/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 NUM_FUNCTIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.partitioning.strategy FIXED_NUM_PARTITIONS --traceabstraction.assert.codeblocks.term.scoring.heuristic.number.of.partitions 2 -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/loop-invgen/id_build.i.p+sep-reducer.c -------------------------------------------------------------------------------- This is Ultimate 0.1.25-d623d84 [2020-07-21 14:14:20,597 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-21 14:14:20,602 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-21 14:14:20,616 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-21 14:14:20,616 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-21 14:14:20,617 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-21 14:14:20,619 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-21 14:14:20,621 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-21 14:14:20,623 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-21 14:14:20,624 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-21 14:14:20,625 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-21 14:14:20,626 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-21 14:14:20,626 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-21 14:14:20,627 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-21 14:14:20,629 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-21 14:14:20,630 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-21 14:14:20,631 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-21 14:14:20,632 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-21 14:14:20,634 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-21 14:14:20,636 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-21 14:14:20,638 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-21 14:14:20,640 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-21 14:14:20,641 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-21 14:14:20,642 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-21 14:14:20,645 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... 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[2020-07-21 14:14:20,654 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-21 14:14:20,655 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-21 14:14:20,656 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-21 14:14:20,657 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 14:14:20,675 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-21 14:14:20,675 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-21 14:14:20,677 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-21 14:14:20,677 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-21 14:14:20,677 INFO L138 SettingsManager]: * Use SBE=true [2020-07-21 14:14:20,678 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-21 14:14:20,678 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-21 14:14:20,678 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-21 14:14:20,678 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-21 14:14:20,679 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-21 14:14:20,679 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-21 14:14:20,679 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-21 14:14:20,679 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-21 14:14:20,679 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-21 14:14:20,679 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-21 14:14:20,680 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-21 14:14:20,680 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-21 14:14:20,680 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-21 14:14:20,680 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-21 14:14:20,680 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-21 14:14:20,681 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-21 14:14:20,681 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-21 14:14:20,681 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-21 14:14:20,681 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-21 14:14:20,682 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-21 14:14:20,682 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-21 14:14:20,682 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 14:14:20,682 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-21 14:14:20,682 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-21 14:14:20,683 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 -> NUM_FUNCTIONS 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 -> 2 [2020-07-21 14:14:20,977 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-21 14:14:20,991 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-21 14:14:20,995 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-21 14:14:20,997 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-21 14:14:20,997 INFO L275 PluginConnector]: CDTParser initialized [2020-07-21 14:14:20,998 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loop-invgen/id_build.i.p+sep-reducer.c [2020-07-21 14:14:21,082 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62f05722f/2b9632f0de434ef78e7282d667b6e041/FLAG4e286594c [2020-07-21 14:14:21,729 INFO L306 CDTParser]: Found 1 translation units. [2020-07-21 14:14:21,730 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loop-invgen/id_build.i.p+sep-reducer.c [2020-07-21 14:14:21,752 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62f05722f/2b9632f0de434ef78e7282d667b6e041/FLAG4e286594c [2020-07-21 14:14:21,958 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/62f05722f/2b9632f0de434ef78e7282d667b6e041 [2020-07-21 14:14:21,967 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-21 14:14:21,970 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-21 14:14:21,971 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-21 14:14:21,972 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-21 14:14:21,975 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-21 14:14:21,977 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 02:14:21" (1/1) ... [2020-07-21 14:14:21,980 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@437af1d2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:14:21, skipping insertion in model container [2020-07-21 14:14:21,980 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.07 02:14:21" (1/1) ... [2020-07-21 14:14:21,989 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-21 14:14:22,088 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-21 14:14:22,587 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 14:14:22,598 INFO L203 MainTranslator]: Completed pre-run [2020-07-21 14:14:22,986 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-21 14:14:23,002 INFO L208 MainTranslator]: Completed translation [2020-07-21 14:14:23,003 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:14:23 WrapperNode [2020-07-21 14:14:23,003 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-21 14:14:23,004 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-21 14:14:23,004 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-21 14:14:23,004 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-21 14:14:23,021 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:14:23" (1/1) ... [2020-07-21 14:14:23,022 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:14:23" (1/1) ... [2020-07-21 14:14:23,043 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:14:23" (1/1) ... [2020-07-21 14:14:23,043 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:14:23" (1/1) ... [2020-07-21 14:14:23,076 