./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version c3fed411 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx15G -Xms4m -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.5.800.v20200727-1323.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/uthash-2.0.2/uthash_BER_test5-3.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-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 ! overflow) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 5b724500cddd07446974ec59df8ac86aa980f4ff713324fa73d397377235cbe2 --- Real Ultimate output --- This is Ultimate 0.2.2-tmp.no-commuhash-c3fed41 [2021-12-19 15:36:08,683 INFO L177 SettingsManager]: Resetting all preferences to default values... [2021-12-19 15:36:08,708 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2021-12-19 15:36:08,731 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2021-12-19 15:36:08,732 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2021-12-19 15:36:08,734 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2021-12-19 15:36:08,736 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2021-12-19 15:36:08,738 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2021-12-19 15:36:08,739 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2021-12-19 15:36:08,742 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2021-12-19 15:36:08,743 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2021-12-19 15:36:08,744 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2021-12-19 15:36:08,744 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2021-12-19 15:36:08,746 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2021-12-19 15:36:08,747 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2021-12-19 15:36:08,751 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2021-12-19 15:36:08,751 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2021-12-19 15:36:08,752 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2021-12-19 15:36:08,755 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2021-12-19 15:36:08,759 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2021-12-19 15:36:08,759 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2021-12-19 15:36:08,760 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2021-12-19 15:36:08,761 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2021-12-19 15:36:08,762 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2021-12-19 15:36:08,766 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2021-12-19 15:36:08,766 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2021-12-19 15:36:08,766 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2021-12-19 15:36:08,767 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2021-12-19 15:36:08,768 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2021-12-19 15:36:08,768 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2021-12-19 15:36:08,769 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2021-12-19 15:36:08,769 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2021-12-19 15:36:08,770 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2021-12-19 15:36:08,771 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2021-12-19 15:36:08,772 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2021-12-19 15:36:08,772 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2021-12-19 15:36:08,772 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2021-12-19 15:36:08,773 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2021-12-19 15:36:08,773 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2021-12-19 15:36:08,774 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2021-12-19 15:36:08,774 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2021-12-19 15:36:08,775 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2021-12-19 15:36:08,803 INFO L113 SettingsManager]: Loading preferences was successful [2021-12-19 15:36:08,803 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2021-12-19 15:36:08,803 INFO L136 SettingsManager]: Preferences of UltimateCore differ from their defaults: [2021-12-19 15:36:08,804 INFO L138 SettingsManager]: * Log level for class=de.uni_freiburg.informatik.ultimate.lib.smtlibutils.quantifier.QuantifierPusher=ERROR; [2021-12-19 15:36:08,804 INFO L136 SettingsManager]: Preferences of Boogie Procedure Inliner differ from their defaults: [2021-12-19 15:36:08,804 INFO L138 SettingsManager]: * Ignore calls to procedures called more than once=ONLY_FOR_SEQUENTIAL_PROGRAMS [2021-12-19 15:36:08,805 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2021-12-19 15:36:08,805 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2021-12-19 15:36:08,805 INFO L138 SettingsManager]: * Use SBE=true [2021-12-19 15:36:08,805 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2021-12-19 15:36:08,806 INFO L138 SettingsManager]: * sizeof long=4 [2021-12-19 15:36:08,806 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2021-12-19 15:36:08,806 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2021-12-19 15:36:08,806 INFO L138 SettingsManager]: * sizeof POINTER=4 [2021-12-19 15:36:08,806 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2021-12-19 15:36:08,806 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2021-12-19 15:36:08,806 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2021-12-19 15:36:08,807 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2021-12-19 15:36:08,807 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2021-12-19 15:36:08,807 INFO L138 SettingsManager]: * sizeof long double=12 [2021-12-19 15:36:08,807 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2021-12-19 15:36:08,807 INFO L138 SettingsManager]: * Use constant arrays=true [2021-12-19 15:36:08,807 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2021-12-19 15:36:08,807 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2021-12-19 15:36:08,808 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2021-12-19 15:36:08,808 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2021-12-19 15:36:08,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-19 15:36:08,808 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2021-12-19 15:36:08,808 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2021-12-19 15:36:08,808 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2021-12-19 15:36:08,808 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2021-12-19 15:36:08,808 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2021-12-19 15:36:08,809 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2021-12-19 15:36:08,809 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2021-12-19 15:36:08,809 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode WARNING: An illegal reflective access operation has occurred WARNING: Illegal reflective access by com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 (file:/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/com.sun.xml.bind_2.2.0.v201505121915.jar) to method java.lang.ClassLoader.defineClass(java.lang.String,byte[],int,int) WARNING: Please consider reporting this to the maintainers of com.sun.xml.bind.v2.runtime.reflect.opt.Injector$1 WARNING: Use --illegal-access=warn to enable warnings of further illegal reflective access operations WARNING: All illegal access operations will be denied in a future release Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! overflow) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 5b724500cddd07446974ec59df8ac86aa980f4ff713324fa73d397377235cbe2 [2021-12-19 15:36:08,998 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2021-12-19 15:36:09,014 INFO L261 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2021-12-19 15:36:09,016 INFO L217 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2021-12-19 15:36:09,017 INFO L271 PluginConnector]: Initializing CDTParser... [2021-12-19 15:36:09,017 INFO L275 PluginConnector]: CDTParser initialized [2021-12-19 15:36:09,018 INFO L432 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i [2021-12-19 15:36:09,086 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9088645e1/e214423e93884696841e67baaa40a140/FLAGddd080991 [2021-12-19 15:36:09,543 INFO L306 CDTParser]: Found 1 translation units. [2021-12-19 15:36:09,547 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i [2021-12-19 15:36:09,566 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9088645e1/e214423e93884696841e67baaa40a140/FLAGddd080991 [2021-12-19 15:36:10,037 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9088645e1/e214423e93884696841e67baaa40a140 [2021-12-19 15:36:10,038 INFO L299 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2021-12-19 15:36:10,039 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2021-12-19 15:36:10,040 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2021-12-19 15:36:10,040 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2021-12-19 15:36:10,043 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2021-12-19 15:36:10,043 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 03:36:10" (1/1) ... [2021-12-19 15:36:10,044 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@76f91c9b and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:36:10, skipping insertion in model container [2021-12-19 15:36:10,044 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 19.12 03:36:10" (1/1) ... [2021-12-19 15:36:10,048 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2021-12-19 15:36:10,093 INFO L178 MainTranslator]: Built tables and reachable declarations [2021-12-19 15:36:10,390 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i[33021,33034] [2021-12-19 15:36:10,524 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i[49681,49694] [2021-12-19 15:36:10,546 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-19 15:36:10,554 INFO L203 MainTranslator]: Completed pre-run [2021-12-19 15:36:10,581 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i[33021,33034] [2021-12-19 15:36:10,625 WARN L230 ndardFunctionHandler]: Function reach_error is already implemented but we override the implementation for the call at /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/uthash-2.0.2/uthash_BER_test5-3.i[49681,49694] [2021-12-19 15:36:10,637 INFO L209 PostProcessor]: Analyzing one entry point: main [2021-12-19 15:36:10,664 INFO L208 MainTranslator]: Completed translation [2021-12-19 15:36:10,665 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:36:10 WrapperNode [2021-12-19 15:36:10,665 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2021-12-19 15:36:10,667 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2021-12-19 15:36:10,667 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2021-12-19 15:36:10,667 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2021-12-19 15:36:10,672 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:36:10" (1/1) ... [2021-12-19 15:36:10,717 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:36:10" (1/1) ... [2021-12-19 15:36:10,809 INFO L137 Inliner]: procedures = 177, calls = 487, calls flagged for inlining = 3, calls inlined = 3, statements flattened = 1704 [2021-12-19 15:36:10,809 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2021-12-19 15:36:10,810 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2021-12-19 15:36:10,810 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2021-12-19 15:36:10,810 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2021-12-19 15:36:10,817 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:36:10" (1/1) ... [2021-12-19 15:36:10,817 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:36:10" (1/1) ... [2021-12-19 15:36:10,834 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:36:10" (1/1) ... [2021-12-19 15:36:10,834 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:36:10" (1/1) ... [2021-12-19 15:36:10,890 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:36:10" (1/1) ... [2021-12-19 15:36:10,911 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:36:10" (1/1) ... [2021-12-19 15:36:10,918 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:36:10" (1/1) ... [2021-12-19 15:36:10,927 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2021-12-19 15:36:10,932 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2021-12-19 15:36:10,932 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2021-12-19 15:36:10,932 INFO L275 PluginConnector]: RCFGBuilder initialized [2021-12-19 15:36:10,934 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:36:10" (1/1) ... [2021-12-19 15:36:10,939 INFO L168 SolverBuilder]: Constructing external solver with command: z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2021-12-19 15:36:10,946 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 15:36:10,956 INFO L229 MonitoredProcess]: Starting monitored process 1 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) [2021-12-19 15:36:10,965 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Waiting until timeout for monitored process [2021-12-19 15:36:10,985 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2021-12-19 15:36:10,986 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2021-12-19 15:36:10,986 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2021-12-19 15:36:10,988 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2021-12-19 15:36:10,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.C_memset [2021-12-19 15:36:10,988 INFO L138 BoogieDeclarations]: Found implementation of procedure #Ultimate.C_memset [2021-12-19 15:36:10,988 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2021-12-19 15:36:10,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocInit [2021-12-19 15:36:10,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2021-12-19 15:36:10,989 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2021-12-19 15:36:10,989 INFO L130 BoogieDeclarations]: Found specification of procedure memcmp [2021-12-19 15:36:10,989 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2021-12-19 15:36:10,989 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2021-12-19 15:36:10,989 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2021-12-19 15:36:10,990 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2021-12-19 15:36:10,990 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2021-12-19 15:36:11,200 INFO L236 CfgBuilder]: Building ICFG [2021-12-19 15:36:11,201 INFO L262 CfgBuilder]: Building CFG for each procedure with an implementation [2021-12-19 15:36:11,993 INFO L277 CfgBuilder]: Performing block encoding [2021-12-19 15:36:11,998 INFO L296 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2021-12-19 15:36:11,998 INFO L301 CfgBuilder]: Removed 100 assume(true) statements. [2021-12-19 15:36:12,000 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 03:36:12 BoogieIcfgContainer [2021-12-19 15:36:12,000 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2021-12-19 15:36:12,001 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2021-12-19 15:36:12,001 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2021-12-19 15:36:12,003 INFO L275 PluginConnector]: TraceAbstraction initialized [2021-12-19 15:36:12,003 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 19.12 03:36:10" (1/3) ... [2021-12-19 15:36:12,004 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2165dca4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.12 03:36:12, skipping insertion in model container [2021-12-19 15:36:12,004 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 19.12 03:36:10" (2/3) ... [2021-12-19 15:36:12,004 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@2165dca4 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 19.12 03:36:12, skipping insertion in model container [2021-12-19 15:36:12,004 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 03:36:12" (3/3) ... [2021-12-19 15:36:12,005 INFO L111 eAbstractionObserver]: Analyzing ICFG uthash_BER_test5-3.i [2021-12-19 15:36:12,008 INFO L204 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2021-12-19 15:36:12,008 INFO L163 ceAbstractionStarter]: Applying trace abstraction to program that has 10 error locations. [2021-12-19 15:36:12,035 INFO L338 AbstractCegarLoop]: ======== Iteration 0 == of CEGAR loop == AllErrorsAtOnce ======== [2021-12-19 15:36:12,039 INFO L339 AbstractCegarLoop]: Settings: SEPARATE_VIOLATION_CHECK=true, mInterprocedural=true, mMaxIterations=1000000, mWatchIteration=1000000, mArtifact=RCFG, mInterpolation=FPandBP, mInterpolantAutomaton=STRAIGHT_LINE, mDumpAutomata=false, mAutomataFormat=ATS_NUMERATE, mDumpPath=., mDeterminiation=PREDICATE_ABSTRACTION, mMinimize=MINIMIZE_SEVPA, mHoare=true, mAutomataTypeConcurrency=FINITE_AUTOMATA, mHoareTripleChecks=INCREMENTAL, mHoareAnnotationPositions=LoopsAndPotentialCycles, mDumpOnlyReuseAutomata=false, mLimitTraceHistogram=0, mErrorLocTimeLimit=0, mLimitPathProgramCount=0, mCollectInterpolantStatistics=true, mHeuristicEmptinessCheck=false, mHeuristicEmptinessCheckAStarHeuristic=ZERO, mHeuristicEmptinessCheckAStarHeuristicRandomSeed=1337, mHeuristicEmptinessCheckSmtFeatureScoringMethod=DAGSIZE, mSMTFeatureExtraction=false, mSMTFeatureExtractionDumpPath=., mOverrideInterpolantAutomaton=false, mMcrInterpolantMethod=WP, mLoopAccelerationTechnique=FAST_UPR [2021-12-19 15:36:12,040 INFO L340 AbstractCegarLoop]: Starting to check reachability of 10 error locations. [2021-12-19 15:36:12,053 INFO L276 IsEmpty]: Start isEmpty. Operand has 323 states, 299 states have (on average 1.7123745819397993) internal successors, (512), 314 states have internal predecessors, (512), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) [2021-12-19 15:36:12,055 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-12-19 15:36:12,055 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:36:12,055 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-12-19 15:36:12,056 INFO L402 AbstractCegarLoop]: === Iteration 1 === Targeting ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-19 15:36:12,058 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:36:12,059 INFO L85 PathProgramCache]: Analyzing trace with hash 1126982839, now seen corresponding path program 1 times [2021-12-19 15:36:12,064 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:36:12,064 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [235351246] [2021-12-19 15:36:12,064 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:36:12,065 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:36:12,157 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 15:36:12,158 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1896428708] [2021-12-19 15:36:12,158 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:36:12,159 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:36:12,159 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 15:36:12,183 INFO L229 MonitoredProcess]: Starting monitored process 2 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 15:36:12,212 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Waiting until timeout for monitored process [2021-12-19 15:36:12,352 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:36:12,355 INFO L263 TraceCheckSpWp]: Trace formula consists of 50 conjuncts, 2 conjunts are in the unsatisfiable core [2021-12-19 15:36:12,359 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 15:36:12,396 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 15:36:12,396 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-19 15:36:12,396 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:36:12,396 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [235351246] [2021-12-19 15:36:12,397 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-19 15:36:12,397 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1896428708] [2021-12-19 15:36:12,397 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1896428708] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:36:12,398 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:36:12,398 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 15:36:12,400 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [552581909] [2021-12-19 15:36:12,400 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:36:12,403 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-19 15:36:12,404 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:36:12,428 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 15:36:12,429 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:36:12,433 INFO L87 Difference]: Start difference. First operand has 323 states, 299 states have (on average 1.7123745819397993) internal successors, (512), 314 states have internal predecessors, (512), 11 states have call successors, (11), 2 states have call predecessors, (11), 2 states have return successors, (11), 7 states have call predecessors, (11), 11 states have call successors, (11) Second operand has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:36:12,533 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:36:12,533 INFO L93 Difference]: Finished difference Result 896 states and 1510 transitions. [2021-12-19 15:36:12,534 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 15:36:12,535 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2021-12-19 15:36:12,535 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:36:12,544 INFO L225 Difference]: With dead ends: 896 [2021-12-19 15:36:12,544 INFO L226 Difference]: Without dead ends: 521 [2021-12-19 15:36:12,548 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:36:12,550 INFO L933 BasicCegarLoop]: 456 mSDtfsCounter, 314 mSDsluCounter, 405 mSDsCounter, 0 mSdLazyCounter, 29 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 325 SdHoareTripleChecker+Valid, 861 SdHoareTripleChecker+Invalid, 33 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 29 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-19 15:36:12,551 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [325 Valid, 861 Invalid, 33 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 29 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-19 15:36:12,563 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 521 states. [2021-12-19 15:36:12,603 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 521 to 341. [2021-12-19 15:36:12,604 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 341 states, 315 states have (on average 1.3460317460317461) internal successors, (424), 332 states have internal predecessors, (424), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 8 states have call predecessors, (16), 16 states have call successors, (16) [2021-12-19 15:36:12,605 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 341 states to 341 states and 456 transitions. [2021-12-19 15:36:12,606 INFO L78 Accepts]: Start accepts. Automaton has 341 states and 456 transitions. Word has length 6 [2021-12-19 15:36:12,606 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:36:12,606 INFO L470 AbstractCegarLoop]: Abstraction has 341 states and 456 transitions. [2021-12-19 15:36:12,606 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 2.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:36:12,606 INFO L276 IsEmpty]: Start isEmpty. Operand 341 states and 456 transitions. [2021-12-19 15:36:12,606 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 7 [2021-12-19 15:36:12,607 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:36:12,607 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1] [2021-12-19 15:36:12,636 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (2)] Ended with exit code 0 [2021-12-19 15:36:12,807 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable0 [2021-12-19 15:36:12,810 INFO L402 AbstractCegarLoop]: === Iteration 2 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-19 15:36:12,812 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:36:12,813 INFO L85 PathProgramCache]: Analyzing trace with hash 1126331241, now seen corresponding path program 1 times [2021-12-19 15:36:12,813 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:36:12,813 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1884199930] [2021-12-19 15:36:12,813 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:36:12,814 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:36:12,844 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 15:36:12,844 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [147972718] [2021-12-19 15:36:12,844 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:36:12,844 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:36:12,845 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 15:36:12,845 INFO L229 MonitoredProcess]: Starting monitored process 3 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 15:36:12,846 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Waiting until timeout for monitored process [2021-12-19 15:36:12,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:36:12,986 INFO L263 TraceCheckSpWp]: Trace formula consists of 72 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-19 15:36:12,987 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 15:36:12,999 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 15:36:12,999 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-19 15:36:13,000 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:36:13,000 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1884199930] [2021-12-19 15:36:13,000 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-19 15:36:13,000 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [147972718] [2021-12-19 15:36:13,000 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [147972718] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:36:13,001 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:36:13,001 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-19 15:36:13,001 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1996042212] [2021-12-19 15:36:13,001 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:36:13,002 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-19 15:36:13,002 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:36:13,002 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 15:36:13,002 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:36:13,002 INFO L87 Difference]: Start difference. First operand 341 states and 456 transitions. Second operand has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:36:13,038 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:36:13,038 INFO L93 Difference]: Finished difference Result 522 states and 688 transitions. [2021-12-19 15:36:13,039 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 15:36:13,039 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 6 [2021-12-19 15:36:13,039 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:36:13,040 INFO L225 Difference]: With dead ends: 522 [2021-12-19 15:36:13,041 INFO L226 Difference]: Without dead ends: 519 [2021-12-19 15:36:13,041 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 5 GetRequests, 4 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:36:13,042 INFO L933 BasicCegarLoop]: 386 mSDtfsCounter, 308 mSDsluCounter, 333 mSDsCounter, 0 mSdLazyCounter, 26 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 319 SdHoareTripleChecker+Valid, 719 SdHoareTripleChecker+Invalid, 29 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 26 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-19 15:36:13,042 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [319 Valid, 719 Invalid, 29 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 26 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-19 15:36:13,043 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 519 states. [2021-12-19 15:36:13,052 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 519 to 345. [2021-12-19 15:36:13,069 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 345 states, 319 states have (on average 1.3385579937304075) internal successors, (427), 336 states have internal predecessors, (427), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 8 states have call predecessors, (16), 16 states have call successors, (16) [2021-12-19 15:36:13,070 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 345 states to 345 states and 459 transitions. [2021-12-19 15:36:13,070 INFO L78 Accepts]: Start accepts. Automaton has 345 states and 459 transitions. Word has length 6 [2021-12-19 15:36:13,071 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:36:13,071 INFO L470 AbstractCegarLoop]: Abstraction has 345 states and 459 transitions. [2021-12-19 15:36:13,071 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 2 states have (on average 3.0) internal successors, (6), 3 states have internal predecessors, (6), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:36:13,071 INFO L276 IsEmpty]: Start isEmpty. Operand 345 states and 459 transitions. [2021-12-19 15:36:13,073 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-12-19 15:36:13,073 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:36:13,073 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 15:36:13,093 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (3)] Forceful destruction successful, exit code 0 [2021-12-19 15:36:13,290 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 3 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2021-12-19 15:36:13,290 INFO L402 AbstractCegarLoop]: === Iteration 3 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-19 15:36:13,290 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:36:13,290 INFO L85 PathProgramCache]: Analyzing trace with hash 765811442, now seen corresponding path program 1 times [2021-12-19 15:36:13,291 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:36:13,291 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2143195990] [2021-12-19 15:36:13,291 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:36:13,291 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:36:13,416 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 15:36:13,416 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [553176254] [2021-12-19 15:36:13,416 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:36:13,417 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:36:13,417 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 15:36:13,418 INFO L229 MonitoredProcess]: Starting monitored process 4 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 15:36:13,419 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Waiting until timeout for monitored process [2021-12-19 15:36:14,144 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:36:14,159 INFO L263 TraceCheckSpWp]: Trace formula consists of 2966 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-19 15:36:14,164 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 15:36:14,320 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 15:36:14,321 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-19 15:36:14,321 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:36:14,321 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [2143195990] [2021-12-19 15:36:14,321 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-19 15:36:14,321 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [553176254] [2021-12-19 15:36:14,321 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [553176254] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:36:14,321 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:36:14,322 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 15:36:14,322 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1675806461] [2021-12-19 15:36:14,322 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:36:14,322 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-19 15:36:14,322 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:36:14,323 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 15:36:14,323 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:36:14,323 INFO L87 Difference]: Start difference. First operand 345 states and 459 transitions. Second operand has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:36:14,377 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:36:14,377 INFO L93 Difference]: Finished difference Result 705 states and 943 transitions. [2021-12-19 15:36:14,378 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 15:36:14,378 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 103 [2021-12-19 15:36:14,378 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:36:14,379 INFO L225 Difference]: With dead ends: 705 [2021-12-19 15:36:14,379 INFO L226 Difference]: Without dead ends: 366 [2021-12-19 15:36:14,381 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:36:14,381 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 9 mSDsluCounter, 315 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 645 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-19 15:36:14,382 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 645 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-19 15:36:14,382 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 366 states. [2021-12-19 15:36:14,388 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 366 to 365. [2021-12-19 15:36:14,389 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 365 states, 339 states have (on average 1.3185840707964602) internal successors, (447), 356 states have internal predecessors, (447), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 8 states have call predecessors, (16), 16 states have call successors, (16) [2021-12-19 15:36:14,390 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 365 states to 365 states and 479 transitions. [2021-12-19 15:36:14,390 INFO L78 Accepts]: Start accepts. Automaton has 365 states and 479 transitions. Word has length 103 [2021-12-19 15:36:14,390 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:36:14,390 INFO L470 AbstractCegarLoop]: Abstraction has 365 states and 479 transitions. [2021-12-19 15:36:14,390 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:36:14,390 INFO L276 IsEmpty]: Start isEmpty. Operand 365 states and 479 transitions. [2021-12-19 15:36:14,392 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-12-19 15:36:14,392 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:36:14,392 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 15:36:14,413 