:31,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:34:31,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:34:31,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:34:31,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:34:31,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 05:34:31,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 05:34:31,105 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 572 states. [2021-06-06 05:34:31,314 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable13 [2021-06-06 05:34:31,315 INFO L430 AbstractCegarLoop]: === Iteration 15 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:34:31,315 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:34:31,315 INFO L82 PathProgramCache]: Analyzing trace with hash 855295136, now seen corresponding path program 12 times [2021-06-06 05:34:31,315 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:34:31,315 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2129546196] [2021-06-06 05:34:31,315 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:34:31,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:34:32,033 INFO L134 CoverageAnalysis]: Checked inductivity of 1648 backedges. 710 proven. 532 refuted. 0 times theorem prover too weak. 406 trivial. 0 not checked. [2021-06-06 05:34:32,034 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:34:32,034 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2129546196] [2021-06-06 05:34:32,034 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2129546196] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:34:32,034 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1112389726] [2021-06-06 05:34:32,034 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 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 05:34:32,216 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 32 check-sat command(s) [2021-06-06 05:34:32,216 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:34:32,218 INFO L263 TraceCheckSpWp]: Trace formula consists of 523 conjuncts, 31 conjunts are in the unsatisfiable core [2021-06-06 05:34:32,220 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:34:32,867 INFO L134 CoverageAnalysis]: Checked inductivity of 1648 backedges. 507 proven. 100 refuted. 0 times theorem prover too weak. 1041 trivial. 0 not checked. [2021-06-06 05:34:32,867 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1112389726] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:34:32,867 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:34:32,867 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [41, 16] total 56 [2021-06-06 05:34:32,867 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2130785959] [2021-06-06 05:34:32,868 INFO L462 AbstractCegarLoop]: Interpolant automaton has 57 states [2021-06-06 05:34:32,868 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:34:32,868 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 57 interpolants. [2021-06-06 05:34:32,869 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=805, Invalid=2387, Unknown=0, NotChecked=0, Total=3192 [2021-06-06 05:34:32,870 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:34:32,870 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:34:32,870 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 57 states, 57 states have (on average 3.4210526315789473) internal successors, (195), 56 states have internal predecessors, (195), 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 05:34:32,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:34:32,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:34:32,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:34:32,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:34:32,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:34:32,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:34:32,870 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:34:32,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:34:32,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:34:32,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:34:32,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:34:32,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 05:34:32,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 05:34:32,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 572 states. [2021-06-06 05:34:32,871 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:34:37,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:34:37,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:34:37,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:34:37,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:34:37,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:34:37,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:34:37,647 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:34:37,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:34:37,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:34:37,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:34:37,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:34:37,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 05:34:37,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 05:34:37,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 572 states. [2021-06-06 05:34:37,648 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-06 05:34:37,849 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable14,15 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:34:37,849 INFO L430 AbstractCegarLoop]: === Iteration 16 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:34:37,849 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:34:37,849 INFO L82 PathProgramCache]: Analyzing trace with hash -1860923577, now seen corresponding path program 13 times [2021-06-06 05:34:37,849 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:34:37,849 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [819905984] [2021-06-06 05:34:37,849 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:34:37,877 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:34:38,610 INFO L134 CoverageAnalysis]: Checked inductivity of 1514 backedges. 441 proven. 590 refuted. 0 times theorem prover too weak. 483 trivial. 0 not checked. [2021-06-06 05:34:38,610 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:34:38,610 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [819905984] [2021-06-06 05:34:38,610 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [819905984] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:34:38,610 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1830525309] [2021-06-06 05:34:38,610 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 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 05:34:38,713 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:34:38,716 INFO L263 TraceCheckSpWp]: Trace formula consists of 513 conjuncts, 37 conjunts are in the unsatisfiable core [2021-06-06 05:34:38,718 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:34:40,290 INFO L134 CoverageAnalysis]: Checked inductivity of 1514 backedges. 532 proven. 345 refuted. 0 times theorem prover too weak. 637 trivial. 