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:14:23" (1/1) ... [2020-07-21 14:14:23,098 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:14:23" (1/1) ... [2020-07-21 14:14:23,104 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:14:23" (1/1) ... [2020-07-21 14:14:23,120 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-21 14:14:23,121 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-21 14:14:23,121 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-21 14:14:23,121 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-21 14:14:23,123 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:14:23" (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 14:14:23,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-21 14:14:23,208 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-21 14:14:23,208 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-07-21 14:14:23,209 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-21 14:14:23,209 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-21 14:14:23,210 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-07-21 14:14:23,210 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-07-21 14:14:23,210 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-07-21 14:14:23,210 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-07-21 14:14:23,210 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-21 14:14:23,211 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-21 14:14:23,212 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-21 14:14:24,660 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-21 14:14:24,661 INFO L295 CfgBuilder]: Removed 0 assume(true) statements. [2020-07-21 14:14:24,667 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 02:14:24 BoogieIcfgContainer [2020-07-21 14:14:24,667 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-21 14:14:24,668 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-21 14:14:24,669 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-21 14:14:24,672 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-21 14:14:24,672 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.07 02:14:21" (1/3) ... [2020-07-21 14:14:24,673 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@416ad66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 02:14:24, skipping insertion in model container [2020-07-21 14:14:24,674 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.07 02:14:23" (2/3) ... [2020-07-21 14:14:24,674 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@416ad66 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.07 02:14:24, skipping insertion in model container [2020-07-21 14:14:24,674 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.07 02:14:24" (3/3) ... [2020-07-21 14:14:24,676 INFO L109 eAbstractionObserver]: Analyzing ICFG id_build.i.p+sep-reducer.c [2020-07-21 14:14:24,686 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBPonlyIfFpWasNotPerfect Determinization: PREDICATE_ABSTRACTION [2020-07-21 14:14:24,694 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-07-21 14:14:24,707 INFO L251 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2020-07-21 14:14:24,733 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-21 14:14:24,733 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-21 14:14:24,734 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBPonlyIfFpWasNotPerfect [2020-07-21 14:14:24,734 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-21 14:14:24,734 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-21 14:14:24,734 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-21 14:14:24,734 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-21 14:14:24,734 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-21 14:14:24,761 INFO L276 IsEmpty]: Start isEmpty. Operand 252 states. [2020-07-21 14:14:24,776 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2020-07-21 14:14:24,777 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 14:14:24,778 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, 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, 1, 1, 1, 1, 1, 1] [2020-07-21 14:14:24,779 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 14:14:24,784 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 14:14:24,785 INFO L82 PathProgramCache]: Analyzing trace with hash 303812059, now seen corresponding path program 1 times [2020-07-21 14:14:24,791 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 14:14:24,792 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [111465572] [2020-07-21 14:14:24,792 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 14:14:25,033 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 14:14:25,034 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 14:14:25,038 INFO L263 TraceCheckSpWp]: Trace formula consists of 582 conjuncts, 10 conjunts are in the unsatisfiable core [2020-07-21 14:14:25,050 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 14:14:25,250 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 14:14:25,250 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 14:14:25,251 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [111465572] [2020-07-21 14:14:25,252 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 14:14:25,252 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [11] imperfect sequences [] total 11 [2020-07-21 14:14:25,253 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1143897751] [2020-07-21 14:14:25,258 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-07-21 14:14:25,259 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 14:14:25,273 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-07-21 14:14:25,274 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2020-07-21 14:14:25,277 INFO L87 Difference]: Start difference. First operand 252 states. Second operand 11 states. [2020-07-21 14:14:25,850 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 14:14:25,850 INFO L93 Difference]: Finished difference Result 451 states and 814 transitions. [2020-07-21 14:14:25,851 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-07-21 14:14:25,853 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 138 [2020-07-21 14:14:25,854 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 14:14:25,870 INFO L225 Difference]: With dead ends: 451 [2020-07-21 14:14:25,870 INFO L226 Difference]: Without dead ends: 209 [2020-07-21 14:14:25,876 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 137 GetRequests, 128 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=55, Invalid=55, Unknown=0, NotChecked=0, Total=110 [2020-07-21 14:14:25,900 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 209 states. [2020-07-21 14:14:25,937 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 209 to 181. [2020-07-21 14:14:25,939 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 181 states. [2020-07-21 14:14:25,940 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 181 states to 181 states and 203 transitions. [2020-07-21 14:14:25,942 INFO L78 Accepts]: Start accepts. Automaton has 181 states and 203 transitions. Word has length 138 [2020-07-21 14:14:25,943 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 14:14:25,943 INFO L479 AbstractCegarLoop]: Abstraction has 181 states and 203 transitions. [2020-07-21 14:14:25,944 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-07-21 14:14:25,944 INFO L276 IsEmpty]: Start isEmpty. Operand 181 states and 203 transitions. [2020-07-21 14:14:25,946 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 142 [2020-07-21 14:14:25,947 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 14:14:25,947 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 14:14:26,161 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 