./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/loops-crafted-1/mono-crafted_11.c --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 8bd4bc60 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/loops-crafted-1/mono-crafted_11.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ff38176fa8af4122ad98492490c6063234c86b1b ..................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/loops-crafted-1/mono-crafted_11.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash ff38176fa8af4122ad98492490c6063234c86b1b ..................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................... Execution finished normally Writing output log to file Ultimate.log Result: TRUE --- Real Ultimate output --- This is Ultimate 0.1.25-8bd4bc6 [2020-07-28 18:22:07,032 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 18:22:07,035 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 18:22:07,048 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 18:22:07,048 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 18:22:07,049 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 18:22:07,051 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 18:22:07,053 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 18:22:07,055 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 18:22:07,056 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 18:22:07,057 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 18:22:07,058 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 18:22:07,059 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 18:22:07,060 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 18:22:07,061 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 18:22:07,062 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 18:22:07,063 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 18:22:07,064 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 18:22:07,066 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 18:22:07,068 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 18:22:07,070 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 18:22:07,071 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 18:22:07,072 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 18:22:07,073 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 18:22:07,079 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 18:22:07,079 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 18:22:07,080 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 18:22:07,081 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 18:22:07,082 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 18:22:07,083 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 18:22:07,084 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 18:22:07,085 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 18:22:07,087 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 18:22:07,088 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 18:22:07,090 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 18:22:07,093 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 18:22:07,094 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 18:22:07,094 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 18:22:07,094 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 18:22:07,095 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 18:22:07,097 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 18:22:07,098 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2020-07-28 18:22:07,136 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 18:22:07,137 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 18:22:07,138 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 18:22:07,138 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 18:22:07,141 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 18:22:07,142 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 18:22:07,142 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-28 18:22:07,142 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-28 18:22:07,143 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-28 18:22:07,143 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 18:22:07,143 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 18:22:07,143 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 18:22:07,144 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 18:22:07,144 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-28 18:22:07,144 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 18:22:07,146 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 18:22:07,147 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 18:22:07,147 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 18:22:07,147 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 18:22:07,147 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 18:22:07,148 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 18:22:07,148 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 18:22:07,149 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 18:22:07,150 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 18:22:07,150 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 18:22:07,150 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-28 18:22:07,151 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-28 18:22:07,152 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 18:22:07,152 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 18:22:07,152 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ff38176fa8af4122ad98492490c6063234c86b1b [2020-07-28 18:22:07,487 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 18:22:07,499 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 18:22:07,503 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 18:22:07,505 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 18:22:07,505 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 18:22:07,506 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/mono-crafted_11.c [2020-07-28 18:22:07,568 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc38a5b23/347c43d10ece4150bf455f4fae19007f/FLAG1def33a31 [2020-07-28 18:22:07,999 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 18:22:07,999 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/mono-crafted_11.c [2020-07-28 18:22:08,004 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc38a5b23/347c43d10ece4150bf455f4fae19007f/FLAG1def33a31 [2020-07-28 18:22:08,378 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/fc38a5b23/347c43d10ece4150bf455f4fae19007f [2020-07-28 18:22:08,381 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 18:22:08,384 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 18:22:08,385 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 18:22:08,385 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 18:22:08,389 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 18:22:08,391 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 06:22:08" (1/1) ... [2020-07-28 18:22:08,394 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@24644641 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:22:08, skipping insertion in model container [2020-07-28 18:22:08,394 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 06:22:08" (1/1) ... [2020-07-28 18:22:08,403 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 18:22:08,425 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 18:22:08,598 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 18:22:08,603 INFO L203 MainTranslator]: Completed pre-run [2020-07-28 18:22:08,619 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 18:22:08,633 INFO L208 MainTranslator]: Completed translation [2020-07-28 18:22:08,634 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:22:08 WrapperNode [2020-07-28 18:22:08,634 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 18:22:08,635 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-28 18:22:08,635 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-28 18:22:08,635 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-28 18:22:08,644 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:22:08" (1/1) ... [2020-07-28 18:22:08,650 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:22:08" (1/1) ... [2020-07-28 18:22:08,729 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-28 18:22:08,730 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-28 18:22:08,730 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-28 18:22:08,730 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-28 18:22:08,740 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:22:08" (1/1) ... [2020-07-28 18:22:08,740 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:22:08" (1/1) ... [2020-07-28 18:22:08,741 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:22:08" (1/1) ... [2020-07-28 18:22:08,741 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:22:08" (1/1) ... [2020-07-28 18:22:08,743 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:22:08" (1/1) ... [2020-07-28 18:22:08,748 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:22:08" (1/1) ... [2020-07-28 18:22:08,749 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:22:08" (1/1) ... [2020-07-28 18:22:08,750 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-28 18:22:08,751 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-28 18:22:08,751 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-28 18:22:08,751 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-28 18:22:08,753 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:22:08" (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 [2020-07-28 18:22:08,809 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-28 18:22:08,809 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-28 18:22:09,009 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-28 18:22:09,010 INFO L295 CfgBuilder]: Removed 7 assume(true) statements. [2020-07-28 18:22:09,014 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 06:22:09 BoogieIcfgContainer [2020-07-28 18:22:09,014 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-28 18:22:09,015 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-28 18:22:09,016 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-28 18:22:09,019 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-28 18:22:09,020 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.07 06:22:08" (1/3) ... [2020-07-28 18:22:09,021 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@766633d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 06:22:09, skipping insertion in model container [2020-07-28 18:22:09,021 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:22:08" (2/3) ... [2020-07-28 18:22:09,022 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@766633d1 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 06:22:09, skipping insertion in model container [2020-07-28 18:22:09,022 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 06:22:09" (3/3) ... [2020-07-28 18:22:09,024 INFO L109 eAbstractionObserver]: Analyzing ICFG mono-crafted_11.c [2020-07-28 18:22:09,039 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-28 18:22:09,049 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-28 18:22:09,066 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-28 18:22:09,095 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-28 18:22:09,096 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-28 18:22:09,096 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-28 18:22:09,096 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-28 18:22:09,097 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-28 18:22:09,097 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-28 18:22:09,097 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-28 18:22:09,097 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-28 18:22:09,114 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states. [2020-07-28 18:22:09,120 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-07-28 18:22:09,120 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:22:09,121 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2020-07-28 18:22:09,122 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:22:09,131 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:22:09,131 INFO L82 PathProgramCache]: Analyzing trace with hash 30108868, now seen corresponding path program 1 times [2020-07-28 18:22:09,145 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:22:09,146 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1708391984] [2020-07-28 18:22:09,147 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:22:09,219 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:22:09,284 INFO L280 TraceCheckUtils]: 0: Hoare triple {14#true} havoc main_#res;havoc main_#t~post0, main_~x~0;main_~x~0 := 0; {14#true} is VALID [2020-07-28 18:22:09,286 INFO L280 TraceCheckUtils]: 1: Hoare triple {14#true} assume !true; {15#false} is VALID [2020-07-28 18:22:09,286 INFO L280 TraceCheckUtils]: 2: Hoare triple {15#false} __VERIFIER_assert_#in~cond := (if 0 == (if main_~x~0 % 4294967296 < 0 && 0 != main_~x~0 % 4294967296 % 2 then main_~x~0 % 4294967296 % 2 - 2 else main_~x~0 % 4294967296 % 2) % 4294967296 then 1 else 0);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; {15#false} is VALID [2020-07-28 18:22:09,287 INFO L280 TraceCheckUtils]: 3: Hoare triple {15#false} assume 0 == __VERIFIER_assert_~cond; {15#false} is VALID [2020-07-28 18:22:09,287 INFO L280 TraceCheckUtils]: 4: Hoare triple {15#false} assume !false; {15#false} is VALID [2020-07-28 18:22:09,289 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 18:22:09,290 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1708391984] [2020-07-28 18:22:09,291 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:22:09,293 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-28 18:22:09,294 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1911632708] [2020-07-28 18:22:09,300 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 5 [2020-07-28 18:22:09,302 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:22:09,307 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2020-07-28 18:22:09,343 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 5 edges. 5 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:22:09,343 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-28 18:22:09,344 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-28 18:22:09,351 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-28 18:22:09,351 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-28 18:22:09,353 INFO L87 Difference]: Start difference. First operand 11 states. Second operand 2 states. [2020-07-28 18:22:09,388 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:22:09,389 INFO L93 Difference]: Finished difference Result 19 states and 22 transitions. [2020-07-28 18:22:09,389 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-28 18:22:09,389 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 5 [2020-07-28 18:22:09,390 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:22:09,391 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 18:22:09,396 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 22 transitions. [2020-07-28 18:22:09,396 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 18:22:09,399 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 22 transitions. [2020-07-28 18:22:09,399 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 22 transitions. [2020-07-28 18:22:09,459 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 22 edges. 22 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:22:09,468 INFO L225 Difference]: With dead ends: 19 [2020-07-28 18:22:09,468 INFO L226 Difference]: Without dead ends: 7 [2020-07-28 18:22:09,472 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-28 18:22:09,495 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2020-07-28 18:22:09,508 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2020-07-28 18:22:09,508 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:22:09,509 INFO L82 GeneralOperation]: Start isEquivalent. First operand 7 states. Second operand 7 states. [2020-07-28 18:22:09,510 INFO L74 IsIncluded]: Start isIncluded. First operand 7 states. Second operand 7 states. [2020-07-28 18:22:09,510 INFO L87 Difference]: Start difference. First operand 7 states. Second operand 7 states. [2020-07-28 18:22:09,511 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:22:09,512 INFO L93 Difference]: Finished difference Result 7 states and 8 transitions. [2020-07-28 18:22:09,512 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2020-07-28 18:22:09,512 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:22:09,512 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:22:09,513 INFO L74 IsIncluded]: Start isIncluded. First operand 7 states. Second operand 7 states. [2020-07-28 18:22:09,513 INFO L87 Difference]: Start difference. First operand 7 states. Second operand 7 states. [2020-07-28 18:22:09,514 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:22:09,514 INFO L93 Difference]: Finished difference Result 7 states and 8 transitions. [2020-07-28 18:22:09,514 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2020-07-28 18:22:09,514 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:22:09,514 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:22:09,515 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:22:09,515 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:22:09,515 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-28 18:22:09,516 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 8 transitions. [2020-07-28 18:22:09,518 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 8 transitions. Word has length 5 [2020-07-28 18:22:09,518 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:22:09,518 INFO L479 AbstractCegarLoop]: Abstraction has 7 states and 8 transitions. [2020-07-28 18:22:09,518 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-28 18:22:09,518 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2020-07-28 18:22:09,519 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-07-28 18:22:09,519 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:22:09,519 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2020-07-28 18:22:09,519 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-28 18:22:09,520 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:22:09,520 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:22:09,520 INFO L82 PathProgramCache]: Analyzing trace with hash 29810958, now seen corresponding path program 1 times [2020-07-28 18:22:09,520 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-28 18:22:09,521 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1061968955] [2020-07-28 18:22:09,521 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-28 18:22:09,562 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:22:09,566 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-28 18:22:09,567 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError at de.uni_freiburg.informatik.ultimate.smtinterpol.proof.FixResolutionProof.fix(FixResolutionProof.java:191) at de.uni_freiburg.informatik.ultimate.smtinterpol.proof.ProofTermGenerator.convert(ProofTermGenerator.java:150) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getProof(SMTInterpol.java:797) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.getInterpolants(NoopScript.java:392) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.getInterpolants(NoopScript.java:386) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:337) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:337) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.getInterpolants(ManagedScript.java:191) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:285) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:166) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:326) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:228) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:97) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:242) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:75) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:508) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:436) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:370) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-07-28 18:22:09,577 INFO L168 Benchmark]: Toolchain (without parser) took 1193.53 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 960.2 MB in the beginning and 1.1 GB in the end (delta: -109.5 MB). Peak memory consumption was 22.1 MB. Max. memory is 11.5 GB. [2020-07-28 18:22:09,578 INFO L168 Benchmark]: CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 18:22:09,579 INFO L168 Benchmark]: CACSL2BoogieTranslator took 249.41 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 949.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2020-07-28 18:22:09,580 INFO L168 Benchmark]: Boogie Procedure Inliner took 94.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -178.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 11.5 GB. [2020-07-28 18:22:09,581 INFO L168 Benchmark]: Boogie Preprocessor took 20.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. [2020-07-28 18:22:09,582 INFO L168 Benchmark]: RCFGBuilder took 263.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. [2020-07-28 18:22:09,583 INFO L168 Benchmark]: TraceAbstraction took 558.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 33.2 MB). Peak memory consumption was 33.2 MB. Max. memory is 11.5 GB. [2020-07-28 18:22:09,588 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.36 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 249.41 ms. Allocated memory is still 1.0 GB. Free memory was 960.2 MB in the beginning and 949.5 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 94.63 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 131.6 MB). Free memory was 949.5 MB in the beginning and 1.1 GB in the end (delta: -178.6 MB). Peak memory consumption was 9.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 20.