0 not checked. [2021-06-06 05:34:40,290 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1830525309] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:34:40,290 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:34:40,290 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [43, 36] total 78 [2021-06-06 05:34:40,290 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2013860035] [2021-06-06 05:34:40,290 INFO L462 AbstractCegarLoop]: Interpolant automaton has 79 states [2021-06-06 05:34:40,290 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:34:40,291 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 79 interpolants. [2021-06-06 05:34:40,292 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1100, Invalid=5062, Unknown=0, NotChecked=0, Total=6162 [2021-06-06 05:34:40,292 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:34:40,292 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:34:40,292 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 79 states, 79 states have (on average 3.0) internal successors, (237), 78 states have internal predecessors, (237), 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 05:34:40,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:34:40,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:34:40,292 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:34:40,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:34:40,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:34:40,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:34:40,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:34:40,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:34:40,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:34:40,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:34:40,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:34:40,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 05:34:40,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 05:34:40,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 572 states. [2021-06-06 05:34:40,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-06 05:34:40,293 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:34:45,757 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:34:45,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:34:45,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:34:45,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:34:45,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:34:45,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:34:45,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:34:45,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:34:45,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:34:45,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:34:45,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:34:45,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 05:34:45,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 05:34:45,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 572 states. [2021-06-06 05:34:45,758 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-06 05:34:45,759 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:34:45,959 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-06-06 05:34:45,959 INFO L430 AbstractCegarLoop]: === Iteration 17 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:34:45,959 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:34:45,960 INFO L82 PathProgramCache]: Analyzing trace with hash 595156167, now seen corresponding path program 14 times [2021-06-06 05:34:45,960 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:34:45,960 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [423601192] [2021-06-06 05:34:45,960 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:34:46,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:34:46,806 INFO L134 CoverageAnalysis]: Checked inductivity of 3254 backedges. 1173 proven. 651 refuted. 0 times theorem prover too weak. 1430 trivial. 0 not checked. [2021-06-06 05:34:46,806 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:34:46,807 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [423601192] [2021-06-06 05:34:46,807 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [423601192] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:34:46,807 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1670210693] [2021-06-06 05:34:46,807 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 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 05:34:46,909 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-06-06 05:34:46,909 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:34:46,911 INFO L263 TraceCheckSpWp]: Trace formula consists of 722 conjuncts, 44 conjunts are in the unsatisfiable core [2021-06-06 05:34:46,914 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:34:47,350 WARN L205 SmtUtils]: Spent 151.00 ms on a formula simplification that was a NOOP. DAG size: 1 [2021-06-06 05:34:47,430 INFO L134 CoverageAnalysis]: Checked inductivity of 3254 backedges. 1173 proven. 651 refuted. 0 times theorem prover too weak. 1430 trivial. 0 not checked. [2021-06-06 05:34:47,430 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1670210693] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:34:47,430 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:34:47,430 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [45, 23] total 46 [2021-06-06 05:34:47,430 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1529277568] [2021-06-06 05:34:47,431 INFO L462 AbstractCegarLoop]: Interpolant automaton has 47 states [2021-06-06 05:34:47,431 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:34:47,431 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 47 interpolants. [2021-06-06 05:34:47,432 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=828, Invalid=1334, Unknown=0, NotChecked=0, Total=2162 [2021-06-06 05:34:47,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:34:47,432 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:34:47,432 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 47 states, 47 states have (on average 4.0212765957446805) internal successors, (189), 46 states have internal predecessors, (189), 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 05:34:47,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:34:47,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:34:47,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:34:47,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:34:47,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:34:47,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:34:47,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:34:47,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:34:47,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:34:47,432 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:34:47,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:34:47,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 05:34:47,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 05:34:47,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 572 states. [2021-06-06 05:34:47,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-06 05:34:47,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:34:47,433 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:34:50,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:34:50,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:34:50,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:34:50,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:34:50,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:34:50,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:34:50,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:34:50,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:34:50,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:34:50,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:34:50,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:34:50,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 05:34:50,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 05:34:50,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 572 states. [2021-06-06 05:34:50,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-06 05:34:50,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:34:50,923 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:34:51,124 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-06-06 05:34:51,124 INFO L430 AbstractCegarLoop]: === Iteration 18 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:34:51,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:34:51,125 INFO L82 PathProgramCache]: Analyzing trace with hash 1043653095, now seen corresponding path program 15 times [2021-06-06 05:34:51,125 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:34:51,125 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1111150492] [2021-06-06 05:34:51,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:34:51,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:34:53,779 INFO L134 CoverageAnalysis]: Checked inductivity of 3318 backedges. 