14:14:26,162 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 14:14:26,162 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 14:14:26,163 INFO L82 PathProgramCache]: Analyzing trace with hash 2002511271, now seen corresponding path program 1 times [2020-07-21 14:14:26,163 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 14:14:26,164 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [395367757] [2020-07-21 14:14:26,164 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 14:14:26,331 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 14:14:26,332 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 14:14:26,335 INFO L263 TraceCheckSpWp]: Trace formula consists of 589 conjuncts, 4 conjunts are in the unsatisfiable core [2020-07-21 14:14:26,388 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 14:14:26,419 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-21 14:14:26,456 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 14:14:26,457 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 14:14:26,457 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [395367757] [2020-07-21 14:14:26,457 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 14:14:26,457 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-07-21 14:14:26,458 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2048349855] [2020-07-21 14:14:26,460 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-21 14:14:26,460 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 14:14:26,461 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-21 14:14:26,461 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-07-21 14:14:26,461 INFO L87 Difference]: Start difference. First operand 181 states and 203 transitions. Second operand 4 states. [2020-07-21 14:14:26,670 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 14:14:26,670 INFO L93 Difference]: Finished difference Result 185 states and 208 transitions. [2020-07-21 14:14:26,670 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2020-07-21 14:14:26,671 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 141 [2020-07-21 14:14:26,672 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 14:14:26,673 INFO L225 Difference]: With dead ends: 185 [2020-07-21 14:14:26,674 INFO L226 Difference]: Without dead ends: 183 [2020-07-21 14:14:26,675 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 142 GetRequests, 139 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-07-21 14:14:26,676 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 183 states. [2020-07-21 14:14:26,687 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 183 to 179. [2020-07-21 14:14:26,688 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 179 states. [2020-07-21 14:14:26,689 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 179 states to 179 states and 194 transitions. [2020-07-21 14:14:26,689 INFO L78 Accepts]: Start accepts. Automaton has 179 states and 194 transitions. Word has length 141 [2020-07-21 14:14:26,690 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 14:14:26,690 INFO L479 AbstractCegarLoop]: Abstraction has 179 states and 194 transitions. [2020-07-21 14:14:26,690 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-21 14:14:26,690 INFO L276 IsEmpty]: Start isEmpty. Operand 179 states and 194 transitions. [2020-07-21 14:14:26,692 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 144 [2020-07-21 14:14:26,693 INFO L414 BasicCegarLoop]: Found error trace [2020-07-21 14:14:26,693 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, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-21 14:14:26,907 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 14:14:26,908 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION, mainErr1ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-21 14:14:26,908 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-21 14:14:26,909 INFO L82 PathProgramCache]: Analyzing trace with hash 267977799, now seen corresponding path program 1 times [2020-07-21 14:14:26,910 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-21 14:14:26,910 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1336210444] [2020-07-21 14:14:26,911 INFO L95 rtionOrderModulation]: Keeping assertion order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 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 14:14:27,057 INFO L228 tOrderPrioritization]: Assert order SMT_FEATURE_HEURISTIC (partitioning type FIXED_NUM_PARTITIONS, 2 partitions) issued 2 check-sat command(s) [2020-07-21 14:14:27,057 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-21 14:14:27,060 INFO L263 TraceCheckSpWp]: Trace formula consists of 594 conjuncts, 9 conjunts are in the unsatisfiable core [2020-07-21 14:14:27,064 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-21 14:14:27,129 INFO L501 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-07-21 14:14:27,180 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-21 14:14:27,180 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2020-07-21 14:14:27,181 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1336210444] [2020-07-21 14:14:27,181 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-21 14:14:27,181 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-07-21 14:14:27,182 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [13220979] [2020-07-21 14:14:27,183 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-07-21 14:14:27,191 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-21 14:14:27,191 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-07-21 14:14:27,192 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2020-07-21 14:14:27,192 INFO L87 Difference]: Start difference. First operand 179 states and 194 transitions. Second operand 9 states. [2020-07-21 14:14:27,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-21 14:14:27,511 INFO L93 Difference]: Finished difference Result 185 states and 201 transitions. [2020-07-21 14:14:27,512 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-21 14:14:27,513 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 143 [2020-07-21 14:14:27,514 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-21 14:14:27,515 INFO L225 Difference]: With dead ends: 185 [2020-07-21 14:14:27,515 INFO L226 Difference]: Without dead ends: 0 [2020-07-21 14:14:27,517 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 143 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=39, Invalid=51, Unknown=0, NotChecked=0, Total=90 [2020-07-21 14:14:27,518 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-21 14:14:27,518 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-21 14:14:27,518 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-21 14:14:27,521 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-21 14:14:27,522 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 143 [2020-07-21 14:14:27,522 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-21 14:14:27,522 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-21 14:14:27,522 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-07-21 14:14:27,522 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-21 14:14:27,523 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-21 14:14:27,735 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-21 14:14:27,739 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-21 14:14:28,042 WARN L193 SmtUtils]: Spent 118.