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (4)] Ended with exit code 0 [2021-12-19 15:36:14,613 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,4 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:36:14,614 INFO L402 AbstractCegarLoop]: === Iteration 4 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-19 15:36:14,614 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:36:14,614 INFO L85 PathProgramCache]: Analyzing trace with hash 525571696, now seen corresponding path program 1 times [2021-12-19 15:36:14,614 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:36:14,614 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [396592968] [2021-12-19 15:36:14,614 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:36:14,614 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:36:14,721 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 15:36:14,721 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1509604522] [2021-12-19 15:36:14,721 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:36:14,721 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:36:14,722 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 15:36:14,723 INFO L229 MonitoredProcess]: Starting monitored process 5 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 15:36:14,724 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Waiting until timeout for monitored process [2021-12-19 15:36:15,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:36:15,652 INFO L263 TraceCheckSpWp]: Trace formula consists of 2968 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-19 15:36:15,656 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 15:36:15,777 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 15:36:15,778 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-19 15:36:15,778 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:36:15,778 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [396592968] [2021-12-19 15:36:15,778 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-19 15:36:15,778 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1509604522] [2021-12-19 15:36:15,778 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1509604522] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:36:15,779 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:36:15,779 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 15:36:15,779 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709347318] [2021-12-19 15:36:15,779 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:36:15,780 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-19 15:36:15,780 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:36:15,780 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 15:36:15,780 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:36:15,780 INFO L87 Difference]: Start difference. First operand 365 states and 479 transitions. Second operand has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:36:15,828 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:36:15,829 INFO L93 Difference]: Finished difference Result 745 states and 983 transitions. [2021-12-19 15:36:15,830 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 15:36:15,830 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 103 [2021-12-19 15:36:15,830 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:36:15,831 INFO L225 Difference]: With dead ends: 745 [2021-12-19 15:36:15,831 INFO L226 Difference]: Without dead ends: 386 [2021-12-19 15:36:15,832 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 102 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:36:15,833 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 9 mSDsluCounter, 315 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 9 SdHoareTripleChecker+Valid, 645 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-19 15:36:15,833 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [9 Valid, 645 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-19 15:36:15,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 386 states. [2021-12-19 15:36:15,840 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 386 to 385. [2021-12-19 15:36:15,840 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 385 states, 359 states have (on average 1.3008356545961002) internal successors, (467), 376 states have internal predecessors, (467), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 8 states have call predecessors, (16), 16 states have call successors, (16) [2021-12-19 15:36:15,842 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 385 states to 385 states and 499 transitions. [2021-12-19 15:36:15,842 INFO L78 Accepts]: Start accepts. Automaton has 385 states and 499 transitions. Word has length 103 [2021-12-19 15:36:15,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:36:15,842 INFO L470 AbstractCegarLoop]: Abstraction has 385 states and 499 transitions. [2021-12-19 15:36:15,842 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 34.333333333333336) internal successors, (103), 3 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:36:15,843 INFO L276 IsEmpty]: Start isEmpty. Operand 385 states and 499 transitions. [2021-12-19 15:36:15,844 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-12-19 15:36:15,844 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:36:15,844 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 15:36:15,867 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (5)] Forceful destruction successful, exit code 0 [2021-12-19 15:36:16,066 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3,5 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:36:16,066 INFO L402 AbstractCegarLoop]: === Iteration 5 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-19 15:36:16,067 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:36:16,067 INFO L85 PathProgramCache]: Analyzing trace with hash 919938482, now seen corresponding path program 1 times [2021-12-19 15:36:16,067 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:36:16,067 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [354063321] [2021-12-19 15:36:16,067 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:36:16,067 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:36:16,170 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 15:36:16,170 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [398691785] [2021-12-19 15:36:16,170 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:36:16,170 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:36:16,171 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 15:36:16,171 INFO L229 MonitoredProcess]: Starting monitored process 6 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 15:36:16,176 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Waiting until timeout for monitored process [2021-12-19 15:36:17,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:36:17,260 INFO L263 TraceCheckSpWp]: Trace formula consists of 2970 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-19 15:36:17,263 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 15:36:17,447 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 15:36:17,448 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-19 15:36:17,448 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:36:17,448 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [354063321] [2021-12-19 15:36:17,448 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-19 15:36:17,448 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [398691785] [2021-12-19 15:36:17,448 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [398691785] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:36:17,448 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:36:17,449 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-19 15:36:17,449 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1415376555] [2021-12-19 15:36:17,449 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:36:17,449 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-19 15:36:17,449 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:36:17,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-19 15:36:17,450 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-19 15:36:17,450 INFO L87 Difference]: Start difference. First operand 385 states and 499 transitions. Second operand has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:36:17,502 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:36:17,502 INFO L93 Difference]: Finished difference Result 755 states and 983 transitions. [2021-12-19 15:36:17,503 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-19 15:36:17,503 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 103 [2021-12-19 15:36:17,503 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:36:17,504 INFO L225 Difference]: With dead ends: 755 [2021-12-19 15:36:17,504 INFO L226 Difference]: Without dead ends: 376 [2021-12-19 15:36:17,505 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-19 15:36:17,506 INFO L933 BasicCegarLoop]: 331 mSDtfsCounter, 309 mSDsluCounter, 346 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 320 SdHoareTripleChecker+Valid, 677 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-19 15:36:17,506 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [320 Valid, 677 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-19 15:36:17,507 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 376 states. [2021-12-19 15:36:17,512 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 376 to 371. [2021-12-19 15:36:17,513 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 371 states, 345 states have (on average 1.2927536231884058) internal successors, (446), 362 states have internal predecessors, (446), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 8 states have call predecessors, (16), 16 states have call successors, (16) [2021-12-19 15:36:17,514 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 371 states to 371 states and 478 transitions. [2021-12-19 15:36:17,514 INFO L78 Accepts]: Start accepts. Automaton has 371 states and 478 transitions. Word has length 103 [2021-12-19 15:36:17,514 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:36:17,514 INFO L470 AbstractCegarLoop]: Abstraction has 371 states and 478 transitions. [2021-12-19 15:36:17,514 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:36:17,515 INFO L276 IsEmpty]: Start isEmpty. Operand 371 states and 478 transitions. [2021-12-19 15:36:17,515 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-12-19 15:36:17,515 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:36:17,516 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 15:36:17,539 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (6)] Forceful destruction successful, exit code 0 [2021-12-19 15:36:17,723 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4,6 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:36:17,723 INFO L402 AbstractCegarLoop]: === Iteration 6 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-19 15:36:17,724 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:36:17,724 INFO L85 PathProgramCache]: Analyzing trace with hash 6087360, now seen corresponding path program 1 times [2021-12-19 15:36:17,724 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:36:17,724 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [4277913] [2021-12-19 15:36:17,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:36:17,724 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:36:17,901 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 15:36:17,902 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1129608627] [2021-12-19 15:36:17,902 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:36:17,902 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:36:17,902 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 15:36:17,908 INFO L229 MonitoredProcess]: Starting monitored process 7 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 15:36:17,935 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Waiting until timeout for monitored process [2021-12-19 15:36:19,072 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:36:19,087 INFO L263 TraceCheckSpWp]: Trace formula consists of 2956 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-19 15:36:19,090 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 15:36:19,247 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 15:36:19,248 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-19 15:36:19,248 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:36:19,248 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [4277913] [2021-12-19 15:36:19,248 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-19 15:36:19,248 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1129608627] [2021-12-19 15:36:19,248 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1129608627] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:36:19,249 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:36:19,249 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-19 15:36:19,249 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [286116040] [2021-12-19 15:36:19,249 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:36:19,249 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-19 15:36:19,249 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:36:19,250 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-19 15:36:19,250 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-19 15:36:19,250 INFO L87 Difference]: Start difference. First operand 371 states and 478 transitions. Second operand has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:36:19,302 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:36:19,302 INFO L93 Difference]: Finished difference Result 816 states and 1050 transitions. [2021-12-19 15:36:19,303 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-19 15:36:19,303 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 103 [2021-12-19 15:36:19,303 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:36:19,304 INFO L225 Difference]: With dead ends: 816 [2021-12-19 15:36:19,305 INFO L226 Difference]: Without dead ends: 451 [2021-12-19 15:36:19,305 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-19 15:36:19,306 INFO L933 BasicCegarLoop]: 427 mSDtfsCounter, 302 mSDsluCounter, 545 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 313 SdHoareTripleChecker+Valid, 972 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-19 15:36:19,306 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [313 Valid, 972 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-19 15:36:19,307 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 451 states. [2021-12-19 15:36:19,312 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 451 to 357. [2021-12-19 15:36:19,313 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 357 states, 331 states have (on average 1.283987915407855) internal successors, (425), 348 states have internal predecessors, (425), 16 states have call successors, (16), 2 states have call predecessors, (16), 2 states have return successors, (16), 8 states have call predecessors, (16), 16 states have call successors, (16) [2021-12-19 15:36:19,314 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 357 states to 357 states and 457 transitions. [2021-12-19 15:36:19,314 INFO L78 Accepts]: Start accepts. Automaton has 357 states and 457 transitions. Word has length 103 [2021-12-19 15:36:19,314 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:36:19,314 INFO L470 AbstractCegarLoop]: Abstraction has 357 states and 457 transitions. [2021-12-19 15:36:19,314 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 25.75) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:36:19,314 INFO L276 IsEmpty]: Start isEmpty. Operand 357 states and 457 transitions. [2021-12-19 15:36:19,315 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 104 [2021-12-19 15:36:19,315 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:36:19,315 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 15:36:19,338 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (7)] Forceful destruction successful, exit code 0 [2021-12-19 15:36:19,531 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,7 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:36:19,532 INFO L402 AbstractCegarLoop]: === Iteration 7 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-19 15:36:19,532 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:36:19,532 INFO L85 PathProgramCache]: Analyzing trace with hash 2030023538, now seen corresponding path program 1 times [2021-12-19 15:36:19,532 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:36:19,532 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [466019946] [2021-12-19 15:36:19,532 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:36:19,532 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:36:19,695 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 15:36:19,695 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1277524984] [2021-12-19 15:36:19,695 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:36:19,695 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:36:19,696 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 15:36:19,696 INFO L229 MonitoredProcess]: Starting monitored process 8 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 15:36:19,697 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Waiting until timeout for monitored process [2021-12-19 15:36:20,986 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:36:21,000 INFO L263 TraceCheckSpWp]: Trace formula consists of 2942 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-19 15:36:21,003 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 15:36:21,187 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 15:36:21,187 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-19 15:36:21,187 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:36:21,187 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [466019946] [2021-12-19 15:36:21,187 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-19 15:36:21,187 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1277524984] [2021-12-19 15:36:21,187 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1277524984] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:36:21,187 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:36:21,188 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 15:36:21,188 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1345147460] [2021-12-19 15:36:21,188 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:36:21,188 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-19 15:36:21,188 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:36:21,188 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-19 15:36:21,188 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-19 15:36:21,189 INFO L87 Difference]: Start difference. First operand 357 states and 457 transitions. Second operand has 4 states, 3 states have (on average 34.333333333333336) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:36:21,237 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:36:21,237 INFO L93 Difference]: Finished difference Result 543 states and 681 transitions. [2021-12-19 15:36:21,237 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-19 15:36:21,237 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 34.333333333333336) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 103 [2021-12-19 15:36:21,238 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:36:21,239 INFO L225 Difference]: With dead ends: 543 [2021-12-19 15:36:21,239 INFO L226 Difference]: Without dead ends: 542 [2021-12-19 15:36:21,239 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 103 GetRequests, 100 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-19 15:36:21,240 INFO L933 BasicCegarLoop]: 369 mSDtfsCounter, 199 mSDsluCounter, 686 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 210 SdHoareTripleChecker+Valid, 1055 SdHoareTripleChecker+Invalid, 45 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-19 15:36:21,240 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [210 Valid, 1055 Invalid, 45 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-19 15:36:21,241 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 542 states. [2021-12-19 15:36:21,248 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 542 to 538. [2021-12-19 15:36:21,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 538 states, 506 states have (on average 1.2529644268774704) internal successors, (634), 523 states have internal predecessors, (634), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 14 states have call predecessors, (22), 22 states have call successors, (22) [2021-12-19 15:36:21,250 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 538 states to 538 states and 678 transitions. [2021-12-19 15:36:21,251 INFO L78 Accepts]: Start accepts. Automaton has 538 states and 678 transitions. Word has length 103 [2021-12-19 15:36:21,251 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:36:21,251 INFO L470 AbstractCegarLoop]: Abstraction has 538 states and 678 transitions. [2021-12-19 15:36:21,251 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 34.333333333333336) internal successors, (103), 4 states have internal predecessors, (103), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:36:21,251 INFO L276 IsEmpty]: Start isEmpty. Operand 538 states and 678 transitions. [2021-12-19 15:36:21,252 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 105 [2021-12-19 15:36:21,252 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:36:21,252 INFO L514 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 15:36:21,292 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (8)] Ended with exit code 0 [2021-12-19 15:36:21,465 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,8 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:36:21,466 INFO L402 AbstractCegarLoop]: === Iteration 8 === Targeting ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-19 15:36:21,466 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:36:21,466 INFO L85 PathProgramCache]: Analyzing trace with hash -1493778997, now seen corresponding path program 1 times [2021-12-19 15:36:21,466 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:36:21,466 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1394153047] [2021-12-19 15:36:21,467 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:36:21,467 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:36:21,578 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 15:36:21,579 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1696288932] [2021-12-19 15:36:21,579 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:36:21,579 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:36:21,579 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 15:36:21,580 INFO L229 MonitoredProcess]: Starting monitored process 9 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 15:36:21,581 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Waiting until timeout for monitored process [2021-12-19 15:36:23,023 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:36:23,037 INFO L263 TraceCheckSpWp]: Trace formula consists of 2943 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-19 15:36:23,039 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 15:36:23,194 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 15:36:23,195 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-19 15:36:23,195 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:36:23,195 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1394153047] [2021-12-19 15:36:23,195 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-19 15:36:23,195 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1696288932] [2021-12-19 15:36:23,195 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1696288932] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:36:23,195 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:36:23,195 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 15:36:23,195 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2011894180] [2021-12-19 15:36:23,195 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:36:23,195 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-19 15:36:23,195 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:36:23,196 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-19 15:36:23,196 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-19 15:36:23,196 INFO L87 Difference]: Start difference. First operand 538 states and 678 transitions. Second operand has 4 states, 3 states have (on average 34.666666666666664) internal successors, (104), 4 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:36:23,227 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:36:23,227 INFO L93 Difference]: Finished difference Result 538 states and 678 transitions. [2021-12-19 15:36:23,228 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-19 15:36:23,228 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 34.666666666666664) internal successors, (104), 4 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 104 [2021-12-19 15:36:23,229 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:36:23,230 INFO L225 Difference]: With dead ends: 538 [2021-12-19 15:36:23,230 INFO L226 Difference]: Without dead ends: 536 [2021-12-19 15:36:23,230 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 104 GetRequests, 101 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-19 15:36:23,231 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 202 mSDsluCounter, 335 mSDsCounter, 0 mSdLazyCounter, 32 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 213 SdHoareTripleChecker+Valid, 652 SdHoareTripleChecker+Invalid, 36 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 32 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-19 15:36:23,231 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [213 Valid, 652 Invalid, 36 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 32 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-19 15:36:23,231 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 536 states. [2021-12-19 15:36:23,240 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 536 to 535. [2021-12-19 15:36:23,241 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 535 states, 505 states have (on average 1.2495049504950495) internal successors, (631), 520 states have internal predecessors, (631), 22 states have call successors, (22), 2 states have call predecessors, (22), 2 states have return successors, (22), 14 states have call predecessors, (22), 22 states have call successors, (22) [2021-12-19 15:36:23,242 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 535 states and 675 transitions. [2021-12-19 15:36:23,242 INFO L78 Accepts]: Start accepts. Automaton has 535 states and 675 transitions. Word has length 104 [2021-12-19 15:36:23,242 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:36:23,242 INFO L470 AbstractCegarLoop]: Abstraction has 535 states and 675 transitions. [2021-12-19 15:36:23,243 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 34.666666666666664) internal successors, (104), 4 states have internal predecessors, (104), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:36:23,243 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 675 transitions. [2021-12-19 15:36:23,245 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 109 [2021-12-19 15:36:23,245 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:36:23,245 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 15:36:23,270 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (9)] Forceful destruction successful, exit code 0 [2021-12-19 15:36:23,469 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable7 [2021-12-19 15:36:23,470 INFO L402 AbstractCegarLoop]: === Iteration 9 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-19 15:36:23,470 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:36:23,470 INFO L85 PathProgramCache]: Analyzing trace with hash -1366065166, now seen corresponding path program 1 times [2021-12-19 15:36:23,470 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:36:23,470 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [360026893] [2021-12-19 15:36:23,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:36:23,470 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:36:23,590 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 15:36:23,590 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [708882223] [2021-12-19 15:36:23,590 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:36:23,590 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:36:23,591 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 15:36:23,591 INFO L229 MonitoredProcess]: Starting monitored process 10 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 15:36:23,592 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Waiting until timeout for monitored process [2021-12-19 15:36:25,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:36:25,193 INFO L263 TraceCheckSpWp]: Trace formula consists of 2972 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-19 15:36:25,196 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 15:36:25,511 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2021-12-19 15:36:25,511 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-19 15:36:25,511 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:36:25,511 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [360026893] [2021-12-19 15:36:25,511 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-19 15:36:25,512 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [708882223] [2021-12-19 15:36:25,512 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [708882223] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:36:25,512 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:36:25,512 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 15:36:25,512 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1720912344] [2021-12-19 15:36:25,512 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:36:25,512 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-19 15:36:25,512 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:36:25,512 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 15:36:25,513 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:36:25,513 INFO L87 Difference]: Start difference. First operand 535 states and 675 transitions. Second operand has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:36:25,597 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:36:25,598 INFO L93 Difference]: Finished difference Result 1001 states and 1288 transitions. [2021-12-19 15:36:25,598 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 15:36:25,598 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) Word has length 108 [2021-12-19 15:36:25,598 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:36:25,600 INFO L225 Difference]: With dead ends: 1001 [2021-12-19 15:36:25,600 INFO L226 Difference]: Without dead ends: 613 [2021-12-19 15:36:25,601 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 107 GetRequests, 106 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:36:25,602 INFO L933 BasicCegarLoop]: 391 mSDtfsCounter, 138 mSDsluCounter, 314 mSDsCounter, 0 mSdLazyCounter, 11 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 148 SdHoareTripleChecker+Valid, 705 SdHoareTripleChecker+Invalid, 14 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 11 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-19 15:36:25,603 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [148 Valid, 705 Invalid, 14 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 11 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-19 15:36:25,604 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 613 states. [2021-12-19 15:36:25,615 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 613 to 609. [2021-12-19 15:36:25,616 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 609 states, 569 states have (on average 1.2688927943760984) internal successors, (722), 594 states have internal predecessors, (722), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 16 states have call predecessors, (32), 32 states have call successors, (32) [2021-12-19 15:36:25,617 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 609 states to 609 states and 786 transitions. [2021-12-19 15:36:25,617 INFO L78 Accepts]: Start accepts. Automaton has 609 states and 786 transitions. Word has length 108 [2021-12-19 15:36:25,617 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:36:25,618 INFO L470 AbstractCegarLoop]: Abstraction has 609 states and 786 transitions. [2021-12-19 15:36:25,618 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 36.0) internal successors, (108), 3 states have internal predecessors, (108), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:36:25,618 INFO L276 IsEmpty]: Start isEmpty. Operand 609 states and 786 transitions. [2021-12-19 15:36:25,619 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 124 [2021-12-19 15:36:25,619 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:36:25,619 INFO L514 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 15:36:25,646 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (10)] Forceful destruction successful, exit code 0 [2021-12-19 15:36:25,841 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,10 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:36:25,841 INFO L402 AbstractCegarLoop]: === Iteration 10 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-19 15:36:25,841 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:36:25,841 INFO L85 PathProgramCache]: Analyzing trace with hash -1569027453, now seen corresponding path program 1 times [2021-12-19 15:36:25,842 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:36:25,842 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [873655331] [2021-12-19 15:36:25,842 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:36:25,842 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:36:25,933 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 15:36:25,934 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [119480335] [2021-12-19 15:36:25,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:36:25,934 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:36:25,934 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 15:36:25,939 INFO L229 MonitoredProcess]: Starting monitored process 11 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 15:36:25,940 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Waiting until timeout for monitored process [2021-12-19 15:36:27,541 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:36:27,551 INFO L263 TraceCheckSpWp]: Trace formula consists of 2109 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-19 15:36:27,554 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 15:36:27,790 INFO L134 CoverageAnalysis]: Checked inductivity of 8 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 4 trivial. 