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 6.6 MB). Peak memory consumption was 6.6 MB. Max. memory is 11.5 GB. * RCFGBuilder took 263.15 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 18.6 MB). Peak memory consumption was 18.6 MB. Max. memory is 11.5 GB. * TraceAbstraction took 558.43 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 33.2 MB). Peak memory consumption was 33.2 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: null: de.uni_freiburg.informatik.ultimate.smtinterpol.proof.FixResolutionProof.fix(FixResolutionProof.java:191) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.25-8bd4bc6 [2020-07-28 18:22:11,526 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-28 18:22:11,528 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-28 18:22:11,541 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-28 18:22:11,541 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-28 18:22:11,543 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-28 18:22:11,544 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-28 18:22:11,546 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-28 18:22:11,548 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-28 18:22:11,549 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-28 18:22:11,550 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-28 18:22:11,551 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-28 18:22:11,552 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-28 18:22:11,553 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-28 18:22:11,554 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-28 18:22:11,555 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-28 18:22:11,556 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-28 18:22:11,558 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-28 18:22:11,559 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-28 18:22:11,562 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-28 18:22:11,563 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-28 18:22:11,565 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-28 18:22:11,566 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-28 18:22:11,567 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-28 18:22:11,569 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-28 18:22:11,570 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-28 18:22:11,570 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-28 18:22:11,571 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-28 18:22:11,571 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-28 18:22:11,572 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-28 18:22:11,573 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-28 18:22:11,574 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-28 18:22:11,575 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-28 18:22:11,576 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-28 18:22:11,577 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-28 18:22:11,580 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-28 18:22:11,581 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-28 18:22:11,582 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-28 18:22:11,582 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-28 18:22:11,583 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-28 18:22:11,584 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-28 18:22:11,585 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2020-07-28 18:22:11,620 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-28 18:22:11,621 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-28 18:22:11,622 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-28 18:22:11,622 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-28 18:22:11,627 INFO L138 SettingsManager]: * Use SBE=true [2020-07-28 18:22:11,627 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-28 18:22:11,628 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-28 18:22:11,628 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-28 18:22:11,628 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-28 18:22:11,628 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-28 18:22:11,628 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-28 18:22:11,629 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-28 18:22:11,629 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2020-07-28 18:22:11,629 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2020-07-28 18:22:11,629 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-28 18:22:11,629 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-28 18:22:11,630 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-28 18:22:11,630 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-28 18:22:11,630 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-28 18:22:11,630 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-28 18:22:11,631 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-28 18:22:11,631 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-28 18:22:11,631 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-28 18:22:11,634 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-28 18:22:11,635 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-28 18:22:11,635 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-28 18:22:11,635 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2020-07-28 18:22:11,635 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2020-07-28 18:22:11,636 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-28 18:22:11,636 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-28 18:22:11,636 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-07-28 18:22:11,636 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> ff38176fa8af4122ad98492490c6063234c86b1b [2020-07-28 18:22:11,977 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-28 18:22:11,990 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-28 18:22:11,994 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-28 18:22:11,995 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-28 18:22:11,996 INFO L275 PluginConnector]: CDTParser initialized [2020-07-28 18:22:11,999 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/loops-crafted-1/mono-crafted_11.c [2020-07-28 18:22:12,058 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42a5b8fd3/84ce33feb4484ab590e98ad36435a6f4/FLAGffbe13ff6 [2020-07-28 18:22:12,537 INFO L306 CDTParser]: Found 1 translation units. [2020-07-28 18:22:12,538 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/loops-crafted-1/mono-crafted_11.c [2020-07-28 18:22:12,544 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42a5b8fd3/84ce33feb4484ab590e98ad36435a6f4/FLAGffbe13ff6 [2020-07-28 18:22:13,032 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/42a5b8fd3/84ce33feb4484ab590e98ad36435a6f4 [2020-07-28 18:22:13,036 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-28 18:22:13,039 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-28 18:22:13,040 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-28 18:22:13,040 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-28 18:22:13,045 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-28 18:22:13,047 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 06:22:13" (1/1) ... [2020-07-28 18:22:13,050 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@6a71b9c7 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:22:13, skipping insertion in model container [2020-07-28 18:22:13,051 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 28.07 06:22:13" (1/1) ... [2020-07-28 18:22:13,059 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-28 18:22:13,073 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-28 18:22:13,236 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 18:22:13,242 INFO L203 MainTranslator]: Completed pre-run [2020-07-28 18:22:13,258 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-28 18:22:13,273 INFO L208 MainTranslator]: Completed translation [2020-07-28 18:22:13,273 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:22:13 WrapperNode [2020-07-28 18:22:13,274 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-28 18:22:13,274 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-28 18:22:13,275 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-28 18:22:13,275 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-28 18:22:13,283 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:22:13" (1/1) ... [2020-07-28 18:22:13,346 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:22:13" (1/1) ... [2020-07-28 18:22:13,365 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-28 18:22:13,366 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-28 18:22:13,366 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-28 18:22:13,366 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-28 18:22:13,375 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:22:13" (1/1) ... [2020-07-28 18:22:13,376 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:22:13" (1/1) ... [2020-07-28 18:22:13,377 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:22:13" (1/1) ... [2020-07-28 18:22:13,377 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:22:13" (1/1) ... [2020-07-28 18:22:13,381 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:22:13" (1/1) ... [2020-07-28 18:22:13,385 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:22:13" (1/1) ... [2020-07-28 18:22:13,386 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:22:13" (1/1) ... [2020-07-28 18:22:13,388 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-28 18:22:13,389 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-28 18:22:13,389 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-28 18:22:13,389 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-28 18:22:13,390 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:22:13" (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 [2020-07-28 18:22:13,448 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-28 18:22:13,449 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-28 18:22:13,663 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-28 18:22:13,663 INFO L295 CfgBuilder]: Removed 7 assume(true) statements. [2020-07-28 18:22:13,668 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 06:22:13 BoogieIcfgContainer [2020-07-28 18:22:13,669 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-28 18:22:13,677 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-28 18:22:13,677 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-28 18:22:13,681 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-28 18:22:13,682 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 28.07 06:22:13" (1/3) ... [2020-07-28 18:22:13,683 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cbd6aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 06:22:13, skipping insertion in model container [2020-07-28 18:22:13,683 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 28.07 06:22:13" (2/3) ... [2020-07-28 18:22:13,685 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2cbd6aa and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 28.07 06:22:13, skipping insertion in model container [2020-07-28 18:22:13,685 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 06:22:13" (3/3) ... [2020-07-28 18:22:13,687 INFO L109 eAbstractionObserver]: Analyzing ICFG mono-crafted_11.c [2020-07-28 18:22:13,712 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-28 18:22:13,718 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-28 18:22:13,740 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-28 18:22:13,763 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-28 18:22:13,763 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-28 18:22:13,763 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-28 18:22:13,763 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-28 18:22:13,763 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-28 18:22:13,763 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-28 18:22:13,763 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-28 18:22:13,764 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-28 18:22:13,776 INFO L276 IsEmpty]: Start isEmpty. Operand 11 states. [2020-07-28 18:22:13,781 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-07-28 18:22:13,781 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:22:13,782 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2020-07-28 18:22:13,782 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:22:13,787 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:22:13,787 INFO L82 PathProgramCache]: Analyzing trace with hash 30108868, now seen corresponding path program 1 times [2020-07-28 18:22:13,798 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-07-28 18:22:13,798 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [2081022391] [2020-07-28 18:22:13,799 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 2 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with mathsat -unsat_core_generation=3 [2020-07-28 18:22:13,836 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:22:13,839 INFO L263 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 1 conjunts are in the unsatisfiable core [2020-07-28 18:22:13,844 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:22:13,848 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-28 18:22:13,874 INFO L280 TraceCheckUtils]: 0: Hoare triple {14#true} havoc main_#res;havoc main_#t~post0, main_~x~0;main_~x~0 := 0bv32; {14#true} is VALID [2020-07-28 18:22:13,879 INFO L280 TraceCheckUtils]: 1: Hoare triple {14#true} assume !true; {15#false} is VALID [2020-07-28 18:22:13,880 INFO L280 TraceCheckUtils]: 2: Hoare triple {15#false} __VERIFIER_assert_#in~cond := (if 0bv32 == ~bvurem32(main_~x~0, 2bv32) then 1bv32 else 0bv32);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; {15#false} is VALID [2020-07-28 18:22:13,880 INFO L280 TraceCheckUtils]: 3: Hoare triple {15#false} assume 0bv32 == __VERIFIER_assert_~cond; {15#false} is VALID [2020-07-28 18:22:13,881 INFO L280 TraceCheckUtils]: 4: Hoare triple {15#false} assume !false; {15#false} is VALID [2020-07-28 18:22:13,883 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 18:22:13,883 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-28 18:22:13,893 INFO L280 TraceCheckUtils]: 4: Hoare triple {15#false} assume !false; {15#false} is VALID [2020-07-28 18:22:13,893 INFO L280 TraceCheckUtils]: 3: Hoare triple {15#false} assume 0bv32 == __VERIFIER_assert_~cond; {15#false} is VALID [2020-07-28 18:22:13,893 INFO L280 TraceCheckUtils]: 2: Hoare triple {15#false} __VERIFIER_assert_#in~cond := (if 0bv32 == ~bvurem32(main_~x~0, 2bv32) then 1bv32 else 0bv32);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; {15#false} is VALID [2020-07-28 18:22:13,894 INFO L280 TraceCheckUtils]: 1: Hoare triple {14#true} assume !true; {15#false} is VALID [2020-07-28 18:22:13,894 INFO L280 TraceCheckUtils]: 0: Hoare triple {14#true} havoc main_#res;havoc main_#t~post0, main_~x~0;main_~x~0 := 0bv32; {14#true} is VALID [2020-07-28 18:22:13,894 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 18:22:13,895 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [2081022391] [2020-07-28 18:22:13,896 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:22:13,896 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 2 [2020-07-28 18:22:13,897 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [45912686] [2020-07-28 18:22:13,902 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 5 [2020-07-28 18:22:13,904 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:22:13,907 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states. [2020-07-28 18:22:13,935 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 5 edges. 5 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:22:13,935 INFO L459 AbstractCegarLoop]: Interpolant automaton has 2 states [2020-07-28 18:22:13,936 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-07-28 18:22:13,943 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2020-07-28 18:22:13,944 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-28 18:22:13,946 INFO L87 Difference]: Start difference. First operand 11 states. Second operand 2 states. [2020-07-28 18:22:13,988 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:22:13,989 INFO L93 Difference]: Finished difference Result 19 states and 22 transitions. [2020-07-28 18:22:13,989 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2020-07-28 18:22:13,989 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 5 [2020-07-28 18:22:13,990 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:22:13,991 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 18:22:13,997 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 22 transitions. [2020-07-28 18:22:13,997 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 2 states. [2020-07-28 18:22:14,000 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2 states to 2 states and 22 transitions. [2020-07-28 18:22:14,000 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 2 states and 22 transitions. [2020-07-28 18:22:14,046 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 22 edges. 22 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:22:14,056 INFO L225 Difference]: With dead ends: 19 [2020-07-28 18:22:14,056 INFO L226 Difference]: Without dead ends: 7 [2020-07-28 18:22:14,059 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2020-07-28 18:22:14,078 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 7 states. [2020-07-28 18:22:14,090 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 7 to 7. [2020-07-28 18:22:14,090 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:22:14,091 INFO L82 GeneralOperation]: Start isEquivalent. First operand 7 states. Second operand 7 states. [2020-07-28 18:22:14,091 INFO L74 IsIncluded]: Start isIncluded. First operand 7 states. Second operand 7 states. [2020-07-28 18:22:14,092 INFO L87 Difference]: Start difference. First operand 7 states. Second operand 7 states. [2020-07-28 18:22:14,093 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:22:14,094 INFO L93 Difference]: Finished difference Result 7 states and 8 transitions. [2020-07-28 18:22:14,094 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2020-07-28 18:22:14,094 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:22:14,094 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:22:14,095 INFO L74 IsIncluded]: Start isIncluded. First operand 7 states. Second operand 7 states. [2020-07-28 18:22:14,095 INFO L87 Difference]: Start difference. First operand 7 states. Second operand 7 states. [2020-07-28 18:22:14,096 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:22:14,096 INFO L93 Difference]: Finished difference Result 7 states and 8 transitions. [2020-07-28 18:22:14,096 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2020-07-28 18:22:14,097 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:22:14,097 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:22:14,097 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:22:14,098 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:22:14,098 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-28 18:22:14,099 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 7 states to 7 states and 8 transitions. [2020-07-28 18:22:14,100 INFO L78 Accepts]: Start accepts. Automaton has 7 states and 8 transitions. Word has length 5 [2020-07-28 18:22:14,101 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:22:14,101 INFO L479 AbstractCegarLoop]: Abstraction has 7 states and 8 transitions. [2020-07-28 18:22:14,101 INFO L480 AbstractCegarLoop]: Interpolant automaton has 2 states. [2020-07-28 18:22:14,101 INFO L276 IsEmpty]: Start isEmpty. Operand 7 states and 8 transitions. [2020-07-28 18:22:14,102 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 6 [2020-07-28 18:22:14,102 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:22:14,102 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1] [2020-07-28 18:22:14,312 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 mathsat -unsat_core_generation=3 [2020-07-28 18:22:14,313 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:22:14,314 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:22:14,314 INFO L82 PathProgramCache]: Analyzing trace with hash 29810958, now seen corresponding path program 1 times [2020-07-28 18:22:14,315 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-07-28 18:22:14,316 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1697966939] [2020-07-28 18:22:14,317 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 3 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with mathsat -unsat_core_generation=3 [2020-07-28 18:22:14,331 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:22:14,332 INFO L263 TraceCheckSpWp]: Trace formula consists of 8 conjuncts, 2 conjunts are in the unsatisfiable core [2020-07-28 18:22:14,337 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:22:14,338 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-28 18:22:14,379 INFO L280 TraceCheckUtils]: 0: Hoare triple {86#true} havoc main_#res;havoc main_#t~post0, main_~x~0;main_~x~0 := 0bv32; {91#(= (_ bv0 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:14,381 INFO L280 TraceCheckUtils]: 1: Hoare triple {91#(= (_ bv0 32) ULTIMATE.start_main_~x~0)} assume !~bvult32(main_~x~0, 100000000bv32); {87#false} is VALID [2020-07-28 18:22:14,382 INFO L280 TraceCheckUtils]: 2: Hoare triple {87#false} __VERIFIER_assert_#in~cond := (if 0bv32 == ~bvurem32(main_~x~0, 2bv32) then 1bv32 else 0bv32);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; {87#false} is VALID [2020-07-28 18:22:14,382 INFO L280 TraceCheckUtils]: 3: Hoare triple {87#false} assume 0bv32 == __VERIFIER_assert_~cond; {87#false} is VALID [2020-07-28 18:22:14,383 INFO L280 TraceCheckUtils]: 4: Hoare triple {87#false} assume !false; {87#false} is VALID [2020-07-28 18:22:14,383 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 18:22:14,384 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-28 18:22:14,400 INFO L280 TraceCheckUtils]: 4: Hoare triple {87#false} assume !false; {87#false} is VALID [2020-07-28 18:22:14,401 INFO L280 TraceCheckUtils]: 3: Hoare triple {87#false} assume 0bv32 == __VERIFIER_assert_~cond; {87#false} is VALID [2020-07-28 18:22:14,401 INFO L280 TraceCheckUtils]: 2: Hoare triple {87#false} __VERIFIER_assert_#in~cond := (if 0bv32 == ~bvurem32(main_~x~0, 2bv32) then 1bv32 else 0bv32);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; {87#false} is VALID [2020-07-28 18:22:14,402 INFO L280 TraceCheckUtils]: 1: Hoare triple {113#(bvult ULTIMATE.start_main_~x~0 (_ bv100000000 32))} assume !~bvult32(main_~x~0, 100000000bv32); {87#false} is VALID [2020-07-28 18:22:14,403 INFO L280 TraceCheckUtils]: 0: Hoare triple {86#true} havoc main_#res;havoc main_#t~post0, main_~x~0;main_~x~0 := 0bv32; {113#(bvult ULTIMATE.start_main_~x~0 (_ bv100000000 32))} is VALID [2020-07-28 18:22:14,404 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 18:22:14,404 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1697966939] [2020-07-28 18:22:14,405 INFO L220 FreeRefinementEngine]: Constructing automaton from 2 perfect and 0 imperfect interpolant sequences. [2020-07-28 18:22:14,405 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2, 2] imperfect sequences [] total 3 [2020-07-28 18:22:14,405 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1264169840] [2020-07-28 18:22:14,407 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 5 [2020-07-28 18:22:14,407 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:22:14,407 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states. [2020-07-28 18:22:14,424 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 7 edges. 7 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:22:14,424 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-07-28 18:22:14,424 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-07-28 18:22:14,425 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-07-28 18:22:14,425 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-28 18:22:14,426 INFO L87 Difference]: Start difference. First operand 7 states and 8 transitions. Second operand 4 states. [2020-07-28 18:22:14,489 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:22:14,489 INFO L93 Difference]: Finished difference Result 16 states and 21 transitions. [2020-07-28 18:22:14,489 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-07-28 18:22:14,489 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 5 [2020-07-28 18:22:14,490 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:22:14,490 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-28 18:22:14,492 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 21 transitions. [2020-07-28 18:22:14,492 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 4 states. [2020-07-28 18:22:14,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 4 states to 4 states and 21 transitions. [2020-07-28 18:22:14,494 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 4 states and 21 transitions. [2020-07-28 18:22:14,531 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 21 edges. 