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 15 [2020-07-21 14:14:28,205 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-07-21 14:14:28,206 INFO L271 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: true [2020-07-21 14:14:28,206 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-07-21 14:14:28,206 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-21 14:14:28,206 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-07-21 14:14:28,206 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-21 14:14:28,206 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-21 14:14:28,206 INFO L268 CegarLoopResult]: For program point assume_abort_if_notENTRY(lines 4 6) no Hoare annotation was computed. [2020-07-21 14:14:28,207 INFO L268 CegarLoopResult]: For program point L5(line 5) no Hoare annotation was computed. [2020-07-21 14:14:28,207 INFO L268 CegarLoopResult]: For program point L5-2(lines 4 6) no Hoare annotation was computed. [2020-07-21 14:14:28,207 INFO L268 CegarLoopResult]: For program point assume_abort_if_notEXIT(lines 4 6) no Hoare annotation was computed. [2020-07-21 14:14:28,207 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 11 2722) no Hoare annotation was computed. [2020-07-21 14:14:28,207 INFO L268 CegarLoopResult]: For program point L1687(lines 1687 2440) no Hoare annotation was computed. [2020-07-21 14:14:28,207 INFO L268 CegarLoopResult]: For program point L366(lines 366 480) no Hoare annotation was computed. [2020-07-21 14:14:28,207 INFO L264 CegarLoopResult]: At program point L2315(lines 1780 2410) the Hoare annotation is: (and (<= 0 main_~main__j~0) (<= 1 main_~__VERIFIER_assert__cond~152) (< main_~main__i~0 main_~main__nlen~0) (<= 5 main_~main__i~0)) [2020-07-21 14:14:28,208 INFO L268 CegarLoopResult]: For program point L2249(lines 2249 2350) no Hoare annotation was computed. [2020-07-21 14:14:28,208 INFO L268 CegarLoopResult]: For program point L1093(lines 1093 2545) no Hoare annotation was computed. [2020-07-21 14:14:28,208 INFO L268 CegarLoopResult]: For program point L2117(lines 2117 2396) no Hoare annotation was computed. [2020-07-21 14:14:28,208 INFO L268 CegarLoopResult]: For program point L961(lines 961 969) no Hoare annotation was computed. [2020-07-21 14:14:28,208 INFO L268 CegarLoopResult]: For program point L1787(lines 1787 2089) no Hoare annotation was computed. [2020-07-21 14:14:28,208 INFO L268 CegarLoopResult]: For program point L1655(lines 1655 2455) no Hoare annotation was computed. [2020-07-21 14:14:28,208 INFO L268 CegarLoopResult]: For program point L1193(lines 1193 2509) no Hoare annotation was computed. [2020-07-21 14:14:28,208 INFO L268 CegarLoopResult]: For program point L2217(lines 2217 2360) no Hoare annotation was computed. [2020-07-21 14:14:28,209 INFO L268 CegarLoopResult]: For program point L1061(lines 1061 2560) no Hoare annotation was computed. [2020-07-21 14:14:28,209 INFO L268 CegarLoopResult]: For program point L1887(lines 1887 2049) no Hoare annotation was computed. [2020-07-21 14:14:28,209 INFO L268 CegarLoopResult]: For program point L1755(lines 1755 2419) no Hoare annotation was computed. [2020-07-21 14:14:28,209 INFO L268 CegarLoopResult]: For program point L599(lines 599 2614) no Hoare annotation was computed. [2020-07-21 14:14:28,209 INFO L268 CegarLoopResult]: For program point L1623(lines 1623 2465) no Hoare annotation was computed. [2020-07-21 14:14:28,209 INFO L268 CegarLoopResult]: For program point L1293(lines 1293 1560) no Hoare annotation was computed. [2020-07-21 14:14:28,209 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 11 2722) no Hoare annotation was computed. [2020-07-21 14:14:28,209 INFO L268 CegarLoopResult]: For program point L1161(lines 1161 2524) no Hoare annotation was computed. [2020-07-21 14:14:28,210 INFO L268 CegarLoopResult]: For program point L1987(lines 1987 2009) no Hoare annotation was computed. [2020-07-21 14:14:28,210 INFO L268 CegarLoopResult]: For program point L1855(lines 1855 2066) no Hoare annotation was computed. [2020-07-21 14:14:28,210 INFO L268 CegarLoopResult]: For program point L699(lines 699 2578) no Hoare annotation was computed. [2020-07-21 14:14:28,210 INFO L268 CegarLoopResult]: For program point L1723(lines 1723 2429) no Hoare annotation was computed. [2020-07-21 14:14:28,210 INFO L268 CegarLoopResult]: For program point L567(lines 567 2629) no Hoare annotation was computed. [2020-07-21 14:14:28,210 INFO L268 CegarLoopResult]: For program point L1393(lines 1393 1520) no Hoare annotation was computed. [2020-07-21 14:14:28,210 INFO L268 CegarLoopResult]: For program point L1261(lines 1261 2488) no Hoare annotation was computed. [2020-07-21 14:14:28,211 INFO L268 CegarLoopResult]: For program point L105(lines 105 2683) no Hoare annotation was computed. [2020-07-21 14:14:28,211 INFO L268 CegarLoopResult]: For program point L1129(lines 1129 2534) no Hoare annotation was computed. [2020-07-21 14:14:28,211 INFO L268 CegarLoopResult]: For program point L1955(lines 1955 2026) no Hoare annotation was computed. [2020-07-21 14:14:28,211 INFO L268 CegarLoopResult]: For program point L799(lines 799 1031) no Hoare annotation was computed. [2020-07-21 14:14:28,211 INFO L268 CegarLoopResult]: For program point L1823(lines 1823 2077) no Hoare annotation was computed. [2020-07-21 14:14:28,211 INFO L268 CegarLoopResult]: For program point L667(lines 667 2593) no Hoare annotation was computed. [2020-07-21 14:14:28,211 INFO L268 CegarLoopResult]: For program point L1361(lines 1361 1537) no Hoare annotation was computed. [2020-07-21 14:14:28,212 INFO L268 CegarLoopResult]: For program point L205(lines 205 2647) no Hoare annotation was computed. [2020-07-21 14:14:28,212 INFO L268 CegarLoopResult]: For program point L1229(lines 1229 2498) no Hoare annotation was computed. [2020-07-21 14:14:28,212 INFO L268 CegarLoopResult]: For program point L73(lines 73 2698) no Hoare annotation was computed. [2020-07-21 14:14:28,212 INFO L268 CegarLoopResult]: For program point L899(lines 899 991) no Hoare annotation was computed. [2020-07-21 14:14:28,212 INFO L268 CegarLoopResult]: For program point L1923(lines 1923 2037) no Hoare annotation was computed. [2020-07-21 14:14:28,212 INFO L268 CegarLoopResult]: For program point L767(lines 767 1048) no Hoare annotation was computed. [2020-07-21 14:14:28,212 INFO L268 CegarLoopResult]: For program point L635(lines 635 2603) no Hoare annotation was computed. [2020-07-21 14:14:28,213 INFO L268 CegarLoopResult]: For program point L305(lines 305 502) no Hoare annotation was computed. [2020-07-21 14:14:28,213 INFO L268 CegarLoopResult]: For program point L1329(lines 1329 1548) no Hoare annotation was computed. [2020-07-21 14:14:28,213 INFO L268 CegarLoopResult]: For program point L173(lines 173 2662) no Hoare annotation was computed. [2020-07-21 14:14:28,213 INFO L268 CegarLoopResult]: For program point L41(lines 41 2708) no Hoare annotation was computed. [2020-07-21 14:14:28,213 INFO L268 CegarLoopResult]: For program point L867(lines 867 1008) no Hoare annotation was computed. [2020-07-21 14:14:28,213 INFO L268 CegarLoopResult]: For program point L735(lines 735 2567) no Hoare annotation was computed. [2020-07-21 14:14:28,213 INFO L268 CegarLoopResult]: For program point L405(lines 405 462) no Hoare annotation was computed. [2020-07-21 14:14:28,214 INFO L268 CegarLoopResult]: For program point L1429(lines 1429 1508) no Hoare annotation was computed. [2020-07-21 14:14:28,214 INFO L268 CegarLoopResult]: For program point L273(lines 273 519) no Hoare annotation was computed. [2020-07-21 14:14:28,214 INFO L268 CegarLoopResult]: For program point L141(lines 141 2672) no Hoare annotation was computed. [2020-07-21 14:14:28,214 INFO L268 CegarLoopResult]: For program point L2156(lines 2156 2380) no Hoare annotation was computed. [2020-07-21 14:14:28,214 INFO L268 CegarLoopResult]: For program point L835(lines 835 1019) no Hoare annotation was computed. [2020-07-21 14:14:28,214 