0 not checked. [2021-12-19 15:36:27,790 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-19 15:36:27,790 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:36:27,791 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [873655331] [2021-12-19 15:36:27,791 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-19 15:36:27,791 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [119480335] [2021-12-19 15:36:27,791 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [119480335] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:36:27,791 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:36:27,791 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 15:36:27,791 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [709854783] [2021-12-19 15:36:27,791 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:36:27,792 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-19 15:36:27,792 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:36:27,792 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 15:36:27,792 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:36:27,793 INFO L87 Difference]: Start difference. First operand 609 states and 786 transitions. Second operand has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-19 15:36:27,822 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:36:27,822 INFO L93 Difference]: Finished difference Result 1158 states and 1504 transitions. [2021-12-19 15:36:27,823 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 15:36:27,823 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) Word has length 123 [2021-12-19 15:36:27,824 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:36:27,825 INFO L225 Difference]: With dead ends: 1158 [2021-12-19 15:36:27,825 INFO L226 Difference]: Without dead ends: 607 [2021-12-19 15:36:27,826 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 122 GetRequests, 121 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:36:27,827 INFO L933 BasicCegarLoop]: 333 mSDtfsCounter, 15 mSDsluCounter, 319 mSDsCounter, 0 mSdLazyCounter, 6 mSolverCounterSat, 1 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 17 SdHoareTripleChecker+Valid, 652 SdHoareTripleChecker+Invalid, 7 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 1 IncrementalHoareTripleChecker+Valid, 6 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-19 15:36:27,827 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [17 Valid, 652 Invalid, 7 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [1 Valid, 6 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-19 15:36:27,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 607 states. [2021-12-19 15:36:27,835 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 607 to 607. [2021-12-19 15:36:27,836 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 607 states, 567 states have (on average 1.2680776014109347) internal successors, (719), 592 states have internal predecessors, (719), 32 states have call successors, (32), 2 states have call predecessors, (32), 2 states have return successors, (32), 16 states have call predecessors, (32), 32 states have call successors, (32) [2021-12-19 15:36:27,837 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 607 states to 607 states and 783 transitions. [2021-12-19 15:36:27,837 INFO L78 Accepts]: Start accepts. Automaton has 607 states and 783 transitions. Word has length 123 [2021-12-19 15:36:27,838 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:36:27,838 INFO L470 AbstractCegarLoop]: Abstraction has 607 states and 783 transitions. [2021-12-19 15:36:27,838 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 38.666666666666664) internal successors, (116), 3 states have internal predecessors, (116), 1 states have call successors, (2), 1 states have call predecessors, (2), 1 states have return successors, (2), 1 states have call predecessors, (2), 1 states have call successors, (2) [2021-12-19 15:36:27,838 INFO L276 IsEmpty]: Start isEmpty. Operand 607 states and 783 transitions. [2021-12-19 15:36:27,839 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 139 [2021-12-19 15:36:27,839 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:36:27,839 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 15:36:27,879 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (11)] Forceful destruction successful, exit code 0 [2021-12-19 15:36:28,055 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 11 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2021-12-19 15:36:28,056 INFO L402 AbstractCegarLoop]: === Iteration 11 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-19 15:36:28,056 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:36:28,056 INFO L85 PathProgramCache]: Analyzing trace with hash 1849143874, now seen corresponding path program 1 times [2021-12-19 15:36:28,056 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:36:28,056 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [543417435] [2021-12-19 15:36:28,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:36:28,056 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:36:28,109 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 15:36:28,110 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2029650261] [2021-12-19 15:36:28,110 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:36:28,110 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:36:28,110 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 15:36:28,111 INFO L229 MonitoredProcess]: Starting monitored process 12 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 15:36:28,112 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Waiting until timeout for monitored process [2021-12-19 15:36:29,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:36:29,764 INFO L263 TraceCheckSpWp]: Trace formula consists of 1246 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-19 15:36:29,767 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 15:36:29,947 INFO L134 CoverageAnalysis]: Checked inductivity of 28 backedges. 13 proven. 0 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2021-12-19 15:36:29,947 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-19 15:36:29,947 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:36:29,947 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [543417435] [2021-12-19 15:36:29,947 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-19 15:36:29,947 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2029650261] [2021-12-19 15:36:29,947 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2029650261] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:36:29,947 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:36:29,947 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-19 15:36:29,948 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1021193569] [2021-12-19 15:36:29,948 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:36:29,948 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-19 15:36:29,948 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:36:29,948 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-19 15:36:29,948 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-19 15:36:29,948 INFO L87 Difference]: Start difference. First operand 607 states and 783 transitions. Second operand has 4 states, 4 states have (on average 31.0) internal successors, (124), 4 states have internal predecessors, (124), 1 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2021-12-19 15:36:29,995 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:36:29,995 INFO L93 Difference]: Finished difference Result 1165 states and 1523 transitions. [2021-12-19 15:36:29,996 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-19 15:36:29,996 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 31.0) internal successors, (124), 4 states have internal predecessors, (124), 1 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) Word has length 138 [2021-12-19 15:36:29,996 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:36:29,998 INFO L225 Difference]: With dead ends: 1165 [2021-12-19 15:36:29,998 INFO L226 Difference]: Without dead ends: 610 [2021-12-19 15:36:29,999 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 138 GetRequests, 135 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-19 15:36:29,999 INFO L933 BasicCegarLoop]: 330 mSDtfsCounter, 2 mSDsluCounter, 653 mSDsCounter, 0 mSdLazyCounter, 18 mSolverCounterSat, 3 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 2 SdHoareTripleChecker+Valid, 983 SdHoareTripleChecker+Invalid, 21 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 3 IncrementalHoareTripleChecker+Valid, 18 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-19 15:36:30,000 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [2 Valid, 983 Invalid, 21 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [3 Valid, 18 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-19 15:36:30,001 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 610 states. [2021-12-19 15:36:30,014 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 610 to 610. [2021-12-19 15:36:30,015 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 610 states, 569 states have (on average 1.2688927943760984) internal successors, (722), 595 states have internal predecessors, (722), 32 states have call successors, (32), 2 states have call predecessors, (32), 3 states have return successors, (36), 16 states have call predecessors, (36), 32 states have call successors, (36) [2021-12-19 15:36:30,017 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 610 states to 610 states and 790 transitions. [2021-12-19 15:36:30,018 INFO L78 Accepts]: Start accepts. Automaton has 610 states and 790 transitions. Word has length 138 [2021-12-19 15:36:30,018 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:36:30,018 INFO L470 AbstractCegarLoop]: Abstraction has 610 states and 790 transitions. [2021-12-19 15:36:30,018 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 31.0) internal successors, (124), 4 states have internal predecessors, (124), 1 states have call successors, (4), 1 states have call predecessors, (4), 2 states have return successors, (4), 2 states have call predecessors, (4), 1 states have call successors, (4) [2021-12-19 15:36:30,018 INFO L276 IsEmpty]: Start isEmpty. Operand 610 states and 790 transitions. [2021-12-19 15:36:30,020 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 143 [2021-12-19 15:36:30,021 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:36:30,021 INFO L514 BasicCegarLoop]: trace histogram [4, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 15:36:30,045 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (12)] Forceful destruction successful, exit code 0 [2021-12-19 15:36:30,235 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 12 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable10 [2021-12-19 15:36:30,235 INFO L402 AbstractCegarLoop]: === Iteration 12 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-19 15:36:30,236 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:36:30,236 INFO L85 PathProgramCache]: Analyzing trace with hash 1261986238, now seen corresponding path program 1 times [2021-12-19 15:36:30,236 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:36:30,236 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [492439567] [2021-12-19 15:36:30,236 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:36:30,236 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:36:30,293 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 15:36:30,294 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [892552301] [2021-12-19 15:36:30,294 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:36:30,294 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:36:30,294 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 15:36:30,295 INFO L229 MonitoredProcess]: Starting monitored process 13 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 15:36:30,296 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Waiting until timeout for monitored process [2021-12-19 15:36:31,922 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:36:31,931 INFO L263 TraceCheckSpWp]: Trace formula consists of 1306 conjuncts, 11 conjunts are in the unsatisfiable core [2021-12-19 15:36:31,934 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 15:36:32,105 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 36 proven. 3 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2021-12-19 15:36:32,105 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-19 15:36:32,336 INFO L134 CoverageAnalysis]: Checked inductivity of 50 backedges. 10 proven. 13 refuted. 0 times theorem prover too weak. 27 trivial. 0 not checked. [2021-12-19 15:36:32,336 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:36:32,337 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [492439567] [2021-12-19 15:36:32,337 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-19 15:36:32,337 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [892552301] [2021-12-19 15:36:32,337 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [892552301] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-19 15:36:32,337 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-19 15:36:32,337 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-12-19 15:36:32,337 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [489609599] [2021-12-19 15:36:32,337 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-19 15:36:32,338 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-19 15:36:32,338 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:36:32,338 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-19 15:36:32,339 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=34, Unknown=0, NotChecked=0, Total=56 [2021-12-19 15:36:32,339 INFO L87 Difference]: Start difference. First operand 610 states and 790 transitions. Second operand has 8 states, 8 states have (on average 16.875) internal successors, (135), 8 states have internal predecessors, (135), 2 states have call successors, (6), 2 states have call predecessors, (6), 4 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-12-19 15:36:32,450 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:36:32,450 INFO L93 Difference]: Finished difference Result 1179 states and 1557 transitions. [2021-12-19 15:36:32,451 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2021-12-19 15:36:32,451 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 16.875) internal successors, (135), 8 states have internal predecessors, (135), 2 states have call successors, (6), 2 states have call predecessors, (6), 4 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) Word has length 142 [2021-12-19 15:36:32,451 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:36:32,453 INFO L225 Difference]: With dead ends: 1179 [2021-12-19 15:36:32,454 INFO L226 Difference]: Without dead ends: 621 [2021-12-19 15:36:32,455 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 287 GetRequests, 276 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 12 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=62, Invalid=94, Unknown=0, NotChecked=0, Total=156 [2021-12-19 15:36:32,455 INFO L933 BasicCegarLoop]: 329 mSDtfsCounter, 20 mSDsluCounter, 971 mSDsCounter, 0 mSdLazyCounter, 57 mSolverCounterSat, 16 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 20 SdHoareTripleChecker+Valid, 1300 SdHoareTripleChecker+Invalid, 73 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 16 IncrementalHoareTripleChecker+Valid, 57 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-19 15:36:32,456 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [20 Valid, 1300 Invalid, 73 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [16 Valid, 57 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-19 15:36:32,456 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 621 states. [2021-12-19 15:36:32,471 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 621 to 619. [2021-12-19 15:36:32,472 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 619 states, 577 states have (on average 1.2755632582322356) internal successors, (736), 603 states have internal predecessors, (736), 32 states have call successors, (32), 3 states have call predecessors, (32), 4 states have return successors, (40), 16 states have call predecessors, (40), 32 states have call successors, (40) [2021-12-19 15:36:32,474 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 619 states to 619 states and 808 transitions. [2021-12-19 15:36:32,474 INFO L78 Accepts]: Start accepts. Automaton has 619 states and 808 transitions. Word has length 142 [2021-12-19 15:36:32,474 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:36:32,474 INFO L470 AbstractCegarLoop]: Abstraction has 619 states and 808 transitions. [2021-12-19 15:36:32,475 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 16.875) internal successors, (135), 8 states have internal predecessors, (135), 2 states have call successors, (6), 2 states have call predecessors, (6), 4 states have return successors, (7), 2 states have call predecessors, (7), 2 states have call successors, (7) [2021-12-19 15:36:32,475 INFO L276 IsEmpty]: Start isEmpty. Operand 619 states and 808 transitions. [2021-12-19 15:36:32,476 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 151 [2021-12-19 15:36:32,476 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:36:32,476 INFO L514 BasicCegarLoop]: trace histogram [12, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 15:36:32,503 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (13)] Forceful destruction successful, exit code 0 [2021-12-19 15:36:32,679 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 13 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable11 [2021-12-19 15:36:32,679 INFO L402 AbstractCegarLoop]: === Iteration 13 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-19 15:36:32,679 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:36:32,679 INFO L85 PathProgramCache]: Analyzing trace with hash -1684986750, now seen corresponding path program 2 times [2021-12-19 15:36:32,679 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:36:32,680 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1978208827] [2021-12-19 15:36:32,680 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:36:32,680 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:36:32,735 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 15:36:32,735 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1561680272] [2021-12-19 15:36:32,736 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-19 15:36:32,736 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:36:32,736 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 15:36:32,737 INFO L229 MonitoredProcess]: Starting monitored process 14 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 15:36:32,738 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Waiting until timeout for monitored process [2021-12-19 15:36:34,541 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-19 15:36:34,541 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-19 15:36:34,552 INFO L263 TraceCheckSpWp]: Trace formula consists of 1426 conjuncts, 25 conjunts are in the unsatisfiable core [2021-12-19 15:36:34,555 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 15:36:34,759 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 52 proven. 3 refuted. 0 times theorem prover too weak. 87 trivial. 0 not checked. [2021-12-19 15:36:34,759 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-19 15:36:35,033 INFO L134 CoverageAnalysis]: Checked inductivity of 142 backedges. 4 proven. 48 refuted. 0 times theorem prover too weak. 90 trivial. 0 not checked. [2021-12-19 15:36:35,034 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:36:35,034 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1978208827] [2021-12-19 15:36:35,034 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-19 15:36:35,034 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1561680272] [2021-12-19 15:36:35,034 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1561680272] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-19 15:36:35,034 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-19 15:36:35,034 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 6] total 11 [2021-12-19 15:36:35,034 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [625691589] [2021-12-19 15:36:35,034 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-19 15:36:35,034 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 11 states [2021-12-19 15:36:35,035 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:36:35,035 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2021-12-19 15:36:35,035 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2021-12-19 15:36:35,035 INFO L87 Difference]: Start difference. First operand 619 states and 808 transitions. Second operand has 11 states, 11 states have (on average 12.545454545454545) internal successors, (138), 11 states have internal predecessors, (138), 2 states have call successors, (7), 2 states have call predecessors, (7), 4 states have return successors, (8), 1 states have call predecessors, (8), 2 states have call successors, (8) [2021-12-19 15:36:35,275 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:36:35,276 INFO L93 Difference]: Finished difference Result 1232 states and 1627 transitions. [2021-12-19 15:36:35,276 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-12-19 15:36:35,276 INFO L78 Accepts]: Start accepts. Automaton has has 11 states, 11 states have (on average 12.545454545454545) internal successors, (138), 11 states have internal predecessors, (138), 2 states have call successors, (7), 2 states have call predecessors, (7), 4 states have return successors, (8), 1 states have call predecessors, (8), 2 states have call successors, (8) Word has length 150 [2021-12-19 15:36:35,276 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:36:35,278 INFO L225 Difference]: With dead ends: 1232 [2021-12-19 15:36:35,278 INFO L226 Difference]: Without dead ends: 619 [2021-12-19 15:36:35,279 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 305 GetRequests, 289 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 21 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=104, Invalid=202, Unknown=0, NotChecked=0, Total=306 [2021-12-19 15:36:35,279 INFO L933 BasicCegarLoop]: 321 mSDtfsCounter, 331 mSDsluCounter, 972 mSDsCounter, 0 mSdLazyCounter, 158 mSolverCounterSat, 32 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 344 SdHoareTripleChecker+Valid, 1293 SdHoareTripleChecker+Invalid, 190 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 32 IncrementalHoareTripleChecker+Valid, 158 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-19 15:36:35,280 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [344 Valid, 1293 Invalid, 190 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [32 Valid, 158 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-19 15:36:35,280 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 619 states. [2021-12-19 15:36:35,290 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 619 to 617. [2021-12-19 15:36:35,291 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 617 states, 575 states have (on average 1.2730434782608695) internal successors, (732), 601 states have internal predecessors, (732), 32 states have call successors, (32), 3 states have call predecessors, (32), 4 states have return successors, (36), 16 states have call predecessors, (36), 32 states have call successors, (36) [2021-12-19 15:36:35,293 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 617 states to 617 states and 800 transitions. [2021-12-19 15:36:35,293 INFO L78 Accepts]: Start accepts. Automaton has 617 states and 800 transitions. Word has length 150 [2021-12-19 15:36:35,293 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:36:35,293 INFO L470 AbstractCegarLoop]: Abstraction has 617 states and 800 transitions. [2021-12-19 15:36:35,294 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 11 states, 11 states have (on average 12.545454545454545) internal successors, (138), 11 states have internal predecessors, (138), 2 states have call successors, (7), 2 states have call predecessors, (7), 4 states have return successors, (8), 1 states have call predecessors, (8), 2 states have call successors, (8) [2021-12-19 15:36:35,294 INFO L276 IsEmpty]: Start isEmpty. Operand 617 states and 800 transitions. [2021-12-19 15:36:35,295 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 159 [2021-12-19 15:36:35,295 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:36:35,295 INFO L514 BasicCegarLoop]: trace histogram [20, 4, 4, 4, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 15:36:35,331 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (14)] Forceful destruction successful, exit code 0 [2021-12-19 15:36:35,509 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 14 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2021-12-19 15:36:35,509 INFO L402 AbstractCegarLoop]: === Iteration 14 === Targeting ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-19 15:36:35,510 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:36:35,510 INFO L85 PathProgramCache]: Analyzing trace with hash -1747792894, now seen corresponding path program 3 times [2021-12-19 15:36:35,510 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:36:35,510 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [87130738] [2021-12-19 15:36:35,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:36:35,510 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:36:35,570 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 15:36:35,570 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [419433568] [2021-12-19 15:36:35,570 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 [2021-12-19 15:36:35,570 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:36:35,570 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 15:36:35,571 INFO L229 MonitoredProcess]: Starting monitored process 15 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 15:36:35,572 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Waiting until timeout for monitored process [2021-12-19 15:36:37,204 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 2 check-sat command(s) [2021-12-19 15:36:37,205 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-19 15:36:37,208 INFO L263 TraceCheckSpWp]: Trace formula consists of 385 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-19 15:36:37,211 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 15:36:37,493 INFO L134 CoverageAnalysis]: Checked inductivity of 298 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2021-12-19 15:36:37,493 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-19 15:36:37,494 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:36:37,494 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [87130738] [2021-12-19 15:36:37,494 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-19 15:36:37,494 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [419433568] [2021-12-19 15:36:37,494 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [419433568] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:36:37,494 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:36:37,494 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [5] imperfect sequences [] total 5 [2021-12-19 15:36:37,494 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1802422413] [2021-12-19 15:36:37,495 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:36:37,495 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 6 states [2021-12-19 15:36:37,495 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:36:37,496 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2021-12-19 15:36:37,496 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2021-12-19 15:36:37,496 INFO L87 Difference]: Start difference. First operand 617 states and 800 transitions. Second operand has 6 states, 5 states have (on average 24.4) internal successors, (122), 6 states have internal predecessors, (122), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-12-19 15:36:37,573 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:36:37,573 INFO L93 Difference]: Finished difference Result 622 states and 803 transitions. [2021-12-19 15:36:37,573 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2021-12-19 15:36:37,574 INFO L78 Accepts]: Start accepts. Automaton has has 6 states, 5 states have (on average 24.4) internal successors, (122), 6 states have internal predecessors, (122), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 158 [2021-12-19 15:36:37,574 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:36:37,576 INFO L225 Difference]: With dead ends: 622 [2021-12-19 15:36:37,576 INFO L226 Difference]: Without dead ends: 619 [2021-12-19 15:36:37,577 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 159 GetRequests, 153 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=33, Unknown=0, NotChecked=0, Total=56 [2021-12-19 15:36:37,577 INFO L933 BasicCegarLoop]: 581 mSDtfsCounter, 470 mSDsluCounter, 1190 mSDsCounter, 0 mSdLazyCounter, 99 mSolverCounterSat, 7 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 488 SdHoareTripleChecker+Valid, 1771 SdHoareTripleChecker+Invalid, 106 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 7 IncrementalHoareTripleChecker+Valid, 99 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-19 15:36:37,577 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [488 Valid, 1771 Invalid, 106 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [7 Valid, 99 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-19 15:36:37,578 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 619 states. [2021-12-19 15:36:37,589 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 619 to 523. [2021-12-19 15:36:37,590 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 523 states, 494 states have (on average 1.2408906882591093) internal successors, (613), 507 states have internal predecessors, (613), 22 states have call successors, (22), 3 states have call predecessors, (22), 4 states have return successors, (26), 14 states have call predecessors, (26), 22 states have call successors, (26) [2021-12-19 15:36:37,591 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 523 states to 523 states and 661 transitions. [2021-12-19 15:36:37,592 INFO L78 Accepts]: Start accepts. Automaton has 523 states and 661 transitions. Word has length 158 [2021-12-19 15:36:37,593 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:36:37,593 INFO L470 AbstractCegarLoop]: Abstraction has 523 states and 661 transitions. [2021-12-19 15:36:37,593 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 6 states, 5 states have (on average 24.4) internal successors, (122), 6 states have internal predecessors, (122), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-12-19 15:36:37,593 INFO L276 IsEmpty]: Start isEmpty. Operand 523 states and 661 transitions. [2021-12-19 15:36:37,594 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2021-12-19 15:36:37,595 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:36:37,595 INFO L514 BasicCegarLoop]: trace histogram [20, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 15:36:37,617 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (15)] Forceful destruction successful, exit code 0 [2021-12-19 15:36:37,807 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable13,15 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:36:37,808 INFO L402 AbstractCegarLoop]: === Iteration 15 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-19 15:36:37,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:36:37,808 INFO L85 PathProgramCache]: Analyzing trace with hash -155521720, now seen corresponding path program 1 times [2021-12-19 15:36:37,808 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:36:37,808 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1034232783] [2021-12-19 15:36:37,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:36:37,809 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:36:37,920 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 15:36:37,920 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [787130555] [2021-12-19 15:36:37,920 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:36:37,920 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:36:37,920 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 15:36:37,936 INFO L229 MonitoredProcess]: Starting monitored process 16 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 15:36:37,937 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Waiting until timeout for monitored process [2021-12-19 15:36:39,662 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:36:39,670 INFO L263 TraceCheckSpWp]: Trace formula consists of 1625 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-19 15:36:39,673 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 15:36:39,910 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2021-12-19 15:36:39,910 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-19 15:36:39,910 