1106 proven. 1707 refuted. 0 times theorem prover too weak. 505 trivial. 0 not checked. [2021-06-06 05:34:53,780 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:34:53,780 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1111150492] [2021-06-06 05:34:53,780 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1111150492] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:34:53,780 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2101807879] [2021-06-06 05:34:53,780 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 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 05:34:54,012 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 31 check-sat command(s) [2021-06-06 05:34:54,013 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:34:54,015 INFO L263 TraceCheckSpWp]: Trace formula consists of 609 conjuncts, 55 conjunts are in the unsatisfiable core [2021-06-06 05:34:54,019 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:34:57,411 INFO L134 CoverageAnalysis]: Checked inductivity of 3318 backedges. 1741 proven. 715 refuted. 0 times theorem prover too weak. 862 trivial. 0 not checked. [2021-06-06 05:34:57,411 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2101807879] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:34:57,411 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:34:57,412 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [84, 54] total 137 [2021-06-06 05:34:57,412 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [836240602] [2021-06-06 05:34:57,412 INFO L462 AbstractCegarLoop]: Interpolant automaton has 138 states [2021-06-06 05:34:57,412 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:34:57,413 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 138 interpolants. [2021-06-06 05:34:57,416 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2265, Invalid=16641, Unknown=0, NotChecked=0, Total=18906 [2021-06-06 05:34:57,416 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:34:57,416 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:34:57,417 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 138 states, 138 states have (on average 2.7971014492753623) internal successors, (386), 137 states have internal predecessors, (386), 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 05:34:57,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:34:57,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:34:57,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:34:57,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:34:57,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:34:57,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:34:57,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:34:57,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:34:57,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:34:57,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:34:57,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:34:57,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 05:34:57,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 05:34:57,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 572 states. [2021-06-06 05:34:57,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-06 05:34:57,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:34:57,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:34:57,417 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:35:02,710 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:35:02,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:35:02,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:35:02,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:35:02,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:35:02,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:35:02,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:35:02,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:35:02,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:35:02,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:35:02,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:35:02,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 05:35:02,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 05:35:02,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 593 states. [2021-06-06 05:35:02,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-06 05:35:02,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:35:02,711 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:35:02,715 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-06 05:35:02,915 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-06-06 05:35:02,915 INFO L430 AbstractCegarLoop]: === Iteration 19 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:35:02,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:35:02,916 INFO L82 PathProgramCache]: Analyzing trace with hash -106409315, now seen corresponding path program 16 times [2021-06-06 05:35:02,916 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:35:02,916 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [361582313] [2021-06-06 05:35:02,916 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:35:02,989 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:35:07,678 INFO L134 CoverageAnalysis]: Checked inductivity of 5028 backedges. 914 proven. 3498 refuted. 0 times theorem prover too weak. 616 trivial. 0 not checked. [2021-06-06 05:35:07,678 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:35:07,678 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [361582313] [2021-06-06 05:35:07,678 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [361582313] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:35:07,678 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [772900464] [2021-06-06 05:35:07,678 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 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 05:35:07,802 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2021-06-06 05:35:07,803 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:35:07,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 886 conjuncts, 70 conjunts are in the unsatisfiable core [2021-06-06 05:35:07,809 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:35:09,749 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 10 [2021-06-06 05:35:10,001 INFO L134 CoverageAnalysis]: Checked inductivity of 5028 backedges. 2421 proven. 1122 refuted. 0 times theorem prover too weak. 1485 trivial. 