INFO L264 CegarLoopResult]: At program point L538(lines 223 2644) the Hoare annotation is: (and (<= 8 main_~main__j~0) (<= 1 main_~main__i~0)) [2020-07-21 14:14:28,215 INFO L268 CegarLoopResult]: For program point L373(lines 373 479) no Hoare annotation was computed. [2020-07-21 14:14:28,215 INFO L268 CegarLoopResult]: For program point L2322(lines 2322 2331) no Hoare annotation was computed. [2020-07-21 14:14:28,215 INFO L268 CegarLoopResult]: For program point L241(lines 241 530) no Hoare annotation was computed. [2020-07-21 14:14:28,215 INFO L268 CegarLoopResult]: For program point L2256(lines 2256 2344) no Hoare annotation was computed. [2020-07-21 14:14:28,215 INFO L268 CegarLoopResult]: For program point L2124(lines 2124 2395) no Hoare annotation was computed. [2020-07-21 14:14:28,215 INFO L264 CegarLoopResult]: At program point L968(lines 940 979) the Hoare annotation is: false [2020-07-21 14:14:28,216 INFO L268 CegarLoopResult]: For program point L935(lines 935 979) no Hoare annotation was computed. [2020-07-21 14:14:28,216 INFO L268 CegarLoopResult]: For program point L1662(lines 1662 2449) no Hoare annotation was computed. [2020-07-21 14:14:28,216 INFO L268 CegarLoopResult]: For program point L341(lines 341 490) no Hoare annotation was computed. [2020-07-21 14:14:28,216 INFO L268 CegarLoopResult]: For program point L2224(lines 2224 2359) no Hoare annotation was computed. [2020-07-21 14:14:28,216 INFO L268 CegarLoopResult]: For program point L1068(lines 1068 2554) no Hoare annotation was computed. [2020-07-21 14:14:28,216 INFO L268 CegarLoopResult]: For program point L1762(lines 1762 2413) no Hoare annotation was computed. [2020-07-21 14:14:28,216 INFO L268 CegarLoopResult]: For program point L1630(lines 1630 2464) no Hoare annotation was computed. [2020-07-21 14:14:28,216 INFO L268 CegarLoopResult]: For program point L2192(lines 2192 2369) no Hoare annotation was computed. [2020-07-21 14:14:28,217 INFO L268 CegarLoopResult]: For program point L1168(lines 1168 2518) no Hoare annotation was computed. [2020-07-21 14:14:28,217 INFO L268 CegarLoopResult]: For program point L1862(lines 1862 2059) no Hoare annotation was computed. [2020-07-21 14:14:28,217 INFO L268 CegarLoopResult]: For program point L1730(lines 1730 2428) no Hoare annotation was computed. [2020-07-21 14:14:28,217 INFO L268 CegarLoopResult]: For program point L574(lines 574 2623) no Hoare annotation was computed. [2020-07-21 14:14:28,217 INFO L268 CegarLoopResult]: For program point L1598(lines 1598 2474) no Hoare annotation was computed. [2020-07-21 14:14:28,217 INFO L268 CegarLoopResult]: For program point L442(lines 442 450) no Hoare annotation was computed. [2020-07-21 14:14:28,218 INFO L268 CegarLoopResult]: For program point L2292(lines 2292 2333) no Hoare annotation was computed. [2020-07-21 14:14:28,218 INFO L268 CegarLoopResult]: For program point L1268(lines 1268 1570) no Hoare annotation was computed. [2020-07-21 14:14:28,218 INFO L264 CegarLoopResult]: At program point L2325(lines 2297 2333) the Hoare annotation is: (let ((.cse0 (< main_~main__i~0 main_~main__nlen~0))) (or (and (<= 8 main_~main__j~0) .cse0 (<= 4 main_~main__i~0)) (and (<= 0 main_~main__j~0) .cse0 (<= 5 main_~main__i~0)))) [2020-07-21 14:14:28,218 INFO L268 CegarLoopResult]: For program point L1136(lines 1136 2533) no Hoare annotation was computed. [2020-07-21 14:14:28,218 INFO L268 CegarLoopResult]: For program point L1962(lines 1962 2019) no Hoare annotation was computed. [2020-07-21 14:14:28,218 INFO L268 CegarLoopResult]: For program point L1830(lines 1830 2076) no Hoare annotation was computed. [2020-07-21 14:14:28,218 INFO L268 CegarLoopResult]: For program point L674(lines 674 2587) no Hoare annotation was computed. [2020-07-21 14:14:28,219 INFO L268 CegarLoopResult]: For program point L1698(lines 1698 2438) no Hoare annotation was computed. [2020-07-21 14:14:28,219 INFO L268 CegarLoopResult]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 2001) no Hoare annotation was computed. [2020-07-21 14:14:28,219 INFO L268 CegarLoopResult]: For program point L542(lines 542 2638) no Hoare annotation was computed. [2020-07-21 14:14:28,219 INFO L268 CegarLoopResult]: For program point L1368(lines 1368 1530) no Hoare annotation was computed. [2020-07-21 14:14:28,219 INFO L268 CegarLoopResult]: For program point L1236(lines 1236 2497) no Hoare annotation was computed. [2020-07-21 14:14:28,219 INFO L268 CegarLoopResult]: For program point L80(lines 80 2692) no Hoare annotation was computed. [2020-07-21 14:14:28,219 INFO L268 CegarLoopResult]: For program point L1104(lines 1104 2543) no Hoare annotation was computed. [2020-07-21 14:14:28,220 INFO L264 CegarLoopResult]: At program point L2095(lines 1780 2410) the Hoare annotation is: (and (<= 8 main_~main__j~0) (<= 4 main_~main__i~0)) [2020-07-21 14:14:28,220 INFO L268 CegarLoopResult]: For program point L1930(lines 1930 2036) no Hoare annotation was computed. [2020-07-21 14:14:28,220 INFO L268 CegarLoopResult]: For program point L774(lines 774 1041) no Hoare annotation was computed. [2020-07-21 14:14:28,220 INFO L268 CegarLoopResult]: For program point L1798(lines 1798 2087) no Hoare annotation was computed. [2020-07-21 14:14:28,220 INFO L268 CegarLoopResult]: For program point L642(lines 642 2602) no Hoare annotation was computed. [2020-07-21 14:14:28,220 INFO L268 CegarLoopResult]: For program point L1336(lines 1336 1547) no Hoare annotation was computed. [2020-07-21 14:14:28,220 INFO L268 CegarLoopResult]: For program point L180(lines 180 2656) no Hoare annotation was computed. [2020-07-21 14:14:28,221 INFO L268 CegarLoopResult]: For program point L1204(lines 1204 2507) no Hoare annotation was computed. [2020-07-21 14:14:28,221 INFO L268 CegarLoopResult]: For program point L48(lines 48 2707) no Hoare annotation was computed. [2020-07-21 14:14:28,221 INFO L268 CegarLoopResult]: For program point L874(lines 874 1001) no Hoare annotation was computed. [2020-07-21 14:14:28,221 INFO L268 CegarLoopResult]: For program point L1898(lines 1898 2047) no Hoare annotation was computed. [2020-07-21 14:14:28,221 INFO L268 CegarLoopResult]: For program point L742(lines 742 2566) no Hoare annotation was computed. [2020-07-21 14:14:28,221 INFO L268 CegarLoopResult]: For program point L610(lines 610 2612) no Hoare annotation was computed. [2020-07-21 14:14:28,221 INFO L268 CegarLoopResult]: For program point L1469(lines 1469 1490) no Hoare annotation was computed. [2020-07-21 14:14:28,221 INFO L268 CegarLoopResult]: For program point L1436(lines 1436 1507) no Hoare annotation was computed. [2020-07-21 14:14:28,222 INFO L268 CegarLoopResult]: For program point L280(lines 280 512) no Hoare annotation was computed. [2020-07-21 14:14:28,222 INFO L268 CegarLoopResult]: For program point L1304(lines 1304 1558) no Hoare annotation was computed. [2020-07-21 14:14:28,222 INFO L268 CegarLoopResult]: For program point L148(lines 148 2671) no Hoare annotation was computed. [2020-07-21 14:14:28,222 INFO L268 CegarLoopResult]: For program point L842(lines 842 1018) no Hoare annotation was computed. [2020-07-21 14:14:28,222 INFO L268 CegarLoopResult]: For program point L710(lines 710 2576) no Hoare annotation was computed. [2020-07-21 14:14:28,222 INFO L268 CegarLoopResult]: For program point mainErr1ASSERT_VIOLATIONERROR_FUNCTION(line 2310) no Hoare annotation was computed. [2020-07-21 14:14:28,223 INFO L268 CegarLoopResult]: For program point L380(lines 380 472) no Hoare annotation was computed. [2020-07-21 14:14:28,223 INFO L268 CegarLoopResult]: For program point L1404(lines 1404 1518) no Hoare annotation was computed. [2020-07-21 14:14:28,223 INFO L268 CegarLoopResult]: For