21 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:22:14,532 INFO L225 Difference]: With dead ends: 16 [2020-07-28 18:22:14,532 INFO L226 Difference]: Without dead ends: 10 [2020-07-28 18:22:14,533 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 8 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 2 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=6, Invalid=6, Unknown=0, NotChecked=0, Total=12 [2020-07-28 18:22:14,534 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 10 states. [2020-07-28 18:22:14,538 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 10 to 10. [2020-07-28 18:22:14,538 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:22:14,538 INFO L82 GeneralOperation]: Start isEquivalent. First operand 10 states. Second operand 10 states. [2020-07-28 18:22:14,539 INFO L74 IsIncluded]: Start isIncluded. First operand 10 states. Second operand 10 states. [2020-07-28 18:22:14,539 INFO L87 Difference]: Start difference. First operand 10 states. Second operand 10 states. [2020-07-28 18:22:14,540 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:22:14,540 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2020-07-28 18:22:14,540 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2020-07-28 18:22:14,541 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:22:14,541 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:22:14,541 INFO L74 IsIncluded]: Start isIncluded. First operand 10 states. Second operand 10 states. [2020-07-28 18:22:14,541 INFO L87 Difference]: Start difference. First operand 10 states. Second operand 10 states. [2020-07-28 18:22:14,543 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:22:14,543 INFO L93 Difference]: Finished difference Result 10 states and 11 transitions. [2020-07-28 18:22:14,543 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2020-07-28 18:22:14,543 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:22:14,543 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:22:14,544 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:22:14,544 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:22:14,544 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 10 states. [2020-07-28 18:22:14,545 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 10 states to 10 states and 11 transitions. [2020-07-28 18:22:14,545 INFO L78 Accepts]: Start accepts. Automaton has 10 states and 11 transitions. Word has length 5 [2020-07-28 18:22:14,545 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:22:14,545 INFO L479 AbstractCegarLoop]: Abstraction has 10 states and 11 transitions. [2020-07-28 18:22:14,545 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-07-28 18:22:14,546 INFO L276 IsEmpty]: Start isEmpty. Operand 10 states and 11 transitions. [2020-07-28 18:22:14,546 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 10 [2020-07-28 18:22:14,546 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:22:14,546 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1] [2020-07-28 18:22:14,756 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 mathsat -unsat_core_generation=3 [2020-07-28 18:22:14,757 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:22:14,758 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:22:14,758 INFO L82 PathProgramCache]: Analyzing trace with hash 1492282070, now seen corresponding path program 1 times [2020-07-28 18:22:14,759 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-07-28 18:22:14,760 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1400469969] [2020-07-28 18:22:14,760 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 4 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with mathsat -unsat_core_generation=3 [2020-07-28 18:22:14,775 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:22:14,776 INFO L263 TraceCheckSpWp]: Trace formula consists of 14 conjuncts, 3 conjunts are in the unsatisfiable core [2020-07-28 18:22:14,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:22:14,782 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-28 18:22:14,823 INFO L280 TraceCheckUtils]: 0: Hoare triple {169#true} havoc main_#res;havoc main_#t~post0, main_~x~0;main_~x~0 := 0bv32; {174#(= (_ bv0 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:14,824 INFO L280 TraceCheckUtils]: 1: Hoare triple {174#(= (_ bv0 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {174#(= (_ bv0 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:14,826 INFO L280 TraceCheckUtils]: 2: Hoare triple {174#(= (_ bv0 32) ULTIMATE.start_main_~x~0)} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {181#(= (_ bv1 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:14,826 INFO L280 TraceCheckUtils]: 3: Hoare triple {181#(= (_ bv1 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {181#(= (_ bv1 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:14,827 INFO L280 TraceCheckUtils]: 4: Hoare triple {181#(= (_ bv1 32) ULTIMATE.start_main_~x~0)} assume !~bvult32(main_~x~0, 10000000bv32);main_~x~0 := ~bvadd32(2bv32, main_~x~0); {170#false} is VALID [2020-07-28 18:22:14,828 INFO L280 TraceCheckUtils]: 5: Hoare triple {170#false} assume !~bvult32(main_~x~0, 100000000bv32); {170#false} is VALID [2020-07-28 18:22:14,828 INFO L280 TraceCheckUtils]: 6: Hoare triple {170#false} __VERIFIER_assert_#in~cond := (if 0bv32 == ~bvurem32(main_~x~0, 2bv32) then 1bv32 else 0bv32);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; {170#false} is VALID [2020-07-28 18:22:14,828 INFO L280 TraceCheckUtils]: 7: Hoare triple {170#false} assume 0bv32 == __VERIFIER_assert_~cond; {170#false} is VALID [2020-07-28 18:22:14,829 INFO L280 TraceCheckUtils]: 8: Hoare triple {170#false} assume !false; {170#false} is VALID [2020-07-28 18:22:14,830 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 18:22:14,830 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-28 18:22:14,869 INFO L280 TraceCheckUtils]: 8: Hoare triple {170#false} assume !false; {170#false} is VALID [2020-07-28 18:22:14,869 INFO L280 TraceCheckUtils]: 7: Hoare triple {170#false} assume 0bv32 == __VERIFIER_assert_~cond; {170#false} is VALID [2020-07-28 18:22:14,869 INFO L280 TraceCheckUtils]: 6: Hoare triple {170#false} __VERIFIER_assert_#in~cond := (if 0bv32 == ~bvurem32(main_~x~0, 2bv32) then 1bv32 else 0bv32);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; {170#false} is VALID [2020-07-28 18:22:14,870 INFO L280 TraceCheckUtils]: 5: Hoare triple {170#false} assume !~bvult32(main_~x~0, 100000000bv32); {170#false} is VALID [2020-07-28 18:22:14,871 INFO L280 TraceCheckUtils]: 4: Hoare triple {212#(bvult ULTIMATE.start_main_~x~0 (_ bv10000000 32))} assume !~bvult32(main_~x~0, 10000000bv32);main_~x~0 := ~bvadd32(2bv32, main_~x~0); {170#false} is VALID [2020-07-28 18:22:14,872 INFO L280 TraceCheckUtils]: 3: Hoare triple {212#(bvult ULTIMATE.start_main_~x~0 (_ bv10000000 32))} assume !!~bvult32(main_~x~0, 100000000bv32); {212#(bvult ULTIMATE.start_main_~x~0 (_ bv10000000 32))} is VALID [2020-07-28 18:22:14,877 INFO L280 TraceCheckUtils]: 2: Hoare triple {219#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv1 32)) (_ bv10000000 32))} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {212#(bvult ULTIMATE.start_main_~x~0 (_ bv10000000 32))} is VALID [2020-07-28 18:22:14,878 INFO L280 TraceCheckUtils]: 1: Hoare triple {219#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv1 32)) (_ bv10000000 32))} assume !!~bvult32(main_~x~0, 100000000bv32); {219#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv1 32)) (_ bv10000000 32))} is VALID [2020-07-28 18:22:14,879 INFO L280 TraceCheckUtils]: 0: Hoare triple {169#true} havoc main_#res;havoc main_#t~post0, main_~x~0;main_~x~0 := 0bv32; {219#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv1 32)) (_ bv10000000 32))} is VALID [2020-07-28 18:22:14,880 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 18:22:14,881 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1400469969] [2020-07-28 18:22:14,881 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-28 18:22:14,881 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [3, 3] total 5 [2020-07-28 18:22:14,881 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [790426317] [2020-07-28 18:22:14,882 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 9 [2020-07-28 18:22:14,882 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:22:14,883 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states. [2020-07-28 18:22:14,915 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 14 edges. 14 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:22:14,916 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-28 18:22:14,916 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-07-28 18:22:14,916 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-28 18:22:14,916 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=13, Invalid=17, Unknown=0, NotChecked=0, Total=30 [2020-07-28 18:22:14,917 INFO L87 Difference]: Start difference. First operand 10 states and 11 transitions. Second operand 6 states. [2020-07-28 18:22:15,043 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:22:15,043 INFO L93 Difference]: Finished difference Result 23 states and 28 transitions. [2020-07-28 18:22:15,043 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-28 18:22:15,043 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 9 [2020-07-28 18:22:15,044 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:22:15,044 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 18:22:15,045 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 26 transitions. [2020-07-28 18:22:15,045 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 6 states. [2020-07-28 18:22:15,047 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 6 states to 6 states and 26 transitions. [2020-07-28 18:22:15,047 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 6 states and 26 transitions. [2020-07-28 18:22:15,095 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 26 edges. 26 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:22:15,097 INFO L225 Difference]: With dead ends: 23 [2020-07-28 18:22:15,097 INFO L226 Difference]: Without dead ends: 16 [2020-07-28 18:22:15,097 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 17 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 5 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=19, Invalid=23, Unknown=0, NotChecked=0, Total=42 [2020-07-28 18:22:15,098 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 16 states. [2020-07-28 18:22:15,106 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 16 to 16. [2020-07-28 18:22:15,106 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:22:15,106 INFO L82 GeneralOperation]: Start isEquivalent. First operand 16 states. Second operand 16 states. [2020-07-28 18:22:15,106 INFO L74 IsIncluded]: Start isIncluded. First operand 16 states. Second operand 16 states. [2020-07-28 18:22:15,107 INFO L87 Difference]: Start difference. First operand 16 states. Second operand 16 states. [2020-07-28 18:22:15,108 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:22:15,108 INFO L93 Difference]: Finished difference Result 16 states and 17 transitions. [2020-07-28 18:22:15,109 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2020-07-28 18:22:15,109 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:22:15,109 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:22:15,110 INFO L74 IsIncluded]: Start isIncluded. First operand 16 states. Second operand 16 states. [2020-07-28 18:22:15,110 INFO L87 Difference]: Start difference. First operand 16 states. Second operand 16 states. [2020-07-28 18:22:15,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:22:15,112 INFO L93 Difference]: Finished difference Result 16 states and 17 transitions. [2020-07-28 18:22:15,112 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2020-07-28 18:22:15,112 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:22:15,112 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:22:15,113 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:22:15,113 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:22:15,113 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 16 states. [2020-07-28 18:22:15,114 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 16 states to 16 states and 17 transitions. [2020-07-28 18:22:15,114 INFO L78 Accepts]: Start accepts. Automaton has 16 states and 17 transitions. Word has length 9 [2020-07-28 18:22:15,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:22:15,115 INFO L479 AbstractCegarLoop]: Abstraction has 16 states and 17 transitions. [2020-07-28 18:22:15,115 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-28 18:22:15,115 INFO L276 IsEmpty]: Start isEmpty. Operand 16 states and 17 transitions. [2020-07-28 18:22:15,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 16 [2020-07-28 18:22:15,116 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:22:15,116 INFO L422 BasicCegarLoop]: trace histogram [5, 4, 1, 1, 1, 1, 1, 1] [2020-07-28 18:22:15,327 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 4 mathsat -unsat_core_generation=3 [2020-07-28 18:22:15,328 INFO L427 AbstractCegarLoop]: === Iteration 4 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:22:15,329 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:22:15,329 INFO L82 PathProgramCache]: Analyzing trace with hash -368533665, now seen corresponding path program 2 times [2020-07-28 18:22:15,330 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-07-28 18:22:15,331 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [69856117] [2020-07-28 18:22:15,331 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 5 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with mathsat -unsat_core_generation=3 [2020-07-28 18:22:15,350 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-07-28 18:22:15,351 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-28 18:22:15,352 INFO L263 TraceCheckSpWp]: Trace formula consists of 23 conjuncts, 6 conjunts are in the unsatisfiable core [2020-07-28 18:22:15,364 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:22:15,365 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-28 18:22:15,482 INFO L280 TraceCheckUtils]: 0: Hoare triple {312#true} havoc main_#res;havoc main_#t~post0, main_~x~0;main_~x~0 := 0bv32; {317#(= (_ bv0 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:15,483 INFO L280 TraceCheckUtils]: 1: Hoare triple {317#(= (_ bv0 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {317#(= (_ bv0 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:15,485 INFO L280 TraceCheckUtils]: 2: Hoare triple {317#(= (_ bv0 32) ULTIMATE.start_main_~x~0)} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {324#(= (_ bv1 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:15,486 INFO L280 TraceCheckUtils]: 3: Hoare triple {324#(= (_ bv1 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {324#(= (_ bv1 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:15,487 INFO L280 TraceCheckUtils]: 4: Hoare triple {324#(= (_ bv1 32) ULTIMATE.start_main_~x~0)} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {331#(= (_ bv2 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:15,487 INFO L280 TraceCheckUtils]: 5: Hoare triple {331#(= (_ bv2 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {331#(= (_ bv2 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:15,488 INFO L280 TraceCheckUtils]: 6: Hoare triple {331#(= (_ bv2 32) ULTIMATE.start_main_~x~0)} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {338#(= (_ bv3 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:15,489 INFO L280 TraceCheckUtils]: 7: Hoare triple {338#(= (_ bv3 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {338#(= (_ bv3 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:15,491 INFO L280 TraceCheckUtils]: 8: Hoare triple {338#(= (_ bv3 32) ULTIMATE.start_main_~x~0)} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {345#(= (_ bv4 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:15,491 INFO L280 TraceCheckUtils]: 9: Hoare triple {345#(= (_ bv4 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {345#(= (_ bv4 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:15,492 INFO L280 TraceCheckUtils]: 10: Hoare triple {345#(= (_ bv4 32) ULTIMATE.start_main_~x~0)} assume !~bvult32(main_~x~0, 10000000bv32);main_~x~0 := ~bvadd32(2bv32, main_~x~0); {313#false} is VALID [2020-07-28 18:22:15,493 INFO L280 TraceCheckUtils]: 11: Hoare triple {313#false} assume !~bvult32(main_~x~0, 100000000bv32); {313#false} is VALID [2020-07-28 18:22:15,493 INFO L280 TraceCheckUtils]: 12: Hoare triple {313#false} __VERIFIER_assert_#in~cond := (if 0bv32 == ~bvurem32(main_~x~0, 2bv32) then 1bv32 else 0bv32);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; {313#false} is VALID [2020-07-28 18:22:15,493 INFO L280 TraceCheckUtils]: 13: Hoare triple {313#false} assume 0bv32 == __VERIFIER_assert_~cond; {313#false} is VALID [2020-07-28 18:22:15,494 INFO L280 TraceCheckUtils]: 14: Hoare triple {313#false} assume !false; {313#false} is VALID [2020-07-28 18:22:15,495 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 18:22:15,500 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-28 18:22:15,671 INFO L280 TraceCheckUtils]: 14: Hoare triple {313#false} assume !false; {313#false} is VALID [2020-07-28 18:22:15,671 INFO L280 TraceCheckUtils]: 13: Hoare triple {313#false} assume 0bv32 == __VERIFIER_assert_~cond; {313#false} is VALID [2020-07-28 18:22:15,671 INFO L280 TraceCheckUtils]: 12: Hoare triple {313#false} __VERIFIER_assert_#in~cond := (if 0bv32 == ~bvurem32(main_~x~0, 2bv32) then 1bv32 else 0bv32);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; {313#false} is VALID [2020-07-28 18:22:15,672 INFO L280 TraceCheckUtils]: 11: Hoare triple {313#false} assume !~bvult32(main_~x~0, 100000000bv32); {313#false} is VALID [2020-07-28 18:22:15,673 INFO L280 TraceCheckUtils]: 10: Hoare triple {376#(bvult ULTIMATE.start_main_~x~0 (_ bv10000000 32))} assume !~bvult32(main_~x~0, 10000000bv32);main_~x~0 := ~bvadd32(2bv32, main_~x~0); {313#false} is VALID [2020-07-28 18:22:15,673 INFO L280 TraceCheckUtils]: 9: Hoare triple {376#(bvult ULTIMATE.start_main_~x~0 (_ bv10000000 32))} assume !!~bvult32(main_~x~0, 100000000bv32); {376#(bvult ULTIMATE.start_main_~x~0 (_ bv10000000 32))} is VALID [2020-07-28 18:22:15,679 INFO L280 TraceCheckUtils]: 8: Hoare triple {383#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv1 32)) (_ bv10000000 32))} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {376#(bvult ULTIMATE.start_main_~x~0 (_ bv10000000 32))} is VALID [2020-07-28 18:22:15,680 INFO L280 TraceCheckUtils]: 7: Hoare triple {383#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv1 32)) (_ bv10000000 32))} assume !!~bvult32(main_~x~0, 100000000bv32); {383#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv1 32)) (_ bv10000000 32))} is VALID [2020-07-28 18:22:15,689 INFO L280 TraceCheckUtils]: 6: Hoare triple {390#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv2 32)) (_ bv10000000 32))} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {383#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv1 32)) (_ bv10000000 32))} is VALID [2020-07-28 18:22:15,690 INFO L280 TraceCheckUtils]: 5: Hoare triple {390#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv2 32)) (_ bv10000000 32))} assume !!~bvult32(main_~x~0, 100000000bv32); {390#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv2 32)) (_ bv10000000 32))} is VALID [2020-07-28 18:22:15,698 INFO L280 TraceCheckUtils]: 4: Hoare triple {397#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv3 32)) (_ bv10000000 32))} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {390#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv2 32)) (_ bv10000000 32))} is VALID [2020-07-28 18:22:15,700 INFO L280 TraceCheckUtils]: 3: Hoare triple {397#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv3 32)) (_ bv10000000 32))} assume !!~bvult32(main_~x~0, 100000000bv32); {397#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv3 32)) (_ bv10000000 32))} is VALID [2020-07-28 18:22:15,708 INFO L280 TraceCheckUtils]: 2: Hoare triple {404#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4 32)) (_ bv10000000 32))} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {397#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv3 32)) (_ bv10000000 32))} is VALID [2020-07-28 18:22:15,709 INFO L280 TraceCheckUtils]: 1: Hoare triple {404#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4 32)) (_ bv10000000 32))} assume !!~bvult32(main_~x~0, 100000000bv32); {404#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4 32)) (_ bv10000000 32))} is VALID [2020-07-28 18:22:15,710 INFO L280 TraceCheckUtils]: 0: Hoare triple {312#true} havoc main_#res;havoc main_#t~post0, main_~x~0;main_~x~0 := 0bv32; {404#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4 32)) (_ bv10000000 32))} is VALID [2020-07-28 18:22:15,711 INFO L134 CoverageAnalysis]: Checked inductivity of 25 backedges. 5 proven. 20 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-28 18:22:15,711 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [69856117] [2020-07-28 18:22:15,712 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-28 18:22:15,712 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [6, 6] total 11 [2020-07-28 18:22:15,712 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1203865871] [2020-07-28 18:22:15,713 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 15 [2020-07-28 18:22:15,713 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:22:15,714 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states. [2020-07-28 18:22:15,790 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 26 edges. 26 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:22:15,790 INFO L459 AbstractCegarLoop]: Interpolant automaton has 12 states [2020-07-28 18:22:15,790 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-07-28 18:22:15,791 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 12 interpolants. [2020-07-28 18:22:15,791 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=46, Invalid=86, Unknown=0, NotChecked=0, Total=132 [2020-07-28 18:22:15,791 INFO L87 Difference]: Start difference. First operand 16 states and 17 transitions. Second operand 12 states. [2020-07-28 18:22:16,373 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:22:16,374 INFO L93 Difference]: Finished difference Result 35 states and 43 transitions. [2020-07-28 18:22:16,374 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-07-28 18:22:16,374 INFO L78 Accepts]: Start accepts. Automaton has 12 states. Word has length 15 [2020-07-28 18:22:16,374 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:22:16,375 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-28 18:22:16,376 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 41 transitions. [2020-07-28 18:22:16,377 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 12 states. [2020-07-28 18:22:16,378 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 12 states to 12 states and 41 transitions. [2020-07-28 18:22:16,378 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 12 states and 41 transitions. [2020-07-28 18:22:16,478 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 41 edges. 41 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:22:16,480 INFO L225 Difference]: With dead ends: 35 [2020-07-28 18:22:16,480 INFO L226 Difference]: Without dead ends: 28 [2020-07-28 18:22:16,481 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 18 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 6 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=94, Invalid=146, Unknown=0, NotChecked=0, Total=240 [2020-07-28 18:22:16,481 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 28 states. [2020-07-28 18:22:16,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 28 to 28. [2020-07-28 18:22:16,502 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:22:16,502 INFO L82 GeneralOperation]: Start isEquivalent. First operand 28 states. Second operand 28 states. [2020-07-28 18:22:16,503 INFO L74 IsIncluded]: Start isIncluded. First operand 28 states. Second operand 28 states. [2020-07-28 18:22:16,503 INFO L87 Difference]: Start difference. First operand 28 states. Second operand 28 states. [2020-07-28 18:22:16,505 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:22:16,506 INFO L93 Difference]: Finished difference Result 28 states and 29 transitions. [2020-07-28 18:22:16,506 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2020-07-28 18:22:16,506 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:22:16,507 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:22:16,507 INFO L74 IsIncluded]: Start isIncluded. First operand 28 states. Second operand 28 states. [2020-07-28 18:22:16,507 INFO L87 Difference]: Start difference. First operand 28 states. Second operand 28 states. [2020-07-28 18:22:16,509 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:22:16,509 INFO L93 Difference]: Finished difference Result 28 states and 29 transitions. [2020-07-28 18:22:16,509 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2020-07-28 18:22:16,510 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:22:16,510 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:22:16,510 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:22:16,510 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:22:16,511 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2020-07-28 18:22:16,512 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 29 transitions. [2020-07-28 18:22:16,513 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 29 transitions. Word has length 15 [2020-07-28 18:22:16,513 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:22:16,513 INFO L479 AbstractCegarLoop]: Abstraction has 28 states and 29 transitions. [2020-07-28 18:22:16,513 INFO L480 AbstractCegarLoop]: Interpolant automaton has 12 states. [2020-07-28 18:22:16,513 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 29 transitions. [2020-07-28 18:22:16,514 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 28 [2020-07-28 18:22:16,514 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:22:16,514 INFO L422 BasicCegarLoop]: trace histogram [11, 10, 1, 1, 1, 1, 1, 1] [2020-07-28 18:22:16,726 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 5 mathsat -unsat_core_generation=3 [2020-07-28 18:22:16,726 INFO L427 AbstractCegarLoop]: === Iteration 5 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:22:16,727 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:22:16,728 INFO L82 PathProgramCache]: Analyzing trace with hash -949733327, now seen corresponding path program 3 times [2020-07-28 18:22:16,729 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-07-28 18:22:16,729 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1120925633] [2020-07-28 18:22:16,730 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 6 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with mathsat -unsat_core_generation=3 [2020-07-28 18:22:16,752 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 4 check-sat command(s) [2020-07-28 18:22:16,753 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-28 18:22:16,754 INFO L263 TraceCheckSpWp]: Trace formula consists of 17 conjuncts, 5 conjunts are in the unsatisfiable core [2020-07-28 18:22:16,764 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:22:16,766 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-28 18:22:16,850 INFO L280 TraceCheckUtils]: 0: Hoare triple {563#true} havoc main_#res;havoc main_#t~post0, main_~x~0;main_~x~0 := 0bv32; {563#true} is VALID [2020-07-28 18:22:16,850 INFO L280 TraceCheckUtils]: 1: Hoare triple {563#true} assume !!