/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample FPandBPonlyIfFpWasNotPerfect -tc ../../../trunk/examples/toolchains/AutomizerC.xml --traceabstraction.assert.codeblocks SMT_FEATURE_HEURISTIC --traceabstraction.assert.codeblocks.term.scoring.heuristic BIGGEST_EQUIVALENCE_CLASS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 4 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/eca-rers2012/Problem11_label18.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 23:01:39,765 INFO L177 SettingsManager]: Resetting all preferences to default values... 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[2020-07-21 23:01:39,853 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-21 23:01:39,872 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 23:01:39,872 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 23:01:39,873 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 23:01:39,874 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 23:01:39,874 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 23:01:39,874 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 23:01:39,874 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 23:01:39,874 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 23:01:39,875 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 23:01:39,875 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 23:01:39,875 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 23:01:39,875 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 23:01:39,875 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 23:01:39,875 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 23:01:39,876 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 23:01:39,876 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 23:01:39,876 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 23:01:39,876 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 23:01:39,876 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 23:01:39,877 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 23:01:39,877 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 23:01:39,877 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 23:01:39,877 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 23:01:39,877 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 23:01:39,878 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 23:01:39,878 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 23:01:39,878 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 23:01:39,878 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 23:01:39,878 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 23:01:39,878 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> FPandBPonlyIfFpWasNotPerfect Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks -> SMT_FEATURE_HEURISTIC Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic -> BIGGEST_EQUIVALENCE_CLASS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic Partitioning Strategy -> FIXED_NUM_PARTITIONS Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Assert CodeBlocks Term Scoring Heuristic number of partitions -> 4 [2020-07-21 23:01:40,208 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 23:01:40,226 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 23:01:40,230 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 23:01:40,231 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 23:01:40,231 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 23:01:40,233 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/eca-rers2012/Problem11_label18.c [2020-07-21 23:01:40,294 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b6b5f025/2258c11a43c44b9dbe4fb804532c346e/FLAG2db66ea9e [2020-07-21 23:01:40,902 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 23:01:40,903 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/eca-rers2012/Problem11_label18.c [2020-07-21 23:01:40,920 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b6b5f025/2258c11a43c44b9dbe4fb804532c346e/FLAG2db66ea9e [2020-07-21 23:01:41,108 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/7b6b5f025/2258c11a43c44b9dbe4fb804532c346e [2020-07-21 23:01:41,116 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 23:01:41,118 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 23:01:41,120 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 23:01:41,121 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 23:01:41,124 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 23:01:41,125 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:01:41" (1/1) ... [2020-07-21 23:01:41,129 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@37db3cda and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:01:41, skipping insertion in model container [2020-07-21 23:01:41,129 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 11:01:41" (1/1) ... [2020-07-21 23:01:41,136 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 23:01:41,188 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 23:01:41,845 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 23:01:41,858 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 23:01:42,091 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 23:01:42,113 INFO L208 MainTranslator]: Completed translation [2020-07-21 23:01:42,114 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:01:42 WrapperNode [2020-07-21 23:01:42,114 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 23:01:42,115 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 23:01:42,115 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 23:01:42,115 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 23:01:42,137 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:01:42" (1/1) ... [2020-07-21 23:01:42,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:01:42" (1/1) ... [2020-07-21 23:01:42,163 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:01:42" (1/1) ... [2020-07-21 23:01:42,163 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:01:42" (1/1) ... [2020-07-21 23:01:42,227 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:01:42" (1/1) ... [2020-07-21 23:01:42,242 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:01:42" (1/1) ... [2020-07-21 23:01:42,256 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:01:42" (1/1) ... [2020-07-21 23:01:42,274 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 23:01:42,275 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 23:01:42,275 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 23:01:42,275 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 23:01:42,276 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:01:42" (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 [2020-07-21 23:01:42,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 23:01:42,382 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 23:01:42,382 INFO L138 BoogieDeclarations]: Found implementation of procedure calculate_output [2020-07-21 23:01:42,383 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 23:01:42,383 INFO L130 BoogieDeclarations]: Found specification of procedure calculate_output [2020-07-21 23:01:42,383 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 23:01:42,383 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 23:01:42,384 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-07-21 23:01:42,384 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 23:01:42,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 23:01:42,384 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 23:01:44,309 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 23:01:44,310 INFO L295 CfgBuilder]: Removed 1 assume(true) statements. [2020-07-21 23:01:44,317 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 11:01:44 BoogieIcfgContainer [2020-07-21 23:01:44,317 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 23:01:44,319 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 23:01:44,319 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 23:01:44,322 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 23:01:44,323 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 11:01:41" (1/3) ... [2020-07-21 23:01:44,323 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@718a5056 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 11:01:44, skipping insertion in model container [2020-07-21 23:01:44,324 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 11:01:42" (2/3) ... [2020-07-21 23:01:44,324 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@718a5056 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 11:01:44, skipping insertion in model container [2020-07-21 23:01:44,324 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 11:01:44" (3/3) ... [2020-07-21 23:01:44,326 INFO L109 eAbstractionObserver]: Analyzing ICFG Problem11_label18.c [2020-07-21 23:01:44,338 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 23:01:44,346 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-21 23:01:44,361 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-21 23:01:44,388 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 23:01:44,388 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 23:01:44,388 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 23:01:44,389 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 23:01:44,389 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 23:01:44,389 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 23:01:44,389 