0 not checked. [2021-06-06 05:35:10,002 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [772900464] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:35:10,002 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:35:10,002 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [125, 26] total 150 [2021-06-06 05:35:10,002 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [450508012] [2021-06-06 05:35:10,002 INFO L462 AbstractCegarLoop]: Interpolant automaton has 151 states [2021-06-06 05:35:10,002 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:35:10,003 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 151 interpolants. [2021-06-06 05:35:10,006 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2456, Invalid=20194, Unknown=0, NotChecked=0, Total=22650 [2021-06-06 05:35:10,006 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:35:10,006 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:35:10,006 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 151 states, 151 states have (on average 2.5827814569536423) internal successors, (390), 150 states have internal predecessors, (390), 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 05:35:10,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:35:10,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:35:10,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:35:10,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:35:10,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:35:10,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:35:10,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:35:10,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:35:10,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:35:10,006 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:35:10,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:35:10,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 05:35:10,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 05:35:10,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 593 states. [2021-06-06 05:35:10,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-06 05:35:10,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:35:10,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:35:10,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-06 05:35:10,007 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:35:25,759 WARN L205 SmtUtils]: Spent 187.00 ms on a formula simplification that was a NOOP. DAG size: 19 [2021-06-06 05:35:42,729 WARN L205 SmtUtils]: Spent 135.00 ms on a formula simplification. DAG size of input: 14 DAG size of output: 13 [2021-06-06 05:35:48,041 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:35:48,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:35:48,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:35:48,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:35:48,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:35:48,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:35:48,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:35:48,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:35:48,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:35:48,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:35:48,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:35:48,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 05:35:48,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 05:35:48,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 593 states. [2021-06-06 05:35:48,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-06 05:35:48,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:35:48,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:35:48,042 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-06 05:35:48,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 495 states. [2021-06-06 05:35:48,243 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,19 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:35:48,244 INFO L430 AbstractCegarLoop]: === Iteration 20 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:35:48,244 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:35:48,244 INFO L82 PathProgramCache]: Analyzing trace with hash 527584747, now seen corresponding path program 17 times [2021-06-06 05:35:48,244 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:35:48,244 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2092727842] [2021-06-06 05:35:48,244 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:35:48,302 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:35:49,990 INFO L134 CoverageAnalysis]: Checked inductivity of 4030 backedges. 2074 proven. 1928 refuted. 0 times theorem prover too weak. 28 trivial. 0 not checked. [2021-06-06 05:35:49,990 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:35:49,990 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2092727842] [2021-06-06 05:35:49,990 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2092727842] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:35:49,991 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [783062513] [2021-06-06 05:35:49,991 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 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 05:35:50,271 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 47 check-sat command(s) [2021-06-06 05:35:50,271 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:35:50,275 INFO L263 TraceCheckSpWp]: Trace formula consists of 797 conjuncts, 56 conjunts are in the unsatisfiable core [2021-06-06 05:35:50,277 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:35:51,702 INFO L134 CoverageAnalysis]: Checked inductivity of 4030 backedges. 2024 proven. 576 refuted. 0 times theorem prover too weak. 1430 trivial. 0 not checked. [2021-06-06 05:35:51,703 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [783062513] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:35:51,703 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:35:51,703 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [72, 32] total 103 [2021-06-06 05:35:51,703 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [532208373] [2021-06-06 05:35:51,703 INFO L462 AbstractCegarLoop]: Interpolant automaton has 104 states [2021-06-06 05:35:51,703 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:35:51,704 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 104 interpolants. [2021-06-06 05:35:51,704 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=2051, Invalid=8661, Unknown=0, NotChecked=0, Total=10712 [2021-06-06 05:35:51,704 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:35:51,704 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:35:51,705 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 104 states, 104 states have (on average 4.173076923076923) internal successors, (434), 103 states have internal predecessors, (434), 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 05:35:51,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:35:51,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:35:51,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:35:51,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:35:51,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:35:51,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:35:51,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:35:51,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:35:51,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:35:51,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:35:51,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:35:51,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 05:35:51,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 05:35:51,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 593 states. [2021-06-06 05:35:51,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-06 05:35:51,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:35:51,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:35:51,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-06 05:35:51,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 495 states. [2021-06-06 05:35:51,705 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:36:20,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:36:20,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:36:20,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:36:20,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:36:20,684 