program point L248(lines 248 529) no Hoare annotation was computed. [2020-07-21 14:14:28,223 INFO L268 CegarLoopResult]: For program point L116(lines 116 2681) no Hoare annotation was computed. [2020-07-21 14:14:28,223 INFO L268 CegarLoopResult]: For program point L2131(lines 2131 2389) no Hoare annotation was computed. [2020-07-21 14:14:28,223 INFO L268 CegarLoopResult]: For program point L1999(lines 1999 2007) no Hoare annotation was computed. [2020-07-21 14:14:28,223 INFO L268 CegarLoopResult]: For program point L810(lines 810 1029) no Hoare annotation was computed. [2020-07-21 14:14:28,223 INFO L268 CegarLoopResult]: For program point L348(lines 348 489) no Hoare annotation was computed. [2020-07-21 14:14:28,224 INFO L268 CegarLoopResult]: For program point L216(lines 216 2645) no Hoare annotation was computed. [2020-07-21 14:14:28,224 INFO L268 CegarLoopResult]: For program point L2231(lines 2231 2353) no Hoare annotation was computed. [2020-07-21 14:14:28,224 INFO L268 CegarLoopResult]: For program point L2099(lines 2099 2404) no Hoare annotation was computed. [2020-07-21 14:14:28,224 INFO L268 CegarLoopResult]: For program point L910(lines 910 989) no Hoare annotation was computed. [2020-07-21 14:14:28,224 INFO L268 CegarLoopResult]: For program point L1637(lines 1637 2458) no Hoare annotation was computed. [2020-07-21 14:14:28,224 INFO L268 CegarLoopResult]: For program point L316(lines 316 500) no Hoare annotation was computed. [2020-07-21 14:14:28,224 INFO L264 CegarLoopResult]: At program point L2298(lines 1780 2410) the Hoare annotation is: (let ((.cse0 (< main_~main__i~0 main_~main__nlen~0))) (or (and .cse0 (<= 7 main_~main__j~0) (<= 4 main_~main__i~0)) (and (<= 0 main_~main__j~0) (<= 1 main_~__VERIFIER_assert__cond~152) .cse0 (<= 1 main_~__VERIFIER_assert__cond~135) (<= 5 main_~main__i~0)))) [2020-07-21 14:14:28,225 INFO L268 CegarLoopResult]: For program point L2199(lines 2199 2368) no Hoare annotation was computed. [2020-07-21 14:14:28,225 INFO L268 CegarLoopResult]: For program point L2001(line 2001) no Hoare annotation was computed. [2020-07-21 14:14:28,225 INFO L268 CegarLoopResult]: For program point L1737(lines 1737 2422) no Hoare annotation was computed. [2020-07-21 14:14:28,225 INFO L268 CegarLoopResult]: For program point L1605(lines 1605 2473) no Hoare annotation was computed. [2020-07-21 14:14:28,225 INFO L264 CegarLoopResult]: At program point L449(lines 421 460) the Hoare annotation is: false [2020-07-21 14:14:28,225 INFO L268 CegarLoopResult]: For program point L416(lines 416 460) no Hoare annotation was computed. [2020-07-21 14:14:28,225 INFO L268 CegarLoopResult]: For program point L1143(lines 1143 2527) no Hoare annotation was computed. [2020-07-21 14:14:28,226 INFO L268 CegarLoopResult]: For program point L2167(lines 2167 2378) no Hoare annotation was computed. [2020-07-21 14:14:28,226 INFO L268 CegarLoopResult]: For program point L20(lines 20 2721) no Hoare annotation was computed. [2020-07-21 14:14:28,226 INFO L268 CegarLoopResult]: For program point L1837(lines 1837 2069) no Hoare annotation was computed. [2020-07-21 14:14:28,226 INFO L268 CegarLoopResult]: For program point L1705(lines 1705 2437) no Hoare annotation was computed. [2020-07-21 14:14:28,226 INFO L268 CegarLoopResult]: For program point L549(lines 549 2632) no Hoare annotation was computed. [2020-07-21 14:14:28,226 INFO L268 CegarLoopResult]: For program point L1243(lines 1243 2491) no Hoare annotation was computed. [2020-07-21 14:14:28,226 INFO L268 CegarLoopResult]: For program point L2267(lines 2267 2342) no Hoare annotation was computed. [2020-07-21 14:14:28,226 INFO L268 CegarLoopResult]: For program point L1111(lines 1111 2542) no Hoare annotation was computed. [2020-07-21 14:14:28,226 INFO L268 CegarLoopResult]: For program point L1937(lines 1937 2029) no Hoare annotation was computed. [2020-07-21 14:14:28,227 INFO L268 CegarLoopResult]: For program point L1805(lines 1805 2086) no Hoare annotation was computed. [2020-07-21 14:14:28,227 INFO L268 CegarLoopResult]: For program point L649(lines 649 2596) no Hoare annotation was computed. [2020-07-21 14:14:28,227 INFO L268 CegarLoopResult]: For program point L1673(lines 1673 2447) no Hoare annotation was computed. [2020-07-21 14:14:28,227 INFO L268 CegarLoopResult]: For program point L1343(lines 1343 1540) no Hoare annotation was computed. [2020-07-21 14:14:28,227 INFO L268 CegarLoopResult]: For program point L1211(lines 1211 2506) no Hoare annotation was computed. [2020-07-21 14:14:28,227 INFO L268 CegarLoopResult]: For program point L55(lines 55 2701) no Hoare annotation was computed. [2020-07-21 14:14:28,227 INFO L268 CegarLoopResult]: For program point L1079(lines 1079 2552) no Hoare annotation was computed. [2020-07-21 14:14:28,227 INFO L268 CegarLoopResult]: For program point L1905(lines 1905 2046) no Hoare annotation was computed. [2020-07-21 14:14:28,227 INFO L268 CegarLoopResult]: For program point L749(lines 749 1051) no Hoare annotation was computed. [2020-07-21 14:14:28,228 INFO L268 CegarLoopResult]: For program point L1773(lines 1773 2411) no Hoare annotation was computed. [2020-07-21 14:14:28,228 INFO L268 CegarLoopResult]: For program point L617(lines 617 2611) no Hoare annotation was computed. [2020-07-21 14:14:28,228 INFO L268 CegarLoopResult]: For program point L1443(lines 1443 1500) no Hoare annotation was computed. [2020-07-21 14:14:28,228 INFO L268 CegarLoopResult]: For program point L1311(lines 1311 1557) no Hoare annotation was computed. [2020-07-21 14:14:28,228 INFO L268 CegarLoopResult]: For program point L155(lines 155 2665) no Hoare annotation was computed. [2020-07-21 14:14:28,228 INFO L268 CegarLoopResult]: For program point L1179(lines 1179 2516) no Hoare annotation was computed. [2020-07-21 14:14:28,228 INFO L268 CegarLoopResult]: For program point L23(lines 23 2716) no Hoare annotation was computed. [2020-07-21 14:14:28,228 INFO L268 CegarLoopResult]: For program point L849(lines 849 1011) no Hoare annotation was computed. [2020-07-21 14:14:28,228 INFO L268 CegarLoopResult]: For program point L1873(lines 1873 2057) no Hoare annotation was computed. [2020-07-21 14:14:28,229 INFO L268 CegarLoopResult]: For program point L717(lines 717 2575) no Hoare annotation was computed. [2020-07-21 14:14:28,229 INFO L268 CegarLoopResult]: For program point L585(lines 585 2621) no Hoare annotation was computed. [2020-07-21 14:14:28,229 INFO L264 CegarLoopResult]: At program point L1576(lines 1261 2488) the Hoare annotation is: (and (<= 3 main_~main__i~0) (<= 8 main_~main__j~0)) [2020-07-21 14:14:28,229 INFO L268 CegarLoopResult]: For program point L1411(lines 1411 1517) no Hoare annotation was computed. [2020-07-21 14:14:28,229 INFO L268 CegarLoopResult]: For program point L255(lines 255 522) no Hoare annotation was computed. [2020-07-21 14:14:28,229 INFO L268 CegarLoopResult]: For program point L1279(lines 1279 1568) no Hoare annotation was computed. [2020-07-21 14:14:28,229 INFO L268 CegarLoopResult]: For program point L123(lines 123 2680) no Hoare annotation was computed. [2020-07-21 14:14:28,229 INFO L268 CegarLoopResult]: For program point L1973(lines 1973 2017) no Hoare annotation was computed. [2020-07-21 14:14:28,230 INFO L268 CegarLoopResult]: For program point L817(lines 817 1028) no Hoare annotation was computed. [2020-07-21 14:14:28,230 INFO L268 CegarLoopResult]: For program point L685(lines 685 2585) no Hoare annotation was computed. [2020-07-21 14:14:28,230 INFO L268 CegarLoopResult]: For program point L355(lines 355 482) no Hoare annotation was computed. [2020-07-21 14:14:28,230 INFO L268 CegarLoopResult]: For program point L1379(lines 1379 1528) no Hoare