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 23:01:44,390 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 23:01:44,414 INFO L276 IsEmpty]: Start isEmpty. Operand 292 states. [2020-07-21 23:01:44,422 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 41 [2020-07-21 23:01:44,423 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 23:01:44,424 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 23:01:44,424 INFO L427 AbstractCegarLoop]: === Iteration 1 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 23:01:44,431 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 23:01:44,431 INFO L82 PathProgramCache]: Analyzing trace with hash -1626993173, now seen corresponding path program 1 times [2020-07-21 23:01:44,441 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 23:01:44,441 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2083078647] [2020-07-21 23:01:44,442 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 23:01:44,608 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-21 23:01:44,608 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 23:01:44,611 INFO L263 TraceCheckSpWp]: Trace formula consists of 160 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-21 23:01:44,624 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 23:01:44,715 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 23:01:44,716 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 23:01:44,717 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2083078647] [2020-07-21 23:01:44,717 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 23:01:44,718 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 23:01:44,719 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [491918033] [2020-07-21 23:01:44,726 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 23:01:44,728 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 23:01:44,747 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 23:01:44,748 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 23:01:44,750 INFO L87 Difference]: Start difference. First operand 292 states. Second operand 3 states. [2020-07-21 23:01:46,259 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 23:01:46,260 INFO L93 Difference]: Finished difference Result 795 states and 1386 transitions. [2020-07-21 23:01:46,260 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 23:01:46,262 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 40 [2020-07-21 23:01:46,262 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 23:01:46,280 INFO L225 Difference]: With dead ends: 795 [2020-07-21 23:01:46,280 INFO L226 Difference]: Without dead ends: 425 [2020-07-21 23:01:46,290 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 39 GetRequests, 38 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 23:01:46,315 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 425 states. [2020-07-21 23:01:46,368 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 425 to 423. [2020-07-21 23:01:46,370 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 423 states. [2020-07-21 23:01:46,373 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 423 states to 423 states and 612 transitions. [2020-07-21 23:01:46,375 INFO L78 Accepts]: Start accepts. Automaton has 423 states and 612 transitions. Word has length 40 [2020-07-21 23:01:46,375 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 23:01:46,376 INFO L479 AbstractCegarLoop]: Abstraction has 423 states and 612 transitions. [2020-07-21 23:01:46,376 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 23:01:46,376 INFO L276 IsEmpty]: Start isEmpty. Operand 423 states and 612 transitions. [2020-07-21 23:01:46,381 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 113 [2020-07-21 23:01:46,383 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 23:01:46,384 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 23:01:46,584 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 23:01:46,585 INFO L427 AbstractCegarLoop]: === Iteration 2 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 23:01:46,586 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 23:01:46,586 INFO L82 PathProgramCache]: Analyzing trace with hash -798212694, now seen corresponding path program 1 times [2020-07-21 23:01:46,587 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 23:01:46,588 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [851624892] [2020-07-21 23:01:46,588 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 23:01:46,681 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-21 23:01:46,682 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 23:01:46,684 INFO L263 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-21 23:01:46,689 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 23:01:46,739 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 23:01:46,739 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 23:01:46,740 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [851624892] [2020-07-21 23:01:46,740 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 23:01:46,740 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-21 23:01:46,740 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [271170079] [2020-07-21 23:01:46,742 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-21 23:01:46,743 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 23:01:46,743 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-21 23:01:46,743 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-21 23:01:46,743 INFO L87 Difference]: Start difference. First operand 423 states and 612 transitions. Second operand 5 states. [2020-07-21 23:01:48,501 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 23:01:48,502 INFO L93 Difference]: Finished difference Result 1258 states and 1853 transitions. [2020-07-21 23:01:48,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-07-21 23:01:48,503 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 112 [2020-07-21 23:01:48,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 23:01:48,511 INFO L225 Difference]: With dead ends: 1258 [2020-07-21 23:01:48,511 INFO L226 Difference]: Without dead ends: 841 [2020-07-21 23:01:48,514 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 108 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-07-21 23:01:48,515 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 841 states. [2020-07-21 23:01:48,565 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 841 to 818. [2020-07-21 23:01:48,565 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 818 states. [2020-07-21 23:01:48,570 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 818 states to 818 states and 1134 transitions. [2020-07-21 23:01:48,570 INFO L78 Accepts]: Start accepts. Automaton has 818 states and 1134 transitions. Word has length 112 [2020-07-21 23:01:48,571 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 23:01:48,571 INFO L479 AbstractCegarLoop]: Abstraction has 818 states and 1134 transitions. [2020-07-21 23:01:48,571 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-21 23:01:48,571 INFO L276 IsEmpty]: Start isEmpty. Operand 818 states and 1134 transitions. [2020-07-21 23:01:48,576 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 115 [2020-07-21 23:01:48,576 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 23:01:48,576 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 23:01:48,789 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 23:01:48,790 INFO L427 AbstractCegarLoop]: === Iteration 3 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 23:01:48,791 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 23:01:48,792 INFO L82 PathProgramCache]: Analyzing trace with hash 415326854, now seen corresponding path program 1 times [2020-07-21 23:01:48,794 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 23:01:48,795 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1454490924] [2020-07-21 23:01:48,795 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 23:01:48,901 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 3 check-sat command(s) [2020-07-21 23:01:48,902 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 23:01:48,904 INFO L263 TraceCheckSpWp]: Trace formula consists of 239 conjuncts, 11 conjunts are in the unsatisfiable core [2020-07-21 23:01:48,919 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 23:01:48,959 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-21 23:01:48,962 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-21 23:01:48,980 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-21 23:01:49,012 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 23:01:49,013 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 23:01:49,013 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1454490924] [2020-07-21 23:01:49,014 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 23:01:49,014 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2020-07-21 23:01:49,014 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [500606076] [2020-07-21 23:01:49,015 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-21 23:01:49,015 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 23:01:49,015 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-21 23:01:49,016 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=7, Invalid=13, Unknown=0, NotChecked=0, Total=20 [2020-07-21 23:01:49,016 INFO L87 Difference]: Start difference. First operand 818 states and 1134 transitions. Second operand 5 states. [2020-07-21 23:01:50,803 