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:36:20,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:36:20,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:36:20,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:36:20,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:36:20,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:36:20,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:36:20,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 05:36:20,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 05:36:20,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 593 states. [2021-06-06 05:36:20,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-06 05:36:20,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:36:20,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:36:20,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-06 05:36:20,685 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 495 states. [2021-06-06 05:36:20,686 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 415 states. [2021-06-06 05:36:20,886 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,20 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-06-06 05:36:20,886 INFO L430 AbstractCegarLoop]: === Iteration 21 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:36:20,887 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:36:20,887 INFO L82 PathProgramCache]: Analyzing trace with hash -1421445641, now seen corresponding path program 18 times [2021-06-06 05:36:20,887 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:36:20,887 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2096229729] [2021-06-06 05:36:20,887 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:36:20,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:36:31,298 INFO L134 CoverageAnalysis]: Checked inductivity of 6170 backedges. 2926 proven. 2628 refuted. 0 times theorem prover too weak. 616 trivial. 0 not checked. [2021-06-06 05:36:31,298 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:36:31,298 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2096229729] [2021-06-06 05:36:31,298 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [2096229729] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:36:31,298 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2070226724] [2021-06-06 05:36:31,298 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 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 05:36:31,722 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 53 check-sat command(s) [2021-06-06 05:36:31,722 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-06-06 05:36:31,726 INFO L263 TraceCheckSpWp]: Trace formula consists of 945 conjuncts, 79 conjunts are in the unsatisfiable core [2021-06-06 05:36:31,731 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:36:39,637 INFO L134 CoverageAnalysis]: Checked inductivity of 6170 backedges. 3015 proven. 1877 refuted. 0 times theorem prover too weak. 1278 trivial. 0 not checked. [2021-06-06 05:36:39,637 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2070226724] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:36:39,637 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:36:39,637 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [156, 78] total 233 [2021-06-06 05:36:39,638 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696047958] [2021-06-06 05:36:39,638 INFO L462 AbstractCegarLoop]: Interpolant automaton has 234 states [2021-06-06 05:36:39,638 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:36:39,639 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 234 interpolants. [2021-06-06 05:36:39,643 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6720, Invalid=47802, Unknown=0, NotChecked=0, Total=54522 [2021-06-06 05:36:39,644 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:36:39,644 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:36:39,644 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 234 states, 234 states have (on average 2.252136752136752) internal successors, (527), 233 states have internal predecessors, (527), 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 05:36:39,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:36:39,644 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:36:39,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:36:39,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:36:39,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:36:39,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:36:39,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:36:39,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:36:39,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:36:39,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:36:39,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:36:39,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 05:36:39,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 05:36:39,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 593 states. [2021-06-06 05:36:39,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-06 05:36:39,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:36:39,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:36:39,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-06 05:36:39,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 495 states. [2021-06-06 05:36:39,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 415 states. [2021-06-06 05:36:39,645 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:41:31,434 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:41:31,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:41:31,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:41:31,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:41:31,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:41:31,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:41:31,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:41:31,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:41:31,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:41:31,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:41:31,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:41:31,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 67 states. [2021-06-06 05:41:31,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 61 states. [2021-06-06 05:41:31,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 593 states. [2021-06-06 05:41:31,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 72 states. [2021-06-06 05:41:31,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:41:31,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:41:31,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 48 states. [2021-06-06 05:41:31,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 495 states. [2021-06-06 05:41:31,435 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 415 states. [2021-06-06 05:41:31,436 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2201 states. [2021-06-06 05:41:31,636 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 21 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable20 [2021-06-06 05:41:31,636 INFO L430 AbstractCegarLoop]: === Iteration 22 === [ULTIMATE.startErr3INUSE_VIOLATION, ULTIMATE.startErr2INUSE_VIOLATION, ULTIMATE.startErr1INUSE_VIOLATION, ULTIMATE.startErr0INUSE_VIOLATION, ULTIMATE.startErr0ASSERT_VIOLATIONASSERT]=== [2021-06-06 05:41:31,636 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-06-06 05:41:31,637 INFO L82 PathProgramCache]: Analyzing trace with hash -1606640615, now seen corresponding path program 19 times [2021-06-06 05:41:31,637 INFO L162 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-06-06 05:41:31,637 INFO L361 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1653388568] [2021-06-06 05:41:31,637 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-06-06 05:41:31,719 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:41:34,671 INFO L134 CoverageAnalysis]: Checked inductivity of 8186 backedges. 