~bvult32(main_~x~0, 100000000bv32); {563#true} is VALID [2020-07-28 18:22:16,851 INFO L280 TraceCheckUtils]: 2: Hoare triple {563#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {563#true} is VALID [2020-07-28 18:22:16,851 INFO L280 TraceCheckUtils]: 3: Hoare triple {563#true} assume !!~bvult32(main_~x~0, 100000000bv32); {563#true} is VALID [2020-07-28 18:22:16,851 INFO L280 TraceCheckUtils]: 4: Hoare triple {563#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {563#true} is VALID [2020-07-28 18:22:16,852 INFO L280 TraceCheckUtils]: 5: Hoare triple {563#true} assume !!~bvult32(main_~x~0, 100000000bv32); {563#true} is VALID [2020-07-28 18:22:16,852 INFO L280 TraceCheckUtils]: 6: Hoare triple {563#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {563#true} is VALID [2020-07-28 18:22:16,852 INFO L280 TraceCheckUtils]: 7: Hoare triple {563#true} assume !!~bvult32(main_~x~0, 100000000bv32); {563#true} is VALID [2020-07-28 18:22:16,853 INFO L280 TraceCheckUtils]: 8: Hoare triple {563#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {563#true} is VALID [2020-07-28 18:22:16,853 INFO L280 TraceCheckUtils]: 9: Hoare triple {563#true} assume !!~bvult32(main_~x~0, 100000000bv32); {563#true} is VALID [2020-07-28 18:22:16,853 INFO L280 TraceCheckUtils]: 10: Hoare triple {563#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {563#true} is VALID [2020-07-28 18:22:16,853 INFO L280 TraceCheckUtils]: 11: Hoare triple {563#true} assume !!~bvult32(main_~x~0, 100000000bv32); {563#true} is VALID [2020-07-28 18:22:16,854 INFO L280 TraceCheckUtils]: 12: Hoare triple {563#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {563#true} is VALID [2020-07-28 18:22:16,854 INFO L280 TraceCheckUtils]: 13: Hoare triple {563#true} assume !!~bvult32(main_~x~0, 100000000bv32); {563#true} is VALID [2020-07-28 18:22:16,854 INFO L280 TraceCheckUtils]: 14: Hoare triple {563#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {563#true} is VALID [2020-07-28 18:22:16,854 INFO L280 TraceCheckUtils]: 15: Hoare triple {563#true} assume !!~bvult32(main_~x~0, 100000000bv32); {563#true} is VALID [2020-07-28 18:22:16,855 INFO L280 TraceCheckUtils]: 16: Hoare triple {563#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {563#true} is VALID [2020-07-28 18:22:16,855 INFO L280 TraceCheckUtils]: 17: Hoare triple {563#true} assume !!~bvult32(main_~x~0, 100000000bv32); {563#true} is VALID [2020-07-28 18:22:16,855 INFO L280 TraceCheckUtils]: 18: Hoare triple {563#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {563#true} is VALID [2020-07-28 18:22:16,856 INFO L280 TraceCheckUtils]: 19: Hoare triple {563#true} assume !!~bvult32(main_~x~0, 100000000bv32); {563#true} is VALID [2020-07-28 18:22:16,857 INFO L280 TraceCheckUtils]: 20: Hoare triple {563#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {628#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967295 32)) (_ bv10000000 32))} is VALID [2020-07-28 18:22:16,857 INFO L280 TraceCheckUtils]: 21: Hoare triple {628#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967295 32)) (_ bv10000000 32))} assume !!~bvult32(main_~x~0, 100000000bv32); {628#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967295 32)) (_ bv10000000 32))} is VALID [2020-07-28 18:22:16,863 INFO L280 TraceCheckUtils]: 22: Hoare triple {628#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967295 32)) (_ bv10000000 32))} assume !~bvult32(main_~x~0, 10000000bv32);main_~x~0 := ~bvadd32(2bv32, main_~x~0); {635#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967293 32)) (_ bv10000000 32))} is VALID [2020-07-28 18:22:16,866 INFO L280 TraceCheckUtils]: 23: Hoare triple {635#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967293 32)) (_ bv10000000 32))} assume !~bvult32(main_~x~0, 100000000bv32); {564#false} is VALID [2020-07-28 18:22:16,866 INFO L280 TraceCheckUtils]: 24: Hoare triple {564#false} __VERIFIER_assert_#in~cond := (if 0bv32 == ~bvurem32(main_~x~0, 2bv32) then 1bv32 else 0bv32);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; {564#false} is VALID [2020-07-28 18:22:16,867 INFO L280 TraceCheckUtils]: 25: Hoare triple {564#false} assume 0bv32 == __VERIFIER_assert_~cond; {564#false} is VALID [2020-07-28 18:22:16,867 INFO L280 TraceCheckUtils]: 26: Hoare triple {564#false} assume !false; {564#false} is VALID [2020-07-28 18:22:16,869 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 30 proven. 1 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2020-07-28 18:22:16,869 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-28 18:22:16,958 INFO L280 TraceCheckUtils]: 26: Hoare triple {564#false} assume !false; {564#false} is VALID [2020-07-28 18:22:16,958 INFO L280 TraceCheckUtils]: 25: Hoare triple {564#false} assume 0bv32 == __VERIFIER_assert_~cond; {564#false} is VALID [2020-07-28 18:22:16,959 INFO L280 TraceCheckUtils]: 24: Hoare triple {564#false} __VERIFIER_assert_#in~cond := (if 0bv32 == ~bvurem32(main_~x~0, 2bv32) then 1bv32 else 0bv32);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; {564#false} is VALID [2020-07-28 18:22:16,960 INFO L280 TraceCheckUtils]: 23: Hoare triple {657#(bvult ULTIMATE.start_main_~x~0 (_ bv100000000 32))} assume !~bvult32(main_~x~0, 100000000bv32); {564#false} is VALID [2020-07-28 18:22:16,961 INFO L280 TraceCheckUtils]: 22: Hoare triple {661#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv2 32)) (_ bv100000000 32))} assume !~bvult32(main_~x~0, 10000000bv32);main_~x~0 := ~bvadd32(2bv32, main_~x~0); {657#(bvult ULTIMATE.start_main_~x~0 (_ bv100000000 32))} is VALID [2020-07-28 18:22:16,962 INFO L280 TraceCheckUtils]: 21: Hoare triple {665#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv2 32)) (_ bv100000000 32)) (not (bvult ULTIMATE.start_main_~x~0 (_ bv100000000 32))))} assume !!~bvult32(main_~x~0, 100000000bv32); {661#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv2 32)) (_ bv100000000 32))} is VALID [2020-07-28 18:22:16,964 INFO L280 TraceCheckUtils]: 20: Hoare triple {563#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {665#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv2 32)) (_ bv100000000 32)) (not (bvult ULTIMATE.start_main_~x~0 (_ bv100000000 32))))} is VALID [2020-07-28 18:22:16,965 INFO L280 TraceCheckUtils]: 19: Hoare triple {563#true} assume !!~bvult32(main_~x~0, 100000000bv32); {563#true} is VALID [2020-07-28 18:22:16,965 INFO L280 TraceCheckUtils]: 18: Hoare triple {563#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {563#true} is VALID [2020-07-28 18:22:16,965 INFO L280 TraceCheckUtils]: 17: Hoare triple {563#true} assume !!~bvult32(main_~x~0, 100000000bv32); {563#true} is VALID [2020-07-28 18:22:16,965 INFO L280 TraceCheckUtils]: 16: Hoare triple {563#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {563#true} is VALID [2020-07-28 18:22:16,965 INFO L280 TraceCheckUtils]: 15: Hoare triple {563#true} assume !!~bvult32(main_~x~0, 100000000bv32); {563#true} is VALID [2020-07-28 18:22:16,966 INFO L280 TraceCheckUtils]: 14: Hoare triple {563#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {563#true} is VALID [2020-07-28 18:22:16,966 INFO L280 TraceCheckUtils]: 13: Hoare triple {563#true} assume !!~bvult32(main_~x~0, 100000000bv32); {563#true} is VALID [2020-07-28 18:22:16,966 INFO L280 TraceCheckUtils]: 12: Hoare triple {563#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {563#true} is VALID [2020-07-28 18:22:16,967 INFO L280 TraceCheckUtils]: 11: Hoare triple {563#true} assume !!~bvult32(main_~x~0, 100000000bv32); {563#true} is VALID [2020-07-28 18:22:16,967 INFO L280 TraceCheckUtils]: 10: Hoare triple {563#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {563#true} is VALID [2020-07-28 18:22:16,967 INFO L280 TraceCheckUtils]: 9: Hoare triple {563#true} assume !!~bvult32(main_~x~0, 100000000bv32); {563#true} is VALID [2020-07-28 18:22:16,967 INFO L280 TraceCheckUtils]: 8: Hoare triple {563#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {563#true} is VALID [2020-07-28 18:22:16,968 INFO L280 TraceCheckUtils]: 7: Hoare triple {563#true} assume !!~bvult32(main_~x~0, 100000000bv32); {563#true} is VALID [2020-07-28 18:22:16,968 INFO L280 TraceCheckUtils]: 6: Hoare triple {563#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {563#true} is VALID [2020-07-28 18:22:16,968 INFO L280 TraceCheckUtils]: 5: Hoare triple {563#true} assume !!~bvult32(main_~x~0, 100000000bv32); {563#true} is VALID [2020-07-28 18:22:16,968 INFO L280 TraceCheckUtils]: 4: Hoare triple {563#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {563#true} is VALID [2020-07-28 18:22:16,969 INFO L280 TraceCheckUtils]: 3: Hoare triple {563#true} assume !!~bvult32(main_~x~0, 100000000bv32); {563#true} is VALID [2020-07-28 18:22:16,969 INFO L280 TraceCheckUtils]: 2: Hoare triple {563#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {563#true} is VALID [2020-07-28 18:22:16,969 INFO L280 TraceCheckUtils]: 1: Hoare triple {563#true} assume !!~bvult32(main_~x~0, 100000000bv32); {563#true} is VALID [2020-07-28 18:22:16,970 INFO L280 TraceCheckUtils]: 0: Hoare triple {563#true} havoc main_#res;havoc main_#t~post0, main_~x~0;main_~x~0 := 0bv32; {563#true} is VALID [2020-07-28 18:22:16,971 INFO L134 CoverageAnalysis]: Checked inductivity of 121 backedges. 30 proven. 1 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2020-07-28 18:22:16,972 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1120925633] [2020-07-28 18:22:16,972 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-28 18:22:16,972 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 7 [2020-07-28 18:22:16,972 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [651195808] [2020-07-28 18:22:16,973 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2020-07-28 18:22:16,974 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:22:16,974 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 7 states. [2020-07-28 18:22:17,022 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 14 edges. 14 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:22:17,023 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-07-28 18:22:17,023 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-07-28 18:22:17,023 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-07-28 18:22:17,024 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=24, Unknown=0, NotChecked=0, Total=42 [2020-07-28 18:22:17,024 INFO L87 Difference]: Start difference. First operand 28 states and 29 transitions. Second operand 7 states. [2020-07-28 18:22:17,352 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:22:17,352 INFO L93 Difference]: Finished difference Result 40 states and 47 transitions. [2020-07-28 18:22:17,352 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2020-07-28 18:22:17,352 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 27 [2020-07-28 18:22:17,352 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:22:17,352 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-28 18:22:17,354 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 27 transitions. [2020-07-28 18:22:17,354 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 7 states. [2020-07-28 18:22:17,355 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 8 states to 8 states and 27 transitions. [2020-07-28 18:22:17,355 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 8 states and 27 transitions. [2020-07-28 18:22:17,446 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 27 edges. 27 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:22:17,448 INFO L225 Difference]: With dead ends: 40 [2020-07-28 18:22:17,448 INFO L226 Difference]: Without dead ends: 36 [2020-07-28 18:22:17,449 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 55 GetRequests, 47 SyntacticMatches, 1 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=33, Invalid=39, Unknown=0, NotChecked=0, Total=72 [2020-07-28 18:22:17,449 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 36 states. [2020-07-28 18:22:17,472 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 36 to 34. [2020-07-28 18:22:17,473 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:22:17,473 INFO L82 GeneralOperation]: Start isEquivalent. First operand 36 states. Second operand 34 states. [2020-07-28 18:22:17,473 INFO L74 IsIncluded]: Start isIncluded. First operand 36 states. Second operand 34 states. [2020-07-28 18:22:17,473 INFO L87 Difference]: Start difference. First operand 36 states. Second operand 34 states. [2020-07-28 18:22:17,476 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:22:17,477 INFO L93 Difference]: Finished difference Result 36 states and 41 transitions. [2020-07-28 18:22:17,477 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 41 transitions. [2020-07-28 18:22:17,477 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:22:17,478 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:22:17,478 INFO L74 IsIncluded]: Start isIncluded. First operand 34 states. Second operand 36 states. [2020-07-28 18:22:17,478 INFO L87 Difference]: Start difference. First operand 34 states. Second operand 36 states. [2020-07-28 18:22:17,480 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:22:17,481 INFO L93 Difference]: Finished difference Result 36 states and 41 transitions. [2020-07-28 18:22:17,481 INFO L276 IsEmpty]: Start isEmpty. Operand 36 states and 41 transitions. [2020-07-28 18:22:17,481 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:22:17,482 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:22:17,482 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:22:17,482 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:22:17,482 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 34 states. [2020-07-28 18:22:17,484 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 34 states to 34 states and 38 transitions. [2020-07-28 18:22:17,484 INFO L78 Accepts]: Start accepts. Automaton has 34 states and 38 transitions. Word has length 27 [2020-07-28 18:22:17,485 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:22:17,485 INFO L479 AbstractCegarLoop]: Abstraction has 34 states and 38 transitions. [2020-07-28 18:22:17,485 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-07-28 18:22:17,485 INFO L276 IsEmpty]: Start isEmpty. Operand 34 states and 38 transitions. [2020-07-28 18:22:17,486 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 34 [2020-07-28 18:22:17,486 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:22:17,486 INFO L422 BasicCegarLoop]: trace histogram [14, 10, 4, 1, 1, 1, 1, 1] [2020-07-28 18:22:17,697 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 mathsat -unsat_core_generation=3 [2020-07-28 18:22:17,698 INFO L427 AbstractCegarLoop]: === Iteration 6 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:22:17,698 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:22:17,699 INFO L82 PathProgramCache]: Analyzing trace with hash -417171840, now seen corresponding path program 4 times [2020-07-28 18:22:17,700 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-07-28 18:22:17,700 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1084214618] [2020-07-28 18:22:17,701 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 7 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with mathsat -unsat_core_generation=3 [2020-07-28 18:22:17,730 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-07-28 18:22:17,730 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-28 18:22:17,732 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 12 conjunts are in the unsatisfiable core [2020-07-28 18:22:17,742 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:22:17,744 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-28 18:22:17,966 INFO L280 TraceCheckUtils]: 0: Hoare triple {910#true} havoc main_#res;havoc main_#t~post0, main_~x~0;main_~x~0 := 0bv32; {915#(= (_ bv0 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:17,967 INFO L280 TraceCheckUtils]: 1: Hoare triple {915#(= (_ bv0 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {915#(= (_ bv0 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:17,968 INFO L280 TraceCheckUtils]: 2: Hoare triple {915#(= (_ bv0 32) ULTIMATE.start_main_~x~0)} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {922#(= (_ bv1 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:17,977 INFO L280 TraceCheckUtils]: 3: Hoare triple {922#(= (_ bv1 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {922#(= (_ bv1 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:17,979 INFO L280 TraceCheckUtils]: 4: Hoare triple {922#(= (_ bv1 32) ULTIMATE.start_main_~x~0)} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {929#(= (_ bv2 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:17,981 INFO L280 TraceCheckUtils]: 5: Hoare triple {929#(= (_ bv2 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {929#(= (_ bv2 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:17,982 INFO L280 TraceCheckUtils]: 6: Hoare triple {929#(= (_ bv2 32) ULTIMATE.start_main_~x~0)} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {936#(= (_ bv3 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:17,983 INFO L280 TraceCheckUtils]: 7: Hoare triple {936#(= (_ bv3 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {936#(= (_ bv3 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:17,984 INFO L280 TraceCheckUtils]: 8: Hoare triple {936#(= (_ bv3 32) ULTIMATE.start_main_~x~0)} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {943#(= (_ bv4 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:17,985 INFO L280 TraceCheckUtils]: 9: Hoare triple {943#(= (_ bv4 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {943#(= (_ bv4 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:17,986 INFO L280 TraceCheckUtils]: 10: Hoare triple {943#(= (_ bv4 32) ULTIMATE.start_main_~x~0)} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {950#(= (_ bv5 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:17,986 INFO L280 TraceCheckUtils]: 11: Hoare triple {950#(= (_ bv5 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {950#(= (_ bv5 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:17,987 INFO L280 TraceCheckUtils]: 12: Hoare triple {950#(= (_ bv5 32) ULTIMATE.start_main_~x~0)} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {957#(= (_ bv6 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:17,987 INFO L280 TraceCheckUtils]: 13: Hoare triple {957#(= (_ bv6 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {957#(= (_ bv6 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:17,988 INFO L280 TraceCheckUtils]: 14: Hoare triple {957#(= (_ bv6 32) ULTIMATE.start_main_~x~0)} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {964#(= (_ bv7 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:17,988 INFO L280 TraceCheckUtils]: 15: Hoare triple {964#(= (_ bv7 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {964#(= (_ bv7 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:17,989 INFO L280 TraceCheckUtils]: 16: Hoare triple {964#(= (_ bv7 32) ULTIMATE.start_main_~x~0)} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {971#(= (_ bv8 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:17,994 INFO L280 TraceCheckUtils]: 17: Hoare triple {971#(= (_ bv8 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {971#(= (_ bv8 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:17,997 INFO L280 TraceCheckUtils]: 18: Hoare triple {971#(= (_ bv8 32) ULTIMATE.start_main_~x~0)} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {978#(= (_ bv9 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:17,997 INFO L280 TraceCheckUtils]: 19: Hoare triple {978#(= (_ bv9 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {978#(= (_ bv9 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:18,001 INFO L280 TraceCheckUtils]: 20: Hoare triple {978#(= (_ bv9 32) ULTIMATE.start_main_~x~0)} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {985#(= (_ bv10 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:18,002 INFO L280 TraceCheckUtils]: 21: Hoare triple {985#(= (_ bv10 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {985#(= (_ bv10 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:18,003 INFO L280 TraceCheckUtils]: 22: Hoare triple {985#(= (_ bv10 32) ULTIMATE.start_main_~x~0)} assume !~bvult32(main_~x~0, 10000000bv32);main_~x~0 := ~bvadd32(2bv32, main_~x~0); {911#false} is VALID [2020-07-28 18:22:18,003 INFO L280 TraceCheckUtils]: 23: Hoare triple {911#false} assume !!~bvult32(main_~x~0, 100000000bv32); {911#false} is VALID [2020-07-28 18:22:18,003 INFO L280 TraceCheckUtils]: 24: Hoare triple {911#false} assume !~bvult32(main_~x~0, 10000000bv32);main_~x~0 := ~bvadd32(2bv32, main_~x~0); {911#false} is VALID [2020-07-28 18:22:18,003 INFO L280 TraceCheckUtils]: 25: Hoare triple {911#false} assume !!~bvult32(main_~x~0, 100000000bv32); {911#false} is VALID [2020-07-28 18:22:18,004 INFO L280 TraceCheckUtils]: 26: Hoare triple {911#false} assume !~bvult32(main_~x~0, 10000000bv32);main_~x~0 := ~bvadd32(2bv32, main_~x~0); {911#false} is VALID [2020-07-28 18:22:18,004 INFO L280 TraceCheckUtils]: 27: Hoare triple {911#false} assume !!~bvult32(main_~x~0, 100000000bv32); {911#false} is VALID [2020-07-28 18:22:18,004 INFO L280 TraceCheckUtils]: 28: Hoare triple {911#false} assume !~bvult32(main_~x~0, 10000000bv32);main_~x~0 := ~bvadd32(2bv32, main_~x~0); {911#false} is VALID [2020-07-28 18:22:18,004 INFO L280 TraceCheckUtils]: 29: Hoare triple {911#false} assume !~bvult32(main_~x~0, 100000000bv32); {911#false} is VALID [2020-07-28 18:22:18,004 INFO L280 TraceCheckUtils]: 30: Hoare triple {911#false} __VERIFIER_assert_#in~cond := (if 0bv32 == ~bvurem32(main_~x~0, 2bv32) then 1bv32 else 0bv32);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; {911#false} is VALID [2020-07-28 18:22:18,005 INFO L280 TraceCheckUtils]: 31: Hoare triple {911#false} assume 0bv32 == __VERIFIER_assert_~cond; {911#false} is VALID [2020-07-28 18:22:18,005 INFO L280 TraceCheckUtils]: 32: Hoare triple {911#false} assume !false; {911#false} is VALID [2020-07-28 18:22:18,007 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 77 proven. 110 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-07-28 18:22:18,007 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-28 18:22:18,532 INFO L280 TraceCheckUtils]: 32: Hoare triple {911#false} assume !false; {911#false} is VALID [2020-07-28 18:22:18,532 INFO L280 TraceCheckUtils]: 31: Hoare triple {911#false} assume 0bv32 == __VERIFIER_assert_~cond; {911#false} is VALID [2020-07-28 18:22:18,533 INFO L280 TraceCheckUtils]: 30: Hoare triple {911#false} __VERIFIER_assert_#in~cond := (if 0bv32 == ~bvurem32(main_~x~0, 2bv32) then 1bv32 else 0bv32);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; {911#false} is VALID [2020-07-28 18:22:18,533 INFO L280 TraceCheckUtils]: 29: Hoare triple {911#false} assume !