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 23:01:50,803 INFO L93 Difference]: Finished difference Result 2060 states and 2825 transitions. [2020-07-21 23:01:50,804 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-21 23:01:50,804 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 114 [2020-07-21 23:01:50,805 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 23:01:50,811 INFO L225 Difference]: With dead ends: 2060 [2020-07-21 23:01:50,812 INFO L226 Difference]: Without dead ends: 1248 [2020-07-21 23:01:50,814 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 116 GetRequests, 110 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=37, Unknown=0, NotChecked=0, Total=56 [2020-07-21 23:01:50,816 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1248 states. [2020-07-21 23:01:50,850 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1248 to 1218. [2020-07-21 23:01:50,851 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1218 states. [2020-07-21 23:01:50,857 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1218 states to 1218 states and 1573 transitions. [2020-07-21 23:01:50,858 INFO L78 Accepts]: Start accepts. Automaton has 1218 states and 1573 transitions. Word has length 114 [2020-07-21 23:01:50,858 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 23:01:50,859 INFO L479 AbstractCegarLoop]: Abstraction has 1218 states and 1573 transitions. [2020-07-21 23:01:50,859 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-21 23:01:50,859 INFO L276 IsEmpty]: Start isEmpty. Operand 1218 states and 1573 transitions. [2020-07-21 23:01:50,864 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 157 [2020-07-21 23:01:50,864 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 23:01:50,865 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 23:01:51,077 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 23:01:51,078 INFO L427 AbstractCegarLoop]: === Iteration 4 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 23:01:51,078 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 23:01:51,079 INFO L82 PathProgramCache]: Analyzing trace with hash 1749997188, now seen corresponding path program 1 times [2020-07-21 23:01:51,079 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 23:01:51,079 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [946929666] [2020-07-21 23:01:51,079 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 23:01:51,189 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-21 23:01:51,189 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 23:01:51,191 INFO L263 TraceCheckSpWp]: Trace formula consists of 317 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-21 23:01:51,194 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 23:01:51,246 INFO L134 CoverageAnalysis]: Checked inductivity of 33 backedges. 33 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 23:01:51,246 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 23:01:51,247 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [946929666] [2020-07-21 23:01:51,247 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 23:01:51,247 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 23:01:51,247 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [323865426] [2020-07-21 23:01:51,248 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 23:01:51,248 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 23:01:51,249 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 23:01:51,249 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 23:01:51,249 INFO L87 Difference]: Start difference. First operand 1218 states and 1573 transitions. Second operand 3 states. [2020-07-21 23:01:52,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 23:01:52,514 INFO L93 Difference]: Finished difference Result 2825 states and 3763 transitions. [2020-07-21 23:01:52,515 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 23:01:52,516 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 156 [2020-07-21 23:01:52,516 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 23:01:52,525 INFO L225 Difference]: With dead ends: 2825 [2020-07-21 23:01:52,526 INFO L226 Difference]: Without dead ends: 1801 [2020-07-21 23:01:52,530 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 155 GetRequests, 154 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 23:01:52,533 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1801 states. [2020-07-21 23:01:52,575 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1801 to 1605. [2020-07-21 23:01:52,576 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 1605 states. [2020-07-21 23:01:52,584 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1605 states to 1605 states and 2144 transitions. [2020-07-21 23:01:52,584 INFO L78 Accepts]: Start accepts. Automaton has 1605 states and 2144 transitions. Word has length 156 [2020-07-21 23:01:52,585 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 23:01:52,585 INFO L479 AbstractCegarLoop]: Abstraction has 1605 states and 2144 transitions. [2020-07-21 23:01:52,585 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 23:01:52,585 INFO L276 IsEmpty]: Start isEmpty. Operand 1605 states and 2144 transitions. [2020-07-21 23:01:52,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 227 [2020-07-21 23:01:52,590 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 23:01:52,591 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 23:01:52,804 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 23:01:52,805 INFO L427 AbstractCegarLoop]: === Iteration 5 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 23:01:52,805 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 23:01:52,806 INFO L82 PathProgramCache]: Analyzing trace with hash -230368601, now seen corresponding path program 1 times [2020-07-21 23:01:52,806 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 23:01:52,806 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1972198872] [2020-07-21 23:01:52,807 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 23:01:53,016 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-21 23:01:53,016 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 23:01:53,018 INFO L263 TraceCheckSpWp]: Trace formula consists of 430 conjuncts, 8 conjunts are in the unsatisfiable core [2020-07-21 23:01:53,022 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 23:01:53,118 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 67 proven. 2 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2020-07-21 23:01:53,118 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-21 23:01:53,311 INFO L134 CoverageAnalysis]: Checked inductivity of 136 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 67 trivial. 0 not checked. [2020-07-21 23:01:53,311 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1972198872] [2020-07-21 23:01:53,311 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-07-21 23:01:53,311 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [5] total 7 [2020-07-21 23:01:53,312 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1307085679] [2020-07-21 23:01:53,312 INFO L459 AbstractCegarLoop]: Interpolant automaton has 5 states [2020-07-21 23:01:53,313 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 23:01:53,313 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 5 interpolants. [2020-07-21 23:01:53,313 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=26, Unknown=0, NotChecked=0, Total=42 [2020-07-21 23:01:53,313 INFO L87 Difference]: Start difference. First operand 1605 states and 2144 transitions. Second operand 5 states. [2020-07-21 23:01:54,840 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 23:01:54,841 INFO L93 Difference]: Finished difference Result 4191 states and 5821 transitions. [2020-07-21 23:01:54,849 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-21 23:01:54,850 INFO L78 Accepts]: Start accepts. Automaton has 5 states. Word has length 226 [2020-07-21 23:01:54,850 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 23:01:54,864 INFO L225 Difference]: With dead ends: 4191 [2020-07-21 23:01:54,865 INFO L226 Difference]: Without dead ends: 2592 [2020-07-21 23:01:54,870 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 452 GetRequests, 444 SyntacticMatches, 2 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2020-07-21 23:01:54,873 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2592 states. [2020-07-21 23:01:54,932 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2592 to 2584. [2020-07-21 23:01:54,933 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2584 states. [2020-07-21 23:01:54,942 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2584 states to 2584 states and 3461 transitions. [2020-07-21 23:01:54,942 INFO L78 Accepts]: Start accepts. Automaton has 2584 states and 3461 transitions. Word has length 226 [2020-07-21 23:01:54,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 23:01:54,943 INFO L479 AbstractCegarLoop]: Abstraction has 2584 states and 3461 transitions. [2020-07-21 23:01:54,943 INFO L480 AbstractCegarLoop]: Interpolant automaton has 5 states. [2020-07-21 23:01:54,944 INFO L276 IsEmpty]: Start isEmpty. Operand 2584 states and 3461 transitions. [2020-07-21 23:01:54,948 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 237 [2020-07-21 23:01:54,948 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 23:01:54,949 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 23:01:55,163 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 23:01:55,164 INFO L427 AbstractCegarLoop]: === Iteration 6 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 23:01:55,164 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 23:01:55,164 INFO L82 PathProgramCache]: Analyzing trace with hash 240062387, now seen corresponding path program 1 times [2020-07-21 23:01:55,165 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 23:01:55,165 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [554234210] [2020-07-21 23:01:55,165 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 23:01:55,391 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-21 23:01:55,392 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 23:01:55,393 INFO L263 TraceCheckSpWp]: Trace formula consists of 439 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-21 23:01:55,397 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 23:01:55,431 INFO L134 CoverageAnalysis]: Checked inductivity of 146 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 77 trivial. 