3557 proven. 3290 refuted. 0 times theorem prover too weak. 1339 trivial. 0 not checked. [2021-06-06 05:41:34,671 INFO L179 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-06-06 05:41:34,671 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1653388568] [2021-06-06 05:41:34,671 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleSmtInterpolCraig [1653388568] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:41:34,671 INFO L361 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1956419794] [2021-06-06 05:41:34,671 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 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 05:41:34,819 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-06-06 05:41:34,823 INFO L263 TraceCheckSpWp]: Trace formula consists of 1070 conjuncts, 80 conjunts are in the unsatisfiable core [2021-06-06 05:41:34,827 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-06-06 05:41:38,263 INFO L134 CoverageAnalysis]: Checked inductivity of 8186 backedges. 4683 proven. 961 refuted. 0 times theorem prover too weak. 2542 trivial. 0 not checked. [2021-06-06 05:41:38,263 INFO L200 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1956419794] provided 0 perfect and 1 imperfect interpolant sequences [2021-06-06 05:41:38,263 INFO L226 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2021-06-06 05:41:38,263 INFO L239 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [95, 49] total 143 [2021-06-06 05:41:38,264 INFO L155 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [912480497] [2021-06-06 05:41:38,264 INFO L462 AbstractCegarLoop]: Interpolant automaton has 144 states [2021-06-06 05:41:38,264 INFO L142 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-06-06 05:41:38,265 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 144 interpolants. [2021-06-06 05:41:38,266 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3575, Invalid=17017, Unknown=0, NotChecked=0, Total=20592 [2021-06-06 05:41:38,266 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:41:38,266 INFO L482 AbstractCegarLoop]: Abstraction has currently 0 states, but on-demand construction may add more states [2021-06-06 05:41:38,266 INFO L483 AbstractCegarLoop]: Interpolant automaton has has 144 states, 144 states have (on average 3.6319444444444446) internal successors, (523), 143 states have internal predecessors, (523), 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 05:41:38,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:41:38,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:41:38,266 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 3 states. [2021-06-06 05:41:38,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 4 states. [2021-06-06 05:41:38,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 12 states. [2021-06-06 05:41:38,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 13 states. [2021-06-06 05:41:38,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 8 states. [2021-06-06 05:41:38,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 44 states. [2021-06-06 05:41:38,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:41:38,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 9 states. [2021-06-06 05:41:38,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:41:38,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 67 states. [2021-06-06 05:41:38,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 61 states. [2021-06-06 05:41:38,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 593 states. [2021-06-06 05:41:38,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 72 states. [2021-06-06 05:41:38,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 95 states. [2021-06-06 05:41:38,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 47 states. [2021-06-06 05:41:38,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 48 states. [2021-06-06 05:41:38,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 495 states. [2021-06-06 05:41:38,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 415 states. [2021-06-06 05:41:38,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2201 states. [2021-06-06 05:41:38,267 INFO L154 InterpolantAutomaton]: Switched to On-DemandConstruction mode: deterministic interpolant automaton has 2 states. [2021-06-06 05:41:41,335 WARN L205 SmtUtils]: Spent 123.00 ms on a formula simplification that was a NOOP. DAG size: 14 [2021-06-06 05:42:26,883 WARN L205 SmtUtils]: Spent 141.00 ms on a formula simplification that was a NOOP. DAG size: 13 [2021-06-06 05:42:56,169 WARN L205 SmtUtils]: Spent 157.00 ms on a formula simplification that was a NOOP. DAG size: 15 Received shutdown request... [2021-06-06 05:45:04,114 WARN L519 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 22 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable21 [2021-06-06 05:45:04,114 WARN L547 AbstractCegarLoop]: Verification canceled [2021-06-06 05:45:04,143 INFO L247 ceAbstractionStarter]: Analysis of concurrent program completed with 1 thread instances [2021-06-06 05:45:04,145 WARN L196 ceAbstractionStarter]: Timeout [2021-06-06 05:45:04,145 INFO L202 PluginConnector]: Adding new model buffer-series-array.wvr.bpl de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 06.06 05:45:04 BasicIcfg [2021-06-06 05:45:04,145 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-06-06 05:45:04,146 INFO L168 Benchmark]: Toolchain (without parser) took 711429.98 ms. Allocated memory was 343.9 MB in the beginning and 8.4 GB in the end (delta: 8.1 GB). Free memory was 323.2 MB in the beginning and 4.0 GB in the end (delta: -3.7 GB). Peak memory consumption was 4.4 GB. Max. memory is 16.0 GB. [2021-06-06 05:45:04,146 INFO L168 Benchmark]: Boogie PL CUP Parser took 0.16 ms. Allocated memory is still 343.9 MB. Free memory was 324.4 MB in the beginning and 324.3 MB in the end (delta: 70.3 kB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 05:45:04,146 INFO L168 Benchmark]: Boogie Procedure Inliner took 31.85 ms. Allocated memory is still 343.9 MB. Free memory was 323.1 MB in the beginning and 321.6 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. [2021-06-06 05:45:04,146 INFO L168 Benchmark]: Boogie Preprocessor took 29.55 ms. Allocated memory is still 343.9 MB. Free memory was 321.6 MB in the beginning and 320.6 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. [2021-06-06 05:45:04,146 INFO L168 Benchmark]: RCFGBuilder took 386.36 ms. Allocated memory is still 343.9 MB. Free memory was 320.5 MB in the beginning and 305.3 MB in the end (delta: 15.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB. [2021-06-06 05:45:04,146 INFO L168 Benchmark]: TraceAbstraction took 710969.95 ms. Allocated memory was 343.9 MB in the beginning and 8.4 GB in the end (delta: 8.1 GB). Free memory was 304.8 MB in the beginning and 4.0 GB in the end (delta: -3.7 GB). Peak memory consumption was 4.4 GB. Max. memory is 16.0 GB. [2021-06-06 05:45:04,146 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 0.16 ms. Allocated memory is still 343.9 MB. Free memory was 324.4 MB in the beginning and 324.3 MB in the end (delta: 70.3 kB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Procedure Inliner took 31.85 ms. Allocated memory is still 343.9 MB. Free memory was 323.1 MB in the beginning and 321.6 MB in the end (delta: 1.5 MB). There was no memory consumed. Max. memory is 16.0 GB. * Boogie Preprocessor took 29.55 ms. Allocated memory is still 343.9 MB. Free memory was 321.6 MB in the beginning and 320.6 MB in the end (delta: 1.0 MB). Peak memory consumption was 2.1 MB. Max. memory is 16.0 GB. * RCFGBuilder took 386.36 ms. Allocated memory is still 343.9 MB. Free memory was 320.5 MB in the beginning and 305.3 MB in the