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:36:39,910 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1034232783] [2021-12-19 15:36:39,910 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-19 15:36:39,911 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [787130555] [2021-12-19 15:36:39,911 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [787130555] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:36:39,911 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:36:39,911 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 15:36:39,911 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1958005706] [2021-12-19 15:36:39,911 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:36:39,912 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-19 15:36:39,912 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:36:39,912 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 15:36:39,912 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:36:39,912 INFO L87 Difference]: Start difference. First operand 523 states and 661 transitions. Second operand has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-12-19 15:36:39,963 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:36:39,964 INFO L93 Difference]: Finished difference Result 703 states and 913 transitions. [2021-12-19 15:36:39,964 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 15:36:39,964 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 196 [2021-12-19 15:36:39,965 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:36:39,966 INFO L225 Difference]: With dead ends: 703 [2021-12-19 15:36:39,966 INFO L226 Difference]: Without dead ends: 565 [2021-12-19 15:36:39,967 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 195 GetRequests, 194 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:36:39,967 INFO L933 BasicCegarLoop]: 307 mSDtfsCounter, 10 mSDsluCounter, 292 mSDsCounter, 0 mSdLazyCounter, 44 mSolverCounterSat, 28 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 10 SdHoareTripleChecker+Valid, 599 SdHoareTripleChecker+Invalid, 72 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 28 IncrementalHoareTripleChecker+Valid, 44 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-19 15:36:39,967 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [10 Valid, 599 Invalid, 72 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [28 Valid, 44 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-19 15:36:39,968 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 565 states. [2021-12-19 15:36:39,975 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 565 to 563. [2021-12-19 15:36:39,976 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 563 states, 534 states have (on average 1.2228464419475655) internal successors, (653), 547 states have internal predecessors, (653), 22 states have call successors, (22), 3 states have call predecessors, (22), 4 states have return successors, (26), 14 states have call predecessors, (26), 22 states have call successors, (26) [2021-12-19 15:36:39,977 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 563 states to 563 states and 701 transitions. [2021-12-19 15:36:39,978 INFO L78 Accepts]: Start accepts. Automaton has 563 states and 701 transitions. Word has length 196 [2021-12-19 15:36:39,978 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:36:39,978 INFO L470 AbstractCegarLoop]: Abstraction has 563 states and 701 transitions. [2021-12-19 15:36:39,978 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 53.333333333333336) internal successors, (160), 3 states have internal predecessors, (160), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-12-19 15:36:39,978 INFO L276 IsEmpty]: Start isEmpty. Operand 563 states and 701 transitions. [2021-12-19 15:36:39,980 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2021-12-19 15:36:39,980 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:36:39,980 INFO L514 BasicCegarLoop]: trace histogram [20, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 15:36:40,006 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (16)] Forceful destruction successful, exit code 0 [2021-12-19 15:36:40,203 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 16 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable14 [2021-12-19 15:36:40,204 INFO L402 AbstractCegarLoop]: === Iteration 16 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-19 15:36:40,204 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:36:40,204 INFO L85 PathProgramCache]: Analyzing trace with hash 842914380, now seen corresponding path program 1 times [2021-12-19 15:36:40,204 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:36:40,204 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1739919098] [2021-12-19 15:36:40,204 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:36:40,205 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:36:40,316 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 15:36:40,316 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2114317856] [2021-12-19 15:36:40,316 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:36:40,316 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:36:40,316 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 15:36:40,323 INFO L229 MonitoredProcess]: Starting monitored process 17 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 15:36:40,324 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Waiting until timeout for monitored process [2021-12-19 15:36:41,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:36:41,966 INFO L263 TraceCheckSpWp]: Trace formula consists of 1629 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-19 15:36:41,969 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 15:36:42,190 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 295 trivial. 0 not checked. [2021-12-19 15:36:42,190 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-19 15:36:42,190 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:36:42,190 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1739919098] [2021-12-19 15:36:42,190 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-19 15:36:42,191 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2114317856] [2021-12-19 15:36:42,191 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2114317856] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:36:42,191 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:36:42,191 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2021-12-19 15:36:42,191 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [36510999] [2021-12-19 15:36:42,191 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:36:42,191 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-19 15:36:42,192 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:36:42,192 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-19 15:36:42,192 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-19 15:36:42,192 INFO L87 Difference]: Start difference. First operand 563 states and 701 transitions. Second operand has 4 states, 4 states have (on average 40.0) internal successors, (160), 4 states have internal predecessors, (160), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-12-19 15:36:42,253 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:36:42,254 INFO L93 Difference]: Finished difference Result 721 states and 911 transitions. [2021-12-19 15:36:42,254 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-19 15:36:42,254 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 4 states have (on average 40.0) internal successors, (160), 4 states have internal predecessors, (160), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 196 [2021-12-19 15:36:42,254 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:36:42,256 INFO L225 Difference]: With dead ends: 721 [2021-12-19 15:36:42,256 INFO L226 Difference]: Without dead ends: 543 [2021-12-19 15:36:42,256 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 196 GetRequests, 193 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-19 15:36:42,257 INFO L933 BasicCegarLoop]: 306 mSDtfsCounter, 85 mSDsluCounter, 526 mSDsCounter, 0 mSdLazyCounter, 42 mSolverCounterSat, 24 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 90 SdHoareTripleChecker+Valid, 832 SdHoareTripleChecker+Invalid, 66 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 24 IncrementalHoareTripleChecker+Valid, 42 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-19 15:36:42,257 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [90 Valid, 832 Invalid, 66 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [24 Valid, 42 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-19 15:36:42,258 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 543 states. [2021-12-19 15:36:42,265 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 543 to 535. [2021-12-19 15:36:42,266 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 535 states, 506 states have (on average 1.2075098814229248) internal successors, (611), 519 states have internal predecessors, (611), 22 states have call successors, (22), 3 states have call predecessors, (22), 4 states have return successors, (26), 14 states have call predecessors, (26), 22 states have call successors, (26) [2021-12-19 15:36:42,267 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 535 states to 535 states and 659 transitions. [2021-12-19 15:36:42,267 INFO L78 Accepts]: Start accepts. Automaton has 535 states and 659 transitions. Word has length 196 [2021-12-19 15:36:42,268 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:36:42,268 INFO L470 AbstractCegarLoop]: Abstraction has 535 states and 659 transitions. [2021-12-19 15:36:42,268 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 4 states have (on average 40.0) internal successors, (160), 4 states have internal predecessors, (160), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-12-19 15:36:42,269 INFO L276 IsEmpty]: Start isEmpty. Operand 535 states and 659 transitions. [2021-12-19 15:36:42,270 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 197 [2021-12-19 15:36:42,270 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:36:42,270 INFO L514 BasicCegarLoop]: trace histogram [20, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 15:36:42,309 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (17)] Forceful destruction successful, exit code 0 [2021-12-19 15:36:42,489 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 17 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable15 [2021-12-19 15:36:42,489 INFO L402 AbstractCegarLoop]: === Iteration 17 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-19 15:36:42,489 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:36:42,490 INFO L85 PathProgramCache]: Analyzing trace with hash -39934466, now seen corresponding path program 1 times [2021-12-19 15:36:42,490 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:36:42,490 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [142881721] [2021-12-19 15:36:42,490 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:36:42,490 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:36:42,587 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 15:36:42,587 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [2050284203] [2021-12-19 15:36:42,587 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:36:42,587 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:36:42,588 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 15:36:42,589 INFO L229 MonitoredProcess]: Starting monitored process 18 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 15:36:42,589 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Waiting until timeout for monitored process [2021-12-19 15:36:44,046 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:36:44,055 INFO L263 TraceCheckSpWp]: Trace formula consists of 1615 conjuncts, 4 conjunts are in the unsatisfiable core [2021-12-19 15:36:44,058 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 15:36:44,374 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2021-12-19 15:36:44,374 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-19 15:36:44,614 INFO L134 CoverageAnalysis]: Checked inductivity of 295 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2021-12-19 15:36:44,615 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:36:44,615 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [142881721] [2021-12-19 15:36:44,615 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-19 15:36:44,615 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2050284203] [2021-12-19 15:36:44,615 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [2050284203] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-19 15:36:44,615 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-19 15:36:44,615 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [5, 5] total 8 [2021-12-19 15:36:44,616 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [717247302] [2021-12-19 15:36:44,616 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-19 15:36:44,616 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-19 15:36:44,616 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:36:44,617 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-19 15:36:44,617 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=20, Invalid=36, Unknown=0, NotChecked=0, Total=56 [2021-12-19 15:36:44,617 INFO L87 Difference]: Start difference. First operand 535 states and 659 transitions. Second operand has 8 states, 8 states have (on average 34.25) internal successors, (274), 8 states have internal predecessors, (274), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-12-19 15:36:44,731 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:36:44,731 INFO L93 Difference]: Finished difference Result 1119 states and 1397 transitions. [2021-12-19 15:36:44,732 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-19 15:36:44,732 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 34.25) internal successors, (274), 8 states have internal predecessors, (274), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 196 [2021-12-19 15:36:44,732 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:36:44,735 INFO L225 Difference]: With dead ends: 1119 [2021-12-19 15:36:44,735 INFO L226 Difference]: Without dead ends: 967 [2021-12-19 15:36:44,735 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 392 GetRequests, 384 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 4 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=35, Invalid=55, Unknown=0, NotChecked=0, Total=90 [2021-12-19 15:36:44,736 INFO L933 BasicCegarLoop]: 359 mSDtfsCounter, 1376 mSDsluCounter, 1563 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 36 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1405 SdHoareTripleChecker+Valid, 1922 SdHoareTripleChecker+Invalid, 161 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 36 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-19 15:36:44,736 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1405 Valid, 1922 Invalid, 161 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [36 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-19 15:36:44,737 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 967 states. [2021-12-19 15:36:44,749 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 967 to 720. [2021-12-19 15:36:44,751 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 720 states, 685 states have (on average 1.2014598540145986) internal successors, (823), 698 states have internal predecessors, (823), 28 states have call successors, (28), 3 states have call predecessors, (28), 4 states have return successors, (34), 20 states have call predecessors, (34), 28 states have call successors, (34) [2021-12-19 15:36:44,752 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 720 states to 720 states and 885 transitions. [2021-12-19 15:36:44,753 INFO L78 Accepts]: Start accepts. Automaton has 720 states and 885 transitions. Word has length 196 [2021-12-19 15:36:44,755 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:36:44,755 INFO L470 AbstractCegarLoop]: Abstraction has 720 states and 885 transitions. [2021-12-19 15:36:44,755 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 34.25) internal successors, (274), 8 states have internal predecessors, (274), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-12-19 15:36:44,755 INFO L276 IsEmpty]: Start isEmpty. Operand 720 states and 885 transitions. [2021-12-19 15:36:44,758 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 358 [2021-12-19 15:36:44,758 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:36:44,759 INFO L514 BasicCegarLoop]: trace histogram [20, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 15:36:44,786 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (18)] Ended with exit code 0 [2021-12-19 15:36:44,978 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 18 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable16 [2021-12-19 15:36:44,978 INFO L402 AbstractCegarLoop]: === Iteration 18 === Targeting ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-19 15:36:44,979 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:36:44,979 INFO L85 PathProgramCache]: Analyzing trace with hash -426298032, now seen corresponding path program 1 times [2021-12-19 15:36:44,979 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:36:44,979 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [340715121] [2021-12-19 15:36:44,979 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:36:44,979 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:36:45,256 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 15:36:45,256 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1408952163] [2021-12-19 15:36:45,256 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:36:45,256 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:36:45,256 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 15:36:45,257 INFO L229 MonitoredProcess]: Starting monitored process 19 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 15:36:45,258 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Waiting until timeout for monitored process [2021-12-19 15:36:48,407 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:36:48,449 INFO L263 TraceCheckSpWp]: Trace formula consists of 7316 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-19 15:36:48,454 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 15:36:49,009 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 296 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2021-12-19 15:36:49,009 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-19 15:36:49,525 INFO L134 CoverageAnalysis]: Checked inductivity of 590 backedges. 0 proven. 296 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2021-12-19 15:36:49,526 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:36:49,526 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [340715121] [2021-12-19 15:36:49,526 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-19 15:36:49,526 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1408952163] [2021-12-19 15:36:49,526 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1408952163] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-19 15:36:49,526 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-19 15:36:49,526 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [7, 7] total 13 [2021-12-19 15:36:49,527 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1623501129] [2021-12-19 15:36:49,527 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-19 15:36:49,527 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 14 states [2021-12-19 15:36:49,527 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:36:49,528 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 14 interpolants. [2021-12-19 15:36:49,528 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=55, Invalid=127, Unknown=0, NotChecked=0, Total=182 [2021-12-19 15:36:49,528 INFO L87 Difference]: Start difference. First operand 720 states and 885 transitions. Second operand has 14 states, 13 states have (on average 49.0) internal successors, (637), 14 states have internal predecessors, (637), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-12-19 15:36:49,700 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:36:49,700 INFO L93 Difference]: Finished difference Result 1153 states and 1434 transitions. [2021-12-19 15:36:49,701 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2021-12-19 15:36:49,701 INFO L78 Accepts]: Start accepts. Automaton has has 14 states, 13 states have (on average 49.0) internal successors, (637), 14 states have internal predecessors, (637), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 357 [2021-12-19 15:36:49,702 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:36:49,707 INFO L225 Difference]: With dead ends: 1153 [2021-12-19 15:36:49,707 INFO L226 Difference]: Without dead ends: 1152 [2021-12-19 15:36:49,708 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 716 GetRequests, 700 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=105, Invalid=201, Unknown=0, NotChecked=0, Total=306 [2021-12-19 15:36:49,708 INFO L933 BasicCegarLoop]: 392 mSDtfsCounter, 1112 mSDsluCounter, 1261 mSDsCounter, 0 mSdLazyCounter, 111 mSolverCounterSat, 51 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1143 SdHoareTripleChecker+Valid, 1653 SdHoareTripleChecker+Invalid, 162 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 51 IncrementalHoareTripleChecker+Valid, 111 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-19 15:36:49,709 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1143 Valid, 1653 Invalid, 162 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [51 Valid, 111 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-19 15:36:49,710 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1152 states. [2021-12-19 15:36:49,724 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1152 to 719. [2021-12-19 15:36:49,725 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 719 states, 685 states have (on average 1.2) internal successors, (822), 697 states have internal predecessors, (822), 28 states have call successors, (28), 3 states have call predecessors, (28), 4 states have return successors, (34), 20 states have call predecessors, (34), 28 states have call successors, (34) [2021-12-19 15:36:49,726 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 719 states to 719 states and 884 transitions. [2021-12-19 15:36:49,726 INFO L78 Accepts]: Start accepts. Automaton has 719 states and 884 transitions. Word has length 357 [2021-12-19 15:36:49,727 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:36:49,727 INFO L470 AbstractCegarLoop]: Abstraction has 719 states and 884 transitions. [2021-12-19 15:36:49,727 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 14 states, 13 states have (on average 49.0) internal successors, (637), 14 states have internal predecessors, (637), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-12-19 15:36:49,727 INFO L276 IsEmpty]: Start isEmpty. Operand 719 states and 884 transitions. [2021-12-19 15:36:49,731 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 401 [2021-12-19 15:36:49,731 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:36:49,732 INFO L514 BasicCegarLoop]: trace histogram [20, 4, 4, 4, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 15:36:49,771 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (19)] Forceful destruction successful, exit code 0 [2021-12-19 15:36:49,949 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 19 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable17 [2021-12-19 15:36:49,950 INFO L402 AbstractCegarLoop]: === Iteration 19 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-19 15:36:49,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:36:49,950 INFO L85 PathProgramCache]: Analyzing trace with hash -431086256, now seen corresponding path program 1 times [2021-12-19 15:36:49,950 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:36:49,951 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1540838838] [2021-12-19 15:36:49,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:36:49,951 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:36:50,323 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 15:36:50,323 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [29865483] [2021-12-19 15:36:50,323 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:36:50,324 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:36:50,324 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 15:36:50,325 INFO L229 MonitoredProcess]: Starting monitored process 20 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 15:36:50,328 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Waiting until timeout for monitored process [2021-12-19 15:36:53,726 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:36:53,769 INFO L263 TraceCheckSpWp]: Trace formula consists of 7415 conjuncts, 8 conjunts are in the unsatisfiable core [2021-12-19 15:36:53,783 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 15:36:54,365 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2021-12-19 15:36:54,366 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-19 15:36:55,062 INFO L134 CoverageAnalysis]: Checked inductivity of 595 backedges. 0 proven. 301 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2021-12-19 15:36:55,062 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:36:55,062 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1540838838] [2021-12-19 15:36:55,063 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-19 15:36:55,063 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [29865483] [2021-12-19 15:36:55,063 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [29865483] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-19 15:36:55,063 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-19 15:36:55,063 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [9, 9] total 16 [2021-12-19 15:36:55,063 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [318571663] [2021-12-19 15:36:55,063 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-19 15:36:55,064 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 16 states [2021-12-19 15:36:55,064 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:36:55,064 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 16 interpolants. [2021-12-19 15:36:55,064 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=72, Invalid=168, Unknown=0, NotChecked=0, Total=240 [2021-12-19 15:36:55,064 INFO L87 Difference]: Start difference. First operand 719 states and 884 transitions. Second operand has 16 states, 16 states have (on average 42.625) internal successors, (682), 16 states have internal predecessors, (682), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-12-19 15:36:55,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:36:55,328 INFO L93 Difference]: Finished difference Result 2141 states and 2663 transitions. [2021-12-19 15:36:55,328 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 16 states. [2021-12-19 15:36:55,329 INFO L78 Accepts]: Start accepts. Automaton has has 16 states, 16 states have (on average 42.625) internal successors, (682), 16 states have internal predecessors, (682), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 400 [2021-12-19 15:36:55,329 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:36:55,334 INFO L225 Difference]: With dead ends: 2141 [2021-12-19 15:36:55,334 INFO L226 Difference]: Without dead ends: 1990 [2021-12-19 15:36:55,335 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 804 GetRequests, 784 SyntacticMatches, 0 SemanticMatches, 20 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 58 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=151, Invalid=311, Unknown=0, NotChecked=0, Total=462 [2021-12-19 15:36:55,336 INFO L933 BasicCegarLoop]: 450 mSDtfsCounter, 3358 mSDsluCounter, 2535 mSDsCounter, 0 mSdLazyCounter, 189 mSolverCounterSat, 139 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3421 SdHoareTripleChecker+Valid, 2985 SdHoareTripleChecker+Invalid, 328 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 139 IncrementalHoareTripleChecker+Valid, 189 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-19 15:36:55,336 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3421 Valid, 2985 Invalid, 328 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [139 Valid, 189 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-19 15:36:55,337 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1990 states. [2021-12-19 15:36:55,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1990 to 1451. [2021-12-19 15:36:55,361 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1451 states, 1393 states have (on average 1.1931083991385498) internal successors, (1662), 1405 states have internal predecessors, (1662), 52 states have call successors, (52), 3 states have call predecessors, (52), 4 states have return successors, (66), 44 states have call predecessors, (66), 52 states have call successors, (66) [2021-12-19 15:36:55,363 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1451 states to 1451 states and 1780 transitions. [2021-12-19 15:36:55,364 INFO L78 Accepts]: Start accepts. Automaton has 1451 states and 1780 transitions. Word has length 400 [2021-12-19 15:36:55,364 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:36:55,364 INFO L470 AbstractCegarLoop]: Abstraction has 1451 states and 1780 transitions. [2021-12-19 15:36:55,364 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 16 states, 16 states have (on average 42.625) internal successors, (682), 16 states have internal predecessors, (682), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-12-19 15:36:55,365 INFO L276 IsEmpty]: Start isEmpty. Operand 1451 states and 1780 transitions. [2021-12-19 15:36:55,371 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 809 [2021-12-19 15:36:55,371 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:36:55,371 INFO L514 BasicCegarLoop]: trace histogram [20, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 15:36:55,408 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (20)] Forceful destruction successful, exit code 0 [2021-12-19 15:36:55,594 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable18,20 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:36:55,594 INFO L402 AbstractCegarLoop]: === Iteration 20 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-19 15:36:55,595 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:36:55,595 INFO L85 PathProgramCache]: Analyzing trace with hash 678580980, now seen corresponding path program 2 times [2021-12-19 15:36:55,595 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:36:55,595 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1049639509] [2021-12-19 15:36:55,595 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:36:55,595 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:36:56,173 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 15:36:56,174 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [464309490] [2021-12-19 15:36:56,174 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-19 15:36:56,174 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:36:56,174 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 15:36:56,175 INFO L229 MonitoredProcess]: Starting monitored process 21 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 15:36:56,177 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Waiting until timeout for monitored process [2021-12-19 15:37:00,213 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-19 15:37:00,213 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-19 15:37:00,225 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-19 15:37:00,251 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 15:37:01,445 INFO L134 CoverageAnalysis]: Checked inductivity of 2419 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 2419 trivial. 