0 not checked. [2020-07-21 23:01:55,432 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 23:01:55,432 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [554234210] [2020-07-21 23:01:55,432 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 23:01:55,432 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 23:01:55,432 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1953930476] [2020-07-21 23:01:55,433 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 23:01:55,433 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 23:01:55,434 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 23:01:55,434 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 23:01:55,434 INFO L87 Difference]: Start difference. First operand 2584 states and 3461 transitions. Second operand 3 states. [2020-07-21 23:01:56,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 23:01:56,770 INFO L93 Difference]: Finished difference Result 6318 states and 8840 transitions. [2020-07-21 23:01:56,771 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 23:01:56,771 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 236 [2020-07-21 23:01:56,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 23:01:56,796 INFO L225 Difference]: With dead ends: 6318 [2020-07-21 23:01:56,797 INFO L226 Difference]: Without dead ends: 3740 [2020-07-21 23:01:56,809 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 235 GetRequests, 234 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 23:01:56,814 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 3740 states. [2020-07-21 23:01:56,950 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 3740 to 3740. [2020-07-21 23:01:56,950 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3740 states. [2020-07-21 23:01:56,963 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3740 states to 3740 states and 5198 transitions. [2020-07-21 23:01:56,963 INFO L78 Accepts]: Start accepts. Automaton has 3740 states and 5198 transitions. Word has length 236 [2020-07-21 23:01:56,964 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 23:01:56,964 INFO L479 AbstractCegarLoop]: Abstraction has 3740 states and 5198 transitions. [2020-07-21 23:01:56,964 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 23:01:56,965 INFO L276 IsEmpty]: Start isEmpty. Operand 3740 states and 5198 transitions. [2020-07-21 23:01:56,977 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 347 [2020-07-21 23:01:56,978 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 23:01:56,978 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 23:01:57,189 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 23:01:57,190 INFO L427 AbstractCegarLoop]: === Iteration 7 === [calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 23:01:57,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 23:01:57,191 INFO L82 PathProgramCache]: Analyzing trace with hash 1219331856, now seen corresponding path program 1 times [2020-07-21 23:01:57,191 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 23:01:57,192 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1067559043] [2020-07-21 23:01:57,192 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 23:01:57,380 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 4 partitions) issued 4 check-sat command(s) [2020-07-21 23:01:57,380 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 23:01:57,382 INFO L263 TraceCheckSpWp]: Trace formula consists of 550 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-21 23:01:57,387 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 23:01:57,485 INFO L134 CoverageAnalysis]: Checked inductivity of 195 backedges. 69 proven. 0 refuted. 0 times theorem prover too weak. 126 trivial. 0 not checked. [2020-07-21 23:01:57,486 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 23:01:57,486 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1067559043] [2020-07-21 23:01:57,486 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 23:01:57,486 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2020-07-21 23:01:57,486 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1429772911] [2020-07-21 23:01:57,487 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-21 23:01:57,487 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 23:01:57,487 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-21 23:01:57,487 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 23:01:57,488 INFO L87 Difference]: Start difference. First operand 3740 states and 5198 transitions. Second operand 3 states. [2020-07-21 23:01:58,122 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 23:01:58,122 INFO L93 Difference]: Finished difference Result 7265 states and 10029 transitions. [2020-07-21 23:01:58,123 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-21 23:01:58,123 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 346 [2020-07-21 23:01:58,124 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 23:01:58,125 INFO L225 Difference]: With dead ends: 7265 [2020-07-21 23:01:58,125 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 23:01:58,140 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 345 GetRequests, 343 SyntacticMatches, 1 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-21 23:01:58,141 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 23:01:58,141 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 23:01:58,141 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 23:01:58,141 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 23:01:58,142 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 346 [2020-07-21 23:01:58,142 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 23:01:58,142 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 23:01:58,142 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-21 23:01:58,142 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 23:01:58,142 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 23:01:58,355 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 23:01:58,359 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 23:01:58,904 WARN L193 SmtUtils]: Spent 156.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 29 [2020-07-21 23:01:58,993 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 23:01:58,994 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (<= |old(~a23~0)| ~a23~0) (<= ~a29~0 |old(~a29~0)|) (<= ~a25~0 |old(~a25~0)|)) [2020-07-21 23:01:58,994 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 23:01:58,994 INFO L268 CegarLoopResult]: For program point L168(line 168) no Hoare annotation was computed. [2020-07-21 23:01:58,994 INFO L268 CegarLoopResult]: For program point L102(line 102) no Hoare annotation was computed. [2020-07-21 23:01:58,994 INFO L268 CegarLoopResult]: For program point L36(line 36) no Hoare annotation was computed. [2020-07-21 23:01:58,995 INFO L268 CegarLoopResult]: For program point L566(lines 566 1024) no Hoare annotation was computed. [2020-07-21 23:01:58,995 INFO L268 CegarLoopResult]: For program point L500(lines 500 1024) no Hoare annotation was computed. [2020-07-21 23:01:58,995 INFO L268 CegarLoopResult]: For program point L170-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:58,995 INFO L268 CegarLoopResult]: For program point L104-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:58,995 INFO L268 CegarLoopResult]: For program point L38-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:58,995 INFO L268 CegarLoopResult]: For program point L963(lines 963 1024) no Hoare annotation was computed. [2020-07-21 23:01:58,997 INFO L268 CegarLoopResult]: For program point L831(lines 831 1024) no Hoare annotation was computed. [2020-07-21 23:01:58,997 INFO L268 CegarLoopResult]: For program point L171(line 171) no Hoare annotation was computed. [2020-07-21 23:01:58,997 INFO L268 CegarLoopResult]: For program point L105(line 105) no Hoare annotation was computed. [2020-07-21 23:01:58,997 INFO L268 CegarLoopResult]: For program point L39(line 39) no Hoare annotation was computed. [2020-07-21 23:01:58,997 INFO L268 CegarLoopResult]: For program point L898(lines 898 1024) no Hoare annotation was computed. [2020-07-21 23:01:58,998 INFO L268 CegarLoopResult]: For program point L436(lines 436 1024) no Hoare annotation was computed. [2020-07-21 23:01:58,998 INFO L268 CegarLoopResult]: For program point L370(lines 370 1024) no Hoare annotation was computed. [2020-07-21 23:01:58,998 INFO L268 CegarLoopResult]: For program