end (delta: 15.3 MB). Peak memory consumption was 14.7 MB. Max. memory is 16.0 GB. * TraceAbstraction took 710969.95 ms. Allocated memory was 343.9 MB in the beginning and 8.4 GB in the end (delta: 8.1 GB). Free memory was 304.8 MB in the beginning and 4.0 GB in the end (delta: -3.7 GB). Peak memory consumption was 4.4 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: 13041320, positive: 12013742, positive conditional: 12013742, positive unconditional: 0, negative: 1027578, negative conditional: 1027578, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ThreadSeparatingIndependenceRelation.Statistics on underlying relation: DistributingIndependenceRelation.Independence Queries: [ total: 12017977, positive: 12013742, positive conditional: 12013742, positive unconditional: 0, negative: 4235, negative conditional: 4235, negative unconditional: 0, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , DistributingIndependenceRelation.Statistics on underlying relations: [ CachedIndependenceRelation.Independence Queries: [ total: 12017977, positive: 11506401, positive conditional: 0, positive unconditional: 11506401, negative: 511576, negative conditional: 0, negative unconditional: 511576, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: UnionIndependenceRelation.Independence Queries: [ total: 174, positive: 170, positive conditional: 0, positive unconditional: 170, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , UnionIndependenceRelation.Statistics on underlying relations: [ SyntacticIndependenceRelation.Independence Queries: [ total: 174, positive: 163, positive conditional: 0, positive unconditional: 163, negative: 11, negative conditional: 0, negative unconditional: 11, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Independence Queries: [ total: 11, positive: 7, positive conditional: 0, positive unconditional: 7, negative: 4, negative conditional: 0, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , ConditionTransformingIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2196, positive: 1668, positive conditional: 1609, positive unconditional: 59, negative: 528, negative conditional: 475, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] ], Cache Queries: [ total: 12017977, positive: 11506231, positive conditional: 0, positive unconditional: 11506231, negative: 511572, negative conditional: 0, negative unconditional: 511572, unknown: 174, unknown conditional: 0, unknown unconditional: 174] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, SemanticConditionEliminator.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2196, positive: 1668, positive conditional: 1609, positive unconditional: 59, negative: 528, negative conditional: 475, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3784881, positive: 506147, positive conditional: 506147, positive unconditional: 0, negative: 3277234, negative conditional: 1434993, negative unconditional: 1842241, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1842241, SemanticConditionEliminator.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2196, positive: 1668, positive conditional: 1609, positive unconditional: 59, negative: 528, negative conditional: 475, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3784881, positive: 506147, positive conditional: 506147, positive unconditional: 0, negative: 3277234, negative conditional: 1434993, negative unconditional: 1842241, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1842241, SemanticConditionEliminator.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2196, positive: 1668, positive conditional: 1609, positive unconditional: 59, negative: 528, negative conditional: 475, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3784881, positive: 506147, positive conditional: 506147, positive unconditional: 0, negative: 3277234, negative conditional: 1434993, negative unconditional: 1842241, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1842241, SemanticConditionEliminator.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2196, positive: 1668, positive conditional: 1609, positive unconditional: 59, negative: 528, negative conditional: 475, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3784881, positive: 506147, positive conditional: 506147, positive unconditional: 0, negative: 3277234, negative conditional: 1434993, negative unconditional: 1842241, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1842241, SemanticConditionEliminator.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2196, positive: 1668, positive conditional: 1609, positive unconditional: 59, negative: 528, negative conditional: 475, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3784881, positive: 506147, positive conditional: 506147, positive unconditional: 0, negative: 3277234, negative conditional: 1434993, negative unconditional: 1842241, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1842241, SemanticConditionEliminator.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2196, positive: 1668, positive conditional: 1609, positive unconditional: 59, negative: 528, negative conditional: 475, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3784881, positive: 506147, positive conditional: 506147, positive unconditional: 0, negative: 3277234, negative conditional: 1434993, negative unconditional: 1842241, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1842241, SemanticConditionEliminator.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2196, positive: 1668, positive conditional: 1609, positive unconditional: 59, negative: 528, negative conditional: 475, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3784881, positive: 506147, positive conditional: 506147, positive unconditional: 0, negative: 3277234, negative conditional: 1434993, negative unconditional: 1842241, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1842241, SemanticConditionEliminator.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2196, positive: 1668, positive conditional: 1609, positive unconditional: 59, negative: 528, negative conditional: 475, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3784881, positive: 506147, positive conditional: 506147, positive unconditional: 0, negative: 3277234, negative conditional: 1434993, negative unconditional: 1842241, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1842241, SemanticConditionEliminator.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2196, positive: 1668, positive conditional: 1609, positive unconditional: 59, negative: 528, negative conditional: 475, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3784881, positive: 506147, positive conditional: 506147, positive unconditional: 0, negative: 3277234, negative conditional: 1434993, negative unconditional: 1842241, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1842241, SemanticConditionEliminator.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2196, positive: 1668, positive conditional: 1609, positive unconditional: 59, negative: 528, negative conditional: 475, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3784881, positive: 506147, positive conditional: 506147, positive unconditional: 0, negative: 3277234, negative conditional: 1434993, negative unconditional: 1842241, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1842241, SemanticConditionEliminator.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2196, positive: 1668, positive conditional: 1609, positive unconditional: 59, negative: 528, negative conditional: 475, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3784881, positive: 506147, positive conditional: 506147, positive unconditional: 0, negative: 3277234, negative conditional: 1434993, negative unconditional: 1842241, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1842241, SemanticConditionEliminator.