~bvult32(main_~x~0, 100000000bv32); {911#false} is VALID [2020-07-28 18:22:18,533 INFO L280 TraceCheckUtils]: 28: Hoare triple {911#false} assume !~bvult32(main_~x~0, 10000000bv32);main_~x~0 := ~bvadd32(2bv32, main_~x~0); {911#false} is VALID [2020-07-28 18:22:18,533 INFO L280 TraceCheckUtils]: 27: Hoare triple {911#false} assume !!~bvult32(main_~x~0, 100000000bv32); {911#false} is VALID [2020-07-28 18:22:18,533 INFO L280 TraceCheckUtils]: 26: Hoare triple {911#false} assume !~bvult32(main_~x~0, 10000000bv32);main_~x~0 := ~bvadd32(2bv32, main_~x~0); {911#false} is VALID [2020-07-28 18:22:18,534 INFO L280 TraceCheckUtils]: 25: Hoare triple {911#false} assume !!~bvult32(main_~x~0, 100000000bv32); {911#false} is VALID [2020-07-28 18:22:18,534 INFO L280 TraceCheckUtils]: 24: Hoare triple {911#false} assume !~bvult32(main_~x~0, 10000000bv32);main_~x~0 := ~bvadd32(2bv32, main_~x~0); {911#false} is VALID [2020-07-28 18:22:18,534 INFO L280 TraceCheckUtils]: 23: Hoare triple {911#false} assume !!~bvult32(main_~x~0, 100000000bv32); {911#false} is VALID [2020-07-28 18:22:18,534 INFO L280 TraceCheckUtils]: 22: Hoare triple {1052#(bvult ULTIMATE.start_main_~x~0 (_ bv10000000 32))} assume !~bvult32(main_~x~0, 10000000bv32);main_~x~0 := ~bvadd32(2bv32, main_~x~0); {911#false} is VALID [2020-07-28 18:22:18,536 INFO L280 TraceCheckUtils]: 21: Hoare triple {1052#(bvult ULTIMATE.start_main_~x~0 (_ bv10000000 32))} assume !!~bvult32(main_~x~0, 100000000bv32); {1052#(bvult ULTIMATE.start_main_~x~0 (_ bv10000000 32))} is VALID [2020-07-28 18:22:18,541 INFO L280 TraceCheckUtils]: 20: Hoare triple {1059#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv1 32)) (_ bv10000000 32))} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1052#(bvult ULTIMATE.start_main_~x~0 (_ bv10000000 32))} is VALID [2020-07-28 18:22:18,542 INFO L280 TraceCheckUtils]: 19: Hoare triple {1059#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv1 32)) (_ bv10000000 32))} assume !!~bvult32(main_~x~0, 100000000bv32); {1059#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv1 32)) (_ bv10000000 32))} is VALID [2020-07-28 18:22:18,547 INFO L280 TraceCheckUtils]: 18: Hoare triple {1066#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv2 32)) (_ bv10000000 32))} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1059#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv1 32)) (_ bv10000000 32))} is VALID [2020-07-28 18:22:18,548 INFO L280 TraceCheckUtils]: 17: Hoare triple {1066#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv2 32)) (_ bv10000000 32))} assume !!~bvult32(main_~x~0, 100000000bv32); {1066#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv2 32)) (_ bv10000000 32))} is VALID [2020-07-28 18:22:18,553 INFO L280 TraceCheckUtils]: 16: Hoare triple {1073#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv3 32)) (_ bv10000000 32))} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1066#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv2 32)) (_ bv10000000 32))} is VALID [2020-07-28 18:22:18,553 INFO L280 TraceCheckUtils]: 15: Hoare triple {1073#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv3 32)) (_ bv10000000 32))} assume !!~bvult32(main_~x~0, 100000000bv32); {1073#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv3 32)) (_ bv10000000 32))} is VALID [2020-07-28 18:22:18,562 INFO L280 TraceCheckUtils]: 14: Hoare triple {1080#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4 32)) (_ bv10000000 32))} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1073#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv3 32)) (_ bv10000000 32))} is VALID [2020-07-28 18:22:18,563 INFO L280 TraceCheckUtils]: 13: Hoare triple {1080#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4 32)) (_ bv10000000 32))} assume !!~bvult32(main_~x~0, 100000000bv32); {1080#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4 32)) (_ bv10000000 32))} is VALID [2020-07-28 18:22:18,571 INFO L280 TraceCheckUtils]: 12: Hoare triple {1087#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv5 32)) (_ bv10000000 32))} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1080#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4 32)) (_ bv10000000 32))} is VALID [2020-07-28 18:22:18,572 INFO L280 TraceCheckUtils]: 11: Hoare triple {1087#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv5 32)) (_ bv10000000 32))} assume !!~bvult32(main_~x~0, 100000000bv32); {1087#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv5 32)) (_ bv10000000 32))} is VALID [2020-07-28 18:22:18,579 INFO L280 TraceCheckUtils]: 10: Hoare triple {1094#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv6 32)) (_ bv10000000 32))} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1087#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv5 32)) (_ bv10000000 32))} is VALID [2020-07-28 18:22:18,580 INFO L280 TraceCheckUtils]: 9: Hoare triple {1094#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv6 32)) (_ bv10000000 32))} assume !!~bvult32(main_~x~0, 100000000bv32); {1094#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv6 32)) (_ bv10000000 32))} is VALID [2020-07-28 18:22:18,586 INFO L280 TraceCheckUtils]: 8: Hoare triple {1101#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv7 32)) (_ bv10000000 32))} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1094#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv6 32)) (_ bv10000000 32))} is VALID [2020-07-28 18:22:18,586 INFO L280 TraceCheckUtils]: 7: Hoare triple {1101#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv7 32)) (_ bv10000000 32))} assume !!~bvult32(main_~x~0, 100000000bv32); {1101#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv7 32)) (_ bv10000000 32))} is VALID [2020-07-28 18:22:18,591 INFO L280 TraceCheckUtils]: 6: Hoare triple {1108#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv8 32)) (_ bv10000000 32))} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1101#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv7 32)) (_ bv10000000 32))} is VALID [2020-07-28 18:22:18,592 INFO L280 TraceCheckUtils]: 5: Hoare triple {1108#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv8 32)) (_ bv10000000 32))} assume !!~bvult32(main_~x~0, 100000000bv32); {1108#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv8 32)) (_ bv10000000 32))} is VALID [2020-07-28 18:22:18,598 INFO L280 TraceCheckUtils]: 4: Hoare triple {1115#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv9 32)) (_ bv10000000 32))} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1108#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv8 32)) (_ bv10000000 32))} is VALID [2020-07-28 18:22:18,599 INFO L280 TraceCheckUtils]: 3: Hoare triple {1115#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv9 32)) (_ bv10000000 32))} assume !!~bvult32(main_~x~0, 100000000bv32); {1115#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv9 32)) (_ bv10000000 32))} is VALID [2020-07-28 18:22:18,604 INFO L280 TraceCheckUtils]: 2: Hoare triple {1122#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv10 32)) (_ bv10000000 32))} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1115#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv9 32)) (_ bv10000000 32))} is VALID [2020-07-28 18:22:18,605 INFO L280 TraceCheckUtils]: 1: Hoare triple {1122#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv10 32)) (_ bv10000000 32))} assume !!~bvult32(main_~x~0, 100000000bv32); {1122#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv10 32)) (_ bv10000000 32))} is VALID [2020-07-28 18:22:18,605 INFO L280 TraceCheckUtils]: 0: Hoare triple {910#true} havoc main_#res;havoc main_#t~post0, main_~x~0;main_~x~0 := 0bv32; {1122#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv10 32)) (_ bv10000000 32))} is VALID [2020-07-28 18:22:18,607 INFO L134 CoverageAnalysis]: Checked inductivity of 196 backedges. 77 proven. 110 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-07-28 18:22:18,608 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1084214618] [2020-07-28 18:22:18,608 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-28 18:22:18,608 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [12, 12] total 23 [2020-07-28 18:22:18,608 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1225792337] [2020-07-28 18:22:18,609 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 33 [2020-07-28 18:22:18,609 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:22:18,610 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 24 states. [2020-07-28 18:22:18,753 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 52 edges. 52 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:22:18,753 INFO L459 AbstractCegarLoop]: Interpolant automaton has 24 states [2020-07-28 18:22:18,753 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-07-28 18:22:18,754 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 24 interpolants. [2020-07-28 18:22:18,754 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=166, Invalid=386, Unknown=0, NotChecked=0, Total=552 [2020-07-28 18:22:18,754 INFO L87 Difference]: Start difference. First operand 34 states and 38 transitions. Second operand 24 states. [2020-07-28 18:22:20,953 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:22:20,953 INFO L93 Difference]: Finished difference Result 71 states and 91 transitions. [2020-07-28 18:22:20,953 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 24 states. [2020-07-28 18:22:20,953 INFO L78 Accepts]: Start accepts. Automaton has 24 states. Word has length 33 [2020-07-28 18:22:20,953 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:22:20,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2020-07-28 18:22:20,956 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 71 transitions. [2020-07-28 18:22:20,956 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 24 states. [2020-07-28 18:22:20,962 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 24 states to 24 states and 71 transitions. [2020-07-28 18:22:20,963 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 24 states and 71 transitions. [2020-07-28 18:22:21,138 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 71 edges. 71 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:22:21,140 INFO L225 Difference]: With dead ends: 71 [2020-07-28 18:22:21,140 INFO L226 Difference]: Without dead ends: 58 [2020-07-28 18:22:21,142 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 42 SyntacticMatches, 0 SemanticMatches, 32 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 45 ImplicationChecksByTransitivity, 1.7s TimeCoverageRelationStatistics Valid=406, Invalid=716, Unknown=0, NotChecked=0, Total=1122 [2020-07-28 18:22:21,143 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2020-07-28 18:22:21,179 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2020-07-28 18:22:21,180 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:22:21,180 INFO L82 GeneralOperation]: Start isEquivalent. First operand 58 states. Second operand 58 states. [2020-07-28 18:22:21,180 INFO L74 IsIncluded]: Start isIncluded. First operand 58 states. Second operand 58 states. [2020-07-28 18:22:21,180 INFO L87 Difference]: Start difference. First operand 58 states. Second operand 58 states. [2020-07-28 18:22:21,184 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:22:21,185 INFO L93 Difference]: Finished difference Result 58 states and 62 transitions. [2020-07-28 18:22:21,185 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 62 transitions. [2020-07-28 18:22:21,185 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:22:21,186 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:22:21,186 INFO L74 IsIncluded]: Start isIncluded. First operand 58 states. Second operand 58 states. [2020-07-28 18:22:21,186 INFO L87 Difference]: Start difference. First operand 58 states. Second operand 58 states. [2020-07-28 18:22:21,191 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:22:21,191 INFO L93 Difference]: Finished difference Result 58 states and 62 transitions. [2020-07-28 18:22:21,191 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 62 transitions. [2020-07-28 18:22:21,193 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:22:21,193 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:22:21,193 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:22:21,194 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:22:21,194 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2020-07-28 18:22:21,200 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 62 transitions. [2020-07-28 18:22:21,200 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 62 transitions. Word has length 33 [2020-07-28 18:22:21,201 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:22:21,201 INFO L479 AbstractCegarLoop]: Abstraction has 58 states and 62 transitions. [2020-07-28 18:22:21,201 INFO L480 AbstractCegarLoop]: Interpolant automaton has 24 states. [2020-07-28 18:22:21,201 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 62 transitions. [2020-07-28 18:22:21,204 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-07-28 18:22:21,204 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:22:21,204 INFO L422 BasicCegarLoop]: trace histogram [26, 22, 4, 1, 1, 1, 1, 1] [2020-07-28 18:22:21,422 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 7 mathsat -unsat_core_generation=3 [2020-07-28 18:22:21,422 INFO L427 AbstractCegarLoop]: === Iteration 7 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:22:21,422 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:22:21,422 INFO L82 PathProgramCache]: Analyzing trace with hash -847111132, now seen corresponding path program 5 times [2020-07-28 18:22:21,423 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-07-28 18:22:21,423 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [669959] [2020-07-28 18:22:21,423 INFO L93 rtionOrderModulation]: Changing assertion order to INSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 8 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with mathsat -unsat_core_generation=3 [2020-07-28 18:22:21,520 INFO L228 tOrderPrioritization]: Assert order INSIDE_LOOP_FIRST1 issued 27 check-sat command(s) [2020-07-28 18:22:21,521 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-28 18:22:21,524 INFO L263 TraceCheckSpWp]: Trace formula consists of 86 conjuncts, 34 conjunts are in the unsatisfiable core [2020-07-28 18:22:21,548 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:22:21,551 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-28 18:22:22,193 INFO L280 TraceCheckUtils]: 0: Hoare triple {1452#true} havoc main_#res;havoc main_#t~post0, main_~x~0;main_~x~0 := 0bv32; {1457#(= (_ bv0 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,194 INFO L280 TraceCheckUtils]: 1: Hoare triple {1457#(= (_ bv0 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {1457#(= (_ bv0 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,195 INFO L280 TraceCheckUtils]: 2: Hoare triple {1457#(= (_ bv0 32) ULTIMATE.start_main_~x~0)} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1464#(= (_ bv1 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,195 INFO L280 TraceCheckUtils]: 3: Hoare triple {1464#(= (_ bv1 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {1464#(= (_ bv1 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,196 INFO L280 TraceCheckUtils]: 4: Hoare triple {1464#(= (_ bv1 32) ULTIMATE.start_main_~x~0)} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1471#(= (_ bv2 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,197 INFO L280 TraceCheckUtils]: 5: Hoare triple {1471#(= (_ bv2 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {1471#(= (_ bv2 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,198 INFO L280 TraceCheckUtils]: 6: Hoare triple {1471#(= (_ bv2 32) ULTIMATE.start_main_~x~0)} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1478#(= (_ bv3 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,198 INFO L280 TraceCheckUtils]: 7: Hoare triple {1478#(= (_ bv3 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {1478#(= (_ bv3 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,199 INFO L280 TraceCheckUtils]: 8: Hoare triple {1478#(= (_ bv3 32) ULTIMATE.start_main_~x~0)} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1485#(= (_ bv4 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,199 INFO L280 TraceCheckUtils]: 9: Hoare triple {1485#(= (_ bv4 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {1485#(= (_ bv4 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,200 INFO L280 TraceCheckUtils]: 10: Hoare triple {1485#(= (_ bv4 32) ULTIMATE.start_main_~x~0)} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1492#(= (_ bv5 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,201 INFO L280 TraceCheckUtils]: 11: Hoare triple {1492#(= (_ bv5 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {1492#(= (_ bv5 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,202 INFO L280 TraceCheckUtils]: 12: Hoare triple {1492#(= (_ bv5 32) ULTIMATE.start_main_~x~0)} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1499#(= (_ bv6 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,202 INFO L280 TraceCheckUtils]: 13: Hoare triple {1499#(= (_ bv6 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {1499#(= (_ bv6 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,203 INFO L280 TraceCheckUtils]: 14: Hoare triple {1499#(= (_ bv6 32) ULTIMATE.start_main_~x~0)} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1506#(= (_ bv7 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,204 INFO L280 TraceCheckUtils]: 15: Hoare triple {1506#(= (_ bv7 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {1506#(= (_ bv7 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,205 INFO L280 TraceCheckUtils]: 16: Hoare triple {1506#(= (_ bv7 32) ULTIMATE.start_main_~x~0)} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1513#(= (_ bv8 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,210 INFO L280 TraceCheckUtils]: 17: Hoare triple {1513#(= (_ bv8 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {1513#(= (_ bv8 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,211 INFO L280 TraceCheckUtils]: 18: Hoare triple {1513#(= (_ bv8 32) ULTIMATE.start_main_~x~0)} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1520#(= (_ bv9 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,211 INFO L280 TraceCheckUtils]: 19: Hoare triple {1520#(= (_ bv9 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {1520#(= (_ bv9 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,212 INFO L280 TraceCheckUtils]: 20: Hoare triple {1520#(= (_ bv9 32) ULTIMATE.start_main_~x~0)} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1527#(= (_ bv10 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,212 INFO L280 TraceCheckUtils]: 21: Hoare triple {1527#(= (_ bv10 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {1527#(= (_ bv10 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,216 INFO L280 TraceCheckUtils]: 22: Hoare triple {1527#(= (_ bv10 32) ULTIMATE.start_main_~x~0)} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1534#(= (_ bv11 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,216 INFO L280 TraceCheckUtils]: 23: Hoare triple {1534#(= (_ bv11 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {1534#(= (_ bv11 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,217 INFO L280 TraceCheckUtils]: 24: Hoare triple {1534#(= (_ bv11 32) ULTIMATE.start_main_~x~0)} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1541#(= (_ bv12 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,218 INFO L280 TraceCheckUtils]: 25: Hoare triple {1541#(= (_ bv12 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {1541#(= (_ bv12 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,219 INFO L280 TraceCheckUtils]: 26: Hoare triple {1541#(= (_ bv12 32) ULTIMATE.start_main_~x~0)} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1548#(= (_ bv13 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,219 INFO L280 TraceCheckUtils]: 27: Hoare triple {1548#(= (_ bv13 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {1548#(= (_ bv13 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,220 INFO L280 TraceCheckUtils]: 28: Hoare triple {1548#(= (_ bv13 32) ULTIMATE.start_main_~x~0)} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1555#(= (_ bv14 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,220 INFO L280 TraceCheckUtils]: 29: Hoare triple {1555#(= (_ bv14 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {1555#(= (_ bv14 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,221 INFO L280 TraceCheckUtils]: 30: Hoare triple {1555#(= (_ bv14 32) ULTIMATE.start_main_~x~0)} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1562#(= (_ bv15 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,221 INFO L280 TraceCheckUtils]: 31: Hoare triple {1562#(= (_ bv15 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {1562#(= (_ bv15 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,224 INFO L280 TraceCheckUtils]: 32: Hoare triple {1562#(= (_ bv15 32) ULTIMATE.start_main_~x~0)} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1569#(= (_ bv16 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,225 INFO L280 TraceCheckUtils]: 33: Hoare triple {1569#(= (_ bv16 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {1569#(= (_ bv16 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,226 INFO L280 TraceCheckUtils]: 34: Hoare triple {1569#(= (_ bv16 32) ULTIMATE.start_main_~x~0)} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1576#(= (_ bv17 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,226 INFO L280 TraceCheckUtils]: 35: Hoare triple {1576#(= (_ bv17 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {1576#(= (_ bv17 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,227 INFO L280 TraceCheckUtils]: 36: Hoare triple {1576#(= (_ bv17 32) ULTIMATE.start_main_~x~0)} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1583#(= (_ bv18 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,227 INFO L280 TraceCheckUtils]: 37: Hoare triple {1583#(= (_ bv18 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {1583#(= (_ bv18 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,228 INFO L280 TraceCheckUtils]: 38: Hoare triple {1583#(= (_ bv18 32) ULTIMATE.start_main_~x~0)} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1590#(= (_ bv19 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,228 INFO L280 TraceCheckUtils]: 39: Hoare triple {1590#(= (_ bv19 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {1590#(= (_ bv19 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,229 INFO L280 TraceCheckUtils]: 40: Hoare triple {1590#(= (_ bv19 32) ULTIMATE.start_main_~x~0)} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1597#(= (_ bv20 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,229 INFO L280 TraceCheckUtils]: 41: Hoare triple {1597#(= (_ bv20 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {1597#(= (_ bv20 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,230 INFO L280 TraceCheckUtils]: 42: Hoare triple {1597#(= (_ bv20 32) ULTIMATE.start_main_~x~0)} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1604#(= (_ bv21 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,230 INFO L280 TraceCheckUtils]: 43: Hoare triple {1604#(= (_ bv21 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {1604#(= (_ bv21 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,231 INFO L280 TraceCheckUtils]: 44: Hoare triple {1604#(= (_ bv21 32) ULTIMATE.start_main_~x~0)} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1611#(= (_ bv22 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,232 INFO L280 TraceCheckUtils]: 45: Hoare triple {1611#(= (_ bv22 32) ULTIMATE.start_main_~x~0)} assume !!~bvult32(main_~x~0, 100000000bv32); {1611#(= (_ bv22 32) ULTIMATE.start_main_~x~0)} is VALID [2020-07-28 18:22:22,233 INFO L280 TraceCheckUtils]: 46: Hoare triple {1611#(= (_ bv22 32) ULTIMATE.start_main_~x~0)} assume !~bvult32(main_~x~0, 10000000bv32);main_~x~0 := ~bvadd32(2bv32, main_~x~0); {1453#false} is VALID [2020-07-28 18:22:22,233 INFO L280 TraceCheckUtils]: 47: Hoare triple {1453#false} assume !!~bvult32(main_~x~0, 100000000bv32); {1453#false} is VALID [2020-07-28 18:22:22,234 INFO L280 TraceCheckUtils]: 48: Hoare triple {1453#false} assume !