annotation was computed. [2020-07-21 14:14:28,230 INFO L268 CegarLoopResult]: For program point L223(lines 223 2644) no Hoare annotation was computed. [2020-07-21 14:14:28,230 INFO L268 CegarLoopResult]: For program point L91(lines 91 2690) no Hoare annotation was computed. [2020-07-21 14:14:28,230 INFO L268 CegarLoopResult]: For program point L2106(lines 2106 2398) no Hoare annotation was computed. [2020-07-21 14:14:28,230 INFO L268 CegarLoopResult]: For program point L950(lines 950 971) no Hoare annotation was computed. [2020-07-21 14:14:28,230 INFO L268 CegarLoopResult]: For program point L917(lines 917 988) no Hoare annotation was computed. [2020-07-21 14:14:28,231 INFO L268 CegarLoopResult]: For program point L785(lines 785 1039) no Hoare annotation was computed. [2020-07-21 14:14:28,231 INFO L268 CegarLoopResult]: For program point L323(lines 323 499) no Hoare annotation was computed. [2020-07-21 14:14:28,231 INFO L268 CegarLoopResult]: For program point L191(lines 191 2654) no Hoare annotation was computed. [2020-07-21 14:14:28,231 INFO L268 CegarLoopResult]: For program point L2206(lines 2206 2362) no Hoare annotation was computed. [2020-07-21 14:14:28,231 INFO L268 CegarLoopResult]: For program point L885(lines 885 999) no Hoare annotation was computed. [2020-07-21 14:14:28,231 INFO L268 CegarLoopResult]: For program point L1612(lines 1612 2467) no Hoare annotation was computed. [2020-07-21 14:14:28,231 INFO L268 CegarLoopResult]: For program point L1480(lines 1480 1488) no Hoare annotation was computed. [2020-07-21 14:14:28,231 INFO L268 CegarLoopResult]: For program point L291(lines 291 510) no Hoare annotation was computed. [2020-07-21 14:14:28,231 INFO L268 CegarLoopResult]: For program point L2174(lines 2174 2377) no Hoare annotation was computed. [2020-07-21 14:14:28,232 INFO L268 CegarLoopResult]: For program point L1712(lines 1712 2431) no Hoare annotation was computed. [2020-07-21 14:14:28,232 INFO L268 CegarLoopResult]: For program point L1580(lines 1580 2482) no Hoare annotation was computed. [2020-07-21 14:14:28,232 INFO L268 CegarLoopResult]: For program point L391(lines 391 470) no Hoare annotation was computed. [2020-07-21 14:14:28,232 INFO L268 CegarLoopResult]: For program point L2274(lines 2274 2341) no Hoare annotation was computed. [2020-07-21 14:14:28,232 INFO L268 CegarLoopResult]: For program point L2142(lines 2142 2387) no Hoare annotation was computed. [2020-07-21 14:14:28,232 INFO L268 CegarLoopResult]: For program point L1118(lines 1118 2536) no Hoare annotation was computed. [2020-07-21 14:14:28,232 INFO L268 CegarLoopResult]: For program point L1812(lines 1812 2079) no Hoare annotation was computed. [2020-07-21 14:14:28,232 INFO L268 CegarLoopResult]: For program point L1680(lines 1680 2446) no Hoare annotation was computed. [2020-07-21 14:14:28,233 INFO L268 CegarLoopResult]: For program point L2308(lines 2308 2316) no Hoare annotation was computed. [2020-07-21 14:14:28,233 INFO L268 CegarLoopResult]: For program point L2242(lines 2242 2351) no Hoare annotation was computed. [2020-07-21 14:14:28,233 INFO L268 CegarLoopResult]: For program point L1218(lines 1218 2500) no Hoare annotation was computed. [2020-07-21 14:14:28,233 INFO L268 CegarLoopResult]: For program point L1086(lines 1086 2551) no Hoare annotation was computed. [2020-07-21 14:14:28,233 INFO L268 CegarLoopResult]: For program point L1912(lines 1912 2039) no Hoare annotation was computed. [2020-07-21 14:14:28,233 INFO L268 CegarLoopResult]: For program point L1780(lines 1780 2410) no Hoare annotation was computed. [2020-07-21 14:14:28,233 INFO L268 CegarLoopResult]: For program point L624(lines 624 2605) no Hoare annotation was computed. [2020-07-21 14:14:28,233 INFO L268 CegarLoopResult]: For program point L1648(lines 1648 2456) no Hoare annotation was computed. [2020-07-21 14:14:28,233 INFO L268 CegarLoopResult]: For program point L1318(lines 1318 1550) no Hoare annotation was computed. [2020-07-21 14:14:28,234 INFO L268 CegarLoopResult]: For program point L1186(lines 1186 2515) no Hoare annotation was computed. [2020-07-21 14:14:28,234 INFO L268 CegarLoopResult]: For program point L30(lines 30 2710) no Hoare annotation was computed. [2020-07-21 14:14:28,234 INFO L271 CegarLoopResult]: At program point mainENTRY(lines 11 2722) the Hoare annotation is: true [2020-07-21 14:14:28,234 INFO L268 CegarLoopResult]: For program point L1880(lines 1880 2056) no Hoare annotation was computed. [2020-07-21 14:14:28,234 INFO L268 CegarLoopResult]: For program point L724(lines 724 2569) no Hoare annotation was computed. [2020-07-21 14:14:28,234 INFO L268 CegarLoopResult]: For program point L1748(lines 1748 2420) no Hoare annotation was computed. [2020-07-21 14:14:28,234 INFO L268 CegarLoopResult]: For program point L592(lines 592 2620) no Hoare annotation was computed. [2020-07-21 14:14:28,234 INFO L268 CegarLoopResult]: For program point L1418(lines 1418 1510) no Hoare annotation was computed. [2020-07-21 14:14:28,235 INFO L268 CegarLoopResult]: For program point L2310(line 2310) no Hoare annotation was computed. [2020-07-21 14:14:28,235 INFO L268 CegarLoopResult]: For program point L1286(lines 1286 1567) no Hoare annotation was computed. [2020-07-21 14:14:28,235 INFO L268 CegarLoopResult]: For program point L130(lines 130 2674) no Hoare annotation was computed. [2020-07-21 14:14:28,235 INFO L268 CegarLoopResult]: For program point L1154(lines 1154 2525) no Hoare annotation was computed. [2020-07-21 14:14:28,235 INFO L268 CegarLoopResult]: For program point L1980(lines 1980 2016) no Hoare annotation was computed. [2020-07-21 14:14:28,235 INFO L268 CegarLoopResult]: For program point L824(lines 824 1021) no Hoare annotation was computed. [2020-07-21 14:14:28,235 INFO L268 CegarLoopResult]: For program point L1848(lines 1848 2067) no Hoare annotation was computed. [2020-07-21 14:14:28,235 INFO L268 CegarLoopResult]: For program point L692(lines 692 2584) no Hoare annotation was computed. [2020-07-21 14:14:28,236 INFO L268 CegarLoopResult]: For program point L560(lines 560 2630) no Hoare annotation was computed. [2020-07-21 14:14:28,236 INFO L268 CegarLoopResult]: For program point L1386(lines 1386 1527) no Hoare annotation was computed. [2020-07-21 14:14:28,236 INFO L268 CegarLoopResult]: For program point L230(lines 230 532) no Hoare annotation was computed. [2020-07-21 14:14:28,236 INFO L268 CegarLoopResult]: For program point L1254(lines 1254 2489) no Hoare annotation was computed. [2020-07-21 14:14:28,236 INFO L268 CegarLoopResult]: For program point L98(lines 98 2689) no Hoare annotation was computed. [2020-07-21 14:14:28,236 INFO L268 CegarLoopResult]: For program point L924(lines 924 981) no Hoare annotation was computed. [2020-07-21 14:14:28,236 INFO L268 CegarLoopResult]: For program point L1948(lines 1948 2027) no Hoare annotation was computed. [2020-07-21 14:14:28,236 INFO L268 CegarLoopResult]: For program point L792(lines 792 1038) no Hoare annotation was computed. [2020-07-21 14:14:28,236 INFO L268 CegarLoopResult]: For program point L660(lines 660 2594) no Hoare annotation was computed. [2020-07-21 14:14:28,237 INFO L268 CegarLoopResult]: For program point L330(lines 330 492) no Hoare annotation was computed. [2020-07-21 14:14:28,237 INFO L268 CegarLoopResult]: For program point L1354(lines 1354 1538) no Hoare annotation was computed. [2020-07-21 14:14:28,237 INFO L268 CegarLoopResult]: For program point L198(lines 198 2653) no Hoare annotation was computed. [2020-07-21 14:14:28,237 INFO L268 CegarLoopResult]: For program point L66(lines 66 2699) no Hoare annotation was computed. [2020-07-21 14:14:28,237 INFO L264 CegarLoopResult]: At program point