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2196, positive: 1668, positive conditional: 1609, positive unconditional: 59, negative: 528, negative conditional: 475, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3784881, positive: 506147, positive conditional: 506147, positive unconditional: 0, negative: 3277234, negative conditional: 1434993, negative unconditional: 1842241, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1842241, SemanticConditionEliminator.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2196, positive: 1668, positive conditional: 1609, positive unconditional: 59, negative: 528, negative conditional: 475, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3784881, positive: 506147, positive conditional: 506147, positive unconditional: 0, negative: 3277234, negative conditional: 1434993, negative unconditional: 1842241, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1842241, SemanticConditionEliminator.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2196, positive: 1668, positive conditional: 1609, positive unconditional: 59, negative: 528, negative conditional: 475, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3784881, positive: 506147, positive conditional: 506147, positive unconditional: 0, negative: 3277234, negative conditional: 1434993, negative unconditional: 1842241, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1842241, SemanticConditionEliminator.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2196, positive: 1668, positive conditional: 1609, positive unconditional: 59, negative: 528, negative conditional: 475, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3784881, positive: 506147, positive conditional: 506147, positive unconditional: 0, negative: 3277234, negative conditional: 1434993, negative unconditional: 1842241, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1842241, SemanticConditionEliminator.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2196, positive: 1668, positive conditional: 1609, positive unconditional: 59, negative: 528, negative conditional: 475, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3784881, positive: 506147, positive conditional: 506147, positive unconditional: 0, negative: 3277234, negative conditional: 1434993, negative unconditional: 1842241, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1842241, SemanticConditionEliminator.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2196, positive: 1668, positive conditional: 1609, positive unconditional: 59, negative: 528, negative conditional: 475, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3784881, positive: 506147, positive conditional: 506147, positive unconditional: 0, negative: 3277234, negative conditional: 1434993, negative unconditional: 1842241, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1842241, SemanticConditionEliminator.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2196, positive: 1668, positive conditional: 1609, positive unconditional: 59, negative: 528, negative conditional: 475, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3784881, positive: 506147, positive conditional: 506147, positive unconditional: 0, negative: 3277234, negative conditional: 1434993, negative unconditional: 1842241, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1842241, SemanticConditionEliminator.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2196, positive: 1668, positive conditional: 1609, positive unconditional: 59, negative: 528, negative conditional: 475, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3784881, positive: 506147, positive conditional: 506147, positive unconditional: 0, negative: 3277234, negative conditional: 1434993, negative unconditional: 1842241, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1842241, SemanticConditionEliminator.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2196, positive: 1668, positive conditional: 1609, positive unconditional: 59, negative: 528, negative conditional: 475, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3784881, positive: 506147, positive conditional: 506147, positive unconditional: 0, negative: 3277234, negative conditional: 1434993, negative unconditional: 1842241, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1842241, SemanticConditionEliminator.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2196, positive: 1668, positive conditional: 1609, positive unconditional: 59, negative: 528, negative conditional: 475, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3784881, positive: 506147, positive conditional: 506147, positive unconditional: 0, negative: 3277234, negative conditional: 1434993, negative unconditional: 1842241, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1842241, SemanticConditionEliminator.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticConditionEliminator.Statistics on underlying relation: CachedIndependenceRelation.Independence Queries: [ total: 3784881, positive: 507341, positive conditional: 507341, positive unconditional: 0, negative: 3277540, negative conditional: 1435299, negative unconditional: 1842241, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , CachedIndependenceRelation.Statistics on underlying relation: SemanticIndependenceRelation.Independence Queries: [ total: 1511, positive: 1201, positive conditional: 1194, positive unconditional: 7, negative: 310, negative conditional: 306, negative unconditional: 4, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , SemanticIndependenceRelation.Query Time [ms]: [ total: 2196, positive: 1668, positive conditional: 1609, positive unconditional: 59, negative: 528, negative conditional: 475, negative unconditional: 53, unknown: 0, unknown conditional: 0, unknown unconditional: 0] , Cache Queries: [ total: 3784881, positive: 506147, positive conditional: 506147, positive unconditional: 0, negative: 3277234, negative conditional: 1434993, negative unconditional: 1842241, unknown: 1500, unknown conditional: 1500, unknown unconditional: 0] , Statistics on independence cache: Total cache size (in pairs): 1674, Positive cache size: 1364, Positive conditional cache size: 1194, Positive unconditional cache size: 170, Negative cache size: 310, Negative conditional cache size: 306, Negative unconditional cache size: 4, Eliminated conditions: 1842241 ], Maximal queried relation: 22, Independence queries for same thread: 1023343 - TimeoutResultAtElement [Line: 82]: Timeout (TraceAbstraction) Unable to prove that assertion always holds Cancelled while executing SleepSetDelayReduction. - StatisticsResult: Ultimate Automizer benchmark data for errors in thread instance: ULTIMATE.start with 1 thread instances CFG has 9 procedures, 54 locations, 5 error locations. Started 1 CEGAR loops. VerificationResult: TIMEOUT, OverallTime: 710794.1ms, OverallIterations: 22, TraceHistogramMax: 0, EmptinessCheckTime: 0.0ms, AutomataDifference: 0.0ms, DeadEndRemovalTime: 0.0ms, HoareAnnotationTime: 0.0ms, InitialAbstractionConstructionTime: 14.2ms, PartialOrderReductionTime: 642817.2ms, HoareTripleCheckerStatistics: No data available, PredicateUnifierStatistics: No data available, 0.0ms BasicInterpolantAutomatonTime, BiggestAbstraction: size=0occurred in iteration=0, InterpolantAutomatonStates: 5643, 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: 307.7ms SsaConstructionTime, 2416.6ms SatisfiabilityAnalysisTime, 60315.7ms InterpolantComputationTime, 6515 NumberOfCodeBlocks, 6473 NumberOfCodeBlocksAsserted, 263 NumberOfCheckSat, 6473 ConstructedInterpolants, 38 QuantifiedInterpolants, 48931 SizeOfPredicates, 44 NumberOfNonLiveVariables, 8487 ConjunctsInSsa, 776 ConjunctsInUnsatCore, 42 InterpolantComputations, 3 PerfectInterpolantSequences, 48340/72441 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