~bvult32(main_~x~0, 10000000bv32);main_~x~0 := ~bvadd32(2bv32, main_~x~0); {1453#false} is VALID [2020-07-28 18:22:22,234 INFO L280 TraceCheckUtils]: 49: Hoare triple {1453#false} assume !!~bvult32(main_~x~0, 100000000bv32); {1453#false} is VALID [2020-07-28 18:22:22,234 INFO L280 TraceCheckUtils]: 50: Hoare triple {1453#false} assume !~bvult32(main_~x~0, 10000000bv32);main_~x~0 := ~bvadd32(2bv32, main_~x~0); {1453#false} is VALID [2020-07-28 18:22:22,235 INFO L280 TraceCheckUtils]: 51: Hoare triple {1453#false} assume !!~bvult32(main_~x~0, 100000000bv32); {1453#false} is VALID [2020-07-28 18:22:22,235 INFO L280 TraceCheckUtils]: 52: Hoare triple {1453#false} assume !~bvult32(main_~x~0, 10000000bv32);main_~x~0 := ~bvadd32(2bv32, main_~x~0); {1453#false} is VALID [2020-07-28 18:22:22,235 INFO L280 TraceCheckUtils]: 53: Hoare triple {1453#false} assume !~bvult32(main_~x~0, 100000000bv32); {1453#false} is VALID [2020-07-28 18:22:22,235 INFO L280 TraceCheckUtils]: 54: Hoare triple {1453#false} __VERIFIER_assert_#in~cond := (if 0bv32 == ~bvurem32(main_~x~0, 2bv32) then 1bv32 else 0bv32);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; {1453#false} is VALID [2020-07-28 18:22:22,236 INFO L280 TraceCheckUtils]: 55: Hoare triple {1453#false} assume 0bv32 == __VERIFIER_assert_~cond; {1453#false} is VALID [2020-07-28 18:22:22,236 INFO L280 TraceCheckUtils]: 56: Hoare triple {1453#false} assume !false; {1453#false} is VALID [2020-07-28 18:22:22,242 INFO L134 CoverageAnalysis]: Checked inductivity of 676 backedges. 161 proven. 506 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-07-28 18:22:22,242 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-28 18:22:24,938 INFO L280 TraceCheckUtils]: 56: Hoare triple {1453#false} assume !false; {1453#false} is VALID [2020-07-28 18:22:24,939 INFO L280 TraceCheckUtils]: 55: Hoare triple {1453#false} assume 0bv32 == __VERIFIER_assert_~cond; {1453#false} is VALID [2020-07-28 18:22:24,939 INFO L280 TraceCheckUtils]: 54: Hoare triple {1453#false} __VERIFIER_assert_#in~cond := (if 0bv32 == ~bvurem32(main_~x~0, 2bv32) then 1bv32 else 0bv32);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; {1453#false} is VALID [2020-07-28 18:22:24,939 INFO L280 TraceCheckUtils]: 53: Hoare triple {1453#false} assume !~bvult32(main_~x~0, 100000000bv32); {1453#false} is VALID [2020-07-28 18:22:24,940 INFO L280 TraceCheckUtils]: 52: Hoare triple {1453#false} assume !~bvult32(main_~x~0, 10000000bv32);main_~x~0 := ~bvadd32(2bv32, main_~x~0); {1453#false} is VALID [2020-07-28 18:22:24,940 INFO L280 TraceCheckUtils]: 51: Hoare triple {1453#false} assume !!~bvult32(main_~x~0, 100000000bv32); {1453#false} is VALID [2020-07-28 18:22:24,941 INFO L280 TraceCheckUtils]: 50: Hoare triple {1453#false} assume !~bvult32(main_~x~0, 10000000bv32);main_~x~0 := ~bvadd32(2bv32, main_~x~0); {1453#false} is VALID [2020-07-28 18:22:24,941 INFO L280 TraceCheckUtils]: 49: Hoare triple {1453#false} assume !!~bvult32(main_~x~0, 100000000bv32); {1453#false} is VALID [2020-07-28 18:22:24,941 INFO L280 TraceCheckUtils]: 48: Hoare triple {1453#false} assume !~bvult32(main_~x~0, 10000000bv32);main_~x~0 := ~bvadd32(2bv32, main_~x~0); {1453#false} is VALID [2020-07-28 18:22:24,941 INFO L280 TraceCheckUtils]: 47: Hoare triple {1453#false} assume !!~bvult32(main_~x~0, 100000000bv32); {1453#false} is VALID [2020-07-28 18:22:24,945 INFO L280 TraceCheckUtils]: 46: Hoare triple {1678#(bvult ULTIMATE.start_main_~x~0 (_ bv10000000 32))} assume !~bvult32(main_~x~0, 10000000bv32);main_~x~0 := ~bvadd32(2bv32, main_~x~0); {1453#false} is VALID [2020-07-28 18:22:24,946 INFO L280 TraceCheckUtils]: 45: Hoare triple {1678#(bvult ULTIMATE.start_main_~x~0 (_ bv10000000 32))} assume !!~bvult32(main_~x~0, 100000000bv32); {1678#(bvult ULTIMATE.start_main_~x~0 (_ bv10000000 32))} is VALID [2020-07-28 18:22:24,951 INFO L280 TraceCheckUtils]: 44: Hoare triple {1685#(or (not (bvult ULTIMATE.start_main_~x~0 (_ bv10000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv1 32)) (_ bv10000000 32)))} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1678#(bvult ULTIMATE.start_main_~x~0 (_ bv10000000 32))} is VALID [2020-07-28 18:22:24,952 INFO L280 TraceCheckUtils]: 43: Hoare triple {1685#(or (not (bvult ULTIMATE.start_main_~x~0 (_ bv10000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv1 32)) (_ bv10000000 32)))} assume !!~bvult32(main_~x~0, 100000000bv32); {1685#(or (not (bvult ULTIMATE.start_main_~x~0 (_ bv10000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv1 32)) (_ bv10000000 32)))} is VALID [2020-07-28 18:22:24,955 INFO L280 TraceCheckUtils]: 42: Hoare triple {1692#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv2 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv1 32)) (_ bv10000000 32))))} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1685#(or (not (bvult ULTIMATE.start_main_~x~0 (_ bv10000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv1 32)) (_ bv10000000 32)))} is VALID [2020-07-28 18:22:24,956 INFO L280 TraceCheckUtils]: 41: Hoare triple {1692#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv2 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv1 32)) (_ bv10000000 32))))} assume !!~bvult32(main_~x~0, 100000000bv32); {1692#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv2 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv1 32)) (_ bv10000000 32))))} is VALID [2020-07-28 18:22:24,960 INFO L280 TraceCheckUtils]: 40: Hoare triple {1699#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv3 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv2 32)) (_ bv10000000 32))))} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1692#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv2 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv1 32)) (_ bv10000000 32))))} is VALID [2020-07-28 18:22:24,961 INFO L280 TraceCheckUtils]: 39: Hoare triple {1699#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv3 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv2 32)) (_ bv10000000 32))))} assume !!~bvult32(main_~x~0, 100000000bv32); {1699#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv3 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv2 32)) (_ bv10000000 32))))} is VALID [2020-07-28 18:22:24,965 INFO L280 TraceCheckUtils]: 38: Hoare triple {1706#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv3 32)) (_ bv10000000 32))))} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1699#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv3 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv2 32)) (_ bv10000000 32))))} is VALID [2020-07-28 18:22:24,966 INFO L280 TraceCheckUtils]: 37: Hoare triple {1706#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv3 32)) (_ bv10000000 32))))} assume !!~bvult32(main_~x~0, 100000000bv32); {1706#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv3 32)) (_ bv10000000 32))))} is VALID [2020-07-28 18:22:24,971 INFO L280 TraceCheckUtils]: 36: Hoare triple {1713#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv5 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4 32)) (_ bv10000000 32))))} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1706#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv3 32)) (_ bv10000000 32))))} is VALID [2020-07-28 18:22:24,971 INFO L280 TraceCheckUtils]: 35: Hoare triple {1713#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv5 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4 32)) (_ bv10000000 32))))} assume !!~bvult32(main_~x~0, 100000000bv32); {1713#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv5 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4 32)) (_ bv10000000 32))))} is VALID [2020-07-28 18:22:24,976 INFO L280 TraceCheckUtils]: 34: Hoare triple {1720#(or (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv5 32)) (_ bv10000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv6 32)) (_ bv10000000 32)))} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1713#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv5 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4 32)) (_ bv10000000 32))))} is VALID [2020-07-28 18:22:24,976 INFO L280 TraceCheckUtils]: 33: Hoare triple {1720#(or (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv5 32)) (_ bv10000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv6 32)) (_ bv10000000 32)))} assume !!~bvult32(main_~x~0, 100000000bv32); {1720#(or (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv5 32)) (_ bv10000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv6 32)) (_ bv10000000 32)))} is VALID [2020-07-28 18:22:24,983 INFO L280 TraceCheckUtils]: 32: Hoare triple {1727#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv7 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv6 32)) (_ bv10000000 32))))} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1720#(or (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv5 32)) (_ bv10000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv6 32)) (_ bv10000000 32)))} is VALID [2020-07-28 18:22:24,984 INFO L280 TraceCheckUtils]: 31: Hoare triple {1727#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv7 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv6 32)) (_ bv10000000 32))))} assume !!~bvult32(main_~x~0, 100000000bv32); {1727#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv7 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv6 32)) (_ bv10000000 32))))} is VALID [2020-07-28 18:22:24,996 INFO L280 TraceCheckUtils]: 30: Hoare triple {1734#(or (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv7 32)) (_ bv10000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv8 32)) (_ bv10000000 32)))} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1727#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv7 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv6 32)) (_ bv10000000 32))))} is VALID [2020-07-28 18:22:24,997 INFO L280 TraceCheckUtils]: 29: Hoare triple {1734#(or (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv7 32)) (_ bv10000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv8 32)) (_ bv10000000 32)))} assume !!~bvult32(main_~x~0, 100000000bv32); {1734#(or (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv7 32)) (_ bv10000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv8 32)) (_ bv10000000 32)))} is VALID [2020-07-28 18:22:25,002 INFO L280 TraceCheckUtils]: 28: Hoare triple {1741#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv9 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv8 32)) (_ bv10000000 32))))} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1734#(or (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv7 32)) (_ bv10000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv8 32)) (_ bv10000000 32)))} is VALID [2020-07-28 18:22:25,003 INFO L280 TraceCheckUtils]: 27: Hoare triple {1741#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv9 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv8 32)) (_ bv10000000 32))))} assume !!~bvult32(main_~x~0, 100000000bv32); {1741#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv9 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv8 32)) (_ bv10000000 32))))} is VALID [2020-07-28 18:22:25,008 INFO L280 TraceCheckUtils]: 26: Hoare triple {1748#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv10 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv9 32)) (_ bv10000000 32))))} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1741#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv9 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv8 32)) (_ bv10000000 32))))} is VALID [2020-07-28 18:22:25,009 INFO L280 TraceCheckUtils]: 25: Hoare triple {1748#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv10 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv9 32)) (_ bv10000000 32))))} assume !!~bvult32(main_~x~0, 100000000bv32); {1748#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv10 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv9 32)) (_ bv10000000 32))))} is VALID [2020-07-28 18:22:25,013 INFO L280 TraceCheckUtils]: 24: Hoare triple {1755#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv11 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv10 32)) (_ bv10000000 32))))} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1748#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv10 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv9 32)) (_ bv10000000 32))))} is VALID [2020-07-28 18:22:25,014 INFO L280 TraceCheckUtils]: 23: Hoare triple {1755#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv11 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv10 32)) (_ bv10000000 32))))} assume !!~bvult32(main_~x~0, 100000000bv32); {1755#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv11 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv10 32)) (_ bv10000000 32))))} is VALID [2020-07-28 18:22:25,018 INFO L280 TraceCheckUtils]: 22: Hoare triple {1762#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv12 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv11 32)) (_ bv10000000 32))))} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1755#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv11 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv10 32)) (_ bv10000000 32))))} is VALID [2020-07-28 18:22:25,019 INFO L280 TraceCheckUtils]: 21: Hoare triple {1762#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv12 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv11 32)) (_ bv10000000 32))))} assume !!~bvult32(main_~x~0, 100000000bv32); {1762#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv12 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv11 32)) (_ bv10000000 32))))} is VALID [2020-07-28 18:22:25,023 INFO L280 TraceCheckUtils]: 20: Hoare triple {1769#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv13 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv12 32)) (_ bv10000000 32))))} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1762#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv12 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv11 32)) (_ bv10000000 32))))} is VALID [2020-07-28 18:22:25,024 INFO L280 TraceCheckUtils]: 19: Hoare triple {1769#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv13 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv12 32)) (_ bv10000000 32))))} assume !!~bvult32(main_~x~0, 100000000bv32); {1769#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv13 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv12 32)) (_ bv10000000 32))))} is VALID [2020-07-28 18:22:25,028 INFO L280 TraceCheckUtils]: 18: Hoare triple {1776#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv14 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv13 32)) (_ bv10000000 32))))} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1769#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv13 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv12 32)) (_ bv10000000 32))))} is VALID [2020-07-28 18:22:25,029 INFO L280 TraceCheckUtils]: 17: Hoare triple {1776#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv14 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv13 32)) (_ bv10000000 32))))} assume !!~bvult32(main_~x~0, 100000000bv32); {1776#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv14 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv13 32)) (_ bv10000000 32))))} is VALID [2020-07-28 18:22:25,033 INFO L280 TraceCheckUtils]: 16: Hoare triple {1783#(or (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv14 32)) (_ bv10000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv15 32)) (_ bv10000000 32)))} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1776#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv14 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv13 32)) (_ bv10000000 32))))} is VALID [2020-07-28 18:22:25,034 INFO L280 TraceCheckUtils]: 15: Hoare triple {1783#(or (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv14 32)) (_ bv10000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv15 32)) (_ bv10000000 32)))} assume !!~bvult32(main_~x~0, 100000000bv32); {1783#(or (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv14 32)) (_ bv10000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv15 32)) (_ bv10000000 32)))} is VALID [2020-07-28 18:22:25,038 INFO L280 TraceCheckUtils]: 14: Hoare triple {1790#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv16 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv15 32)) (_ bv10000000 32))))} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1783#(or (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv14 32)) (_ bv10000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv15 32)) (_ bv10000000 32)))} is VALID [2020-07-28 18:22:25,039 INFO L280 TraceCheckUtils]: 13: Hoare triple {1790#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv16 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv15 32)) (_ bv10000000 32))))} assume !!~bvult32(main_~x~0, 100000000bv32); {1790#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv16 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv15 32)) (_ bv10000000 32))))} is VALID [2020-07-28 18:22:25,043 INFO L280 TraceCheckUtils]: 12: Hoare triple {1797#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv17 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv16 32)) (_ bv10000000 32))))} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1790#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv16 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv15 32)) (_ bv10000000 32))))} is VALID [2020-07-28 18:22:25,048 INFO L280 TraceCheckUtils]: 11: Hoare triple {1797#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv17 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv16 32)) (_ bv10000000 32))))} assume !!~bvult32(main_~x~0, 100000000bv32); {1797#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv17 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv16 32)) (_ bv10000000 32))))} is VALID [2020-07-28 18:22:25,054 INFO L280 TraceCheckUtils]: 10: Hoare triple {1804#(or (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv17 32)) (_ bv10000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv18 32)) (_ bv10000000 32)))} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1797#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv17 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv16 32)) (_ bv10000000 32))))} is VALID [2020-07-28 18:22:25,055 INFO L280 TraceCheckUtils]: 9: Hoare triple {1804#(or (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv17 32)) (_ bv10000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv18 32)) (_ bv10000000 32)))} assume !!~bvult32(main_~x~0, 100000000bv32); {1804#(or (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv17 32)) (_ bv10000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv18 32)) (_ bv10000000 32)))} is VALID [2020-07-28 18:22:25,059 INFO L280 TraceCheckUtils]: 8: Hoare triple {1811#(or (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv18 32)) (_ bv10000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv19 32)) (_ bv10000000 32)))} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1804#(or (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv17 32)) (_ bv10000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv18 32)) (_ bv10000000 32)))} is VALID [2020-07-28 18:22:25,060 INFO L280 TraceCheckUtils]: 7: Hoare triple {1811#(or (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv18 32)) (_ bv10000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv19 32)) (_ bv10000000 32)))} assume !!~bvult32(main_~x~0, 100000000bv32); {1811#(or (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv18 32)) (_ bv10000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv19 32)) (_ bv10000000 32)))} is VALID [2020-07-28 18:22:25,064 INFO L280 TraceCheckUtils]: 6: Hoare triple {1818#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv20 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv19 32)) (_ bv10000000 32))))} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1811#(or (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv18 32)) (_ bv10000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv19 32)) (_ bv10000000 32)))} is VALID [2020-07-28 18:22:25,065 INFO L280 TraceCheckUtils]: 5: Hoare triple {1818#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv20 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv19 32)) (_ bv10000000 32))))} assume !!~bvult32(main_~x~0, 100000000bv32); {1818#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv20 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv19 32)) (_ bv10000000 32))))} is VALID [2020-07-28 18:22:25,069 INFO L280 TraceCheckUtils]: 4: Hoare triple {1825#(or (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv20 32)) (_ bv10000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv21 32)) (_ bv10000000 32)))} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1818#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv20 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv19 32)) (_ bv10000000 32))))} is VALID [2020-07-28 18:22:25,070 INFO L280 TraceCheckUtils]: 3: Hoare triple {1825#(or (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv20 32)) (_ bv10000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv21 32)) (_ bv10000000 32)))} assume !!~bvult32(main_~x~0, 100000000bv32); {1825#(or (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv20 32)) (_ bv10000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv21 32)) (_ bv10000000 32)))} is VALID [2020-07-28 18:22:25,074 INFO L280 TraceCheckUtils]: 2: Hoare triple {1832#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv22 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv21 32)) (_ bv10000000 32))))} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {1825#(or (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv20 32)) (_ bv10000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv21 32)) (_ bv10000000 32)))} is VALID [2020-07-28 18:22:25,074 INFO L280 TraceCheckUtils]: 1: Hoare triple {1832#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv22 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv21 32)) (_ bv10000000 32))))} assume !!~bvult32(main_~x~0, 100000000bv32); {1832#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv22 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv21 32)) (_ bv10000000 32))))} is VALID [2020-07-28 18:22:25,082 INFO L280 TraceCheckUtils]: 0: Hoare triple {1452#true} havoc main_#res;havoc main_#t~post0, main_~x~0;main_~x~0 := 0bv32; {1832#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv22 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv21 32)) (_ bv10000000 32))))} is VALID [2020-07-28 18:22:25,090 INFO L134 CoverageAnalysis]: Checked inductivity of 676 backedges. 161 proven. 506 refuted. 0 times theorem prover too weak. 9 trivial. 0 not checked. [2020-07-28 18:22:25,090 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [669959] [2020-07-28 18:22:25,090 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-28 18:22:25,090 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [24, 24] total 47 [2020-07-28 18:22:25,091 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1187808913] [2020-07-28 18:22:25,092 INFO L78 Accepts]: Start accepts. Automaton has 48 states. Word has length 57 [2020-07-28 18:22:25,094 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:22:25,094 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 48 states. [2020-07-28 18:22:25,346 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 100 edges. 100 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:22:25,346 INFO L459 AbstractCegarLoop]: Interpolant automaton has 48 states [2020-07-28 18:22:25,346 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-07-28 18:22:25,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 48 interpolants. [2020-07-28 18:22:25,349 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=622, Invalid=1634, Unknown=0, NotChecked=0, Total=2256 [2020-07-28 18:22:25,349 INFO L87 Difference]: Start difference. First operand 58 states and 62 transitions. Second operand 48 states. [2020-07-28 18:22:28,607 WARN L193 SmtUtils]: Spent 345.00 ms on a formula simplification. DAG size of input: 114 DAG size of output: 7 [2020-07-28 18:22:29,290 WARN L193 SmtUtils]: Spent 323.00 ms on a formula simplification. DAG size of input: 109 DAG size of output: 7 [2020-07-28 18:22:29,961 WARN L193 SmtUtils]: Spent 289.00 ms on a formula simplification. DAG size of input: 104 DAG size of output: 7 [2020-07-28 18:22:30,634 WARN L193 SmtUtils]: Spent 263.00 ms on a formula simplification. DAG size of input: 99 DAG size of output: 7 [2020-07-28 18:22:31,287 WARN L193 SmtUtils]: Spent 253.00 ms on a formula simplification. DAG size of input: 94 DAG size of output: 7 [2020-07-28 18:22:31,927 WARN L193 SmtUtils]: Spent 230.