point L635(lines 635 1024) no Hoare annotation was computed. [2020-07-21 23:01:58,998 INFO L268 CegarLoopResult]: For program point L305(lines 305 1024) no Hoare annotation was computed. [2020-07-21 23:01:58,998 INFO L268 CegarLoopResult]: For program point L173-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:58,998 INFO L268 CegarLoopResult]: For program point L107-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:58,998 INFO L268 CegarLoopResult]: For program point L41-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:58,998 INFO L268 CegarLoopResult]: For program point L240(lines 240 1024) no Hoare annotation was computed. [2020-07-21 23:01:58,999 INFO L268 CegarLoopResult]: For program point L174(line 174) no Hoare annotation was computed. [2020-07-21 23:01:58,999 INFO L268 CegarLoopResult]: For program point L108(line 108) no Hoare annotation was computed. [2020-07-21 23:01:58,999 INFO L268 CegarLoopResult]: For program point L42(line 42) no Hoare annotation was computed. [2020-07-21 23:01:58,999 INFO L268 CegarLoopResult]: For program point L769(lines 769 1024) no Hoare annotation was computed. [2020-07-21 23:01:58,999 INFO L268 CegarLoopResult]: For program point L836(lines 836 1024) no Hoare annotation was computed. [2020-07-21 23:01:58,999 INFO L268 CegarLoopResult]: For program point L572(lines 572 1024) no Hoare annotation was computed. [2020-07-21 23:01:58,999 INFO L268 CegarLoopResult]: For program point L176-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:58,999 INFO L268 CegarLoopResult]: For program point L110-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,000 INFO L268 CegarLoopResult]: For program point L44-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,000 INFO L268 CegarLoopResult]: For program point L969(lines 969 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,000 INFO L268 CegarLoopResult]: For program point L903(lines 903 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,000 INFO L268 CegarLoopResult]: For program point L507(lines 507 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,000 INFO L268 CegarLoopResult]: For program point L177(line 177) no Hoare annotation was computed. [2020-07-21 23:01:59,006 INFO L268 CegarLoopResult]: For program point L111(line 111) no Hoare annotation was computed. [2020-07-21 23:01:59,006 INFO L268 CegarLoopResult]: For program point L45(line 45) no Hoare annotation was computed. [2020-07-21 23:01:59,006 INFO L268 CegarLoopResult]: For program point L970(lines 970 980) no Hoare annotation was computed. [2020-07-21 23:01:59,006 INFO L268 CegarLoopResult]: For program point L904(lines 904 914) no Hoare annotation was computed. [2020-07-21 23:01:59,006 INFO L268 CegarLoopResult]: For program point L970-2(lines 970 980) no Hoare annotation was computed. [2020-07-21 23:01:59,007 INFO L268 CegarLoopResult]: For program point L904-2(lines 904 914) no Hoare annotation was computed. [2020-07-21 23:01:59,007 INFO L268 CegarLoopResult]: For program point L706(lines 706 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,007 INFO L268 CegarLoopResult]: For program point L310(lines 310 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,007 INFO L268 CegarLoopResult]: For program point L575(lines 575 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,007 INFO L268 CegarLoopResult]: For program point L443(lines 443 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,007 INFO L268 CegarLoopResult]: For program point L377(lines 377 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,007 INFO L268 CegarLoopResult]: For program point L179-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,007 INFO L268 CegarLoopResult]: For program point L113-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,007 INFO L268 CegarLoopResult]: For program point L47-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,008 INFO L268 CegarLoopResult]: For program point L774(lines 774 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,008 INFO L268 CegarLoopResult]: For program point L642(lines 642 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,008 INFO L268 CegarLoopResult]: For program point L180(line 180) no Hoare annotation was computed. [2020-07-21 23:01:59,008 INFO L268 CegarLoopResult]: For program point L114(line 114) no Hoare annotation was computed. [2020-07-21 23:01:59,008 INFO L268 CegarLoopResult]: For program point L48(line 48) no Hoare annotation was computed. [2020-07-21 23:01:59,008 INFO L268 CegarLoopResult]: For program point L841(lines 841 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,008 INFO L268 CegarLoopResult]: For program point L247(lines 247 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,008 INFO L268 CegarLoopResult]: For program point L182-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,009 INFO L268 CegarLoopResult]: For program point L116-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,009 INFO L268 CegarLoopResult]: For program point L50-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,009 INFO L268 CegarLoopResult]: For program point L183(line 183) no Hoare annotation was computed. [2020-07-21 23:01:59,009 INFO L268 CegarLoopResult]: For program point L117(line 117) no Hoare annotation was computed. [2020-07-21 23:01:59,009 INFO L268 CegarLoopResult]: For program point L51(line 51) no Hoare annotation was computed. [2020-07-21 23:01:59,012 INFO L268 CegarLoopResult]: For program point calculate_outputEXIT(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,012 INFO L268 CegarLoopResult]: For program point L712(lines 712 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,012 INFO L268 CegarLoopResult]: For program point L514(lines 514 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,012 INFO L268 CegarLoopResult]: For program point L647(lines 647 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,012 INFO L268 CegarLoopResult]: For program point L581(lines 581 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,012 INFO L268 CegarLoopResult]: For program point L515(lines 515 525) no Hoare annotation was computed. [2020-07-21 23:01:59,013 INFO L268 CegarLoopResult]: For program point L515-2(lines 515 525) no Hoare annotation was computed. [2020-07-21 23:01:59,013 INFO L268 CegarLoopResult]: For program point L317(lines 317 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,013 INFO L268 CegarLoopResult]: For program point L185-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,013 INFO L268 CegarLoopResult]: For program point L119-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,013 INFO L268 CegarLoopResult]: For program point L53-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,013 INFO L268 CegarLoopResult]: For program point L846(lines 846 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,013 INFO L268 CegarLoopResult]: For program point L780(lines 780 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,013 INFO L268 CegarLoopResult]: For program point L648(lines 648 657) no Hoare annotation was computed. [2020-07-21 23:01:59,013 INFO L268 CegarLoopResult]: For program point L648-2(lines 648 657) no Hoare annotation was computed. [2020-07-21 23:01:59,014 INFO L268 CegarLoopResult]: For program point L450(lines 450 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,014 INFO L268 CegarLoopResult]: For program point L384(lines 384 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,014 INFO L268 CegarLoopResult]: For program point L186(line 186) no Hoare annotation was computed. [2020-07-21 23:01:59,014 INFO L268 CegarLoopResult]: For program point L120(line 120) no Hoare annotation was computed. [2020-07-21 23:01:59,014 INFO L268 CegarLoopResult]: For program point L54(line 54) no Hoare annotation was computed. [2020-07-21 23:01:59,014 INFO L268 CegarLoopResult]: For program point L254(lines 254 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,015 INFO L268 CegarLoopResult]: For program point L188-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,015 INFO L268 CegarLoopResult]: For program point L122-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,015 INFO L268 CegarLoopResult]: For program point L56-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,016 INFO L268 CegarLoopResult]: For program point L981(lines 981 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,016 INFO L268 CegarLoopResult]: For program point L915(lines 915 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,016 INFO L268 CegarLoopResult]: For program point L717(lines 717 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,016 INFO L268 CegarLoopResult]: For program point L189(line 189) no Hoare annotation was computed. [2020-07-21 23:01:59,016 INFO L268 CegarLoopResult]: For program point L123(line 123) no Hoare annotation was computed. [2020-07-21 23:01:59,016 INFO L268 CegarLoopResult]: For program point L57(line 57) no Hoare annotation was computed. [2020-07-21 23:01:59,016 INFO L268 CegarLoopResult]: For program point L916(lines 916 926) no Hoare annotation was computed. [2020-07-21 23:01:59,016 INFO L268 CegarLoopResult]: For program point L916-2(lines 916 926) no Hoare annotation was computed. [2020-07-21 23:01:59,016 INFO L268 CegarLoopResult]: For program point L718(lines 718 730) no Hoare annotation was computed. [2020-07-21 23:01:59,017 INFO L268 CegarLoopResult]: For program point L718-2(lines 718 730) no Hoare annotation was computed. [2020-07-21 23:01:59,017 INFO L268 CegarLoopResult]: For