0 not checked. [2021-12-19 15:37:01,445 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-19 15:37:01,445 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:37:01,445 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1049639509] [2021-12-19 15:37:01,445 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-19 15:37:01,445 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [464309490] [2021-12-19 15:37:01,446 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [464309490] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:37:01,446 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:37:01,446 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-19 15:37:01,446 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1022870940] [2021-12-19 15:37:01,446 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:37:01,446 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-19 15:37:01,446 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:37:01,447 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-19 15:37:01,447 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-19 15:37:01,447 INFO L87 Difference]: Start difference. First operand 1451 states and 1780 transitions. Second operand has 4 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-12-19 15:37:01,484 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:37:01,485 INFO L93 Difference]: Finished difference Result 1546 states and 1909 transitions. [2021-12-19 15:37:01,485 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 5 states. [2021-12-19 15:37:01,485 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 808 [2021-12-19 15:37:01,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:37:01,490 INFO L225 Difference]: With dead ends: 1546 [2021-12-19 15:37:01,490 INFO L226 Difference]: Without dead ends: 1545 [2021-12-19 15:37:01,491 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 808 GetRequests, 805 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-19 15:37:01,491 INFO L933 BasicCegarLoop]: 316 mSDtfsCounter, 130 mSDsluCounter, 409 mSDsCounter, 0 mSdLazyCounter, 23 mSolverCounterSat, 2 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 135 SdHoareTripleChecker+Valid, 725 SdHoareTripleChecker+Invalid, 25 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 2 IncrementalHoareTripleChecker+Valid, 23 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-19 15:37:01,492 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [135 Valid, 725 Invalid, 25 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [2 Valid, 23 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-19 15:37:01,493 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 1545 states. [2021-12-19 15:37:01,514 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 1545 to 1520. [2021-12-19 15:37:01,516 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 1520 states, 1462 states have (on average 1.192202462380301) internal successors, (1743), 1474 states have internal predecessors, (1743), 52 states have call successors, (52), 3 states have call predecessors, (52), 4 states have return successors, (66), 44 states have call predecessors, (66), 52 states have call successors, (66) [2021-12-19 15:37:01,518 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 1520 states to 1520 states and 1861 transitions. [2021-12-19 15:37:01,518 INFO L78 Accepts]: Start accepts. Automaton has 1520 states and 1861 transitions. Word has length 808 [2021-12-19 15:37:01,519 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:37:01,519 INFO L470 AbstractCegarLoop]: Abstraction has 1520 states and 1861 transitions. [2021-12-19 15:37:01,519 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 55.333333333333336) internal successors, (166), 3 states have internal predecessors, (166), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-12-19 15:37:01,519 INFO L276 IsEmpty]: Start isEmpty. Operand 1520 states and 1861 transitions. [2021-12-19 15:37:01,603 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 810 [2021-12-19 15:37:01,603 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:37:01,603 INFO L514 BasicCegarLoop]: trace histogram [20, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 7, 6, 6, 6, 6, 6, 6, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 15:37:01,649 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (21)] Forceful destruction successful, exit code 0 [2021-12-19 15:37:01,803 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable19,21 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:37:01,804 INFO L402 AbstractCegarLoop]: === Iteration 21 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-19 15:37:01,808 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:37:01,808 INFO L85 PathProgramCache]: Analyzing trace with hash -438825056, now seen corresponding path program 1 times [2021-12-19 15:37:01,808 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:37:01,808 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [655576913] [2021-12-19 15:37:01,808 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:37:01,808 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:37:02,443 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 15:37:02,443 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [417714969] [2021-12-19 15:37:02,443 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:37:02,444 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:37:02,444 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 15:37:02,445 INFO L229 MonitoredProcess]: Starting monitored process 22 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 15:37:02,446 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Waiting until timeout for monitored process [2021-12-19 15:37:09,416 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:37:09,561 INFO L263 TraceCheckSpWp]: Trace formula consists of 19016 conjuncts, 16 conjunts are in the unsatisfiable core [2021-12-19 15:37:09,570 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 15:37:10,680 INFO L134 CoverageAnalysis]: Checked inductivity of 2419 backedges. 0 proven. 2125 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2021-12-19 15:37:10,680 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-19 15:37:11,440 INFO L134 CoverageAnalysis]: Checked inductivity of 2419 backedges. 0 proven. 2125 refuted. 0 times theorem prover too weak. 294 trivial. 0 not checked. [2021-12-19 15:37:11,441 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:37:11,441 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [655576913] [2021-12-19 15:37:11,441 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-19 15:37:11,441 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [417714969] [2021-12-19 15:37:11,441 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [417714969] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-19 15:37:11,441 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-19 15:37:11,442 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [17, 17] total 21 [2021-12-19 15:37:11,442 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [672260599] [2021-12-19 15:37:11,442 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-19 15:37:11,450 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 21 states [2021-12-19 15:37:11,450 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:37:11,450 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 21 interpolants. [2021-12-19 15:37:11,451 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=120, Invalid=300, Unknown=0, NotChecked=0, Total=420 [2021-12-19 15:37:11,452 INFO L87 Difference]: Start difference. First operand 1520 states and 1861 transitions. Second operand has 21 states, 21 states have (on average 47.38095238095238) internal successors, (995), 21 states have internal predecessors, (995), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-12-19 15:37:11,815 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:37:11,815 INFO L93 Difference]: Finished difference Result 2904 states and 3598 transitions. [2021-12-19 15:37:11,816 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2021-12-19 15:37:11,816 INFO L78 Accepts]: Start accepts. Automaton has has 21 states, 21 states have (on average 47.38095238095238) internal successors, (995), 21 states have internal predecessors, (995), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) Word has length 809 [2021-12-19 15:37:11,817 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:37:11,824 INFO L225 Difference]: With dead ends: 2904 [2021-12-19 15:37:11,824 INFO L226 Difference]: Without dead ends: 2684 [2021-12-19 15:37:11,825 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1625 GetRequests, 1596 SyntacticMatches, 1 SemanticMatches, 28 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 119 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=273, Invalid=597, Unknown=0, NotChecked=0, Total=870 [2021-12-19 15:37:11,826 INFO L933 BasicCegarLoop]: 473 mSDtfsCounter, 3335 mSDsluCounter, 3666 mSDsCounter, 0 mSdLazyCounter, 332 mSolverCounterSat, 96 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 3417 SdHoareTripleChecker+Valid, 4139 SdHoareTripleChecker+Invalid, 428 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 96 IncrementalHoareTripleChecker+Valid, 332 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.2s IncrementalHoareTripleChecker+Time [2021-12-19 15:37:11,827 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [3417 Valid, 4139 Invalid, 428 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [96 Valid, 332 Invalid, 0 Unknown, 0 Unchecked, 0.2s Time] [2021-12-19 15:37:11,828 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2684 states. [2021-12-19 15:37:11,863 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2684 to 2069. [2021-12-19 15:37:11,866 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2069 states, 1993 states have (on average 1.190667335674862) internal successors, (2373), 2005 states have internal predecessors, (2373), 70 states have call successors, (70), 3 states have call predecessors, (70), 4 states have return successors, (90), 62 states have call predecessors, (90), 70 states have call successors, (90) [2021-12-19 15:37:11,868 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2069 states to 2069 states and 2533 transitions. [2021-12-19 15:37:11,869 INFO L78 Accepts]: Start accepts. Automaton has 2069 states and 2533 transitions. Word has length 809 [2021-12-19 15:37:11,869 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:37:11,869 INFO L470 AbstractCegarLoop]: Abstraction has 2069 states and 2533 transitions. [2021-12-19 15:37:11,870 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 21 states, 21 states have (on average 47.38095238095238) internal successors, (995), 21 states have internal predecessors, (995), 2 states have call successors, (8), 1 states have call predecessors, (8), 1 states have return successors, (8), 2 states have call predecessors, (8), 2 states have call successors, (8) [2021-12-19 15:37:11,870 INFO L276 IsEmpty]: Start isEmpty. Operand 2069 states and 2533 transitions. [2021-12-19 15:37:11,881 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1116 [2021-12-19 15:37:11,881 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:37:11,882 INFO L514 BasicCegarLoop]: trace histogram [20, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 15:37:11,950 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (22)] Forceful destruction successful, exit code 0 [2021-12-19 15:37:12,099 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable20,22 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:37:12,100 INFO L402 AbstractCegarLoop]: === Iteration 22 === Targeting ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-19 15:37:12,100 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:37:12,100 INFO L85 PathProgramCache]: Analyzing trace with hash 1754322853, now seen corresponding path program 2 times [2021-12-19 15:37:12,100 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:37:12,100 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [834706171] [2021-12-19 15:37:12,100 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:37:12,100 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:37:13,097 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 15:37:13,097 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1381631170] [2021-12-19 15:37:13,098 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-19 15:37:13,098 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:37:13,098 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 15:37:13,099 INFO L229 MonitoredProcess]: Starting monitored process 23 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 15:37:13,100 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Waiting until timeout for monitored process [2021-12-19 15:37:19,761 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-19 15:37:19,763 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-19 15:37:19,777 INFO L263 TraceCheckSpWp]: Trace formula consists of 142 conjuncts, 3 conjunts are in the unsatisfiable core [2021-12-19 15:37:19,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 15:37:21,374 INFO L134 CoverageAnalysis]: Checked inductivity of 4858 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 4858 trivial. 0 not checked. [2021-12-19 15:37:21,374 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-19 15:37:21,374 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:37:21,374 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [834706171] [2021-12-19 15:37:21,375 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-19 15:37:21,375 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1381631170] [2021-12-19 15:37:21,375 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1381631170] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:37:21,375 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:37:21,375 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2021-12-19 15:37:21,375 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [28642266] [2021-12-19 15:37:21,375 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:37:21,376 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 4 states [2021-12-19 15:37:21,377 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:37:21,377 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2021-12-19 15:37:21,377 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2021-12-19 15:37:21,377 INFO L87 Difference]: Start difference. First operand 2069 states and 2533 transitions. Second operand has 4 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-12-19 15:37:21,437 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:37:21,437 INFO L93 Difference]: Finished difference Result 2069 states and 2533 transitions. [2021-12-19 15:37:21,438 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2021-12-19 15:37:21,439 INFO L78 Accepts]: Start accepts. Automaton has has 4 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) Word has length 1115 [2021-12-19 15:37:21,440 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:37:21,445 INFO L225 Difference]: With dead ends: 2069 [2021-12-19 15:37:21,445 INFO L226 Difference]: Without dead ends: 2068 [2021-12-19 15:37:21,446 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1115 GetRequests, 1112 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2021-12-19 15:37:21,446 INFO L933 BasicCegarLoop]: 305 mSDtfsCounter, 151 mSDsluCounter, 298 mSDsCounter, 0 mSdLazyCounter, 14 mSolverCounterSat, 12 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 151 SdHoareTripleChecker+Valid, 603 SdHoareTripleChecker+Invalid, 26 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 12 IncrementalHoareTripleChecker+Valid, 14 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-19 15:37:21,446 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [151 Valid, 603 Invalid, 26 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [12 Valid, 14 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-19 15:37:21,448 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2068 states. [2021-12-19 15:37:21,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2068 to 2068. [2021-12-19 15:37:21,481 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2068 states, 1993 states have (on average 1.1896638233818364) internal successors, (2371), 2004 states have internal predecessors, (2371), 70 states have call successors, (70), 3 states have call predecessors, (70), 4 states have return successors, (90), 62 states have call predecessors, (90), 70 states have call successors, (90) [2021-12-19 15:37:21,485 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2068 states to 2068 states and 2531 transitions. [2021-12-19 15:37:21,485 INFO L78 Accepts]: Start accepts. Automaton has 2068 states and 2531 transitions. Word has length 1115 [2021-12-19 15:37:21,486 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:37:21,486 INFO L470 AbstractCegarLoop]: Abstraction has 2068 states and 2531 transitions. [2021-12-19 15:37:21,486 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 4 states, 3 states have (on average 55.666666666666664) internal successors, (167), 3 states have internal predecessors, (167), 1 states have call successors, (4), 1 states have call predecessors, (4), 1 states have return successors, (4), 1 states have call predecessors, (4), 1 states have call successors, (4) [2021-12-19 15:37:21,486 INFO L276 IsEmpty]: Start isEmpty. Operand 2068 states and 2531 transitions. [2021-12-19 15:37:21,499 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1166 [2021-12-19 15:37:21,499 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:37:21,500 INFO L514 BasicCegarLoop]: trace histogram [20, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 4, 4, 4, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 15:37:21,547 INFO L552 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (23)] Ended with exit code 0 [2021-12-19 15:37:21,719 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable21,23 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:37:21,720 INFO L402 AbstractCegarLoop]: === Iteration 23 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-19 15:37:21,720 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:37:21,720 INFO L85 PathProgramCache]: Analyzing trace with hash 1875486090, now seen corresponding path program 1 times [2021-12-19 15:37:21,720 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:37:21,720 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [582567113] [2021-12-19 15:37:21,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:37:21,721 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:37:22,642 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 15:37:22,642 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1879299988] [2021-12-19 15:37:22,643 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:37:22,643 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:37:22,643 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 15:37:22,644 INFO L229 MonitoredProcess]: Starting monitored process 24 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 15:37:22,650 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Waiting until timeout for monitored process [2021-12-19 15:37:33,578 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:37:33,806 INFO L263 TraceCheckSpWp]: Trace formula consists of 27828 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-19 15:37:33,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 15:37:35,283 INFO L134 CoverageAnalysis]: Checked inductivity of 4898 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 4858 trivial. 0 not checked. [2021-12-19 15:37:35,283 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-19 15:37:37,126 INFO L134 CoverageAnalysis]: Checked inductivity of 4898 backedges. 0 proven. 40 refuted. 0 times theorem prover too weak. 4858 trivial. 0 not checked. [2021-12-19 15:37:37,126 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:37:37,127 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [582567113] [2021-12-19 15:37:37,127 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-19 15:37:37,127 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1879299988] [2021-12-19 15:37:37,127 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1879299988] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-19 15:37:37,127 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-19 15:37:37,127 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [4, 5] total 9 [2021-12-19 15:37:37,128 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [670723690] [2021-12-19 15:37:37,128 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-19 15:37:37,129 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 10 states [2021-12-19 15:37:37,129 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:37:37,129 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2021-12-19 15:37:37,129 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=29, Invalid=61, Unknown=0, NotChecked=0, Total=90 [2021-12-19 15:37:37,130 INFO L87 Difference]: Start difference. First operand 2068 states and 2531 transitions. Second operand has 10 states, 9 states have (on average 47.77777777777778) internal successors, (430), 10 states have internal predecessors, (430), 4 states have call successors, (10), 3 states have call predecessors, (10), 3 states have return successors, (10), 4 states have call predecessors, (10), 4 states have call successors, (10) [2021-12-19 15:37:37,310 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:37:37,311 INFO L93 Difference]: Finished difference Result 2515 states and 3091 transitions. [2021-12-19 15:37:37,311 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2021-12-19 15:37:37,312 INFO L78 Accepts]: Start accepts. Automaton has has 10 states, 9 states have (on average 47.77777777777778) internal successors, (430), 10 states have internal predecessors, (430), 4 states have call successors, (10), 3 states have call predecessors, (10), 3 states have return successors, (10), 4 states have call predecessors, (10), 4 states have call successors, (10) Word has length 1165 [2021-12-19 15:37:37,313 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:37:37,319 INFO L225 Difference]: With dead ends: 2515 [2021-12-19 15:37:37,320 INFO L226 Difference]: Without dead ends: 2514 [2021-12-19 15:37:37,320 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2335 GetRequests, 2320 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 31 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=99, Invalid=173, Unknown=0, NotChecked=0, Total=272 [2021-12-19 15:37:37,321 INFO L933 BasicCegarLoop]: 311 mSDtfsCounter, 737 mSDsluCounter, 960 mSDsCounter, 0 mSdLazyCounter, 125 mSolverCounterSat, 79 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 742 SdHoareTripleChecker+Valid, 1271 SdHoareTripleChecker+Invalid, 204 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 79 IncrementalHoareTripleChecker+Valid, 125 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-19 15:37:37,321 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [742 Valid, 1271 Invalid, 204 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [79 Valid, 125 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-19 15:37:37,323 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2514 states. [2021-12-19 15:37:37,375 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2514 to 2512. [2021-12-19 15:37:37,378 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2512 states, 2404 states have (on average 1.1909317803660566) internal successors, (2863), 2445 states have internal predecessors, (2863), 100 states have call successors, (100), 6 states have call predecessors, (100), 7 states have return successors, (120), 68 states have call predecessors, (120), 100 states have call successors, (120) [2021-12-19 15:37:37,382 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2512 states to 2512 states and 3083 transitions. [2021-12-19 15:37:37,382 INFO L78 Accepts]: Start accepts. Automaton has 2512 states and 3083 transitions. Word has length 1165 [2021-12-19 15:37:37,383 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:37:37,383 INFO L470 AbstractCegarLoop]: Abstraction has 2512 states and 3083 transitions. [2021-12-19 15:37:37,384 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 10 states, 9 states have (on average 47.77777777777778) internal successors, (430), 10 states have internal predecessors, (430), 4 states have call successors, (10), 3 states have call predecessors, (10), 3 states have return successors, (10), 4 states have call predecessors, (10), 4 states have call successors, (10) [2021-12-19 15:37:37,384 INFO L276 IsEmpty]: Start isEmpty. Operand 2512 states and 3083 transitions. [2021-12-19 15:37:37,402 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1319 [2021-12-19 15:37:37,402 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:37:37,403 INFO L514 BasicCegarLoop]: trace histogram [20, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 15:37:37,509 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (24)] Forceful destruction successful, exit code 0 [2021-12-19 15:37:37,619 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable22,24 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:37:37,619 INFO L402 AbstractCegarLoop]: === Iteration 24 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-19 15:37:37,620 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:37:37,620 INFO L85 PathProgramCache]: Analyzing trace with hash -1887746417, now seen corresponding path program 2 times [2021-12-19 15:37:37,620 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:37:37,620 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [692319998] [2021-12-19 15:37:37,620 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:37:37,620 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:37:39,062 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 15:37:39,062 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1601397323] [2021-12-19 15:37:39,063 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-19 15:37:39,063 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:37:39,063 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 15:37:39,064 INFO L229 MonitoredProcess]: Starting monitored process 25 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 15:37:39,065 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Waiting until timeout for monitored process [2021-12-19 15:37:48,757 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 1 check-sat command(s) [2021-12-19 15:37:48,757 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-19 15:37:48,775 INFO L263 TraceCheckSpWp]: Trace formula consists of 141 conjuncts, 5 conjunts are in the unsatisfiable core [2021-12-19 15:37:48,785 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 15:37:50,104 INFO L134 CoverageAnalysis]: Checked inductivity of 5324 backedges. 20 proven. 0 refuted. 0 times theorem prover too weak. 5304 trivial. 0 not checked. [2021-12-19 15:37:50,104 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-19 15:37:50,104 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:37:50,104 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [692319998] [2021-12-19 15:37:50,105 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-19 15:37:50,105 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1601397323] [2021-12-19 15:37:50,105 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1601397323] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:37:50,105 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:37:50,105 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [3] imperfect sequences [] total 3 [2021-12-19 15:37:50,105 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1281042474] [2021-12-19 15:37:50,105 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:37:50,106 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 3 states [2021-12-19 15:37:50,106 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:37:50,106 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2021-12-19 15:37:50,106 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:37:50,107 INFO L87 Difference]: Start difference. First operand 2512 states and 3083 transitions. Second operand has 3 states, 3 states have (on average 60.333333333333336) internal successors, (181), 3 states have internal predecessors, (181), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2021-12-19 15:37:50,141 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:37:50,142 INFO L93 Difference]: Finished difference Result 2899 states and 3564 transitions. [2021-12-19 15:37:50,142 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2021-12-19 15:37:50,142 INFO L78 Accepts]: Start accepts. Automaton has has 3 states, 3 states have (on average 60.333333333333336) internal successors, (181), 3 states have internal predecessors, (181), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) Word has length 1318 [2021-12-19 15:37:50,143 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:37:50,148 INFO L225 Difference]: With dead ends: 2899 [2021-12-19 15:37:50,149 INFO L226 Difference]: Without dead ends: 2252 [2021-12-19 15:37:50,150 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1317 GetRequests, 1316 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2021-12-19 15:37:50,150 INFO L933 BasicCegarLoop]: 317 mSDtfsCounter, 8 mSDsluCounter, 299 mSDsCounter, 0 mSdLazyCounter, 9 mSolverCounterSat, 4 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.0s Time, 0 mProtectedPredicate, 0 mProtectedAction, 8 SdHoareTripleChecker+Valid, 616 SdHoareTripleChecker+Invalid, 13 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 4 IncrementalHoareTripleChecker+Valid, 9 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.0s IncrementalHoareTripleChecker+Time [2021-12-19 15:37:50,151 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [8 Valid, 616 Invalid, 13 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [4 Valid, 9 Invalid, 0 Unknown, 0 Unchecked, 0.0s Time] [2021-12-19 15:37:50,152 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2252 states. [2021-12-19 15:37:50,187 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2252 to 2252. [2021-12-19 15:37:50,189 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2252 states, 2164 states have (on average 1.1839186691312384) internal successors, (2562), 2185 states have internal predecessors, (2562), 80 states have call successors, (80), 6 states have call predecessors, (80), 7 states have return successors, (100), 64 states have call predecessors, (100), 80 states have call successors, (100) [2021-12-19 15:37:50,191 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2252 states to 2252 states and 2742 transitions. [2021-12-19 15:37:50,192 INFO L78 Accepts]: Start accepts. Automaton has 2252 states and 2742 transitions. Word has length 1318 [2021-12-19 15:37:50,192 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:37:50,192 INFO L470 AbstractCegarLoop]: Abstraction has 2252 states and 2742 transitions. [2021-12-19 15:37:50,193 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 3 states, 3 states have (on average 60.333333333333336) internal successors, (181), 3 states have internal predecessors, (181), 1 states have call successors, (5), 1 states have call predecessors, (5), 1 states have return successors, (5), 1 states have call predecessors, (5), 1 states have call successors, (5) [2021-12-19 15:37:50,193 INFO L276 IsEmpty]: Start isEmpty. Operand 2252 states and 2742 transitions. [2021-12-19 15:37:50,208 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1379 [2021-12-19 15:37:50,208 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:37:50,209 INFO L514 BasicCegarLoop]: trace histogram [20, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 5, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 15:37:50,293 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (25)] Forceful destruction successful, exit code 0 [2021-12-19 15:37:50,435 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable23,25 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:37:50,436 INFO L402 AbstractCegarLoop]: === Iteration 25 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-19 15:37:50,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:37:50,436 INFO L85 PathProgramCache]: Analyzing trace with hash -232202770, now seen corresponding path program 1 times [2021-12-19 15:37:50,436 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:37:50,436 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1793144400] [2021-12-19 15:37:50,436 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:37:50,436 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:37:51,865 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 15:37:51,865 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [358502892] [2021-12-19 15:37:51,865 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:37:51,865 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:37:51,866 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 15:37:51,866 INFO L229 MonitoredProcess]: Starting monitored process 26 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 15:37:51,867 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Waiting until timeout for monitored process [2021-12-19 15:38:06,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2021-12-19 15:38:06,812 INFO L263 TraceCheckSpWp]: Trace formula consists of 28347 conjuncts, 11 conjunts are in the unsatisfiable core [2021-12-19 15:38:06,853 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 15:38:08,499 INFO L134 CoverageAnalysis]: Checked inductivity of 5444 backedges. 0 proven. 586 refuted. 0 times theorem prover too weak. 4858 trivial. 0 not checked. [2021-12-19 15:38:08,500 INFO L328 TraceCheckSpWp]: Computing backward predicates... [2021-12-19 15:38:10,786 INFO L134 CoverageAnalysis]: Checked inductivity of 5444 backedges. 0 proven. 562 refuted. 0 times theorem prover too weak. 4882 trivial. 