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 7 [2020-07-28 18:22:32,549 WARN L193 SmtUtils]: Spent 207.00 ms on a formula simplification. DAG size of input: 84 DAG size of output: 7 [2020-07-28 18:22:33,188 WARN L193 SmtUtils]: Spent 222.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 7 [2020-07-28 18:22:33,859 WARN L193 SmtUtils]: Spent 217.00 ms on a formula simplification. DAG size of input: 74 DAG size of output: 7 [2020-07-28 18:22:34,466 WARN L193 SmtUtils]: Spent 187.00 ms on a formula simplification. DAG size of input: 69 DAG size of output: 7 [2020-07-28 18:22:35,054 WARN L193 SmtUtils]: Spent 176.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 7 [2020-07-28 18:22:35,625 WARN L193 SmtUtils]: Spent 174.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 7 [2020-07-28 18:22:36,148 WARN L193 SmtUtils]: Spent 134.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 7 [2020-07-28 18:22:36,655 WARN L193 SmtUtils]: Spent 129.00 ms on a formula simplification. DAG size of input: 49 DAG size of output: 7 [2020-07-28 18:22:37,122 WARN L193 SmtUtils]: Spent 111.00 ms on a formula simplification. DAG size of input: 44 DAG size of output: 7 [2020-07-28 18:22:37,545 WARN L193 SmtUtils]: Spent 102.00 ms on a formula simplification. DAG size of input: 39 DAG size of output: 7 [2020-07-28 18:22:40,188 WARN L193 SmtUtils]: Spent 471.00 ms on a formula simplification that was a NOOP. DAG size: 114 [2020-07-28 18:22:41,056 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:22:41,057 INFO L93 Difference]: Finished difference Result 119 states and 151 transitions. [2020-07-28 18:22:41,057 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 49 states. [2020-07-28 18:22:41,057 INFO L78 Accepts]: Start accepts. Automaton has 48 states. Word has length 57 [2020-07-28 18:22:41,058 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:22:41,058 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2020-07-28 18:22:41,061 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 134 transitions. [2020-07-28 18:22:41,061 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2020-07-28 18:22:41,064 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 49 states to 49 states and 134 transitions. [2020-07-28 18:22:41,064 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 49 states and 134 transitions. [2020-07-28 18:22:41,689 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 134 edges. 134 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:22:41,693 INFO L225 Difference]: With dead ends: 119 [2020-07-28 18:22:41,694 INFO L226 Difference]: Without dead ends: 106 [2020-07-28 18:22:41,696 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 135 GetRequests, 66 SyntacticMatches, 0 SemanticMatches, 69 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 253 ImplicationChecksByTransitivity, 14.7s TimeCoverageRelationStatistics Valid=1726, Invalid=3244, Unknown=0, NotChecked=0, Total=4970 [2020-07-28 18:22:41,696 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 106 states. [2020-07-28 18:22:41,756 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 106 to 106. [2020-07-28 18:22:41,756 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:22:41,757 INFO L82 GeneralOperation]: Start isEquivalent. First operand 106 states. Second operand 106 states. [2020-07-28 18:22:41,757 INFO L74 IsIncluded]: Start isIncluded. First operand 106 states. Second operand 106 states. [2020-07-28 18:22:41,757 INFO L87 Difference]: Start difference. First operand 106 states. Second operand 106 states. [2020-07-28 18:22:41,761 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:22:41,761 INFO L93 Difference]: Finished difference Result 106 states and 110 transitions. [2020-07-28 18:22:41,761 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 110 transitions. [2020-07-28 18:22:41,761 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:22:41,762 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:22:41,762 INFO L74 IsIncluded]: Start isIncluded. First operand 106 states. Second operand 106 states. [2020-07-28 18:22:41,762 INFO L87 Difference]: Start difference. First operand 106 states. Second operand 106 states. [2020-07-28 18:22:41,769 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:22:41,769 INFO L93 Difference]: Finished difference Result 106 states and 110 transitions. [2020-07-28 18:22:41,769 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 110 transitions. [2020-07-28 18:22:41,770 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:22:41,770 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:22:41,770 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:22:41,770 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:22:41,770 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 106 states. [2020-07-28 18:22:41,775 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 106 states to 106 states and 110 transitions. [2020-07-28 18:22:41,776 INFO L78 Accepts]: Start accepts. Automaton has 106 states and 110 transitions. Word has length 57 [2020-07-28 18:22:41,776 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:22:41,776 INFO L479 AbstractCegarLoop]: Abstraction has 106 states and 110 transitions. [2020-07-28 18:22:41,776 INFO L480 AbstractCegarLoop]: Interpolant automaton has 48 states. [2020-07-28 18:22:41,777 INFO L276 IsEmpty]: Start isEmpty. Operand 106 states and 110 transitions. [2020-07-28 18:22:41,780 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 106 [2020-07-28 18:22:41,780 INFO L414 BasicCegarLoop]: Found error trace [2020-07-28 18:22:41,780 INFO L422 BasicCegarLoop]: trace histogram [50, 46, 4, 1, 1, 1, 1, 1] [2020-07-28 18:22:42,001 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 8 mathsat -unsat_core_generation=3 [2020-07-28 18:22:42,001 INFO L427 AbstractCegarLoop]: === Iteration 8 === [ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-28 18:22:42,002 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-28 18:22:42,002 INFO L82 PathProgramCache]: Analyzing trace with hash -2009308308, now seen corresponding path program 6 times [2020-07-28 18:22:42,003 INFO L163 FreeRefinementEngine]: Executing refinement strategy WOLF [2020-07-28 18:22:42,003 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleMathsat [1697626619] [2020-07-28 18:22:42,004 INFO L93 rtionOrderModulation]: Changing assertion order to MIX_INSIDE_OUTSIDE No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/mathsat Starting monitored process 9 with mathsat -unsat_core_generation=3 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with mathsat -unsat_core_generation=3 [2020-07-28 18:22:42,054 INFO L228 tOrderPrioritization]: Assert order MIX_INSIDE_OUTSIDE issued 19 check-sat command(s) [2020-07-28 18:22:42,054 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-07-28 18:22:42,056 INFO L263 TraceCheckSpWp]: Trace formula consists of 62 conjuncts, 13 conjunts are in the unsatisfiable core [2020-07-28 18:22:42,074 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-28 18:22:42,077 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-07-28 18:22:42,417 INFO L280 TraceCheckUtils]: 0: Hoare triple {2428#true} havoc main_#res;havoc main_#t~post0, main_~x~0;main_~x~0 := 0bv32; {2428#true} is VALID [2020-07-28 18:22:42,418 INFO L280 TraceCheckUtils]: 1: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,418 INFO L280 TraceCheckUtils]: 2: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,418 INFO L280 TraceCheckUtils]: 3: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,418 INFO L280 TraceCheckUtils]: 4: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,418 INFO L280 TraceCheckUtils]: 5: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,418 INFO L280 TraceCheckUtils]: 6: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,419 INFO L280 TraceCheckUtils]: 7: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,419 INFO L280 TraceCheckUtils]: 8: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,419 INFO L280 TraceCheckUtils]: 9: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,419 INFO L280 TraceCheckUtils]: 10: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,419 INFO L280 TraceCheckUtils]: 11: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,420 INFO L280 TraceCheckUtils]: 12: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,420 INFO L280 TraceCheckUtils]: 13: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,420 INFO L280 TraceCheckUtils]: 14: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,420 INFO L280 TraceCheckUtils]: 15: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,420 INFO L280 TraceCheckUtils]: 16: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,420 INFO L280 TraceCheckUtils]: 17: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,421 INFO L280 TraceCheckUtils]: 18: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,421 INFO L280 TraceCheckUtils]: 19: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,421 INFO L280 TraceCheckUtils]: 20: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,421 INFO L280 TraceCheckUtils]: 21: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,421 INFO L280 TraceCheckUtils]: 22: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,421 INFO L280 TraceCheckUtils]: 23: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,422 INFO L280 TraceCheckUtils]: 24: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,422 INFO L280 TraceCheckUtils]: 25: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,422 INFO L280 TraceCheckUtils]: 26: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,422 INFO L280 TraceCheckUtils]: 27: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,422 INFO L280 TraceCheckUtils]: 28: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,422 INFO L280 TraceCheckUtils]: 29: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,422 INFO L280 TraceCheckUtils]: 30: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,423 INFO L280 TraceCheckUtils]: 31: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,423 INFO L280 TraceCheckUtils]: 32: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,423 INFO L280 TraceCheckUtils]: 33: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,423 INFO L280 TraceCheckUtils]: 34: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,423 INFO L280 TraceCheckUtils]: 35: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,423 INFO L280 TraceCheckUtils]: 36: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,423 INFO L280 TraceCheckUtils]: 37: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,424 INFO L280 TraceCheckUtils]: 38: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,424 INFO L280 TraceCheckUtils]: 39: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,424 INFO L280 TraceCheckUtils]: 40: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,424 INFO L280 TraceCheckUtils]: 41: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,424 INFO L280 TraceCheckUtils]: 42: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,424 INFO L280 TraceCheckUtils]: 43: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,425 INFO L280 TraceCheckUtils]: 44: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,425 INFO L280 TraceCheckUtils]: 45: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,425 INFO L280 TraceCheckUtils]: 46: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,425 INFO L280 TraceCheckUtils]: 47: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,425 INFO L280 TraceCheckUtils]: 48: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,425 INFO L280 TraceCheckUtils]: 49: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,425 INFO L280 TraceCheckUtils]: 50: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,426 INFO L280 TraceCheckUtils]: 51: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,426 INFO L280 TraceCheckUtils]: 52: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,426 INFO L280 TraceCheckUtils]: 53: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,426 INFO L280 TraceCheckUtils]: 54: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,426 INFO L280 TraceCheckUtils]: 55: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,426 INFO L280 TraceCheckUtils]: 56: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,427 INFO L280 TraceCheckUtils]: 57: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,427 INFO L280 TraceCheckUtils]: 58: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,427 INFO L280 TraceCheckUtils]: 59: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,427 INFO L280 TraceCheckUtils]: 60: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,427 INFO L280 TraceCheckUtils]: 61: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,427 INFO L280 TraceCheckUtils]: 62: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,427 INFO L280 TraceCheckUtils]: 63: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,428 INFO L280 TraceCheckUtils]: 64: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,428 INFO L280 TraceCheckUtils]: 65: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,428 INFO L280 TraceCheckUtils]: 66: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,428 INFO L280 TraceCheckUtils]: 67: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,428 INFO L280 TraceCheckUtils]: 68: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,428 INFO L280 TraceCheckUtils]: 69: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,428 INFO L280 TraceCheckUtils]: 70: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,429 INFO L280 TraceCheckUtils]: 71: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,429 INFO L280 TraceCheckUtils]: 72: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,429 INFO L280 TraceCheckUtils]: 73: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,429 INFO L280 TraceCheckUtils]: 74: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,429 INFO L280 TraceCheckUtils]: 75: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,429 INFO L280 TraceCheckUtils]: 76: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,430 INFO L280 TraceCheckUtils]: 77: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,430 INFO L280 TraceCheckUtils]: 78: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,430 INFO L280 TraceCheckUtils]: 79: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,430 INFO L280 TraceCheckUtils]: 80: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,430 INFO L280 TraceCheckUtils]: 81: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,430 INFO L280 TraceCheckUtils]: 82: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,431 INFO L280 TraceCheckUtils]: 83: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,431 INFO L280 TraceCheckUtils]: 84: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,431 INFO L280 TraceCheckUtils]: 85: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,431 INFO L280 TraceCheckUtils]: 86: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,431 INFO L280 TraceCheckUtils]: 87: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,432 INFO L280 TraceCheckUtils]: 88: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,432 INFO L280 TraceCheckUtils]: 89: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,432 INFO L280 TraceCheckUtils]: 90: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:42,432 INFO L280 TraceCheckUtils]: 91: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:42,440 INFO L280 TraceCheckUtils]: 92: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2709#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967295 32)) (_ bv10000000 32))} is VALID [2020-07-28 18:22:42,440 INFO L280 TraceCheckUtils]: 93: Hoare triple {2709#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967295 32)) (_ bv10000000 32))} assume !!~bvult32(main_~x~0, 100000000bv32); {2709#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967295 32)) (_ bv10000000 32))} is VALID [2020-07-28 18:22:42,446 INFO L280 TraceCheckUtils]: 94: Hoare triple {2709#(bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967295 32)) (_ bv10000000 32))} assume !~bvult32(main_~x~0, 10000000bv32);main_~x~0 := ~bvadd32(2bv32, main_~x~0); {2716#(and (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967294 32)) (_ bv10000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967293 32)) (_ bv10000000 32)))} is VALID [2020-07-28 18:22:42,447 INFO L280 TraceCheckUtils]: 95: Hoare triple {2716#(and (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967294 32)) (_ bv10000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967293 32)) (_ bv10000000 32)))} assume !!~bvult32(main_~x~0, 100000000bv32); {2716#(and (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967294 32)) (_ bv10000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967293 32)) (_ bv10000000 32)))} is VALID [2020-07-28 18:22:42,457 INFO L280 TraceCheckUtils]: 96: Hoare triple {2716#(and (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967294 32)) (_ bv10000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967293 32)) (_ bv10000000 32)))} assume !~bvult32(main_~x~0, 10000000bv32);main_~x~0 := ~bvadd32(2bv32, main_~x~0); {2723#(and (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967291 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967292 32)) (_ bv10000000 32))))} is VALID [2020-07-28 18:22:42,458 INFO L280 TraceCheckUtils]: 97: Hoare triple {2723#(and (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967291 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967292 32)) (_ bv10000000 32))))} assume !!~bvult32(main_~x~0, 100000000bv32); {2723#(and (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967291 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967292 32)) (_ bv10000000 32))))} is VALID [2020-07-28 18:22:42,465 INFO L280 TraceCheckUtils]: 98: Hoare triple {2723#(and (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967291 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967292 32)) (_ bv10000000 32))))} assume !~bvult32(main_~x~0, 10000000bv32);main_~x~0 := ~bvadd32(2bv32, main_~x~0); {2730#(and (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967290 32)) (_ bv10000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967289 32)) (_ bv10000000 32)))} is VALID [2020-07-28 18:22:42,466 INFO L280 TraceCheckUtils]: 99: Hoare triple {2730#(and (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967290 32)) (_ bv10000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967289 32)) (_ bv10000000 32)))} assume !!~bvult32(main_~x~0, 100000000bv32); {2730#(and (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967290 32)) (_ bv10000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967289 32)) (_ bv10000000 32)))} is VALID [2020-07-28 18:22:42,473 INFO L280 TraceCheckUtils]: 100: Hoare triple {2730#(and (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967290 32)) (_ bv10000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967289 32)) (_ bv10000000 32)))} assume !~bvult32(main_~x~0, 10000000bv32);main_~x~0 := ~bvadd32(2bv32, main_~x~0); {2737#(and (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967287 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967288 32)) (_ bv10000000 32))))} is VALID [2020-07-28 18:22:42,476 INFO L280 TraceCheckUtils]: 101: Hoare triple {2737#(and (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967287 32)) (_ bv10000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967288 32)) (_ bv10000000 32))))} assume !~bvult32(main_~x~0, 100000000bv32); {2429#false} is VALID [2020-07-28 18:22:42,476 INFO L280 TraceCheckUtils]: 102: Hoare triple {2429#false} __VERIFIER_assert_#in~cond := (if 0bv32 == ~bvurem32(main_~x~0, 2bv32) then 1bv32 else 0bv32);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; {2429#false} is VALID [2020-07-28 18:22:42,476 INFO L280 TraceCheckUtils]: 103: Hoare triple {2429#false} assume 0bv32 == __VERIFIER_assert_~cond; {2429#false} is VALID [2020-07-28 18:22:42,476 INFO L280 TraceCheckUtils]: 104: Hoare triple {2429#false} assume !false; {2429#false} is VALID [2020-07-28 18:22:42,486 INFO L134 CoverageAnalysis]: Checked inductivity of 2500 backedges. 414 proven. 16 refuted. 0 times theorem prover too weak. 2070 trivial. 0 not checked. [2020-07-28 18:22:42,486 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2020-07-28 18:22:43,070 INFO L280 TraceCheckUtils]: 104: Hoare triple {2429#false} assume !false; {2429#false} is VALID [2020-07-28 18:22:43,071 INFO L280 TraceCheckUtils]: 103: Hoare triple {2753#(not (= ULTIMATE.start___VERIFIER_assert_~cond (_ bv0 32)))} assume 0bv32 == __VERIFIER_assert_~cond; {2429#false} is VALID [2020-07-28 18:22:43,072 INFO L280 TraceCheckUtils]: 102: Hoare triple {2757#(= (bvurem ULTIMATE.start_main_~x~0 (_ bv2 32)) (_ bv0 32))} __VERIFIER_assert_#in~cond := (if 0bv32 == ~bvurem32(main_~x~0, 2bv32) then 1bv32 else 0bv32);havoc __VERIFIER_assert_~cond;__VERIFIER_assert_~cond := __VERIFIER_assert_#in~cond; {2753#(not (= ULTIMATE.start___VERIFIER_assert_~cond (_ bv0 32)))} is VALID [2020-07-28 18:22:43,073 INFO L280 TraceCheckUtils]: 101: Hoare triple {2761#(or (= (bvurem ULTIMATE.start_main_~x~0 (_ bv2 32)) (_ bv0 32)) (bvult ULTIMATE.start_main_~x~0 (_ bv100000000 32)))} assume !~bvult32(main_~x~0, 100000000bv32); {2757#(= (bvurem ULTIMATE.start_main_~x~0 (_ bv2 32)) (_ bv0 32))} is VALID [2020-07-28 18:22:43,075 INFO L280 TraceCheckUtils]: 100: Hoare triple {2765#(or (= (_ bv0 32) (bvurem (bvadd ULTIMATE.start_main_~x~0 (_ bv2 32)) (_ bv2 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv2 32)) (_ bv100000000 32)))} assume !~bvult32(main_~x~0, 10000000bv32);main_~x~0 := ~bvadd32(2bv32, main_~x~0); {2761#(or (= (bvurem ULTIMATE.start_main_~x~0 (_ bv2 32)) (_ bv0 32)) (bvult ULTIMATE.start_main_~x~0 (_ bv100000000 32)))} is VALID [2020-07-28 18:22:43,076 INFO L280 TraceCheckUtils]: 99: Hoare triple {2769#(or (= (_ bv0 32) (bvurem (bvadd ULTIMATE.start_main_~x~0 (_ bv2 32)) (_ bv2 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv2 32)) (_ bv100000000 32)) (not (bvult ULTIMATE.start_main_~x~0 (_ bv100000000 32))))} assume !!~bvult32(main_~x~0, 100000000bv32); {2765#(or (= (_ bv0 32) (bvurem (bvadd ULTIMATE.start_main_~x~0 (_ bv2 32)) (_ bv2 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv2 32)) (_ bv100000000 32)))} is VALID [2020-07-28 18:22:43,079 INFO L280 TraceCheckUtils]: 98: Hoare triple {2773#(or (= (bvurem (bvadd ULTIMATE.start_main_~x~0 (_ bv4 32)) (_ bv2 32)) (_ bv0 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv2 32)) (_ bv100000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4 32)) (_ bv100000000 32)))} assume !~bvult32(main_~x~0, 10000000bv32);main_~x~0 := ~bvadd32(2bv32, main_~x~0); {2769#(or (= (_ bv0 32) (bvurem (bvadd ULTIMATE.start_main_~x~0 (_ bv2 32)) (_ bv2 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv2 32)) (_ bv100000000 32)) (not (bvult ULTIMATE.start_main_~x~0 (_ bv100000000 32))))} is VALID [2020-07-28 18:22:43,079 INFO L280 TraceCheckUtils]: 97: Hoare triple {2773#(or (= (bvurem (bvadd ULTIMATE.start_main_~x~0 (_ bv4 32)) (_ bv2 32)) (_ bv0 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv2 32)) (_ bv100000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4 32)) (_ bv100000000 32)))} assume !!~bvult32(main_~x~0, 100000000bv32); {2773#(or (= (bvurem (bvadd ULTIMATE.start_main_~x~0 (_ bv4 32)) (_ bv2 32)) (_ bv0 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv2 32)) (_ bv100000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4 32)) (_ bv100000000 32)))} is VALID [2020-07-28 18:22:43,084 INFO L280 TraceCheckUtils]: 96: Hoare triple {2780#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv6 32)) (_ bv100000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4 32)) (_ bv100000000 32))) (= (_ bv0 32) (bvurem (bvadd ULTIMATE.start_main_~x~0 (_ bv6 32)) (_ bv2 32))))} assume !