program point L586(lines 586 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,017 INFO L268 CegarLoopResult]: For program point L322(lines 322 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,017 INFO L268 CegarLoopResult]: For program point L587(lines 587 597) no Hoare annotation was computed. [2020-07-21 23:01:59,017 INFO L268 CegarLoopResult]: For program point L587-2(lines 587 597) no Hoare annotation was computed. [2020-07-21 23:01:59,017 INFO L268 CegarLoopResult]: For program point L191-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,017 INFO L268 CegarLoopResult]: For program point L125-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,017 INFO L268 CegarLoopResult]: For program point L59-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,017 INFO L268 CegarLoopResult]: For program point L852(lines 852 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,018 INFO L264 CegarLoopResult]: At program point calculate_outputENTRY(lines 22 1026) the Hoare annotation is: (let ((.cse0 (not (<= ~a8~0 15))) (.cse1 (and (<= |old(~a23~0)| ~a23~0) (<= ~a29~0 |old(~a29~0)|) (<= ~a25~0 |old(~a25~0)|)))) (and (or .cse0 .cse1 (not (<= |old(~a29~0)| 245))) (or .cse0 .cse1 (not (< 0 (+ |old(~a23~0)| 43)))) (or .cse0 (not (<= |old(~a25~0)| 12)) .cse1))) [2020-07-21 23:01:59,018 INFO L268 CegarLoopResult]: For program point L456(lines 456 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,018 INFO L268 CegarLoopResult]: For program point L192(line 192) no Hoare annotation was computed. [2020-07-21 23:01:59,018 INFO L268 CegarLoopResult]: For program point L126(line 126) no Hoare annotation was computed. [2020-07-21 23:01:59,018 INFO L268 CegarLoopResult]: For program point L60(line 60) no Hoare annotation was computed. [2020-07-21 23:01:59,018 INFO L268 CegarLoopResult]: For program point L787(lines 787 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,018 INFO L268 CegarLoopResult]: For program point L391(lines 391 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,018 INFO L268 CegarLoopResult]: For program point L260(lines 260 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,019 INFO L268 CegarLoopResult]: For program point L194-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,019 INFO L268 CegarLoopResult]: For program point L128-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,019 INFO L268 CegarLoopResult]: For program point L62-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,019 INFO L268 CegarLoopResult]: For program point L195(line 195) no Hoare annotation was computed. [2020-07-21 23:01:59,019 INFO L268 CegarLoopResult]: For program point L129(line 129) no Hoare annotation was computed. [2020-07-21 23:01:59,019 INFO L268 CegarLoopResult]: For program point L63(line 63) no Hoare annotation was computed. [2020-07-21 23:01:59,019 INFO L268 CegarLoopResult]: For program point L988(lines 988 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,019 INFO L268 CegarLoopResult]: For program point L658(lines 658 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,019 INFO L268 CegarLoopResult]: For program point L526(lines 526 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,020 INFO L268 CegarLoopResult]: For program point L329(lines 329 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,020 INFO L268 CegarLoopResult]: For program point L197-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,020 INFO L268 CegarLoopResult]: For program point L131-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,020 INFO L268 CegarLoopResult]: For program point L65-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,020 INFO L268 CegarLoopResult]: For program point L792(lines 792 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,020 INFO L268 CegarLoopResult]: For program point L198(line 198) no Hoare annotation was computed. [2020-07-21 23:01:59,020 INFO L268 CegarLoopResult]: For program point L132(line 132) no Hoare annotation was computed. [2020-07-21 23:01:59,020 INFO L268 CegarLoopResult]: For program point L66(line 66) no Hoare annotation was computed. [2020-07-21 23:01:59,020 INFO L268 CegarLoopResult]: For program point L859(lines 859 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,021 INFO L268 CegarLoopResult]: For program point L463(lines 463 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,021 INFO L268 CegarLoopResult]: For program point L265(lines 265 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,021 INFO L268 CegarLoopResult]: For program point L398(lines 398 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,021 INFO L268 CegarLoopResult]: For program point L200-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,021 INFO L268 CegarLoopResult]: For program point L134-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,021 INFO L268 CegarLoopResult]: For program point L68-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,021 INFO L268 CegarLoopResult]: For program point L993(lines 993 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,021 INFO L268 CegarLoopResult]: For program point L927(lines 927 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,025 INFO L268 CegarLoopResult]: For program point L663(lines 663 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,025 INFO L268 CegarLoopResult]: For program point L531(lines 531 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,025 INFO L268 CegarLoopResult]: For program point L399(lines 399 410) no Hoare annotation was computed. [2020-07-21 23:01:59,025 INFO L268 CegarLoopResult]: For program point L399-2(lines 399 410) no Hoare annotation was computed. [2020-07-21 23:01:59,025 INFO L268 CegarLoopResult]: For program point L201(line 201) no Hoare annotation was computed. [2020-07-21 23:01:59,025 INFO L268 CegarLoopResult]: For program point L135(line 135) no Hoare annotation was computed. [2020-07-21 23:01:59,025 INFO L268 CegarLoopResult]: For program point L69(line 69) no Hoare annotation was computed. [2020-07-21 23:01:59,026 INFO L268 CegarLoopResult]: For program point L598(lines 598 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,026 INFO L268 CegarLoopResult]: For program point L334(lines 334 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,026 INFO L268 CegarLoopResult]: For program point L268(lines 268 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,026 INFO L268 CegarLoopResult]: For program point L731(lines 731 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,026 INFO L268 CegarLoopResult]: For program point L203-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,026 INFO L268 CegarLoopResult]: For program point L137-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,026 INFO L268 CegarLoopResult]: For program point L71-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,026 INFO L268 CegarLoopResult]: For program point L204(line 204) no Hoare annotation was computed. [2020-07-21 23:01:59,027 INFO L268 CegarLoopResult]: For program point L138(line 138) no Hoare annotation was computed. [2020-07-21 23:01:59,027 INFO L268 CegarLoopResult]: For program point L72(line 72) no Hoare annotation was computed. [2020-07-21 23:01:59,027 INFO L268 CegarLoopResult]: For program point L865(lines 865 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,027 INFO L268 CegarLoopResult]: For program point L799(lines 799 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,027 INFO L268 CegarLoopResult]: For program point L932(lines 932 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,027 INFO L268 CegarLoopResult]: For program point L866(lines 866 875) no Hoare annotation was computed. [2020-07-21 23:01:59,027 INFO L268 CegarLoopResult]: For program point L866-2(lines 866 875) no Hoare annotation was computed. [2020-07-21 23:01:59,027 INFO L268 CegarLoopResult]: For program point L470(lines 470 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,027 INFO L268 CegarLoopResult]: For program point L140-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,028 INFO L268 CegarLoopResult]: For program point L74-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,029 INFO L268 CegarLoopResult]: For program point L603(lines 603 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,029 INFO L268 CegarLoopResult]: For program point L537(lines 537 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,029 INFO L268 CegarLoopResult]: For program point calculate_outputErr0ASSERT_VIOLATIONERROR_FUNCTION(line 108) no Hoare annotation was computed. [2020-07-21 23:01:59,029 INFO L268 CegarLoopResult]: For program point L141(line 141) no Hoare annotation was computed. [2020-07-21 23:01:59,029 INFO L268 CegarLoopResult]: For program point L75(line 75) no Hoare annotation was computed. [2020-07-21 23:01:59,029 INFO L268 CegarLoopResult]: For program point L1000(lines 1000 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,029 INFO L268 CegarLoopResult]: For program point L670(lines 670 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,029 INFO L268 CegarLoopResult]: For program point L604(lines 604 614) no Hoare annotation was computed. [2020-07-21 23:01:59,030 INFO L268 CegarLoopResult]: For program point L604-2(lines 604 614) no Hoare annotation was computed. [2020-07-21 23:01:59,030 INFO L268 CegarLoopResult]: For program point L340(lines 340 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,030 INFO L268 CegarLoopResult]: For program point L275(lines 275 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,030 