L1057(lines 742 2566) the Hoare annotation is: (and (<= 2 main_~main__i~0) (<= 8 main_~main__j~0)) [2020-07-21 14:14:28,237 INFO L268 CegarLoopResult]: For program point L892(lines 892 998) no Hoare annotation was computed. [2020-07-21 14:14:28,237 INFO L268 CegarLoopResult]: For program point L760(lines 760 1049) no Hoare annotation was computed. [2020-07-21 14:14:28,238 INFO L264 CegarLoopResult]: At program point L1487(lines 1459 1498) the Hoare annotation is: false [2020-07-21 14:14:28,238 INFO L268 CegarLoopResult]: For program point L1454(lines 1454 1498) no Hoare annotation was computed. [2020-07-21 14:14:28,238 INFO L268 CegarLoopResult]: For program point L298(lines 298 509) no Hoare annotation was computed. [2020-07-21 14:14:28,238 INFO L268 CegarLoopResult]: For program point L166(lines 166 2663) no Hoare annotation was computed. [2020-07-21 14:14:28,238 INFO L268 CegarLoopResult]: For program point L2181(lines 2181 2371) no Hoare annotation was computed. [2020-07-21 14:14:28,238 INFO L268 CegarLoopResult]: For program point L860(lines 860 1009) no Hoare annotation was computed. [2020-07-21 14:14:28,238 INFO L268 CegarLoopResult]: For program point L1587(lines 1587 2476) no Hoare annotation was computed. [2020-07-21 14:14:28,238 INFO L268 CegarLoopResult]: For program point L431(lines 431 452) no Hoare annotation was computed. [2020-07-21 14:14:28,239 INFO L268 CegarLoopResult]: For program point L398(lines 398 469) no Hoare annotation was computed. [2020-07-21 14:14:28,239 INFO L268 CegarLoopResult]: For program point L266(lines 266 520) no Hoare annotation was computed. [2020-07-21 14:14:28,239 INFO L268 CegarLoopResult]: For program point L2281(lines 2281 2335) no Hoare annotation was computed. [2020-07-21 14:14:28,239 INFO L268 CegarLoopResult]: For program point L2149(lines 2149 2386) no Hoare annotation was computed. [2020-07-21 14:14:28,261 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.07 02:14:28 BoogieIcfgContainer [2020-07-21 14:14:28,261 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-21 14:14:28,263 INFO L168 Benchmark]: Toolchain (without parser) took 6294.69 ms. Allocated memory was 144.7 MB in the beginning and 297.3 MB in the end (delta: 152.6 MB). Free memory was 101.6 MB in the beginning and 155.2 MB in the end (delta: -53.6 MB). Peak memory consumption was 99.0 MB. Max. memory is 7.1 GB. [2020-07-21 14:14:28,264 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 144.7 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-07-21 14:14:28,266 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1032.21 ms. Allocated memory was 144.7 MB in the beginning and 205.5 MB in the end (delta: 60.8 MB). Free memory was 101.1 MB in the beginning and 170.8 MB in the end (delta: -69.7 MB). Peak memory consumption was 39.7 MB. Max. memory is 7.1 GB. [2020-07-21 14:14:28,266 INFO L168 Benchmark]: Boogie Preprocessor took 116.71 ms. Allocated memory is still 205.5 MB. Free memory was 170.8 MB in the beginning and 165.7 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. [2020-07-21 14:14:28,268 INFO L168 Benchmark]: RCFGBuilder took 1546.10 ms. Allocated memory was 205.5 MB in the beginning and 238.0 MB in the end (delta: 32.5 MB). Free memory was 165.7 MB in the beginning and 154.8 MB in the end (delta: 10.9 MB). Peak memory consumption was 82.5 MB. Max. memory is 7.1 GB. [2020-07-21 14:14:28,269 INFO L168 Benchmark]: TraceAbstraction took 3593.09 ms. Allocated memory was 238.0 MB in the beginning and 297.3 MB in the end (delta: 59.2 MB). Free memory was 154.8 MB in the beginning and 155.2 MB in the end (delta: -375.1 kB). Peak memory consumption was 58.9 MB. Max. memory is 7.1 GB. [2020-07-21 14:14:28,273 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 144.7 MB. Free memory was 121.6 MB in the beginning and 121.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 1032.21 ms. Allocated memory was 144.7 MB in the beginning and 205.5 MB in the end (delta: 60.8 MB). Free memory was 101.1 MB in the beginning and 170.8 MB in the end (delta: -69.7 MB). Peak memory consumption was 39.7 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 116.71 ms. Allocated memory is still 205.5 MB. Free memory was 170.8 MB in the beginning and 165.7 MB in the end (delta: 5.1 MB). Peak memory consumption was 5.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 1546.10 ms. Allocated memory was 205.5 MB in the beginning and 238.0 MB in the end (delta: 32.5 MB). Free memory was 165.7 MB in the beginning and 154.8 MB in the end (delta: 10.9 MB). Peak memory consumption was 82.5 MB. Max. memory is 7.1 GB. * TraceAbstraction took 3593.09 ms. Allocated memory was 238.0 MB in the beginning and 297.3 MB in the end (delta: 59.2 MB). Free memory was 154.8 MB in the beginning and 155.2 MB in the end (delta: -375.1 kB). Peak memory consumption was 58.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 2001]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - PositiveResult [Line: 2310]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 2 specifications checked. All of them hold - InvariantResult [Line: 1780]: Loop Invariant Derived loop invariant: ((main__i < main__nlen && 7 <= main__j) && 4 <= main__i) || ((((0 <= main__j && 1 <= __VERIFIER_assert__cond) && main__i < main__nlen) && 1 <= __VERIFIER_assert__cond) && 5 <= main__i) - InvariantResult [Line: 1780]: Loop Invariant Derived loop invariant: 8 <= main__j && 4 <= main__i - InvariantResult [Line: 421]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1459]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 2297]: Loop Invariant Derived loop invariant: ((8 <= main__j && main__i < main__nlen) && 4 <= main__i) || ((0 <= main__j && main__i < main__nlen) && 5 <= main__i) - InvariantResult [Line: 940]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 1261]: Loop Invariant Derived loop invariant: 3 <= main__i && 8 <= main__j - InvariantResult [Line: 223]: Loop Invariant Derived loop invariant: 8 <= main__j && 1 <= main__i - InvariantResult [Line: 742]: Loop Invariant Derived loop invariant: 2 <= main__i && 8 <= main__j - InvariantResult [Line: 1780]: Loop Invariant Derived loop invariant: ((0 <= main__j && 1 <= __VERIFIER_assert__cond) && main__i < main__nlen) && 5 <= main__i - StatisticsResult: Ultimate Automizer benchmark data CFG has 4 procedures, 256 locations, 2 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 3.0s, OverallIterations: 3, TraceHistogramMax: 1, AutomataDifference: 1.1s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.4s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 308 SDtfs, 760 SDslu, 737 SDs, 0 SdLazy, 970 SolverSat, 169 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.7s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 422 GetRequests, 402 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=252occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 3 MinimizatonAttempts, 32 StatesRemovedByMinimization, 2 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 14 LocationsWithAnnotation, 14 PreInvPairs, 47 NumberOfFragments, 96 HoareAnnotationTreeSize, 14 FomulaSimplifications, 101 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 14 FomulaSimplificationsInter, 347 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.3s SatisfiabilityAnalysisTime, 0.4s InterpolantComputationTime, 422 NumberOfCodeBlocks, 422 NumberOfCodeBlocksAsserted, 6 NumberOfCheckSat, 419 ConstructedInterpolants, 0 QuantifiedInterpolants, 104567 SizeOfPredicates, 8 NumberOfNonLiveVariables, 1765 ConjunctsInSsa, 23 ConjunctsInUnsatCore, 3 InterpolantComputations, 3 PerfectInterpolantSequences, 2/2 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...