~bvult32(main_~x~0, 10000000bv32);main_~x~0 := ~bvadd32(2bv32, main_~x~0); {2773#(or (= (bvurem (bvadd ULTIMATE.start_main_~x~0 (_ bv4 32)) (_ bv2 32)) (_ bv0 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv2 32)) (_ bv100000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4 32)) (_ bv100000000 32)))} is VALID [2020-07-28 18:22:43,084 INFO L280 TraceCheckUtils]: 95: Hoare triple {2780#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv6 32)) (_ bv100000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4 32)) (_ bv100000000 32))) (= (_ bv0 32) (bvurem (bvadd ULTIMATE.start_main_~x~0 (_ bv6 32)) (_ bv2 32))))} assume !!~bvult32(main_~x~0, 100000000bv32); {2780#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv6 32)) (_ bv100000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4 32)) (_ bv100000000 32))) (= (_ bv0 32) (bvurem (bvadd ULTIMATE.start_main_~x~0 (_ bv6 32)) (_ bv2 32))))} is VALID [2020-07-28 18:22:43,089 INFO L280 TraceCheckUtils]: 94: Hoare triple {2787#(or (= (_ bv0 32) (bvurem (bvadd ULTIMATE.start_main_~x~0 (_ bv8 32)) (_ bv2 32))) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv6 32)) (_ bv100000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv8 32)) (_ bv100000000 32)))} assume !~bvult32(main_~x~0, 10000000bv32);main_~x~0 := ~bvadd32(2bv32, main_~x~0); {2780#(or (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv6 32)) (_ bv100000000 32)) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4 32)) (_ bv100000000 32))) (= (_ bv0 32) (bvurem (bvadd ULTIMATE.start_main_~x~0 (_ bv6 32)) (_ bv2 32))))} is VALID [2020-07-28 18:22:43,090 INFO L280 TraceCheckUtils]: 93: Hoare triple {2787#(or (= (_ bv0 32) (bvurem (bvadd ULTIMATE.start_main_~x~0 (_ bv8 32)) (_ bv2 32))) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv6 32)) (_ bv100000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv8 32)) (_ bv100000000 32)))} assume !!~bvult32(main_~x~0, 100000000bv32); {2787#(or (= (_ bv0 32) (bvurem (bvadd ULTIMATE.start_main_~x~0 (_ bv8 32)) (_ bv2 32))) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv6 32)) (_ bv100000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv8 32)) (_ bv100000000 32)))} is VALID [2020-07-28 18:22:43,093 INFO L280 TraceCheckUtils]: 92: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2787#(or (= (_ bv0 32) (bvurem (bvadd ULTIMATE.start_main_~x~0 (_ bv8 32)) (_ bv2 32))) (not (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv6 32)) (_ bv100000000 32))) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv8 32)) (_ bv100000000 32)))} is VALID [2020-07-28 18:22:43,093 INFO L280 TraceCheckUtils]: 91: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,093 INFO L280 TraceCheckUtils]: 90: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,093 INFO L280 TraceCheckUtils]: 89: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,094 INFO L280 TraceCheckUtils]: 88: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,094 INFO L280 TraceCheckUtils]: 87: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,094 INFO L280 TraceCheckUtils]: 86: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,094 INFO L280 TraceCheckUtils]: 85: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,095 INFO L280 TraceCheckUtils]: 84: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,095 INFO L280 TraceCheckUtils]: 83: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,095 INFO L280 TraceCheckUtils]: 82: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,095 INFO L280 TraceCheckUtils]: 81: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,095 INFO L280 TraceCheckUtils]: 80: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,095 INFO L280 TraceCheckUtils]: 79: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,096 INFO L280 TraceCheckUtils]: 78: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,096 INFO L280 TraceCheckUtils]: 77: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,096 INFO L280 TraceCheckUtils]: 76: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,096 INFO L280 TraceCheckUtils]: 75: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,096 INFO L280 TraceCheckUtils]: 74: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,097 INFO L280 TraceCheckUtils]: 73: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,097 INFO L280 TraceCheckUtils]: 72: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,097 INFO L280 TraceCheckUtils]: 71: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,097 INFO L280 TraceCheckUtils]: 70: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,098 INFO L280 TraceCheckUtils]: 69: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,098 INFO L280 TraceCheckUtils]: 68: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,098 INFO L280 TraceCheckUtils]: 67: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,098 INFO L280 TraceCheckUtils]: 66: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,098 INFO L280 TraceCheckUtils]: 65: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,099 INFO L280 TraceCheckUtils]: 64: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,099 INFO L280 TraceCheckUtils]: 63: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,099 INFO L280 TraceCheckUtils]: 62: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,099 INFO L280 TraceCheckUtils]: 61: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,099 INFO L280 TraceCheckUtils]: 60: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,100 INFO L280 TraceCheckUtils]: 59: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,100 INFO L280 TraceCheckUtils]: 58: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,100 INFO L280 TraceCheckUtils]: 57: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,100 INFO L280 TraceCheckUtils]: 56: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,100 INFO L280 TraceCheckUtils]: 55: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,100 INFO L280 TraceCheckUtils]: 54: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,101 INFO L280 TraceCheckUtils]: 53: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,101 INFO L280 TraceCheckUtils]: 52: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,101 INFO L280 TraceCheckUtils]: 51: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,101 INFO L280 TraceCheckUtils]: 50: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,101 INFO L280 TraceCheckUtils]: 49: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,104 INFO L280 TraceCheckUtils]: 48: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,104 INFO L280 TraceCheckUtils]: 47: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,104 INFO L280 TraceCheckUtils]: 46: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,104 INFO L280 TraceCheckUtils]: 45: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,105 INFO L280 TraceCheckUtils]: 44: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,105 INFO L280 TraceCheckUtils]: 43: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,105 INFO L280 TraceCheckUtils]: 42: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,105 INFO L280 TraceCheckUtils]: 41: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,105 INFO L280 TraceCheckUtils]: 40: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,105 INFO L280 TraceCheckUtils]: 39: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,106 INFO L280 TraceCheckUtils]: 38: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,106 INFO L280 TraceCheckUtils]: 37: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,106 INFO L280 TraceCheckUtils]: 36: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,106 INFO L280 TraceCheckUtils]: 35: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,106 INFO L280 TraceCheckUtils]: 34: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,107 INFO L280 TraceCheckUtils]: 33: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,107 INFO L280 TraceCheckUtils]: 32: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,107 INFO L280 TraceCheckUtils]: 31: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,107 INFO L280 TraceCheckUtils]: 30: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,107 INFO L280 TraceCheckUtils]: 29: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,107 INFO L280 TraceCheckUtils]: 28: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,108 INFO L280 TraceCheckUtils]: 27: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,108 INFO L280 TraceCheckUtils]: 26: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,108 INFO L280 TraceCheckUtils]: 25: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,108 INFO L280 TraceCheckUtils]: 24: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,108 INFO L280 TraceCheckUtils]: 23: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,109 INFO L280 TraceCheckUtils]: 22: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,109 INFO L280 TraceCheckUtils]: 21: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,109 INFO L280 TraceCheckUtils]: 20: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,109 INFO L280 TraceCheckUtils]: 19: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,109 INFO L280 TraceCheckUtils]: 18: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,109 INFO L280 TraceCheckUtils]: 17: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,110 INFO L280 TraceCheckUtils]: 16: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,110 INFO L280 TraceCheckUtils]: 15: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,110 INFO L280 TraceCheckUtils]: 14: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,110 INFO L280 TraceCheckUtils]: 13: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,110 INFO L280 TraceCheckUtils]: 12: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,111 INFO L280 TraceCheckUtils]: 11: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,111 INFO L280 TraceCheckUtils]: 10: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,111 INFO L280 TraceCheckUtils]: 9: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,111 INFO L280 TraceCheckUtils]: 8: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,111 INFO L280 TraceCheckUtils]: 7: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,112 INFO L280 TraceCheckUtils]: 6: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,112 INFO L280 TraceCheckUtils]: 5: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,112 INFO L280 TraceCheckUtils]: 4: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,112 INFO L280 TraceCheckUtils]: 3: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,112 INFO L280 TraceCheckUtils]: 2: Hoare triple {2428#true} assume ~bvult32(main_~x~0, 10000000bv32);main_#t~post0 := main_~x~0;main_~x~0 := ~bvadd32(1bv32, main_#t~post0);havoc main_#t~post0; {2428#true} is VALID [2020-07-28 18:22:43,113 INFO L280 TraceCheckUtils]: 1: Hoare triple {2428#true} assume !!~bvult32(main_~x~0, 100000000bv32); {2428#true} is VALID [2020-07-28 18:22:43,113 INFO L280 TraceCheckUtils]: 0: Hoare triple {2428#true} havoc main_#res;havoc main_#t~post0, main_~x~0;main_~x~0 := 0bv32; {2428#true} is VALID [2020-07-28 18:22:43,126 INFO L134 CoverageAnalysis]: Checked inductivity of 2500 backedges. 414 proven. 16 refuted. 0 times theorem prover too weak. 2070 trivial. 0 not checked. [2020-07-28 18:22:43,127 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleMathsat [1697626619] [2020-07-28 18:22:43,127 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-07-28 18:22:43,127 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 10] total 15 [2020-07-28 18:22:43,127 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [41267816] [2020-07-28 18:22:43,128 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 105 [2020-07-28 18:22:43,129 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-28 18:22:43,129 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 15 states. [2020-07-28 18:22:43,212 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 28 edges. 28 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:22:43,213 INFO L459 AbstractCegarLoop]: Interpolant automaton has 15 states [2020-07-28 18:22:43,213 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy WOLF [2020-07-28 18:22:43,213 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2020-07-28 18:22:43,214 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=68, Invalid=142, Unknown=0, NotChecked=0, Total=210 [2020-07-28 18:22:43,214 INFO L87 Difference]: Start difference. First operand 106 states and 110 transitions. Second operand 15 states. [2020-07-28 18:22:44,278 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:22:44,279 INFO L93 Difference]: Finished difference Result 164 states and 176 transitions. [2020-07-28 18:22:44,279 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-07-28 18:22:44,279 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 105 [2020-07-28 18:22:44,280 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-28 18:22:44,280 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2020-07-28 18:22:44,281 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 30 transitions. [2020-07-28 18:22:44,281 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 15 states. [2020-07-28 18:22:44,282 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 9 states to 9 states and 30 transitions. [2020-07-28 18:22:44,282 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 9 states and 30 transitions. [2020-07-28 18:22:44,376 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 30 edges. 30 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-28 18:22:44,376 INFO L225 Difference]: With dead ends: 164 [2020-07-28 18:22:44,377 INFO L226 Difference]: Without dead ends: 0 [2020-07-28 18:22:44,378 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 209 GetRequests, 191 SyntacticMatches, 4 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=78, Invalid=162, Unknown=0, NotChecked=0, Total=240 [2020-07-28 18:22:44,378 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-28 18:22:44,378 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-28 18:22:44,378 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-28 18:22:44,378 INFO L82 GeneralOperation]: Start isEquivalent. First operand 0 states. Second operand 0 states. [2020-07-28 18:22:44,378 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 18:22:44,379 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 18:22:44,379 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:22:44,379 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 18:22:44,379 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 18:22:44,379 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:22:44,379 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:22:44,379 INFO L74 IsIncluded]: Start isIncluded. First operand 0 states. Second operand 0 states. [2020-07-28 18:22:44,379 INFO L87 Difference]: Start difference. First operand 0 states. Second operand 0 states. [2020-07-28 18:22:44,380 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-28 18:22:44,380 INFO L93 Difference]: Finished difference Result 0 states and 0 transitions. [2020-07-28 18:22:44,380 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 18:22:44,380 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:22:44,380 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-28 18:22:44,380 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-28 18:22:44,380 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-28 18:22:44,381 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-28 18:22:44,381 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-28 18:22:44,381 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 105 [2020-07-28 18:22:44,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-28 18:22:44,381 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-28 18:22:44,381 INFO L480 AbstractCegarLoop]: Interpolant automaton has 15 states. [2020-07-28 18:22:44,381 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-28 18:22:44,381 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-28 18:22:44,582 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 mathsat -unsat_core_generation=3 [2020-07-28 18:22:44,585 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-28 18:22:44,919 WARN L193 SmtUtils]: Spent 295.00 ms on a formula simplification. DAG size of input: 229 DAG size of output: 159 [2020-07-28 18:22:45,860 WARN L193 SmtUtils]: Spent 929.00 ms on a formula simplification. DAG size of input: 159 DAG size of output: 10 [2020-07-28 18:22:45,862 INFO L268 CegarLoopResult]: For program point L2-1(line 2) no Hoare annotation was computed. [2020-07-28 18:22:45,863 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-07-28 18:22:45,863 INFO L268 CegarLoopResult]: For program point L2-3(line 2) no Hoare annotation was computed. [2020-07-28 18:22:45,863 INFO L271 CegarLoopResult]: At program point L15(lines 3 16) the Hoare annotation is: true [2020-07-28 18:22:45,863 INFO L268 CegarLoopResult]: For program point L7(lines 7 11) no Hoare annotation was computed. [2020-07-28 18:22:45,863 INFO L264 CegarLoopResult]: At program point L7-2(lines 6 12) the Hoare annotation is: (or (= (bvurem ULTIMATE.start_main_~x~0 (_ bv2 32)) (_ bv0 32)) (bvult (bvadd ULTIMATE.start_main_~x~0 (_ bv4294967295 32)) (_ bv10000000 32))) [2020-07-28 18:22:45,863 INFO L268 CegarLoopResult]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2020-07-28 18:22:45,863 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-07-28 18:22:45,863 INFO L268 CegarLoopResult]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONERROR_FUNCTION(line 2) no Hoare annotation was computed. [2020-07-28 18:22:45,864 INFO L268 CegarLoopResult]: For program point L6-2(lines 6 12) no Hoare annotation was computed. [2020-07-28 18:22:45,864 INFO L268 CegarLoopResult]: For program point L2(line 2) no Hoare annotation was computed. [2020-07-28 18:22:45,867 WARN L170 areAnnotationChecker]: ULTIMATE.startENTRY has no Hoare annotation [2020-07-28 18:22:45,867 WARN L170 areAnnotationChecker]: L6-2 has no Hoare annotation [2020-07-28 18:22:45,867 WARN L170 areAnnotationChecker]: L6-2 has no Hoare annotation [2020-07-28 18:22:45,867 WARN L170 areAnnotationChecker]: L7 has no Hoare annotation [2020-07-28 18:22:45,867 WARN L170 areAnnotationChecker]: L6-2 has no Hoare annotation [2020-07-28 18:22:45,867 WARN L170 areAnnotationChecker]: L7 has no Hoare annotation [2020-07-28 18:22:45,867 WARN L170 areAnnotationChecker]: L7 has no Hoare annotation [2020-07-28 18:22:45,868 WARN L170 areAnnotationChecker]: L2 has no Hoare annotation [2020-07-28 18:22:45,868 WARN L170 areAnnotationChecker]: L2 has no Hoare annotation [2020-07-28 18:22:45,868 WARN L170 areAnnotationChecker]: L2-1 has no Hoare annotation [2020-07-28 18:22:45,868 WARN L170 areAnnotationChecker]: L2-1 has no Hoare annotation [2020-07-28 18:22:45,868 WARN L170 areAnnotationChecker]: L2-3 has no Hoare annotation [2020-07-28 18:22:45,868 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 18:22:45,868 WARN L170 areAnnotationChecker]: ULTIMATE.startFINAL has no Hoare annotation [2020-07-28 18:22:45,868 INFO L163 areAnnotationChecker]: CFG has 0 edges. 0 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. 0 times interpolants missing. [2020-07-28 18:22:45,877 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 28.07 06:22:45 BoogieIcfgContainer [2020-07-28 18:22:45,878 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-28 18:22:45,878 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2020-07-28 18:22:45,878 INFO L271 PluginConnector]: Initializing Witness Printer... [2020-07-28 18:22:45,878 INFO L275 PluginConnector]: Witness Printer initialized [2020-07-28 18:22:45,879 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 28.07 06:22:13" (3/4) ... [2020-07-28 18:22:45,882 INFO L137 WitnessPrinter]: Generating witness for correct program [2020-07-28 18:22:45,891 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 4 nodes and edges [2020-07-28 18:22:45,892 INFO L902 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2020-07-28 18:22:45,925 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2020-07-28 18:22:45,925 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2020-07-28 18:22:45,927 INFO L168 Benchmark]: Toolchain (without parser) took 32889.79 ms. Allocated memory was 1.0 GB in the beginning and 1.4 GB in the end (delta: 326.1 MB). Free memory was 957.5 MB in the beginning and 1.2 GB in the end (delta: -232.6 MB). Peak memory consumption was 93.5 MB. Max. memory is 11.5 GB. [2020-07-28 18:22:45,927 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 18:22:45,928 INFO L168 Benchmark]: CACSL2BoogieTranslator took 233.66 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 946.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. [2020-07-28 18:22:45,928 INFO L168 Benchmark]: Boogie Procedure Inliner took 91.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 946.8 MB in the beginning and 1.1 GB in the end (delta: -179.9 MB). Peak memory consumption was 9.6 MB. Max. memory is 11.5 GB. [2020-07-28 18:22:45,928 INFO L168 Benchmark]: Boogie Preprocessor took 22.67 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 18:22:45,929 INFO L168 Benchmark]: RCFGBuilder took 280.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. [2020-07-28 18:22:45,929 INFO L168 Benchmark]: TraceAbstraction took 32200.75 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 196.1 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -89.2 MB). Peak memory consumption was 106.9 MB. Max. memory is 11.5 GB. [2020-07-28 18:22:45,930 INFO L168 Benchmark]: Witness Printer took 46.91 ms. Allocated memory is still 1.4 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-28 18:22:45,932 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 233.66 ms. Allocated memory is still 1.0 GB. Free memory was 957.5 MB in the beginning and 946.8 MB in the end (delta: 10.7 MB). Peak memory consumption was 10.7 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 91.04 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 130.0 MB). Free memory was 946.8 MB in the beginning and 1.1 GB in the end (delta: -179.9 MB). Peak memory consumption was 9.6 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 22.67 ms. Allocated memory is still 1.2 GB. Free memory is still 1.1 GB. There was no memory consumed. Max. memory is 11.5 GB. * RCFGBuilder took 280.24 ms. Allocated memory is still 1.2 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 19.2 MB). Peak memory consumption was 19.2 MB. Max. memory is 11.5 GB. * TraceAbstraction took 32200.75 ms. Allocated memory was 1.2 GB in the beginning and 1.4 GB in the end (delta: 196.1 MB). Free memory was 1.1 GB in the beginning and 1.2 GB in the end (delta: -89.2 MB). Peak memory consumption was 106.9 MB. Max. memory is 11.5 GB. * Witness Printer took 46.91 ms. Allocated memory is still 1.4 GB. Free memory is still 1.2 GB. There was no memory consumed. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 2]: 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: 3]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 6]: Loop Invariant Derived loop invariant: ~bvurem32(x, 2bv32) == 0bv32 || ~bvult32(~bvadd64(x, 4294967295bv32), 10000000bv32) - StatisticsResult: Ultimate Automizer benchmark data CFG has 1 procedures, 11 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 30.8s, OverallIterations: 8, TraceHistogramMax: 50, AutomataDifference: 21.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.2s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 44 SDtfs, 109 SDslu, 63 SDs, 0 SdLazy, 1709 SolverSat, 141 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 538 GetRequests, 390 SyntacticMatches, 5 SemanticMatches, 143 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 308 ImplicationChecksByTransitivity, 17.8s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=106occurred in iteration=7, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.2s AutomataMinimizationTime, 8 MinimizatonAttempts, 2 StatesRemovedByMinimization, 1 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 2 LocationsWithAnnotation, 2 PreInvPairs, 55 NumberOfFragments, 12 HoareAnnotationTreeSize, 2 FomulaSimplifications, 1556 FormulaSimplificationTreeSizeReduction, 0.3s HoareSimplificationTime, 2 FomulaSimplificationsInter, 1391 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.1s SatisfiabilityAnalysisTime, 6.3s InterpolantComputationTime, 256 NumberOfCodeBlocks, 176 NumberOfCodeBlocksAsserted, 56 NumberOfCheckSat, 496 ConstructedInterpolants, 0 QuantifiedInterpolants, 94446 SizeOfPredicates, 4 NumberOfNonLiveVariables, 268 ConjunctsInSsa, 76 ConjunctsInUnsatCore, 16 InterpolantComputations, 4 PerfectInterpolantSequences, 5734/7044 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...