INFO L268 CegarLoopResult]: For program point L143-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,030 INFO L268 CegarLoopResult]: For program point L77-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,030 INFO L268 CegarLoopResult]: For program point L804(lines 804 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,030 INFO L268 CegarLoopResult]: For program point L738(lines 738 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,030 INFO L268 CegarLoopResult]: For program point L144(line 144) no Hoare annotation was computed. [2020-07-21 23:01:59,030 INFO L268 CegarLoopResult]: For program point L78(line 78) no Hoare annotation was computed. [2020-07-21 23:01:59,031 INFO L268 CegarLoopResult]: For program point L805(lines 805 815) no Hoare annotation was computed. [2020-07-21 23:01:59,031 INFO L268 CegarLoopResult]: For program point L805-2(lines 805 815) no Hoare annotation was computed. [2020-07-21 23:01:59,031 INFO L268 CegarLoopResult]: For program point L542(lines 542 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,031 INFO L268 CegarLoopResult]: For program point L146-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,031 INFO L268 CegarLoopResult]: For program point L80-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,031 INFO L268 CegarLoopResult]: For program point L1005(lines 1005 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,031 INFO L268 CegarLoopResult]: For program point L939(lines 939 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,033 INFO L268 CegarLoopResult]: For program point L675(lines 675 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,033 INFO L268 CegarLoopResult]: For program point L477(lines 477 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,033 INFO L268 CegarLoopResult]: For program point L411(lines 411 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,033 INFO L268 CegarLoopResult]: For program point L147(line 147) no Hoare annotation was computed. [2020-07-21 23:01:59,033 INFO L268 CegarLoopResult]: For program point L81(line 81) no Hoare annotation was computed. [2020-07-21 23:01:59,033 INFO L268 CegarLoopResult]: For program point L940(lines 940 952) no Hoare annotation was computed. [2020-07-21 23:01:59,033 INFO L268 CegarLoopResult]: For program point L940-2(lines 940 952) no Hoare annotation was computed. [2020-07-21 23:01:59,033 INFO L268 CegarLoopResult]: For program point L478(lines 478 486) no Hoare annotation was computed. [2020-07-21 23:01:59,033 INFO L268 CegarLoopResult]: For program point L478-2(lines 478 486) no Hoare annotation was computed. [2020-07-21 23:01:59,034 INFO L268 CegarLoopResult]: For program point L346(lines 346 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,034 INFO L268 CegarLoopResult]: For program point L280(lines 280 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,034 INFO L268 CegarLoopResult]: For program point L214(lines 214 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,034 INFO L268 CegarLoopResult]: For program point L743(lines 743 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,034 INFO L268 CegarLoopResult]: For program point L149-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,034 INFO L268 CegarLoopResult]: For program point L83-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,034 INFO L268 CegarLoopResult]: For program point L876(lines 876 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,034 INFO L268 CegarLoopResult]: For program point L150(line 150) no Hoare annotation was computed. [2020-07-21 23:01:59,034 INFO L268 CegarLoopResult]: For program point L84(line 84) no Hoare annotation was computed. [2020-07-21 23:01:59,035 INFO L268 CegarLoopResult]: For program point calculate_outputFINAL(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,035 INFO L268 CegarLoopResult]: For program point L152-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,035 INFO L268 CegarLoopResult]: For program point L86-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,035 INFO L268 CegarLoopResult]: For program point L681(lines 681 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,035 INFO L268 CegarLoopResult]: For program point L615(lines 615 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,035 INFO L268 CegarLoopResult]: For program point L549(lines 549 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,035 INFO L268 CegarLoopResult]: For program point L417(lines 417 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,035 INFO L268 CegarLoopResult]: For program point L153(line 153) no Hoare annotation was computed. [2020-07-21 23:01:59,035 INFO L268 CegarLoopResult]: For program point L87(line 87) no Hoare annotation was computed. [2020-07-21 23:01:59,036 INFO L268 CegarLoopResult]: For program point L1012(lines 1012 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,036 INFO L268 CegarLoopResult]: For program point L881(lines 881 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,036 INFO L268 CegarLoopResult]: For program point L353(lines 353 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,036 INFO L268 CegarLoopResult]: For program point L287(lines 287 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,036 INFO L268 CegarLoopResult]: For program point L221(lines 221 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,036 INFO L268 CegarLoopResult]: For program point L155-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,036 INFO L268 CegarLoopResult]: For program point L89-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,036 INFO L268 CegarLoopResult]: For program point L23(lines 23 25) no Hoare annotation was computed. [2020-07-21 23:01:59,036 INFO L268 CegarLoopResult]: For program point L23-2(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,036 INFO L268 CegarLoopResult]: For program point L816(lines 816 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,037 INFO L268 CegarLoopResult]: For program point L750(lines 750 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,037 INFO L268 CegarLoopResult]: For program point L156(line 156) no Hoare annotation was computed. [2020-07-21 23:01:59,037 INFO L268 CegarLoopResult]: For program point L90(line 90) no Hoare annotation was computed. [2020-07-21 23:01:59,037 INFO L268 CegarLoopResult]: For program point L24(line 24) no Hoare annotation was computed. [2020-07-21 23:01:59,037 INFO L268 CegarLoopResult]: For program point L487(lines 487 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,037 INFO L268 CegarLoopResult]: For program point L488(lines 488 499) no Hoare annotation was computed. [2020-07-21 23:01:59,037 INFO L268 CegarLoopResult]: For program point L422(lines 422 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,037 INFO L268 CegarLoopResult]: For program point L488-2(lines 488 499) no Hoare annotation was computed. [2020-07-21 23:01:59,038 INFO L268 CegarLoopResult]: For program point L158-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,038 INFO L268 CegarLoopResult]: For program point L92-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,038 INFO L268 CegarLoopResult]: For program point L26-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,038 INFO L268 CegarLoopResult]: For program point L1017(lines 1017 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,038 INFO L268 CegarLoopResult]: For program point L621(lines 621 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,038 INFO L268 CegarLoopResult]: For program point L555(lines 555 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,038 INFO L268 CegarLoopResult]: For program point L159(line 159) no Hoare annotation was computed. [2020-07-21 23:01:59,038 INFO L268 CegarLoopResult]: For program point L93(line 93) no Hoare annotation was computed. [2020-07-21 23:01:59,038 INFO L268 CegarLoopResult]: For program point L27(line 27) no Hoare annotation was computed. [2020-07-21 23:01:59,039 INFO L268 CegarLoopResult]: For program point L886(lines 886 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,040 INFO L268 CegarLoopResult]: For program point L688(lines 688 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,040 INFO L268 CegarLoopResult]: For program point L358(lines 358 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,040 INFO L268 CegarLoopResult]: For program point L953(lines 953 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,041 INFO L268 CegarLoopResult]: For program point L227(lines 227 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,041 INFO L268 CegarLoopResult]: For program point L161-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,041 INFO L268 CegarLoopResult]: For program point L95-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,041 INFO L268 CegarLoopResult]: For program point L29-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,041 INFO L268 CegarLoopResult]: For program point L822(lines 822 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,042 INFO L268 CegarLoopResult]: For program point L294(lines 294 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,042 INFO L268 CegarLoopResult]: For program point L162(line 162) no Hoare annotation was computed. [2020-07-21 23:01:59,043 INFO L268 CegarLoopResult]: For program point L96(line 96) no Hoare annotation was computed. [2020-07-21 23:01:59,044 INFO L268 CegarLoopResult]: For program point L30(line 30) no Hoare annotation was computed. [2020-07-21 23:01:59,044 INFO L268 CegarLoopResult]: For program point L757(lines 757 