0 not checked. [2021-12-19 15:38:10,787 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:38:10,787 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1793144400] [2021-12-19 15:38:10,787 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-19 15:38:10,787 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [358502892] [2021-12-19 15:38:10,787 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [358502892] provided 0 perfect and 2 imperfect interpolant sequences [2021-12-19 15:38:10,787 INFO L186 FreeRefinementEngine]: Found 0 perfect and 2 imperfect interpolant sequences. [2021-12-19 15:38:10,787 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 11] total 21 [2021-12-19 15:38:10,788 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1040710569] [2021-12-19 15:38:10,788 INFO L85 oduleStraightlineAll]: Using 2 imperfect interpolants to construct interpolant automaton [2021-12-19 15:38:10,789 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 22 states [2021-12-19 15:38:10,789 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:38:10,789 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 22 interpolants. [2021-12-19 15:38:10,789 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=131, Invalid=331, Unknown=0, NotChecked=0, Total=462 [2021-12-19 15:38:10,790 INFO L87 Difference]: Start difference. First operand 2252 states and 2742 transitions. Second operand has 22 states, 21 states have (on average 39.76190476190476) internal successors, (835), 22 states have internal predecessors, (835), 10 states have call successors, (16), 6 states have call predecessors, (16), 6 states have return successors, (16), 10 states have call predecessors, (16), 10 states have call successors, (16) [2021-12-19 15:38:11,429 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:38:11,429 INFO L93 Difference]: Finished difference Result 2758 states and 3355 transitions. [2021-12-19 15:38:11,430 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 32 states. [2021-12-19 15:38:11,430 INFO L78 Accepts]: Start accepts. Automaton has has 22 states, 21 states have (on average 39.76190476190476) internal successors, (835), 22 states have internal predecessors, (835), 10 states have call successors, (16), 6 states have call predecessors, (16), 6 states have return successors, (16), 10 states have call predecessors, (16), 10 states have call successors, (16) Word has length 1378 [2021-12-19 15:38:11,431 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:38:11,437 INFO L225 Difference]: With dead ends: 2758 [2021-12-19 15:38:11,438 INFO L226 Difference]: Without dead ends: 2757 [2021-12-19 15:38:11,439 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 2773 GetRequests, 2734 SyntacticMatches, 0 SemanticMatches, 39 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 289 ImplicationChecksByTransitivity, 0.3s TimeCoverageRelationStatistics Valid=549, Invalid=1091, Unknown=0, NotChecked=0, Total=1640 [2021-12-19 15:38:11,439 INFO L933 BasicCegarLoop]: 307 mSDtfsCounter, 1840 mSDsluCounter, 1734 mSDsCounter, 0 mSdLazyCounter, 411 mSolverCounterSat, 323 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.2s Time, 0 mProtectedPredicate, 0 mProtectedAction, 1845 SdHoareTripleChecker+Valid, 2041 SdHoareTripleChecker+Invalid, 734 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 323 IncrementalHoareTripleChecker+Valid, 411 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.3s IncrementalHoareTripleChecker+Time [2021-12-19 15:38:11,439 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [1845 Valid, 2041 Invalid, 734 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [323 Valid, 411 Invalid, 0 Unknown, 0 Unchecked, 0.3s Time] [2021-12-19 15:38:11,441 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 2757 states. [2021-12-19 15:38:11,489 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 2757 to 2756. [2021-12-19 15:38:11,491 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 2756 states, 2632 states have (on average 1.1808510638297873) internal successors, (3108), 2683 states have internal predecessors, (3108), 110 states have call successors, (110), 12 states have call predecessors, (110), 13 states have return successors, (130), 70 states have call predecessors, (130), 110 states have call successors, (130) [2021-12-19 15:38:11,494 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 2756 states to 2756 states and 3348 transitions. [2021-12-19 15:38:11,495 INFO L78 Accepts]: Start accepts. Automaton has 2756 states and 3348 transitions. Word has length 1378 [2021-12-19 15:38:11,495 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:38:11,495 INFO L470 AbstractCegarLoop]: Abstraction has 2756 states and 3348 transitions. [2021-12-19 15:38:11,496 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 22 states, 21 states have (on average 39.76190476190476) internal successors, (835), 22 states have internal predecessors, (835), 10 states have call successors, (16), 6 states have call predecessors, (16), 6 states have return successors, (16), 10 states have call predecessors, (16), 10 states have call successors, (16) [2021-12-19 15:38:11,496 INFO L276 IsEmpty]: Start isEmpty. Operand 2756 states and 3348 transitions. [2021-12-19 15:38:11,518 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 1757 [2021-12-19 15:38:11,518 INFO L506 BasicCegarLoop]: Found error trace [2021-12-19 15:38:11,519 INFO L514 BasicCegarLoop]: trace histogram [20, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 11, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 10, 9, 9, 9, 9, 9, 9, 4, 4, 4, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 15:38:11,652 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (26)] Forceful destruction successful, exit code 0 [2021-12-19 15:38:11,735 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 26 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable24 [2021-12-19 15:38:11,735 INFO L402 AbstractCegarLoop]: === Iteration 26 === Targeting ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW === [ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (and 7 more)] === [2021-12-19 15:38:11,736 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2021-12-19 15:38:11,736 INFO L85 PathProgramCache]: Analyzing trace with hash 1787082606, now seen corresponding path program 2 times [2021-12-19 15:38:11,736 INFO L121 FreeRefinementEngine]: Executing refinement strategy CAMEL [2021-12-19 15:38:11,736 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1701880953] [2021-12-19 15:38:11,736 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2021-12-19 15:38:11,736 INFO L126 SolverBuilder]: Constructing new instance of SMTInterpol with explicit timeout -1 ms and remaining time -1 ms [2021-12-19 15:38:13,159 ERROR L247 FreeRefinementEngine]: Caught known exception: Unsupported non-linear arithmetic [2021-12-19 15:38:13,159 INFO L333 FreeRefinementEngine]: Using trace check IpTcStrategyModuleZ3 [1530092657] [2021-12-19 15:38:13,159 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 [2021-12-19 15:38:13,159 INFO L168 SolverBuilder]: Constructing external solver with command: z3 -smt2 -in SMTLIB2_COMPLIANT=true [2021-12-19 15:38:13,159 INFO L189 MonitoredProcess]: No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 [2021-12-19 15:38:13,161 INFO L229 MonitoredProcess]: Starting monitored process 27 with /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) [2021-12-19 15:38:13,162 INFO L327 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Waiting until timeout for monitored process [2021-12-19 15:38:28,542 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2021-12-19 15:38:28,543 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2021-12-19 15:38:28,786 INFO L263 TraceCheckSpWp]: Trace formula consists of 29241 conjuncts, 7 conjunts are in the unsatisfiable core [2021-12-19 15:38:28,807 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2021-12-19 15:38:30,169 INFO L134 CoverageAnalysis]: Checked inductivity of 8213 backedges. 2430 proven. 0 refuted. 0 times theorem prover too weak. 5783 trivial. 0 not checked. [2021-12-19 15:38:30,170 INFO L324 TraceCheckSpWp]: Omiting computation of backward sequence because forward sequence was already perfect [2021-12-19 15:38:30,170 INFO L139 FreeRefinementEngine]: Strategy CAMEL found an infeasible trace [2021-12-19 15:38:30,170 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1701880953] [2021-12-19 15:38:30,170 WARN L312 FreeRefinementEngine]: Interpolation failed due to KNOWN_IGNORE: SMT_SOLVER_CANNOT_INTERPOLATE_INPUT [2021-12-19 15:38:30,170 INFO L333 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1530092657] [2021-12-19 15:38:30,170 INFO L160 FreeRefinementEngine]: IpTcStrategyModuleZ3 [1530092657] provided 1 perfect and 0 imperfect interpolant sequences [2021-12-19 15:38:30,170 INFO L186 FreeRefinementEngine]: Found 1 perfect and 0 imperfect interpolant sequences. [2021-12-19 15:38:30,171 INFO L199 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2021-12-19 15:38:30,171 INFO L115 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [154813985] [2021-12-19 15:38:30,171 INFO L85 oduleStraightlineAll]: Using 1 perfect interpolants to construct interpolant automaton [2021-12-19 15:38:30,172 INFO L546 AbstractCegarLoop]: INTERPOLANT automaton has 8 states [2021-12-19 15:38:30,172 INFO L103 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2021-12-19 15:38:30,172 INFO L143 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2021-12-19 15:38:30,172 INFO L145 InterpolantAutomaton]: CoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2021-12-19 15:38:30,172 INFO L87 Difference]: Start difference. First operand 2756 states and 3348 transitions. Second operand has 8 states, 8 states have (on average 60.25) internal successors, (482), 8 states have internal predecessors, (482), 7 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 7 states have call predecessors, (10), 7 states have call successors, (10) [2021-12-19 15:38:30,328 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2021-12-19 15:38:30,329 INFO L93 Difference]: Finished difference Result 2756 states and 3348 transitions. [2021-12-19 15:38:30,329 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2021-12-19 15:38:30,329 INFO L78 Accepts]: Start accepts. Automaton has has 8 states, 8 states have (on average 60.25) internal successors, (482), 8 states have internal predecessors, (482), 7 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 7 states have call predecessors, (10), 7 states have call successors, (10) Word has length 1756 [2021-12-19 15:38:30,330 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2021-12-19 15:38:30,330 INFO L225 Difference]: With dead ends: 2756 [2021-12-19 15:38:30,330 INFO L226 Difference]: Without dead ends: 0 [2021-12-19 15:38:30,333 INFO L932 BasicCegarLoop]: 0 DeclaredPredicates, 1755 GetRequests, 1749 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=28, Invalid=28, Unknown=0, NotChecked=0, Total=56 [2021-12-19 15:38:30,334 INFO L933 BasicCegarLoop]: 686 mSDtfsCounter, 311 mSDsluCounter, 1805 mSDsCounter, 0 mSdLazyCounter, 175 mSolverCounterSat, 8 mSolverCounterUnsat, 0 mSolverCounterUnknown, 0 mSolverCounterNotChecked, 0.1s Time, 0 mProtectedPredicate, 0 mProtectedAction, 337 SdHoareTripleChecker+Valid, 2491 SdHoareTripleChecker+Invalid, 183 SdHoareTripleChecker+Unknown, 0 SdHoareTripleChecker+Unchecked, 0.0s SdHoareTripleChecker+Time, 8 IncrementalHoareTripleChecker+Valid, 175 IncrementalHoareTripleChecker+Invalid, 0 IncrementalHoareTripleChecker+Unknown, 0 IncrementalHoareTripleChecker+Unchecked, 0.1s IncrementalHoareTripleChecker+Time [2021-12-19 15:38:30,334 INFO L934 BasicCegarLoop]: SdHoareTripleChecker [337 Valid, 2491 Invalid, 183 Unknown, 0 Unchecked, 0.0s Time], IncrementalHoareTripleChecker [8 Valid, 175 Invalid, 0 Unknown, 0 Unchecked, 0.1s Time] [2021-12-19 15:38:30,334 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2021-12-19 15:38:30,334 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2021-12-19 15:38:30,335 INFO L82 GeneralOperation]: Start removeUnreachable. Operand has 0 states, 0 states have (on average 0.0) internal successors, (0), 0 states have internal predecessors, (0), 0 states have call successors, (0), 0 states have call predecessors, (0), 0 states have return successors, (0), 0 states have call predecessors, (0), 0 states have call successors, (0) [2021-12-19 15:38:30,335 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2021-12-19 15:38:30,335 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 1756 [2021-12-19 15:38:30,335 INFO L84 Accepts]: Finished accepts. word is rejected. [2021-12-19 15:38:30,335 INFO L470 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2021-12-19 15:38:30,335 INFO L471 AbstractCegarLoop]: INTERPOLANT automaton has has 8 states, 8 states have (on average 60.25) internal successors, (482), 8 states have internal predecessors, (482), 7 states have call successors, (10), 2 states have call predecessors, (10), 2 states have return successors, (10), 7 states have call predecessors, (10), 7 states have call successors, (10) [2021-12-19 15:38:30,336 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2021-12-19 15:38:30,336 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2021-12-19 15:38:30,338 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW (9 of 10 remaining) [2021-12-19 15:38:30,338 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW (8 of 10 remaining) [2021-12-19 15:38:30,338 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW (7 of 10 remaining) [2021-12-19 15:38:30,338 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW (6 of 10 remaining) [2021-12-19 15:38:30,339 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW (5 of 10 remaining) [2021-12-19 15:38:30,339 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW (4 of 10 remaining) [2021-12-19 15:38:30,339 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW (3 of 10 remaining) [2021-12-19 15:38:30,339 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW (2 of 10 remaining) [2021-12-19 15:38:30,339 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW (1 of 10 remaining) [2021-12-19 15:38:30,339 INFO L764 garLoopResultBuilder]: Registering result SAFE for location ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW (0 of 10 remaining) [2021-12-19 15:38:30,480 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true (27)] Forceful destruction successful, exit code 0 [2021-12-19 15:38:30,563 WARN L452 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 27 /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable25 [2021-12-19 15:38:30,565 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2021-12-19 15:39:10,692 INFO L858 garLoopResultBuilder]: For program point #Ultimate.C_memsetEXIT(line -1) no Hoare annotation was computed. [2021-12-19 15:39:10,692 INFO L861 garLoopResultBuilder]: At program point L-1-1(line -1) the Hoare annotation is: true [2021-12-19 15:39:10,692 INFO L861 garLoopResultBuilder]: At program point #Ultimate.C_memsetENTRY(line -1) the Hoare annotation is: true [2021-12-19 15:39:10,692 INFO L858 garLoopResultBuilder]: For program point #Ultimate.C_memsetFINAL(line -1) no Hoare annotation was computed. [2021-12-19 15:39:10,692 INFO L858 garLoopResultBuilder]: For program point L761-24(line 761) no Hoare annotation was computed. [2021-12-19 15:39:10,693 INFO L858 garLoopResultBuilder]: For program point L761-25(line 761) no Hoare annotation was computed. [2021-12-19 15:39:10,693 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW(line 736) no Hoare annotation was computed. [2021-12-19 15:39:10,693 INFO L858 garLoopResultBuilder]: For program point L761-27(line 761) no Hoare annotation was computed. [2021-12-19 15:39:10,693 INFO L858 garLoopResultBuilder]: For program point L761-28(line 761) no Hoare annotation was computed. [2021-12-19 15:39:10,693 INFO L858 garLoopResultBuilder]: For program point L761-29(line 761) no Hoare annotation was computed. [2021-12-19 15:39:10,693 INFO L858 garLoopResultBuilder]: For program point L761-30(line 761) no Hoare annotation was computed. [2021-12-19 15:39:10,693 INFO L858 garLoopResultBuilder]: For program point L761-31(lines 756 763) no Hoare annotation was computed. [2021-12-19 15:39:10,693 INFO L858 garLoopResultBuilder]: For program point L761-32(line 761) no Hoare annotation was computed. [2021-12-19 15:39:10,693 INFO L861 garLoopResultBuilder]: At program point L764(lines 732 765) the Hoare annotation is: true [2021-12-19 15:39:10,693 INFO L858 garLoopResultBuilder]: For program point L707(lines 707 725) no Hoare annotation was computed. [2021-12-19 15:39:10,693 INFO L858 garLoopResultBuilder]: For program point L708(line 708) no Hoare annotation was computed. [2021-12-19 15:39:10,693 INFO L858 garLoopResultBuilder]: For program point L708-1(line 708) no Hoare annotation was computed. [2021-12-19 15:39:10,693 INFO L854 garLoopResultBuilder]: At program point L708-2(lines 708 724) the Hoare annotation is: (let ((.cse0 (let ((.cse4 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse5 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse4 (= |ULTIMATE.start_main_~i~0#1| 0) .cse5) (and .cse4 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse5)))) (.cse1 (<= 0 |ULTIMATE.start_test_int_int_#t~post3#1|)) (.cse2 (<= 0 ~count_int_int~0)) (.cse3 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4))) (or (and .cse0 .cse1 .cse2 .cse3 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 1) (<= ~count_int_int~0 2) (<= 2 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 (<= 4 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_test_int_int_#t~post3#1| 2) .cse2 (<= ~count_int_int~0 3) .cse3) (and .cse0 .cse1 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 3) .cse2 .cse3 (<= ~count_int_int~0 4) (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and (<= |ULTIMATE.start_test_int_int_#t~post3#1| 0) .cse0 .cse1 .cse2 .cse3 (<= ~count_int_int~0 1)) (and (<= 8 |ULTIMATE.start_main_~i~0#1|) (<= ~count_int_int~0 2147483642) .cse0 .cse1 .cse2 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 4) .cse3))) [2021-12-19 15:39:10,693 INFO L858 garLoopResultBuilder]: For program point L709(line 709) no Hoare annotation was computed. [2021-12-19 15:39:10,693 INFO L854 garLoopResultBuilder]: At program point L710(line 710) the Hoare annotation is: (let ((.cse0 (let ((.cse4 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse5 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse4 (= |ULTIMATE.start_main_~i~0#1| 0) .cse5) (and .cse4 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse5)))) (.cse1 (<= 0 |ULTIMATE.start_test_int_int_#t~post3#1|)) (.cse2 (<= 0 ~count_int_int~0)) (.cse3 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4))) (or (and .cse0 .cse1 .cse2 .cse3 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 1) (<= ~count_int_int~0 2) (<= 2 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 (<= 4 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_test_int_int_#t~post3#1| 2) .cse2 (<= ~count_int_int~0 3) .cse3) (and .cse0 .cse1 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 3) .cse2 .cse3 (<= ~count_int_int~0 4) (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and (<= |ULTIMATE.start_test_int_int_#t~post3#1| 0) .cse0 .cse1 .cse2 .cse3 (<= ~count_int_int~0 1)) (and (<= 8 |ULTIMATE.start_main_~i~0#1|) (<= ~count_int_int~0 2147483642) .cse0 .cse1 .cse2 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 4) .cse3))) [2021-12-19 15:39:10,693 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW(line 747) no Hoare annotation was computed. [2021-12-19 15:39:10,693 INFO L858 garLoopResultBuilder]: For program point L712(line 712) no Hoare annotation was computed. [2021-12-19 15:39:10,694 INFO L854 garLoopResultBuilder]: At program point L713(line 713) the Hoare annotation is: (let ((.cse0 (let ((.cse4 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse5 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse4 (= |ULTIMATE.start_main_~i~0#1| 0) .cse5) (and .cse4 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse5)))) (.cse1 (<= 0 |ULTIMATE.start_test_int_int_#t~post3#1|)) (.cse2 (<= 0 ~count_int_int~0)) (.cse3 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4))) (or (and .cse0 .cse1 .cse2 .cse3 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 1) (<= ~count_int_int~0 2) (<= 2 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 (<= 4 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_test_int_int_#t~post3#1| 2) .cse2 (<= ~count_int_int~0 3) .cse3) (and .cse0 .cse1 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 3) .cse2 .cse3 (<= ~count_int_int~0 4) (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and (<= |ULTIMATE.start_test_int_int_#t~post3#1| 0) .cse0 .cse1 .cse2 .cse3 (<= ~count_int_int~0 1)) (and (<= 8 |ULTIMATE.start_main_~i~0#1|) (<= ~count_int_int~0 2147483642) .cse0 .cse1 .cse2 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 4) .cse3))) [2021-12-19 15:39:10,694 INFO L858 garLoopResultBuilder]: For program point L715(line 715) no Hoare annotation was computed. [2021-12-19 15:39:10,694 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW(line 746) no Hoare annotation was computed. [2021-12-19 15:39:10,694 INFO L854 garLoopResultBuilder]: At program point L716(line 716) the Hoare annotation is: (let ((.cse0 (let ((.cse4 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse5 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse4 (= |ULTIMATE.start_main_~i~0#1| 0) .cse5) (and .cse4 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse5)))) (.cse1 (<= 0 |ULTIMATE.start_test_int_int_#t~post3#1|)) (.cse2 (<= 0 ~count_int_int~0)) (.cse3 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4))) (or (and .cse0 .cse1 .cse2 .cse3 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 1) (<= ~count_int_int~0 2) (<= 2 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 (<= 4 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_test_int_int_#t~post3#1| 2) .cse2 (<= ~count_int_int~0 3) .cse3) (and .cse0 .cse1 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 3) .cse2 .cse3 (<= ~count_int_int~0 4) (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and (<= |ULTIMATE.start_test_int_int_#t~post3#1| 0) .cse0 .cse1 .cse2 .cse3 (<= ~count_int_int~0 1)) (and (<= 8 |ULTIMATE.start_main_~i~0#1|) (<= ~count_int_int~0 2147483642) .cse0 .cse1 .cse2 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 4) .cse3))) [2021-12-19 15:39:10,694 INFO L858 garLoopResultBuilder]: For program point L718(line 718) no Hoare annotation was computed. [2021-12-19 15:39:10,694 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2021-12-19 15:39:10,694 INFO L854 garLoopResultBuilder]: At program point L719(line 719) the Hoare annotation is: (let ((.cse0 (let ((.cse4 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse5 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse4 (= |ULTIMATE.start_main_~i~0#1| 0) .cse5) (and .cse4 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse5)))) (.cse1 (<= 0 |ULTIMATE.start_test_int_int_#t~post3#1|)) (.cse2 (<= 0 ~count_int_int~0)) (.cse3 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4))) (or (and .cse0 .cse1 .cse2 .cse3 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 1) (<= ~count_int_int~0 2) (<= 2 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 (<= 4 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_test_int_int_#t~post3#1| 2) .cse2 (<= ~count_int_int~0 3) .cse3) (and .cse0 .cse1 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 3) .cse2 .cse3 (<= ~count_int_int~0 4) (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and (<= |ULTIMATE.start_test_int_int_#t~post3#1| 0) .cse0 .cse1 .cse2 .cse3 (<= ~count_int_int~0 1)) (and (<= 8 |ULTIMATE.start_main_~i~0#1|) (<= ~count_int_int~0 2147483642) .cse0 .cse1 .cse2 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 4) .cse3))) [2021-12-19 15:39:10,694 INFO L858 garLoopResultBuilder]: For program point L721(line 721) no Hoare annotation was computed. [2021-12-19 15:39:10,694 INFO L854 garLoopResultBuilder]: At program point L722(line 722) the Hoare annotation is: (let ((.cse0 (let ((.cse4 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse5 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse4 (= |ULTIMATE.start_main_~i~0#1| 0) .cse5) (and .cse4 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse5)))) (.cse1 (<= 0 |ULTIMATE.start_test_int_int_#t~post3#1|)) (.cse2 (<= 0 ~count_int_int~0)) (.cse3 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4))) (or (and .cse0 .cse1 .cse2 .cse3 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 1) (<= ~count_int_int~0 2) (<= 2 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 (<= 4 |ULTIMATE.start_main_~i~0#1|) (<= |ULTIMATE.start_test_int_int_#t~post3#1| 2) .cse2 (<= ~count_int_int~0 3) .cse3) (and .cse0 .cse1 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 3) .cse2 .cse3 (<= ~count_int_int~0 4) (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and (<= |ULTIMATE.start_test_int_int_#t~post3#1| 0) .cse0 .cse1 .cse2 .cse3 (<= ~count_int_int~0 1)) (and (<= 8 |ULTIMATE.start_main_~i~0#1|) (<= ~count_int_int~0 2147483642) .cse0 .cse1 .cse2 (<= |ULTIMATE.start_test_int_int_#t~post3#1| 4) .cse3))) [2021-12-19 15:39:10,694 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW(line 742) no Hoare annotation was computed. [2021-12-19 15:39:10,694 INFO L858 garLoopResultBuilder]: For program point L-1(line -1) no Hoare annotation was computed. [2021-12-19 15:39:10,694 INFO L858 garLoopResultBuilder]: For program point L736-2(lines 736 745) no Hoare annotation was computed. [2021-12-19 15:39:10,694 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW(line 736) no Hoare annotation was computed. [2021-12-19 15:39:10,694 INFO L858 garLoopResultBuilder]: For program point L736-3(line 736) no Hoare annotation was computed. [2021-12-19 15:39:10,694 INFO L858 garLoopResultBuilder]: For program point L736-4(line 736) no Hoare annotation was computed. [2021-12-19 15:39:10,694 INFO L854 garLoopResultBuilder]: At program point L736-5(lines 736 745) the Hoare annotation is: (let ((.cse0 (<= ~count_int_int~0 0)) (.cse1 (<= 0 ~count_int_int~0))) (or (and .cse0 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4) .cse1 (<= |ULTIMATE.start_main_~i~0#1| 2147483645) (<= 1 |ULTIMATE.start_main_~i~0#1|) (= |ULTIMATE.start_main_~_hj_k~0#1| 4)) (and .cse0 (= |ULTIMATE.start_main_~users~0#1.offset| 0) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (= |ULTIMATE.start_main_~i~0#1| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0)))) [2021-12-19 15:39:10,694 INFO L858 garLoopResultBuilder]: For program point L736-6(lines 736 745) no Hoare annotation was computed. [2021-12-19 15:39:10,694 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW(line 708) no Hoare annotation was computed. [2021-12-19 15:39:10,694 INFO L858 garLoopResultBuilder]: For program point L738(lines 738 740) no Hoare annotation was computed. [2021-12-19 15:39:10,695 INFO L858 garLoopResultBuilder]: For program point L738-2(lines 738 740) no Hoare annotation was computed. [2021-12-19 15:39:10,695 INFO L858 garLoopResultBuilder]: For program point L742(line 742) no Hoare annotation was computed. [2021-12-19 15:39:10,695 INFO L858 garLoopResultBuilder]: For program point L742-1(line 742) no Hoare annotation was computed. [2021-12-19 15:39:10,695 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW(line 747) no Hoare annotation was computed. [2021-12-19 15:39:10,695 INFO L858 garLoopResultBuilder]: For program point L743-5(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,695 INFO L854 garLoopResultBuilder]: At program point L743-6(line 743) the Hoare annotation is: false [2021-12-19 15:39:10,695 INFO L858 garLoopResultBuilder]: For program point L743-7(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,695 INFO L854 garLoopResultBuilder]: At program point L743-8(line 743) the Hoare annotation is: (let ((.cse0 (<= ~count_int_int~0 0)) (.cse1 (<= 0 ~count_int_int~0)) (.cse2 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse0 .cse1 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse2) (and (= |ULTIMATE.start_main_~users~0#1.offset| 0) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0) .cse2))) [2021-12-19 15:39:10,695 INFO L858 garLoopResultBuilder]: For program point L743-9(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,695 INFO L858 garLoopResultBuilder]: For program point L743-10(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,695 INFO L858 garLoopResultBuilder]: For program point L743-12(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,695 INFO L858 garLoopResultBuilder]: For program point L743-13(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,695 INFO L858 garLoopResultBuilder]: For program point L743-15(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,695 INFO L858 garLoopResultBuilder]: For program point L743-16(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,695 INFO L858 garLoopResultBuilder]: For program point L743-18(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,695 INFO L858 garLoopResultBuilder]: For program point L743-19(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,695 INFO L858 garLoopResultBuilder]: For program point L743-21(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,695 INFO L858 garLoopResultBuilder]: For program point L743-22(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,695 INFO L858 garLoopResultBuilder]: For program point L743-24(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,695 INFO L858 garLoopResultBuilder]: For program point L743-25(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,695 INFO L858 garLoopResultBuilder]: For program point L743-27(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,695 INFO L858 garLoopResultBuilder]: For program point L743-28(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,696 INFO L858 garLoopResultBuilder]: For program point L743-30(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,696 INFO L858 garLoopResultBuilder]: For program point L743-31(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,696 INFO L858 garLoopResultBuilder]: For program point L743-33(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,696 INFO L858 garLoopResultBuilder]: For program point L743-34(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,696 INFO L858 garLoopResultBuilder]: For program point L744-4(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,696 INFO L858 garLoopResultBuilder]: For program point L743-36(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,696 INFO L854 garLoopResultBuilder]: At program point L744-5(line 744) the Hoare annotation is: (let ((.cse0 (<= ~count_int_int~0 0)) (.cse2 (<= 0 ~count_int_int~0)) (.cse1 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse3 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) .cse3) (and .cse0 .cse2 .cse1 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse3))) [2021-12-19 15:39:10,696 INFO L858 garLoopResultBuilder]: For program point L743-37(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,696 INFO L858 garLoopResultBuilder]: For program point L744-6(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,696 INFO L854 garLoopResultBuilder]: At program point L744-7(line 744) the Hoare annotation is: (let ((.cse0 (<= ~count_int_int~0 0)) (.cse2 (<= 0 ~count_int_int~0)) (.cse1 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse3 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) .cse3) (and .cse0 .cse2 .cse1 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse3))) [2021-12-19 15:39:10,696 INFO L858 garLoopResultBuilder]: For program point L743-39(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,696 INFO L858 garLoopResultBuilder]: For program point L744-8(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,696 INFO L858 garLoopResultBuilder]: For program point L743-40(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,696 INFO L858 garLoopResultBuilder]: For program point L744-9(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,696 INFO L858 garLoopResultBuilder]: For program point L743-42(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,696 INFO L858 garLoopResultBuilder]: For program point L744-11(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,696 INFO L858 garLoopResultBuilder]: For program point L744-12(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,696 INFO L858 garLoopResultBuilder]: For program point L743-44(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,696 INFO L854 garLoopResultBuilder]: At program point L743-45(line 743) the Hoare annotation is: (let ((.cse0 (<= ~count_int_int~0 0)) (.cse1 (<= 0 ~count_int_int~0)) (.cse2 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse0 .cse1 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse2) (and (= |ULTIMATE.start_main_~users~0#1.offset| 0) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0) .cse2))) [2021-12-19 15:39:10,696 INFO L858 garLoopResultBuilder]: For program point L744-14(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,696 INFO L858 garLoopResultBuilder]: For program point L743-46(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,696 INFO L858 garLoopResultBuilder]: For program point L744-15(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,697 INFO L854 garLoopResultBuilder]: At program point L743-47(line 743) the Hoare annotation is: (let ((.cse0 (<= ~count_int_int~0 0)) (.cse1 (<= 0 ~count_int_int~0))) (or (and .cse0 .cse1 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) (= |ULTIMATE.start_main_~_hj_k~0#1| 4)) (and (= |ULTIMATE.start_main_~users~0#1.offset| 0) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0)))) [2021-12-19 15:39:10,697 INFO L858 garLoopResultBuilder]: For program point L743-48(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,697 INFO L858 garLoopResultBuilder]: For program point L744-17(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,697 INFO L854 garLoopResultBuilder]: At program point L743-49(line 743) the Hoare annotation is: (let ((.cse0 (<= ~count_int_int~0 0)) (.cse1 (<= 0 ~count_int_int~0))) (or (and .cse0 .cse1 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) (= |ULTIMATE.start_main_~_hj_k~0#1| 4)) (and (= |ULTIMATE.start_main_~users~0#1.offset| 0) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0)))) [2021-12-19 15:39:10,697 INFO L858 garLoopResultBuilder]: For program point L744-18(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,697 INFO L858 garLoopResultBuilder]: For program point L743-51(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,697 INFO L858 garLoopResultBuilder]: For program point L744-20(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,697 INFO L858 garLoopResultBuilder]: For program point L744-21(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,697 INFO L858 garLoopResultBuilder]: For program point L743-53(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,697 INFO L858 garLoopResultBuilder]: For program point L744-23(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,697 INFO L854 garLoopResultBuilder]: At program point L743-55(line 743) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_main_~users~0#1.offset| 0)) (.cse0 (<= ~count_int_int~0 0)) (.cse2 (<= 0 ~count_int_int~0)) (.cse3 (= |ULTIMATE.start_main_~users~0#1.base| 0)) (.cse4 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse0 .cse1 .cse2 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse3 .cse4) (and .cse1 .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse2 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) .cse3 .cse4))) [2021-12-19 15:39:10,697 INFO L858 garLoopResultBuilder]: For program point L744-24(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,697 INFO L858 garLoopResultBuilder]: For program point L743-56(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,697 INFO L858 garLoopResultBuilder]: For program point L743-57(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,697 INFO L858 garLoopResultBuilder]: For program point L744-26(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,697 INFO L858 garLoopResultBuilder]: For program point L744-27(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,697 INFO L854 garLoopResultBuilder]: At program point L743-59(line 743) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_main_~users~0#1.offset| 0)) (.cse0 (<= ~count_int_int~0 0)) (.cse2 (<= 0 ~count_int_int~0)) (.cse3 (= |ULTIMATE.start_main_~users~0#1.base| 0)) (.cse4 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse0 .cse1 .cse2 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse3 .cse4) (and .cse1 .