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,044 INFO L268 CegarLoopResult]: For program point L758(lines 758 768) no Hoare annotation was computed. [2020-07-21 23:01:59,044 INFO L268 CegarLoopResult]: For program point L758-2(lines 758 768) no Hoare annotation was computed. [2020-07-21 23:01:59,044 INFO L268 CegarLoopResult]: For program point L164-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,044 INFO L268 CegarLoopResult]: For program point L98-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,044 INFO L268 CegarLoopResult]: For program point L32-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,044 INFO L268 CegarLoopResult]: For program point L825(lines 825 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,045 INFO L268 CegarLoopResult]: For program point L561(lines 561 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,045 INFO L268 CegarLoopResult]: For program point L429(lines 429 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,045 INFO L268 CegarLoopResult]: For program point L165(line 165) no Hoare annotation was computed. [2020-07-21 23:01:59,045 INFO L268 CegarLoopResult]: For program point L99(line 99) no Hoare annotation was computed. [2020-07-21 23:01:59,045 INFO L268 CegarLoopResult]: For program point L33(line 33) no Hoare annotation was computed. [2020-07-21 23:01:59,045 INFO L268 CegarLoopResult]: For program point L958(lines 958 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,045 INFO L268 CegarLoopResult]: For program point L694(lines 694 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,045 INFO L268 CegarLoopResult]: For program point L628(lines 628 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,045 INFO L268 CegarLoopResult]: For program point L893(lines 893 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,045 INFO L268 CegarLoopResult]: For program point L695(lines 695 705) no Hoare annotation was computed. [2020-07-21 23:01:59,046 INFO L268 CegarLoopResult]: For program point L695-2(lines 695 705) no Hoare annotation was computed. [2020-07-21 23:01:59,046 INFO L268 CegarLoopResult]: For program point L365(lines 365 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,046 INFO L268 CegarLoopResult]: For program point L299(lines 299 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,046 INFO L268 CegarLoopResult]: For program point L233(lines 233 1024) no Hoare annotation was computed. [2020-07-21 23:01:59,046 INFO L268 CegarLoopResult]: For program point L167-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,046 INFO L268 CegarLoopResult]: For program point L101-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,046 INFO L268 CegarLoopResult]: For program point L35-1(lines 22 1026) no Hoare annotation was computed. [2020-07-21 23:01:59,046 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 23:01:59,046 INFO L264 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: (and (<= ~a25~0 10) (<= ~a29~0 130) (<= ~a8~0 15) (<= 312 ~a23~0)) [2020-07-21 23:01:59,047 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 23:01:59,047 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 23:01:59,047 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 1028 1044) the Hoare annotation is: (or (not (<= |old(~a25~0)| 10)) (not (<= 312 |old(~a23~0)|)) (not (<= |old(~a29~0)| 130)) (not (<= ~a8~0 15)) (and (<= |old(~a23~0)| ~a23~0) (<= ~a29~0 |old(~a29~0)|) (<= ~a25~0 |old(~a25~0)|))) [2020-07-21 23:01:59,047 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 1028 1044) no Hoare annotation was computed. [2020-07-21 23:01:59,047 INFO L264 CegarLoopResult]: At program point L1042(line 1042) the Hoare annotation is: (or (not (<= |old(~a25~0)| 10)) (not (<= 312 |old(~a23~0)|)) (not (<= |old(~a29~0)| 130)) (not (<= ~a8~0 15)) (<= ~a25~0 12) (< 0 (+ ~a23~0 43)) (<= ~a29~0 245)) [2020-07-21 23:01:59,047 INFO L268 CegarLoopResult]: For program point L1042-1(line 1042) no Hoare annotation was computed. [2020-07-21 23:01:59,047 INFO L268 CegarLoopResult]: For program point L1039(line 1039) no Hoare annotation was computed. [2020-07-21 23:01:59,048 INFO L264 CegarLoopResult]: At program point L1034-2(lines 1034 1043) the Hoare annotation is: (or (not (<= |old(~a25~0)| 10)) (not (<= 312 |old(~a23~0)|)) (not (<= |old(~a29~0)| 130)) (not (<= ~a8~0 15)) (<= ~a25~0 12) (< 0 (+ ~a23~0 43)) (<= ~a29~0 245)) [2020-07-21 23:01:59,048 INFO L268 CegarLoopResult]: For program point L1034-3(lines 1028 1044) no Hoare annotation was computed. [2020-07-21 23:01:59,073 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 11:01:59 BoogieIcfgContainer [2020-07-21 23:01:59,073 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 23:01:59,075 INFO L168 Benchmark]: Toolchain (without parser) took 17957.82 ms. Allocated memory was 138.9 MB in the beginning and 457.7 MB in the end (delta: 318.8 MB). Free memory was 100.7 MB in the beginning and 237.4 MB in the end (delta: -136.7 MB). Peak memory consumption was 182.1 MB. Max. memory is 7.1 GB. [2020-07-21 23:01:59,076 INFO L168 Benchmark]: CDTParser took 0.22 ms. Allocated memory is still 138.9 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. [2020-07-21 23:01:59,077 INFO L168 Benchmark]: CACSL2BoogieTranslator took 994.20 ms. Allocated memory was 138.9 MB in the beginning and 210.2 MB in the end (delta: 71.3 MB). Free memory was 100.3 MB in the beginning and 164.6 MB in the end (delta: -64.3 MB). Peak memory consumption was 49.1 MB. Max. memory is 7.1 GB. [2020-07-21 23:01:59,078 INFO L168 Benchmark]: Boogie Preprocessor took 159.73 ms. Allocated memory is still 210.2 MB. Free memory was 164.6 MB in the beginning and 156.5 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 7.1 GB. [2020-07-21 23:01:59,079 INFO L168 Benchmark]: RCFGBuilder took 2042.50 ms. Allocated memory was 210.2 MB in the beginning and 243.3 MB in the end (delta: 33.0 MB). Free memory was 156.5 MB in the beginning and 102.5 MB in the end (delta: 54.0 MB). Peak memory consumption was 87.0 MB. Max. memory is 7.1 GB. [2020-07-21 23:01:59,079 INFO L168 Benchmark]: TraceAbstraction took 14754.53 ms. Allocated memory was 243.3 MB in the beginning and 457.7 MB in the end (delta: 214.4 MB). Free memory was 101.0 MB in the beginning and 237.4 MB in the end (delta: -136.4 MB). Peak memory consumption was 78.1 MB. Max. memory is 7.1 GB. [2020-07-21 23:01:59,083 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.22 ms. Allocated memory is still 138.9 MB. Free memory was 122.0 MB in the beginning and 121.8 MB in the end (delta: 210.1 kB). Peak memory consumption was 210.1 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 994.20 ms. Allocated memory was 138.9 MB in the beginning and 210.2 MB in the end (delta: 71.3 MB). Free memory was 100.3 MB in the beginning and 164.6 MB in the end (delta: -64.3 MB). Peak memory consumption was 49.1 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 159.73 ms. Allocated memory is still 210.2 MB. Free memory was 164.6 MB in the beginning and 156.5 MB in the end (delta: 8.1 MB). Peak memory consumption was 8.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 2042.50 ms. Allocated memory was 210.2 MB in the beginning and 243.3 MB in the end (delta: 33.0 MB). Free memory was 156.5 MB in the beginning and 102.5 MB in the end (delta: 54.0 MB). Peak memory consumption was 87.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 14754.53 ms. Allocated memory was 243.3 MB in the beginning and 457.7 MB in the end (delta: 214.4 MB). Free memory was 101.0 MB in the beginning and 237.4 MB in the end (delta: -136.4 MB). Peak memory consumption was 78.1 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 108]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 1034]: Loop Invariant Derived loop invariant: (((((!(\old(a25) <= 10) || !(312 <= \old(a23))) || !(\old(a29) <= 130)) || !(a8 <= 15)) || a25 <= 12) || 0 < a23 + 43) || a29 <= 245 - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 292 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 13.9s, OverallIterations: 7, TraceHistogramMax: 3, AutomataDifference: 9.9s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.6s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 598 SDtfs, 2223 SDslu, 328 SDs, 0 SdLazy, 4808 SolverSat, 1112 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 7.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 1456 GetRequests, 1431 SyntacticMatches, 3 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=3740occurred in iteration=6, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.4s AutomataMinimizationTime, 7 MinimizatonAttempts, 259 StatesRemovedByMinimization, 5 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 7 LocationsWithAnnotation, 76 PreInvPairs, 112 NumberOfFragments, 167 HoareAnnotationTreeSize, 76 FomulaSimplifications, 722 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 7 FomulaSimplificationsInter, 985 FormulaSimplificationTreeSizeReductionInter, 0.3s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.8s SatisfiabilityAnalysisTime, 0.7s InterpolantComputationTime, 1230 NumberOfCodeBlocks, 1175 NumberOfCodeBlocksAsserted, 26 NumberOfCheckSat, 1448 ConstructedInterpolants, 0 QuantifiedInterpolants, 1131200 SizeOfPredicates, 11 NumberOfNonLiveVariables, 2374 ConjunctsInSsa, 41 ConjunctsInUnsatCore, 8 InterpolantComputations, 7 PerfectInterpolantSequences, 710/712 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 proved your program to be correct! Received shutdown request...