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse2 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) .cse3 .cse4))) [2021-12-19 15:39:10,697 INFO L858 garLoopResultBuilder]: For program point L743-60(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,697 INFO L858 garLoopResultBuilder]: For program point L744-29(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,697 INFO L858 garLoopResultBuilder]: For program point L743-61(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,697 INFO L858 garLoopResultBuilder]: For program point L744-30(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,697 INFO L854 garLoopResultBuilder]: At program point L743-62(line 743) the Hoare annotation is: (let ((.cse1 (= |ULTIMATE.start_main_~users~0#1.offset| 0)) (.cse0 (<= ~count_int_int~0 0)) (.cse2 (<= 0 ~count_int_int~0)) (.cse3 (= |ULTIMATE.start_main_~users~0#1.base| 0)) (.cse4 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse0 .cse1 .cse2 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse3 .cse4) (and .cse1 .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse2 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) .cse3 .cse4))) [2021-12-19 15:39:10,698 INFO L858 garLoopResultBuilder]: For program point L743-63(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,698 INFO L858 garLoopResultBuilder]: For program point L744-32(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,698 INFO L858 garLoopResultBuilder]: For program point L744-33(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,698 INFO L858 garLoopResultBuilder]: For program point L743-66(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,698 INFO L858 garLoopResultBuilder]: For program point L744-35(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,698 INFO L854 garLoopResultBuilder]: At program point L743-67(line 743) the Hoare annotation is: (and (<= ~count_int_int~0 0) (<= 0 ~count_int_int~0) (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) (= |ULTIMATE.start_main_~_hj_k~0#1| 4)) [2021-12-19 15:39:10,698 INFO L858 garLoopResultBuilder]: For program point L744-36(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,698 INFO L858 garLoopResultBuilder]: For program point L744-38(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,698 INFO L858 garLoopResultBuilder]: For program point L743-70(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,698 INFO L858 garLoopResultBuilder]: For program point L744-39(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,698 INFO L854 garLoopResultBuilder]: At program point L743-71(line 743) the Hoare annotation is: (let ((.cse0 (<= ~count_int_int~0 0)) (.cse1 (<= 0 ~count_int_int~0)) (.cse2 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) .cse2) (and .cse0 .cse1 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse2))) [2021-12-19 15:39:10,698 INFO L858 garLoopResultBuilder]: For program point L744-41(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,698 INFO L858 garLoopResultBuilder]: For program point L743-73(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,698 INFO L858 garLoopResultBuilder]: For program point L744-43(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,698 INFO L858 garLoopResultBuilder]: For program point L743-75(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,698 INFO L854 garLoopResultBuilder]: At program point L744-44(line 744) the Hoare annotation is: (let ((.cse0 (<= ~count_int_int~0 0)) (.cse2 (<= 0 ~count_int_int~0)) (.cse1 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse3 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) .cse3) (and .cse0 .cse2 .cse1 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse3))) [2021-12-19 15:39:10,698 INFO L858 garLoopResultBuilder]: For program point L743-76(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,698 INFO L858 garLoopResultBuilder]: For program point L744-45(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,698 INFO L854 garLoopResultBuilder]: At program point L744-46(line 744) the Hoare annotation is: (let ((.cse0 (<= ~count_int_int~0 0)) (.cse1 (<= 0 ~count_int_int~0)) (.cse2 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) .cse2) (and .cse0 .cse1 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse2))) [2021-12-19 15:39:10,698 INFO L858 garLoopResultBuilder]: For program point L743-78(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,698 INFO L858 garLoopResultBuilder]: For program point L744-47(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,699 INFO L854 garLoopResultBuilder]: At program point L744-48(line 744) the Hoare annotation is: (let ((.cse0 (<= ~count_int_int~0 0)) (.cse1 (<= 0 ~count_int_int~0)) (.cse2 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) .cse2) (and .cse0 .cse1 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse2))) [2021-12-19 15:39:10,699 INFO L858 garLoopResultBuilder]: For program point L743-80(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,699 INFO L858 garLoopResultBuilder]: For program point L744-50(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,699 INFO L854 garLoopResultBuilder]: At program point L743-82(line 743) the Hoare annotation is: (let ((.cse0 (<= ~count_int_int~0 0)) (.cse1 (<= 0 ~count_int_int~0)) (.cse2 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) .cse2) (and .cse0 .cse1 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse2))) [2021-12-19 15:39:10,699 INFO L858 garLoopResultBuilder]: For program point L743-83(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,699 INFO L858 garLoopResultBuilder]: For program point L744-52(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,699 INFO L858 garLoopResultBuilder]: For program point L743-84(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,701 INFO L854 garLoopResultBuilder]: At program point L744-54(line 744) the Hoare annotation is: (let ((.cse0 (<= ~count_int_int~0 0)) (.cse2 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse1 (<= 0 ~count_int_int~0)) (.cse3 (= |ULTIMATE.start_main_~altusers~0#1.base| 0)) (.cse4 (= |ULTIMATE.start_main_~altusers~0#1.offset| 0)) (.cse5 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse5) (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse2 .cse1 .cse3 .cse4 .cse5))) [2021-12-19 15:39:10,701 INFO L858 garLoopResultBuilder]: For program point L743-86(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,701 INFO L858 garLoopResultBuilder]: For program point L744-55(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,701 INFO L858 garLoopResultBuilder]: For program point L744-56(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,701 INFO L858 garLoopResultBuilder]: For program point L743-88(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,701 INFO L854 garLoopResultBuilder]: At program point L744-58(line 744) the Hoare annotation is: (let ((.cse0 (<= ~count_int_int~0 0)) (.cse2 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse1 (<= 0 ~count_int_int~0)) (.cse3 (= |ULTIMATE.start_main_~altusers~0#1.base| 0)) (.cse4 (= |ULTIMATE.start_main_~altusers~0#1.offset| 0)) (.cse5 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse5) (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse2 .cse1 .cse3 .cse4 .cse5))) [2021-12-19 15:39:10,701 INFO L858 garLoopResultBuilder]: For program point L744-59(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,701 INFO L858 garLoopResultBuilder]: For program point L744-60(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,701 INFO L854 garLoopResultBuilder]: At program point L744-61(line 744) the Hoare annotation is: (let ((.cse0 (<= ~count_int_int~0 0)) (.cse2 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse1 (<= 0 ~count_int_int~0)) (.cse3 (= |ULTIMATE.start_main_~altusers~0#1.base| 0)) (.cse4 (= |ULTIMATE.start_main_~altusers~0#1.offset| 0)) (.cse5 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse0 .cse1 .cse2 .cse3 .cse4 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse5) (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse2 .cse1 .cse3 .cse4 .cse5))) [2021-12-19 15:39:10,701 INFO L858 garLoopResultBuilder]: For program point L743-93(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,702 INFO L858 garLoopResultBuilder]: For program point L744-62(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,702 INFO L854 garLoopResultBuilder]: At program point L743-94(line 743) the Hoare annotation is: (let ((.cse0 (<= ~count_int_int~0 0)) (.cse1 (<= 0 ~count_int_int~0)) (.cse2 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) .cse2) (and .cse0 .cse1 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse2))) [2021-12-19 15:39:10,702 INFO L858 garLoopResultBuilder]: For program point L743-95(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,702 INFO L858 garLoopResultBuilder]: For program point L746-2(lines 746 754) no Hoare annotation was computed. [2021-12-19 15:39:10,702 INFO L858 garLoopResultBuilder]: For program point L743-96(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,702 INFO L858 garLoopResultBuilder]: For program point L744-65(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,702 INFO L858 garLoopResultBuilder]: For program point L746-3(line 746) no Hoare annotation was computed. [2021-12-19 15:39:10,702 INFO L858 garLoopResultBuilder]: For program point L743-97(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,702 INFO L854 garLoopResultBuilder]: At program point L744-66(line 744) the Hoare annotation is: (and (<= ~count_int_int~0 0) (<= 0 ~count_int_int~0) (<= |ULTIMATE.start_main_~_hj_k~1#1| 4) (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) (= |ULTIMATE.start_main_~_hj_k~0#1| 4)) [2021-12-19 15:39:10,702 INFO L854 garLoopResultBuilder]: At program point L746-4(lines 746 754) the Hoare annotation is: (let ((.cse0 (let ((.cse3 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse4 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse3 (= |ULTIMATE.start_main_~i~0#1| 0) .cse4) (and .cse3 (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse4)))) (.cse1 (<= 0 ~count_int_int~0)) (.cse2 (<= |ULTIMATE.start_main_~i~0#1| 2147483646))) (or (and .cse0 .cse1 (<= ~count_int_int~0 3) .cse2 (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and (<= 4 |ULTIMATE.start_main_~i~0#1|) .cse0 .cse1 .cse2 (<= ~count_int_int~0 2)) (and .cse0 .cse1 (<= ~count_int_int~0 1) .cse2 (<= 2 |ULTIMATE.start_main_~i~0#1|)) (and (<= 8 |ULTIMATE.start_main_~i~0#1|) .cse0 .cse1 (<= ~count_int_int~0 4) .cse2) (and (<= ~count_int_int~0 0) (<= |ULTIMATE.start_main_~i~0#1| 0) .cse0 .cse1 .cse2) (and (<= ~count_int_int~0 2147483642) .cse0 .cse1 (<= 10 |ULTIMATE.start_main_~i~0#1|) .cse2))) [2021-12-19 15:39:10,702 INFO L858 garLoopResultBuilder]: For program point L746-5(lines 746 754) no Hoare annotation was computed. [2021-12-19 15:39:10,702 INFO L858 garLoopResultBuilder]: For program point L743-100(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,702 INFO L858 garLoopResultBuilder]: For program point L744-69(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,702 INFO L858 garLoopResultBuilder]: For program point L743-101(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,702 INFO L854 garLoopResultBuilder]: At program point L744-70(line 744) the Hoare annotation is: (let ((.cse0 (<= ~count_int_int~0 0)) (.cse2 (<= 0 ~count_int_int~0)) (.cse1 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse3 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3) (and .cse0 .cse2 .cse1 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse3))) [2021-12-19 15:39:10,702 INFO L858 garLoopResultBuilder]: For program point L743-103(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,702 INFO L858 garLoopResultBuilder]: For program point L744-72(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,702 INFO L854 garLoopResultBuilder]: At program point L743-104(line 743) the Hoare annotation is: (let ((.cse0 (<= ~count_int_int~0 0)) (.cse1 (<= 0 ~count_int_int~0)) (.cse2 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) .cse2) (and .cse0 .cse1 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse2))) [2021-12-19 15:39:10,702 INFO L858 garLoopResultBuilder]: For program point L743-105(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,703 INFO L858 garLoopResultBuilder]: For program point L744-74(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,703 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startENTRY(line -1) no Hoare annotation was computed. [2021-12-19 15:39:10,703 INFO L854 garLoopResultBuilder]: At program point L743-106(line 743) the Hoare annotation is: (let ((.cse0 (<= ~count_int_int~0 0)) (.cse1 (<= 0 ~count_int_int~0)) (.cse2 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) .cse2) (and .cse0 .cse1 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse2))) [2021-12-19 15:39:10,703 INFO L858 garLoopResultBuilder]: For program point L744-75(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,703 INFO L858 garLoopResultBuilder]: For program point L743-107(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,703 INFO L858 garLoopResultBuilder]: For program point L743-108(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,703 INFO L858 garLoopResultBuilder]: For program point L744-77(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,703 INFO L858 garLoopResultBuilder]: For program point L743-110(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,703 INFO L858 garLoopResultBuilder]: For program point L744-79(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,703 INFO L858 garLoopResultBuilder]: For program point L743-111(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,703 INFO L854 garLoopResultBuilder]: At program point L744-81(line 744) the Hoare annotation is: (let ((.cse0 (<= ~count_int_int~0 0)) (.cse2 (<= 0 ~count_int_int~0)) (.cse1 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse3 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3) (and .cse0 .cse2 .cse1 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse3))) [2021-12-19 15:39:10,703 INFO L858 garLoopResultBuilder]: For program point L743-113(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,703 INFO L858 garLoopResultBuilder]: For program point L744-82(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,703 INFO L858 garLoopResultBuilder]: For program point L743-114(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,703 INFO L858 garLoopResultBuilder]: For program point L744-83(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,703 INFO L854 garLoopResultBuilder]: At program point L743-115(line 743) the Hoare annotation is: (let ((.cse0 (<= ~count_int_int~0 0)) (.cse1 (<= 0 ~count_int_int~0)) (.cse2 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) .cse2) (and .cse0 .cse1 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse2))) [2021-12-19 15:39:10,703 INFO L858 garLoopResultBuilder]: For program point L744-85(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,703 INFO L858 garLoopResultBuilder]: For program point L743-117(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,703 INFO L858 garLoopResultBuilder]: For program point L743-118(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,704 INFO L858 garLoopResultBuilder]: For program point L744-87(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,704 INFO L858 garLoopResultBuilder]: For program point L743-119(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,704 INFO L858 garLoopResultBuilder]: For program point L743-120(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,704 INFO L858 garLoopResultBuilder]: For program point L743-121(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,704 INFO L858 garLoopResultBuilder]: For program point L743-122(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,704 INFO L858 garLoopResultBuilder]: For program point L743-123(line 743) no Hoare annotation was computed. [2021-12-19 15:39:10,704 INFO L858 garLoopResultBuilder]: For program point L744-92(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,704 INFO L854 garLoopResultBuilder]: At program point L743-124(line 743) the Hoare annotation is: (let ((.cse0 (<= ~count_int_int~0 0)) (.cse1 (<= 0 ~count_int_int~0))) (or (and .cse0 .cse1 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) (= |ULTIMATE.start_main_~_hj_k~0#1| 4)) (and (= |ULTIMATE.start_main_~users~0#1.offset| 0) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse1 (= |ULTIMATE.start_main_~altusers~0#1.base| 0) (= |ULTIMATE.start_main_~altusers~0#1.offset| 0) (= |ULTIMATE.start_main_~users~0#1.base| 0)))) [2021-12-19 15:39:10,704 INFO L854 garLoopResultBuilder]: At program point L744-93(line 744) the Hoare annotation is: (let ((.cse0 (<= ~count_int_int~0 0)) (.cse2 (<= 0 ~count_int_int~0)) (.cse1 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse3 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3) (and .cse0 .cse2 .cse1 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse3))) [2021-12-19 15:39:10,704 INFO L858 garLoopResultBuilder]: For program point L747(line 747) no Hoare annotation was computed. [2021-12-19 15:39:10,704 INFO L858 garLoopResultBuilder]: For program point L744-94(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,704 INFO L858 garLoopResultBuilder]: For program point L747-1(line 747) no Hoare annotation was computed. [2021-12-19 15:39:10,704 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW(line 746) no Hoare annotation was computed. [2021-12-19 15:39:10,704 INFO L858 garLoopResultBuilder]: For program point L744-95(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,704 INFO L858 garLoopResultBuilder]: For program point L744-96(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,704 INFO L858 garLoopResultBuilder]: For program point L744-99(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,704 INFO L858 garLoopResultBuilder]: For program point L744-100(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,704 INFO L858 garLoopResultBuilder]: For program point L744-102(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,704 INFO L854 garLoopResultBuilder]: At program point L744-103(line 744) the Hoare annotation is: (let ((.cse0 (<= ~count_int_int~0 0)) (.cse2 (<= 0 ~count_int_int~0)) (.cse1 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse3 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3) (and .cse0 .cse2 .cse1 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse3))) [2021-12-19 15:39:10,704 INFO L858 garLoopResultBuilder]: For program point L744-104(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,704 INFO L854 garLoopResultBuilder]: At program point L744-105(line 744) the Hoare annotation is: (let ((.cse0 (<= ~count_int_int~0 0)) (.cse2 (<= 0 ~count_int_int~0)) (.cse1 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse3 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3) (and .cse0 .cse2 .cse1 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse3))) [2021-12-19 15:39:10,705 INFO L858 garLoopResultBuilder]: For program point L744-106(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,705 INFO L858 garLoopResultBuilder]: For program point L744-107(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,705 INFO L858 garLoopResultBuilder]: For program point L744-109(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,705 INFO L858 garLoopResultBuilder]: For program point L744-110(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,705 INFO L858 garLoopResultBuilder]: For program point L744-112(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,705 INFO L858 garLoopResultBuilder]: For program point L744-113(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,705 INFO L854 garLoopResultBuilder]: At program point L744-114(line 744) the Hoare annotation is: (let ((.cse0 (<= ~count_int_int~0 0)) (.cse2 (<= 0 ~count_int_int~0)) (.cse1 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse3 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) (<= 0 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3) (and .cse0 .cse2 .cse1 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse3))) [2021-12-19 15:39:10,705 INFO L858 garLoopResultBuilder]: For program point L744-116(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,705 INFO L858 garLoopResultBuilder]: For program point L744-117(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,705 INFO L858 garLoopResultBuilder]: For program point L744-118(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,705 INFO L858 garLoopResultBuilder]: For program point L744-119(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,705 INFO L858 garLoopResultBuilder]: For program point L744-120(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,705 INFO L858 garLoopResultBuilder]: For program point L744-121(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,705 INFO L858 garLoopResultBuilder]: For program point L744-122(line 744) no Hoare annotation was computed. [2021-12-19 15:39:10,705 INFO L858 garLoopResultBuilder]: For program point L744-123(lines 736 745) no Hoare annotation was computed. [2021-12-19 15:39:10,705 INFO L858 garLoopResultBuilder]: For program point L748-5(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,705 INFO L854 garLoopResultBuilder]: At program point L748-6(line 748) the Hoare annotation is: (let ((.cse0 (let ((.cse3 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse4 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse3 (= |ULTIMATE.start_main_~i~0#1| 0) .cse4) (and .cse3 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse4)))) (.cse1 (<= 0 ~count_int_int~0)) (.cse2 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4))) (or (and (<= 8 |ULTIMATE.start_main_~i~0#1|) .cse0 .cse1 .cse2 (<= ~count_int_int~0 4)) (and (<= ~count_int_int~0 0) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 .cse2) (and .cse0 .cse1 .cse2 (<= ~count_int_int~0 1) (<= 2 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (<= 4 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 (<= ~count_int_int~0 2)) (and .cse0 .cse1 (<= ~count_int_int~0 3) .cse2 (<= 6 |ULTIMATE.start_main_~i~0#1|)))) [2021-12-19 15:39:10,705 INFO L858 garLoopResultBuilder]: For program point L748-7(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,705 INFO L854 garLoopResultBuilder]: At program point L748-8(line 748) the Hoare annotation is: (let ((.cse0 (let ((.cse3 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse4 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse3 (= |ULTIMATE.start_main_~i~0#1| 0) .cse4) (and .cse3 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse4)))) (.cse1 (<= 0 ~count_int_int~0)) (.cse2 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4))) (or (and (<= 8 |ULTIMATE.start_main_~i~0#1|) .cse0 .cse1 .cse2 (<= ~count_int_int~0 4)) (and (<= ~count_int_int~0 0) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 .cse2) (and .cse0 .cse1 .cse2 (<= ~count_int_int~0 1) (<= 2 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (<= 4 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 (<= ~count_int_int~0 2)) (and .cse0 .cse1 (<= ~count_int_int~0 3) .cse2 (<= 6 |ULTIMATE.start_main_~i~0#1|)))) [2021-12-19 15:39:10,705 INFO L858 garLoopResultBuilder]: For program point L748-9(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,705 INFO L858 garLoopResultBuilder]: For program point L748-10(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,706 INFO L858 garLoopResultBuilder]: For program point L748-12(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,706 INFO L858 garLoopResultBuilder]: For program point L748-13(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,706 INFO L858 garLoopResultBuilder]: For program point L748-15(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,706 INFO L858 garLoopResultBuilder]: For program point L748-16(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,706 INFO L858 garLoopResultBuilder]: For program point L748-18(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,706 INFO L858 garLoopResultBuilder]: For program point L748-19(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,706 INFO L858 garLoopResultBuilder]: For program point L748-21(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,706 INFO L858 garLoopResultBuilder]: For program point L748-22(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,706 INFO L858 garLoopResultBuilder]: For program point L748-24(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,706 INFO L858 garLoopResultBuilder]: For program point L748-25(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,706 INFO L858 garLoopResultBuilder]: For program point L748-27(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,706 INFO L858 garLoopResultBuilder]: For program point L748-28(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,706 INFO L858 garLoopResultBuilder]: For program point L748-30(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,706 INFO L858 garLoopResultBuilder]: For program point L748-31(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,706 INFO L858 garLoopResultBuilder]: For program point L748-33(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,706 INFO L858 garLoopResultBuilder]: For program point L748-34(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,706 INFO L858 garLoopResultBuilder]: For program point L748-36(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,706 INFO L858 garLoopResultBuilder]: For program point L748-37(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,706 INFO L858 garLoopResultBuilder]: For program point L748-39(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,706 INFO L858 garLoopResultBuilder]: For program point L748-40(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,706 INFO L858 garLoopResultBuilder]: For program point L748-42(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,706 INFO L858 garLoopResultBuilder]: For program point L748-44(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,707 INFO L854 garLoopResultBuilder]: At program point L748-45(line 748) the Hoare annotation is: (let ((.cse0 (let ((.cse3 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse4 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse3 (= |ULTIMATE.start_main_~i~0#1| 0) .cse4) (and .cse3 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse4)))) (.cse1 (<= 0 ~count_int_int~0)) (.cse2 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4))) (or (and (<= 8 |ULTIMATE.start_main_~i~0#1|) .cse0 .cse1 .cse2 (<= ~count_int_int~0 4)) (and (<= ~count_int_int~0 0) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 .cse2) (and .cse0 .cse1 .cse2 (<= ~count_int_int~0 1) (<= 2 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (<= 4 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 (<= ~count_int_int~0 2)) (and .cse0 .cse1 (<= ~count_int_int~0 3) .cse2 (<= 6 |ULTIMATE.start_main_~i~0#1|)))) [2021-12-19 15:39:10,707 INFO L858 garLoopResultBuilder]: For program point L748-46(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,707 INFO L854 garLoopResultBuilder]: At program point L748-47(line 748) the Hoare annotation is: (let ((.cse0 (let ((.cse2 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse3 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse2 (= |ULTIMATE.start_main_~i~0#1| 0) .cse3) (and .cse2 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse3)))) (.cse1 (<= 0 ~count_int_int~0))) (or (and .cse0 .cse1 (<= ~count_int_int~0 3) (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 (<= ~count_int_int~0 1) (<= 2 |ULTIMATE.start_main_~i~0#1|)) (and (<= ~count_int_int~0 0) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1) (and (<= 8 |ULTIMATE.start_main_~i~0#1|) .cse0 .cse1 (<= ~count_int_int~0 4)) (and .cse0 (<= 4 |ULTIMATE.start_main_~i~0#1|) .cse1 (<= ~count_int_int~0 2)))) [2021-12-19 15:39:10,707 INFO L858 garLoopResultBuilder]: For program point L748-48(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,707 INFO L854 garLoopResultBuilder]: At program point L748-49(line 748) the Hoare annotation is: (let ((.cse0 (let ((.cse2 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse3 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse2 (= |ULTIMATE.start_main_~i~0#1| 0) .cse3) (and .cse2 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse3)))) (.cse1 (<= 0 ~count_int_int~0))) (or (and .cse0 .cse1 (<= ~count_int_int~0 3) (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 (<= ~count_int_int~0 1) (<= 2 |ULTIMATE.start_main_~i~0#1|)) (and (<= ~count_int_int~0 0) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1) (and (<= 8 |ULTIMATE.start_main_~i~0#1|) .cse0 .cse1 (<= ~count_int_int~0 4)) (and .cse0 (<= 4 |ULTIMATE.start_main_~i~0#1|) .cse1 (<= ~count_int_int~0 2)))) [2021-12-19 15:39:10,707 INFO L858 garLoopResultBuilder]: For program point L748-51(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,707 INFO L858 garLoopResultBuilder]: For program point L748-53(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,707 INFO L854 garLoopResultBuilder]: At program point L748-54(line 748) the Hoare annotation is: (let ((.cse0 (let ((.cse5 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse6 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse5 (= |ULTIMATE.start_main_~i~0#1| 0) .cse6) (and .cse5 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse6)))) (.cse1 (= |ULTIMATE.start_main_~tmp~0#1.base| 0)) (.cse2 (<= 0 ~count_int_int~0)) (.cse3 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4)) (.cse4 (= |ULTIMATE.start_main_~tmp~0#1.offset| 0))) (or (and .cse0 .cse1 .cse2 .cse3 (<= ~count_int_int~0 1) .cse4 (<= 2 |ULTIMATE.start_main_~i~0#1|)) (and (<= 8 |ULTIMATE.start_main_~i~0#1|) .cse0 .cse1 .cse2 .cse3 (<= ~count_int_int~0 4) .cse4) (and (<= ~count_int_int~0 0) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 .cse2 .cse3 .cse4) (and .cse0 (<= 4 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3 (<= ~count_int_int~0 2) .cse4) (and .cse0 .cse1 .cse2 (<= ~count_int_int~0 3) .cse3 .cse4 (<= 6 |ULTIMATE.start_main_~i~0#1|)))) [2021-12-19 15:39:10,707 INFO L858 garLoopResultBuilder]: For program point L748-55(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,707 INFO L858 garLoopResultBuilder]: For program point L748-56(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,707 INFO L858 garLoopResultBuilder]: For program point L748-58(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,707 INFO L854 garLoopResultBuilder]: At program point L748-59(line 748) the Hoare annotation is: (let ((.cse0 (let ((.cse5 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse6 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse5 (= |ULTIMATE.start_main_~i~0#1| 0) .cse6) (and .cse5 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse6)))) (.cse1 (= |ULTIMATE.start_main_~tmp~0#1.base| 0)) (.cse2 (<= 0 ~count_int_int~0)) (.cse3 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4)) (.cse4 (= |ULTIMATE.start_main_~tmp~0#1.offset| 0))) (or (and .cse0 .cse1 .cse2 .cse3 (<= ~count_int_int~0 1) .cse4 (<= 2 |ULTIMATE.start_main_~i~0#1|)) (and (<= 8 |ULTIMATE.start_main_~i~0#1|) .cse0 .cse1 .cse2 .cse3 (<= ~count_int_int~0 4) .cse4) (and (<= ~count_int_int~0 0) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 .cse2 .cse3 .cse4) (and .cse0 (<= 4 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3 (<= ~count_int_int~0 2) .cse4) (and .cse0 .cse1 .cse2 (<= ~count_int_int~0 3) .cse3 .cse4 (<= 6 |ULTIMATE.start_main_~i~0#1|)))) [2021-12-19 15:39:10,707 INFO L858 garLoopResultBuilder]: For program point L748-63(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,707 INFO L858 garLoopResultBuilder]: For program point L748-65(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,707 INFO L858 garLoopResultBuilder]: For program point L748-66(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,707 INFO L858 garLoopResultBuilder]: For program point L748-69(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,707 INFO L858 garLoopResultBuilder]: For program point L748-70(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,707 INFO L858 garLoopResultBuilder]: For program point L748-72(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,707 INFO L854 garLoopResultBuilder]: At program point L748-73(line 748) the Hoare annotation is: (let ((.cse0 (let ((.cse3 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse4 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse3 (= |ULTIMATE.start_main_~i~0#1| 0) .cse4) (and .cse3 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse4)))) (.cse1 (<= 0 ~count_int_int~0)) (.cse2 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4))) (or (and (<= 8 |ULTIMATE.start_main_~i~0#1|) .cse0 .cse1 .cse2 (<= ~count_int_int~0 4)) (and (<= ~count_int_int~0 0) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 .cse2) (and .cse0 .cse1 .cse2 (<= ~count_int_int~0 1) (<= 2 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 (<= 4 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 (<= ~count_int_int~0 2)) (and .cse0 .cse1 (<= ~count_int_int~0 3) .cse2 (<= 6 |ULTIMATE.start_main_~i~0#1|)))) [2021-12-19 15:39:10,708 INFO L858 garLoopResultBuilder]: For program point L748-75(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,708 INFO L858 garLoopResultBuilder]: For program point L748-76(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,708 INFO L854 garLoopResultBuilder]: At program point L748-77(line 748) the Hoare annotation is: (let ((.cse0 (let ((.cse5 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse6 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse5 (= |ULTIMATE.start_main_~i~0#1| 0) .cse6) (and .cse5 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse6)))) (.cse1 (= |ULTIMATE.start_main_~tmp~0#1.base| 0)) (.cse2 (<= 0 ~count_int_int~0)) (.cse3 (<= |ULTIMATE.start_main_~_hj_k~2#1| 4)) (.cse4 (= |ULTIMATE.start_main_~tmp~0#1.offset| 0))) (or (and .cse0 .cse1 .cse2 .cse3 (<= ~count_int_int~0 1) .cse4 (<= 2 |ULTIMATE.start_main_~i~0#1|)) (and (<= ~count_int_int~0 0) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1 .cse2 .cse3 .cse4) (and (<= 8 |ULTIMATE.start_main_~i~0#1|) .cse0 .cse1 .cse2 .cse3 (<= ~count_int_int~0 4) .cse4) (and .cse0 (<= 4 |ULTIMATE.start_main_~i~0#1|) .cse1 .cse2 .cse3 (<= ~count_int_int~0 2) .cse4) (and .cse0 .cse1 .cse2 (<= ~count_int_int~0 3) .cse3 .cse4 (<= 6 |ULTIMATE.start_main_~i~0#1|)))) [2021-12-19 15:39:10,708 INFO L858 garLoopResultBuilder]: For program point L748-80(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,708 INFO L858 garLoopResultBuilder]: For program point L748-81(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,708 INFO L858 garLoopResultBuilder]: For program point L748-82(line 748) no Hoare annotation was computed. [2021-12-19 15:39:10,708 INFO L854 garLoopResultBuilder]: At program point L748-83(line 748) the Hoare annotation is: (let ((.cse0 (let ((.cse2 (<= |ULTIMATE.start_main_~_hj_k~1#1| 4)) (.cse3 (= |ULTIMATE.start_main_~_hj_k~0#1| 4))) (or (and .cse2 (= |ULTIMATE.start_main_~i~0#1| 0) .cse3) (and .cse2 (< |ULTIMATE.start_main_~i~0#1| 10) (<= 1 |ULTIMATE.start_main_~i~0#1|) .cse3)))) (.cse1 (<= 0 ~count_int_int~0))) (or (and .cse0 .cse1 (<= ~count_int_int~0 3) (<= 6 |ULTIMATE.start_main_~i~0#1|)) (and .cse0 .cse1 (<= ~count_int_int~0 1) (<= 2 |ULTIMATE.start_main_~i~0#1|)) (and (<= ~count_int_int~0 0) .cse0 (<= |ULTIMATE.start_main_~i~0#1| 0) .cse1) (and (<= 8 |ULTIMATE.start_main_~i~0#1|) .cse0 .cse1 (<= ~count_int_int~0 4)) (and .cse0 (<= 4 |ULTIMATE.start_main_~i~0#1|) .cse1 (<= ~count_int_int~0 2)))) [2021-12-19 15:39:10,708 INFO L858 garLoopResultBuilder]: For program point L748-84(lines 746 754) no Hoare annotation was computed. [2021-12-19 15:39:10,708 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW(line 708) no Hoare annotation was computed. [2021-12-19 15:39:10,709 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW(line 742) no Hoare annotation was computed. [2021-12-19 15:39:10,709 INFO L858 garLoopResultBuilder]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2021-12-19 15:39:10,709 INFO L858 garLoopResultBuilder]: For program point L756(line 756) no Hoare annotation was computed. [2021-12-19 15:39:10,709 INFO L858 garLoopResultBuilder]: For program point L756-2(line 756) no Hoare annotation was computed. [2021-12-19 15:39:10,709 INFO L858 garLoopResultBuilder]: For program point L756-5(lines 756 763) no Hoare annotation was computed. [2021-12-19 15:39:10,710 INFO L858 garLoopResultBuilder]: For program point L756-6(line 756) no Hoare annotation was computed. [2021-12-19 15:39:10,710 INFO L858 garLoopResultBuilder]: For program point L756-8(line 756) no Hoare annotation was computed. [2021-12-19 15:39:10,710 INFO L861 garLoopResultBuilder]: At program point L756-9(lines 756 763) the Hoare annotation is: true [2021-12-19 15:39:10,710 INFO L858 garLoopResultBuilder]: For program point L756-10(lines 756 763) no Hoare annotation was computed. [2021-12-19 15:39:10,710 INFO L858 garLoopResultBuilder]: For program point L760-1(line 760) no Hoare annotation was computed. [2021-12-19 15:39:10,710 INFO L858 garLoopResultBuilder]: For program point L760-3(line 760) no Hoare annotation was computed. [2021-12-19 15:39:10,710 INFO L858 garLoopResultBuilder]: For program point L760-5(line 760) no Hoare annotation was computed. [2021-12-19 15:39:10,710 INFO L858 garLoopResultBuilder]: For program point L760-7(line 760) no Hoare annotation was computed. [2021-12-19 15:39:10,710 INFO L858 garLoopResultBuilder]: For program point L760-8(line 760) no Hoare annotation was computed. [2021-12-19 15:39:10,710 INFO L858 garLoopResultBuilder]: For program point L760-11(line 760) no Hoare annotation was computed. [2021-12-19 15:39:10,711 INFO L861 garLoopResultBuilder]: At program point L760-12(line 760) the Hoare annotation is: true [2021-12-19 15:39:10,711 INFO L858 garLoopResultBuilder]: For program point L760-13(line 760) no Hoare annotation was computed. [2021-12-19 15:39:10,711 INFO L858 garLoopResultBuilder]: For program point L760-14(line 760) no Hoare annotation was computed. [2021-12-19 15:39:10,711 INFO L858 garLoopResultBuilder]: For program point L760-17(line 760) no Hoare annotation was computed. [2021-12-19 15:39:10,711 INFO L858 garLoopResultBuilder]: For program point L760-18(line 760) no Hoare annotation was computed. [2021-12-19 15:39:10,711 INFO L858 garLoopResultBuilder]: For program point L760-20(line 760) no Hoare annotation was computed. [2021-12-19 15:39:10,711 INFO L858 garLoopResultBuilder]: For program point L760-22(line 760) no Hoare annotation was computed. [2021-12-19 15:39:10,711 INFO L858 garLoopResultBuilder]: For program point L760-23(line 760) no Hoare annotation was computed. [2021-12-19 15:39:10,711 INFO L858 garLoopResultBuilder]: For program point L760-25(line 760) no Hoare annotation was computed. [2021-12-19 15:39:10,711 INFO L858 garLoopResultBuilder]: For program point L760-26(line 760) no Hoare annotation was computed. [2021-12-19 15:39:10,712 INFO L858 garLoopResultBuilder]: For program point L760-28(line 760) no Hoare annotation was computed. [2021-12-19 15:39:10,712 INFO L858 garLoopResultBuilder]: For program point L760-29(line 760) no Hoare annotation was computed. [2021-12-19 15:39:10,712 INFO L858 garLoopResultBuilder]: For program point L760-30(line 760) no Hoare annotation was computed. [2021-12-19 15:39:10,712 INFO L858 garLoopResultBuilder]: For program point L760-31(line 760) no Hoare annotation was computed. [2021-12-19 15:39:10,712 INFO L858 garLoopResultBuilder]: For program point L761(line 761) no Hoare annotation was computed. [2021-12-19 15:39:10,712 INFO L861 garLoopResultBuilder]: At program point L760-32(line 760) the Hoare annotation is: true [2021-12-19 15:39:10,712 INFO L858 garLoopResultBuilder]: For program point L761-2(line 761) no Hoare annotation was computed. [2021-12-19 15:39:10,712 INFO L858 garLoopResultBuilder]: For program point L761-4(line 761) no Hoare annotation was computed. [2021-12-19 15:39:10,712 INFO L858 garLoopResultBuilder]: For program point L761-6(line 761) no Hoare annotation was computed. [2021-12-19 15:39:10,712 INFO L858 garLoopResultBuilder]: For program point L761-7(line 761) no Hoare annotation was computed. [2021-12-19 15:39:10,713 INFO L858 garLoopResultBuilder]: For program point L761-10(line 761) no Hoare annotation was computed. [2021-12-19 15:39:10,713 INFO L861 garLoopResultBuilder]: At program point L761-11(line 761) the Hoare annotation is: true [2021-12-19 15:39:10,713 INFO L858 garLoopResultBuilder]: For program point L761-12(line 761) no Hoare annotation was computed. [2021-12-19 15:39:10,713 INFO L858 garLoopResultBuilder]: For program point L761-13(line 761) no Hoare annotation was computed. [2021-12-19 15:39:10,713 INFO L858 garLoopResultBuilder]: For program point L761-16(line 761) no Hoare annotation was computed. [2021-12-19 15:39:10,713 INFO L858 garLoopResultBuilder]: For program point L761-17(line 761) no Hoare annotation was computed. [2021-12-19 15:39:10,713 INFO L858 garLoopResultBuilder]: For program point L761-19(line 761) no Hoare annotation was computed. [2021-12-19 15:39:10,713 INFO L858 garLoopResultBuilder]: For program point L761-21(line 761) no Hoare annotation was computed. [2021-12-19 15:39:10,713 INFO L858 garLoopResultBuilder]: For program point L761-22(line 761) no Hoare annotation was computed. [2021-12-19 15:39:10,713 INFO L861 garLoopResultBuilder]: At program point __VERIFIER_assertENTRY(lines 701 705) the Hoare annotation is: true [2021-12-19 15:39:10,714 INFO L858 garLoopResultBuilder]: For program point L702(lines 702 704) no Hoare annotation was computed. [2021-12-19 15:39:10,714 INFO L858 garLoopResultBuilder]: For program point L702-2(lines 701 705) no Hoare annotation was computed. [2021-12-19 15:39:10,714 INFO L858 garLoopResultBuilder]: For program point __VERIFIER_assertEXIT(lines 701 705) no Hoare annotation was computed. [2021-12-19 15:39:10,718 INFO L732 BasicCegarLoop]: Path program histogram: [3, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2021-12-19 15:39:10,719 INFO L179 ceAbstractionStarter]: Computing trace abstraction results [2021-12-19 15:39:10,749 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 19.12 03:39:10 BoogieIcfgContainer [2021-12-19 15:39:10,749 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2021-12-19 15:39:10,750 INFO L113 PluginConnector]: ------------------------Witness Printer---------------------------- [2021-12-19 15:39:10,750 INFO L271 PluginConnector]: Initializing Witness Printer... [2021-12-19 15:39:10,750 INFO L275 PluginConnector]: Witness Printer initialized [2021-12-19 15:39:10,750 INFO L185 PluginConnector]: Executing the observer RCFGCatcher from plugin Witness Printer for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 19.12 03:36:12" (3/4) ... [2021-12-19 15:39:10,752 INFO L137 WitnessPrinter]: Generating witness for correct program [2021-12-19 15:39:10,759 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure #Ultimate.C_memset [2021-12-19 15:39:10,764 INFO L354 RCFGBacktranslator]: Ignoring RootEdge to procedure __VERIFIER_assert [2021-12-19 15:39:10,786 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 24 nodes and edges [2021-12-19 15:39:10,787 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 10 nodes and edges [2021-12-19 15:39:10,787 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-19 15:39:10,788 INFO L910 BoogieBacktranslator]: Reduced CFG by removing 2 nodes and edges [2021-12-19 15:39:10,867 INFO L141 WitnessManager]: Wrote witness to /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/witness.graphml [2021-12-19 15:39:10,867 INFO L132 PluginConnector]: ------------------------ END Witness Printer---------------------------- [2021-12-19 15:39:10,868 INFO L158 Benchmark]: Toolchain (without parser) took 180828.61ms. Allocated memory was 125.8MB in the beginning and 4.7GB in the end (delta: 4.6GB). Free memory was 90.3MB in the beginning and 1.9GB in the end (delta: -1.9GB). Peak memory consumption was 2.7GB. Max. memory is 16.1GB. [2021-12-19 15:39:10,868 INFO L158 Benchmark]: CDTParser took 0.15ms. Allocated memory is still 83.9MB. Free memory is still 43.4MB. There was no memory consumed. Max. memory is 16.1GB. [2021-12-19 15:39:10,869 INFO L158 Benchmark]: CACSL2BoogieTranslator took 624.99ms. Allocated memory is still 125.8MB. Free memory was 90.0MB in the beginning and 68.7MB in the end (delta: 21.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. [2021-12-19 15:39:10,869 INFO L158 Benchmark]: Boogie Procedure Inliner took 142.58ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 68.7MB in the beginning and 120.6MB in the end (delta: -51.9MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. [2021-12-19 15:39:10,869 INFO L158 Benchmark]: Boogie Preprocessor took 121.52ms. Allocated memory is still 151.0MB. Free memory was 120.6MB in the beginning and 109.1MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. [2021-12-19 15:39:10,869 INFO L158 Benchmark]: RCFGBuilder took 1067.98ms. Allocated memory is still 151.0MB. Free memory was 109.1MB in the beginning and 67.1MB in the end (delta: 42.0MB). Peak memory consumption was 60.9MB. Max. memory is 16.1GB. [2021-12-19 15:39:10,870 INFO L158 Benchmark]: TraceAbstraction took 178748.25ms. Allocated memory was 151.0MB in the beginning and 4.7GB in the end (delta: 4.6GB). Free memory was 66.0MB in the beginning and 2.0GB in the end (delta: -1.9GB). Peak memory consumption was 4.0GB. Max. memory is 16.1GB. [2021-12-19 15:39:10,871 INFO L158 Benchmark]: Witness Printer took 117.79ms. Allocated memory is still 4.7GB. Free memory was 2.0GB in the beginning and 1.9GB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. [2021-12-19 15:39:10,871 INFO L339 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15ms. Allocated memory is still 83.9MB. Free memory is still 43.4MB. There was no memory consumed. Max. memory is 16.1GB. * CACSL2BoogieTranslator took 624.99ms. Allocated memory is still 125.8MB. Free memory was 90.0MB in the beginning and 68.7MB in the end (delta: 21.3MB). Peak memory consumption was 21.0MB. Max. memory is 16.1GB. * Boogie Procedure Inliner took 142.58ms. Allocated memory was 125.8MB in the beginning and 151.0MB in the end (delta: 25.2MB). Free memory was 68.7MB in the beginning and 120.6MB in the end (delta: -51.9MB). Peak memory consumption was 17.2MB. Max. memory is 16.1GB. * Boogie Preprocessor took 121.52ms. Allocated memory is still 151.0MB. Free memory was 120.6MB in the beginning and 109.1MB in the end (delta: 11.5MB). Peak memory consumption was 10.5MB. Max. memory is 16.1GB. * RCFGBuilder took 1067.98ms. Allocated memory is still 151.0MB. Free memory was 109.1MB in the beginning and 67.1MB in the end (delta: 42.0MB). Peak memory consumption was 60.9MB. Max. memory is 16.1GB. * TraceAbstraction took 178748.25ms. Allocated memory was 151.0MB in the beginning and 4.7GB in the end (delta: 4.6GB). Free memory was 66.0MB in the beginning and 2.0GB in the end (delta: -1.9GB). Peak memory consumption was 4.0GB. Max. memory is 16.1GB. * Witness Printer took 117.79ms. Allocated memory is still 4.7GB. Free memory was 2.0GB in the beginning and 1.9GB in the end (delta: 16.8MB). Peak memory consumption was 16.8MB. Max. memory is 16.1GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - StatisticsResult: ErrorAutomatonStatistics NumberErrorTraces: 0, NumberStatementsAllTraces: 0, NumberRelevantStatements: 0, 0.0s ErrorAutomatonConstructionTimeTotal, 0.0s FaulLocalizationTime, NumberStatementsFirstTrace: -1, TraceLengthAvg: 0, 0.0s ErrorAutomatonConstructionTimeAvg, 0.0s ErrorAutomatonDifferenceTimeAvg, 0.0s ErrorAutomatonDifferenceTimeTotal, NumberOfNoEnhancement: 0, NumberOfFiniteEnhancement: 0, NumberOfInfiniteEnhancement: 0 - PositiveResult [Line: 742]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 742]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 736]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 736]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 747]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 747]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 708]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 708]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 746]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - PositiveResult [Line: 746]: integer overflow can never occur For all program executions holds that integer overflow can never occur at this location - StatisticsResult: Ultimate Automizer benchmark data CFG has 3 procedures, 323 locations, 10 error locations. Started 1 CEGAR loops. OverallTime: 178.7s, OverallIterations: 26, TraceHistogramMax: 20, PathProgramHistogramMax: 3, EmptinessCheckTime: 0.2s, AutomataDifference: 3.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 40.1s, InitialAbstractionConstructionTime: 0.0s, PartialOrderReductionTime: 0.0s, HoareTripleCheckerStatistics: 0 mSolverCounterUnknown, 15441 SdHoareTripleChecker+Valid, 1.9s IncrementalHoareTripleChecker+Time, 0 mSdLazyCounter, 15081 mSDsluCounter, 32807 SdHoareTripleChecker+Invalid, 1.5s Time, 0 mProtectedAction, 0 SdHoareTripleChecker+Unchecked, 0 IncrementalHoareTripleChecker+Unchecked, 23047 mSDsCounter, 982 IncrementalHoareTripleChecker+Valid, 0 mProtectedPredicate, 2250 IncrementalHoareTripleChecker+Invalid, 3232 SdHoareTripleChecker+Unknown, 0 mSolverCounterNotChecked, 982 mSolverCounterUnsat, 9760 mSDtfsCounter, 2250 mSolverCounterSat, 0.1s SdHoareTripleChecker+Time, 0 IncrementalHoareTripleChecker+Unknown, PredicateUnifierStatistics: 0 DeclaredPredicates, 15776 GetRequests, 15578 SyntacticMatches, 1 SemanticMatches, 197 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 570 ImplicationChecksByTransitivity, 1.0s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=2756occurred in iteration=25, InterpolantAutomatonStates: 203, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.6s AutomataMinimizationTime, 26 MinimizatonAttempts, 2436 StatesRemovedByMinimization, 21 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 57 LocationsWithAnnotation, 611 PreInvPairs, 1291 NumberOfFragments, 4677 HoareAnnotationTreeSize, 611 FomulaSimplifications, 481357 FormulaSimplificationTreeSizeReduction, 36.5s HoareSimplificationTime, 57 FomulaSimplificationsInter, 1011707 FormulaSimplificationTreeSizeReductionInter, 3.6s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 10.4s SsaConstructionTime, 19.4s SatisfiabilityAnalysisTime, 22.2s InterpolantComputationTime, 11144 NumberOfCodeBlocks, 7947 NumberOfCodeBlocksAsserted, 29 NumberOfCheckSat, 15707 ConstructedInterpolants, 0 QuantifiedInterpolants, 37654 SizeOfPredicates, 40 NumberOfNonLiveVariables, 151767 ConjunctsInSsa, 156 ConjunctsInUnsatCore, 34 InterpolantComputations, 18 PerfectInterpolantSequences, 43867/50608 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 - AllSpecificationsHoldResult: All specifications hold 10 specifications checked. All of them hold - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((((((8 <= i && (((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4))) && 0 <= count_int_int) && _hj_k <= 4) && count_int_int <= 4) || ((((count_int_int <= 0 && (((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4))) && i <= 0) && 0 <= count_int_int) && _hj_k <= 4)) || (((((((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4)) && 0 <= count_int_int) && _hj_k <= 4) && count_int_int <= 1) && 2 <= i)) || (((((((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4)) && 4 <= i) && 0 <= count_int_int) && _hj_k <= 4) && count_int_int <= 2)) || (((((((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4)) && 0 <= count_int_int) && count_int_int <= 3) && _hj_k <= 4) && 6 <= i) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: ((((((count_int_int <= 0 && i <= 0) && 0 <= i) && 0 <= count_int_int) && altusers == 0) && altusers == 0) && _hj_k == 4) || ((((count_int_int <= 0 && 0 <= count_int_int) && i < 10) && 1 <= i) && _hj_k == 4) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((((((8 <= i && (((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4))) && 0 <= count_int_int) && _hj_k <= 4) && count_int_int <= 4) || ((((count_int_int <= 0 && (((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4))) && i <= 0) && 0 <= count_int_int) && _hj_k <= 4)) || (((((((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4)) && 0 <= count_int_int) && _hj_k <= 4) && count_int_int <= 1) && 2 <= i)) || (((((((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4)) && 4 <= i) && 0 <= count_int_int) && _hj_k <= 4) && count_int_int <= 2)) || (((((((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4)) && 0 <= count_int_int) && count_int_int <= 3) && _hj_k <= 4) && 6 <= i) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: ((((((count_int_int <= 0 && i <= 0) && 0 <= i) && 0 <= count_int_int) && altusers == 0) && altusers == 0) && _hj_k == 4) || ((((count_int_int <= 0 && 0 <= count_int_int) && i < 10) && 1 <= i) && _hj_k == 4) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((((((((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4)) && 0 <= count_int_int) && count_int_int <= 3) && 6 <= i) || ((((((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4)) && 0 <= count_int_int) && count_int_int <= 1) && 2 <= i)) || (((count_int_int <= 0 && (((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4))) && i <= 0) && 0 <= count_int_int)) || (((8 <= i && (((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4))) && 0 <= count_int_int) && count_int_int <= 4)) || ((((((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4)) && 4 <= i) && 0 <= count_int_int) && count_int_int <= 2) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: ((((((count_int_int <= 0 && users == 0) && 0 <= count_int_int) && i < 10) && 1 <= i) && users == 0) && _hj_k == 4) || ((((((((users == 0 && count_int_int <= 0) && i <= 0) && 0 <= i) && 0 <= count_int_int) && altusers == 0) && altusers == 0) && users == 0) && _hj_k == 4) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: ((((count_int_int <= 0 && 0 <= count_int_int) && _hj_k <= 4) && i < 10) && 1 <= i) && _hj_k == 4 - InvariantResult [Line: 746]: Loop Invariant Derived loop invariant: (((((((((((_hj_k <= 4 && i == 0) && _hj_k == 4) || ((_hj_k <= 4 && 1 <= i) && _hj_k == 4)) && 0 <= count_int_int) && count_int_int <= 3) && i <= 2147483646) && 6 <= i) || ((((4 <= i && (((_hj_k <= 4 && i == 0) && _hj_k == 4) || ((_hj_k <= 4 && 1 <= i) && _hj_k == 4))) && 0 <= count_int_int) && i <= 2147483646) && count_int_int <= 2)) || (((((((_hj_k <= 4 && i == 0) && _hj_k == 4) || ((_hj_k <= 4 && 1 <= i) && _hj_k == 4)) && 0 <= count_int_int) && count_int_int <= 1) && i <= 2147483646) && 2 <= i)) || ((((8 <= i && (((_hj_k <= 4 && i == 0) && _hj_k == 4) || ((_hj_k <= 4 && 1 <= i) && _hj_k == 4))) && 0 <= count_int_int) && count_int_int <= 4) && i <= 2147483646)) || ((((count_int_int <= 0 && i <= 0) && (((_hj_k <= 4 && i == 0) && _hj_k == 4) || ((_hj_k <= 4 && 1 <= i) && _hj_k == 4))) && 0 <= count_int_int) && i <= 2147483646)) || ((((count_int_int <= 2147483642 && (((_hj_k <= 4 && i == 0) && _hj_k == 4) || ((_hj_k <= 4 && 1 <= i) && _hj_k == 4))) && 0 <= count_int_int) && 10 <= i) && i <= 2147483646) - InvariantResult [Line: 756]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: ((((((count_int_int <= 0 && i <= 0) && 0 <= i) && 0 <= count_int_int) && altusers == 0) && altusers == 0) && _hj_k == 4) || ((((count_int_int <= 0 && 0 <= count_int_int) && i < 10) && 1 <= i) && _hj_k == 4) - InvariantResult [Line: 736]: Loop Invariant Derived loop invariant: (((((count_int_int <= 0 && _hj_k <= 4) && 0 <= count_int_int) && i <= 2147483645) && 1 <= i) && _hj_k == 4) || ((((((count_int_int <= 0 && users == 0) && 0 <= count_int_int) && altusers == 0) && altusers == 0) && i == 0) && users == 0) - InvariantResult [Line: -1]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: ((((((count_int_int <= 0 && i <= 0) && 0 <= i) && 0 <= count_int_int) && altusers == 0) && altusers == 0) && _hj_k == 4) || ((((count_int_int <= 0 && 0 <= count_int_int) && i < 10) && 1 <= i) && _hj_k == 4) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: ((((count_int_int <= 0 && 0 <= count_int_int) && i < 10) && 1 <= i) && _hj_k == 4) || (((((((users == 0 && count_int_int <= 0) && i <= 0) && 0 <= i) && 0 <= count_int_int) && altusers == 0) && altusers == 0) && users == 0) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (((((((count_int_int <= 0 && i <= 0) && 0 <= i) && _hj_k <= 4) && 0 <= count_int_int) && altusers == 0) && altusers == 0) && _hj_k == 4) || (((((count_int_int <= 0 && 0 <= count_int_int) && _hj_k <= 4) && i < 10) && 1 <= i) && _hj_k == 4) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (((((count_int_int <= 0 && i <= 0) && 0 <= i) && _hj_k <= 4) && 0 <= count_int_int) && _hj_k == 4) || (((((count_int_int <= 0 && 0 <= count_int_int) && _hj_k <= 4) && i < 10) && 1 <= i) && _hj_k == 4) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: ((((((count_int_int <= 0 && i <= 0) && 0 <= i) && 0 <= count_int_int) && altusers == 0) && altusers == 0) && _hj_k == 4) || ((((count_int_int <= 0 && 0 <= count_int_int) && i < 10) && 1 <= i) && _hj_k == 4) - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: ((((count_int_int <= 0 && 0 <= count_int_int) && i < 10) && 1 <= i) && _hj_k == 4) || ((((((((users == 0 && count_int_int <= 0) && i <= 0) && 0 <= i) && 0 <= count_int_int) && altusers == 0) && altusers == 0) && users == 0) && _hj_k == 4) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: ((((((count_int_int <= 0 && i <= 0) && 0 <= i) && 0 <= count_int_int) && altusers == 0) && altusers == 0) && _hj_k == 4) || ((((count_int_int <= 0 && 0 <= count_int_int) && i < 10) && 1 <= i) && _hj_k == 4) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (((((count_int_int <= 0 && i <= 0) && 0 <= i) && _hj_k <= 4) && 0 <= count_int_int) && _hj_k == 4) || (((((count_int_int <= 0 && 0 <= count_int_int) && _hj_k <= 4) && i < 10) && 1 <= i) && _hj_k == 4) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (((((((count_int_int <= 0 && 0 <= count_int_int) && _hj_k <= 4) && altusers == 0) && altusers == 0) && i < 10) && 1 <= i) && _hj_k == 4) || (((((((count_int_int <= 0 && i <= 0) && 0 <= i) && _hj_k <= 4) && 0 <= count_int_int) && altusers == 0) && altusers == 0) && _hj_k == 4) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: (((count_int_int <= 0 && 0 <= count_int_int) && i < 10) && 1 <= i) && _hj_k == 4 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (((((count_int_int <= 0 && i <= 0) && 0 <= i) && _hj_k <= 4) && 0 <= count_int_int) && _hj_k == 4) || (((((count_int_int <= 0 && 0 <= count_int_int) && _hj_k <= 4) && i < 10) && 1 <= i) && _hj_k == 4) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: ((((count_int_int <= 0 && 0 <= count_int_int) && i < 10) && 1 <= i) && _hj_k == 4) || ((((((((users == 0 && count_int_int <= 0) && i <= 0) && 0 <= i) && 0 <= count_int_int) && altusers == 0) && altusers == 0) && users == 0) && _hj_k == 4) - InvariantResult [Line: 708]: Loop Invariant Derived loop invariant: ((((((((((((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4)) && 0 <= aux-count_int_int++-aux) && 0 <= count_int_int) && _hj_k <= 4) && aux-count_int_int++-aux <= 1) && count_int_int <= 2) && 2 <= i) || (((((((((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4)) && 0 <= aux-count_int_int++-aux) && 4 <= i) && aux-count_int_int++-aux <= 2) && 0 <= count_int_int) && count_int_int <= 3) && _hj_k <= 4)) || (((((((((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4)) && 0 <= aux-count_int_int++-aux) && aux-count_int_int++-aux <= 3) && 0 <= count_int_int) && _hj_k <= 4) && count_int_int <= 4) && 6 <= i)) || (((((aux-count_int_int++-aux <= 0 && (((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4))) && 0 <= aux-count_int_int++-aux) && 0 <= count_int_int) && _hj_k <= 4) && count_int_int <= 1)) || ((((((8 <= i && count_int_int <= 2147483642) && (((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4))) && 0 <= aux-count_int_int++-aux) && 0 <= count_int_int) && aux-count_int_int++-aux <= 4) && _hj_k <= 4) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (((((count_int_int <= 0 && i <= 0) && 0 <= i) && _hj_k <= 4) && 0 <= count_int_int) && _hj_k == 4) || (((((count_int_int <= 0 && 0 <= count_int_int) && _hj_k <= 4) && i < 10) && 1 <= i) && _hj_k == 4) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (((((((count_int_int <= 0 && i <= 0) && 0 <= i) && _hj_k <= 4) && 0 <= count_int_int) && altusers == 0) && altusers == 0) && _hj_k == 4) || (((((count_int_int <= 0 && 0 <= count_int_int) && _hj_k <= 4) && i < 10) && 1 <= i) && _hj_k == 4) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((((((8 <= i && (((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4))) && 0 <= count_int_int) && _hj_k <= 4) && count_int_int <= 4) || ((((count_int_int <= 0 && (((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4))) && i <= 0) && 0 <= count_int_int) && _hj_k <= 4)) || (((((((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4)) && 0 <= count_int_int) && _hj_k <= 4) && count_int_int <= 1) && 2 <= i)) || (((((((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4)) && 4 <= i) && 0 <= count_int_int) && _hj_k <= 4) && count_int_int <= 2)) || (((((((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4)) && 0 <= count_int_int) && count_int_int <= 3) && _hj_k <= 4) && 6 <= i) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (((((count_int_int <= 0 && i <= 0) && 0 <= i) && _hj_k <= 4) && 0 <= count_int_int) && _hj_k == 4) || (((((count_int_int <= 0 && 0 <= count_int_int) && _hj_k <= 4) && i < 10) && 1 <= i) && _hj_k == 4) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: ((((((((((((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4)) && tmp == 0) && 0 <= count_int_int) && _hj_k <= 4) && count_int_int <= 1) && tmp == 0) && 2 <= i) || ((((((count_int_int <= 0 && (((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4))) && i <= 0) && tmp == 0) && 0 <= count_int_int) && _hj_k <= 4) && tmp == 0)) || ((((((8 <= i && (((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4))) && tmp == 0) && 0 <= count_int_int) && _hj_k <= 4) && count_int_int <= 4) && tmp == 0)) || (((((((((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4)) && 4 <= i) && tmp == 0) && 0 <= count_int_int) && _hj_k <= 4) && count_int_int <= 2) && tmp == 0)) || (((((((((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4)) && tmp == 0) && 0 <= count_int_int) && count_int_int <= 3) && _hj_k <= 4) && tmp == 0) && 6 <= i) - InvariantResult [Line: 732]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 760]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: ((((count_int_int <= 0 && 0 <= count_int_int) && i < 10) && 1 <= i) && _hj_k == 4) || (((((((users == 0 && count_int_int <= 0) && i <= 0) && 0 <= i) && 0 <= count_int_int) && altusers == 0) && altusers == 0) && users == 0) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((((((((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4)) && 0 <= count_int_int) && count_int_int <= 3) && 6 <= i) || ((((((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4)) && 0 <= count_int_int) && count_int_int <= 1) && 2 <= i)) || (((count_int_int <= 0 && (((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4))) && i <= 0) && 0 <= count_int_int)) || (((8 <= i && (((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4))) && 0 <= count_int_int) && count_int_int <= 4)) || ((((((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4)) && 4 <= i) && 0 <= count_int_int) && count_int_int <= 2) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: ((((count_int_int <= 0 && 0 <= count_int_int) && i < 10) && 1 <= i) && _hj_k == 4) || (((((((users == 0 && count_int_int <= 0) && i <= 0) && 0 <= i) && 0 <= count_int_int) && altusers == 0) && altusers == 0) && users == 0) - InvariantResult [Line: 744]: Loop Invariant Derived loop invariant: (((((((count_int_int <= 0 && i <= 0) && 0 <= i) && _hj_k <= 4) && 0 <= count_int_int) && altusers == 0) && altusers == 0) && _hj_k == 4) || (((((count_int_int <= 0 && 0 <= count_int_int) && _hj_k <= 4) && i < 10) && 1 <= i) && _hj_k == 4) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((((((8 <= i && (((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4))) && 0 <= count_int_int) && _hj_k <= 4) && count_int_int <= 4) || ((((count_int_int <= 0 && (((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4))) && i <= 0) && 0 <= count_int_int) && _hj_k <= 4)) || (((((((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4)) && 0 <= count_int_int) && _hj_k <= 4) && count_int_int <= 1) && 2 <= i)) || (((((((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4)) && 4 <= i) && 0 <= count_int_int) && _hj_k <= 4) && count_int_int <= 2)) || (((((((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4)) && 0 <= count_int_int) && count_int_int <= 3) && _hj_k <= 4) && 6 <= i) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: (((((((((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4)) && 0 <= count_int_int) && count_int_int <= 3) && 6 <= i) || ((((((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4)) && 0 <= count_int_int) && count_int_int <= 1) && 2 <= i)) || (((count_int_int <= 0 && (((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4))) && i <= 0) && 0 <= count_int_int)) || (((8 <= i && (((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4))) && 0 <= count_int_int) && count_int_int <= 4)) || ((((((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4)) && 4 <= i) && 0 <= count_int_int) && count_int_int <= 2) - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: ((((((((((((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4)) && tmp == 0) && 0 <= count_int_int) && _hj_k <= 4) && count_int_int <= 1) && tmp == 0) && 2 <= i) || ((((((8 <= i && (((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4))) && tmp == 0) && 0 <= count_int_int) && _hj_k <= 4) && count_int_int <= 4) && tmp == 0)) || ((((((count_int_int <= 0 && (((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4))) && i <= 0) && tmp == 0) && 0 <= count_int_int) && _hj_k <= 4) && tmp == 0)) || (((((((((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4)) && 4 <= i) && tmp == 0) && 0 <= count_int_int) && _hj_k <= 4) && count_int_int <= 2) && tmp == 0)) || (((((((((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4)) && tmp == 0) && 0 <= count_int_int) && count_int_int <= 3) && _hj_k <= 4) && tmp == 0) && 6 <= i) - InvariantResult [Line: 761]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 748]: Loop Invariant Derived loop invariant: ((((((((((((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4)) && tmp == 0) && 0 <= count_int_int) && _hj_k <= 4) && count_int_int <= 1) && tmp == 0) && 2 <= i) || ((((((8 <= i && (((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4))) && tmp == 0) && 0 <= count_int_int) && _hj_k <= 4) && count_int_int <= 4) && tmp == 0)) || ((((((count_int_int <= 0 && (((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4))) && i <= 0) && tmp == 0) && 0 <= count_int_int) && _hj_k <= 4) && tmp == 0)) || (((((((((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4)) && 4 <= i) && tmp == 0) && 0 <= count_int_int) && _hj_k <= 4) && count_int_int <= 2) && tmp == 0)) || (((((((((_hj_k <= 4 && i == 0) && _hj_k == 4) || (((_hj_k <= 4 && i < 10) && 1 <= i) && _hj_k == 4)) && tmp == 0) && 0 <= count_int_int) && count_int_int <= 3) && _hj_k <= 4) && tmp == 0) && 6 <= i) - InvariantResult [Line: 743]: Loop Invariant Derived loop invariant: ((((((count_int_int <= 0 && i <= 0) && 0 <= i) && 0 <= count_int_int) && altusers == 0) && altusers == 0) && _hj_k == 4) || ((((count_int_int <= 0 && 0 <= count_int_int) && i < 10) && 1 <= i) && _hj_k == 4) RESULT: Ultimate proved your program to be correct! [2021-12-19 15:39:11,000 INFO L540 MonitoredProcess]: [MP /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (1)] Forceful destruction successful, exit code 0 Received shutdown request... --- End real Ultimate output --- Execution finished normally Writing output log to file Ultimate.log Result: TRUE