./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c --full-output -ea --architecture 32bit -------------------------------------------------------------------------------- Checking for overflows Using default analysis Version 8bd4bc60 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -ea -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c -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 a482892abf67e79a3ae4664db384c404b0bcc555 ...................................................................................................................................................................................................................................................................................................................................... Execution finished normally Using bit-precise analysis No suitable file found in config dir /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config using search string *Overflow*32bit*_Bitvector*.epf No suitable settings file found using Overflow*32bit*_Bitvector ERROR: UNSUPPORTED PROPERTY Writing output log to file Ultimate.log Result: ERROR: ExceptionOrErrorResult: AssertionError: null --- Real Ultimate output --- This is Ultimate 0.1.25-8bd4bc6 [2020-07-29 01:24:54,718 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-29 01:24:54,720 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-29 01:24:54,732 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-29 01:24:54,732 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-29 01:24:54,733 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-29 01:24:54,735 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-29 01:24:54,737 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-29 01:24:54,738 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-29 01:24:54,739 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-29 01:24:54,740 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-29 01:24:54,741 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-29 01:24:54,741 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-29 01:24:54,742 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-29 01:24:54,744 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-29 01:24:54,745 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-29 01:24:54,745 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-29 01:24:54,746 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-29 01:24:54,748 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-29 01:24:54,750 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-29 01:24:54,752 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-29 01:24:54,753 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-29 01:24:54,754 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-29 01:24:54,755 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-29 01:24:54,758 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-29 01:24:54,758 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-29 01:24:54,758 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-29 01:24:54,759 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-29 01:24:54,759 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-29 01:24:54,760 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-29 01:24:54,761 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-29 01:24:54,761 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-29 01:24:54,762 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-29 01:24:54,763 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-29 01:24:54,764 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-29 01:24:54,764 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-29 01:24:54,765 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-29 01:24:54,765 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-29 01:24:54,765 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-29 01:24:54,766 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-29 01:24:54,767 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-29 01:24:54,768 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-32bit-Automizer_Default.epf [2020-07-29 01:24:54,782 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-29 01:24:54,783 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-29 01:24:54,784 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-29 01:24:54,784 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-29 01:24:54,784 INFO L138 SettingsManager]: * Use SBE=true [2020-07-29 01:24:54,785 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-29 01:24:54,785 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-29 01:24:54,785 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-07-29 01:24:54,785 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-29 01:24:54,785 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-29 01:24:54,786 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-29 01:24:54,786 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-29 01:24:54,786 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-29 01:24:54,786 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-29 01:24:54,786 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2020-07-29 01:24:54,787 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-29 01:24:54,787 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-29 01:24:54,787 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-29 01:24:54,787 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-29 01:24:54,788 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-29 01:24:54,788 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-29 01:24:54,788 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-29 01:24:54,788 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-29 01:24:54,788 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-29 01:24:54,789 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-29 01:24:54,789 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-29 01:24:54,789 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-29 01:24:54,789 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-29 01:24:54,790 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-29 01:24:54,790 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-29 01:24:54,790 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-29 01:24:54,790 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! 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 -> a482892abf67e79a3ae4664db384c404b0bcc555 [2020-07-29 01:24:55,111 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-29 01:24:55,128 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-29 01:24:55,131 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-29 01:24:55,132 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-29 01:24:55,132 INFO L275 PluginConnector]: CDTParser initialized [2020-07-29 01:24:55,133 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c [2020-07-29 01:24:55,190 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38d20d17d/f182e95a51e24edbae900d01c72fed03/FLAGfdc7f59eb [2020-07-29 01:24:55,707 INFO L306 CDTParser]: Found 1 translation units. [2020-07-29 01:24:55,708 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/bitvector/s3_clnt_3.BV.c.cil-2a.c [2020-07-29 01:24:55,720 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38d20d17d/f182e95a51e24edbae900d01c72fed03/FLAGfdc7f59eb [2020-07-29 01:24:56,026 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/38d20d17d/f182e95a51e24edbae900d01c72fed03 [2020-07-29 01:24:56,029 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-29 01:24:56,032 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-29 01:24:56,033 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-29 01:24:56,034 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-29 01:24:56,037 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-29 01:24:56,039 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:24:56" (1/1) ... [2020-07-29 01:24:56,042 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3629c253 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:24:56, skipping insertion in model container [2020-07-29 01:24:56,042 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:24:56" (1/1) ... [2020-07-29 01:24:56,050 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-29 01:24:56,096 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-29 01:24:56,344 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-29 01:24:56,349 INFO L203 MainTranslator]: Completed pre-run [2020-07-29 01:24:56,488 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-29 01:24:56,512 INFO L208 MainTranslator]: Completed translation [2020-07-29 01:24:56,513 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:24:56 WrapperNode [2020-07-29 01:24:56,513 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-29 01:24:56,514 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-29 01:24:56,514 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-29 01:24:56,515 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-29 01:24:56,524 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:24:56" (1/1) ... [2020-07-29 01:24:56,532 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:24:56" (1/1) ... [2020-07-29 01:24:56,595 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-29 01:24:56,596 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-29 01:24:56,596 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-29 01:24:56,596 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-29 01:24:56,606 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:24:56" (1/1) ... [2020-07-29 01:24:56,607 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:24:56" (1/1) ... [2020-07-29 01:24:56,610 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:24:56" (1/1) ... [2020-07-29 01:24:56,611 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:24:56" (1/1) ... [2020-07-29 01:24:56,621 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:24:56" (1/1) ... [2020-07-29 01:24:56,630 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:24:56" (1/1) ... [2020-07-29 01:24:56,633 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:24:56" (1/1) ... [2020-07-29 01:24:56,638 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-29 01:24:56,639 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-29 01:24:56,639 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-29 01:24:56,639 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-29 01:24:56,640 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:24:56" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-29 01:24:56,702 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-29 01:24:56,703 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-29 01:24:56,839 WARN L775 $ProcedureCfgBuilder]: Label in the middle of a codeblock. [2020-07-29 01:24:57,730 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##87: assume false; [2020-07-29 01:24:57,731 INFO L728 $ProcedureCfgBuilder]: dead code at ProgramPoint $Ultimate##88: assume !false; [2020-07-29 01:24:57,747 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-29 01:24:57,747 INFO L295 CfgBuilder]: Removed 7 assume(true) statements. [2020-07-29 01:24:57,757 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.07 01:24:57 BoogieIcfgContainer [2020-07-29 01:24:57,757 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-29 01:24:57,762 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-29 01:24:57,762 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-29 01:24:57,765 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-29 01:24:57,765 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.07 01:24:56" (1/3) ... [2020-07-29 01:24:57,766 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ba0dccc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.07 01:24:57, skipping insertion in model container [2020-07-29 01:24:57,766 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:24:56" (2/3) ... [2020-07-29 01:24:57,767 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@ba0dccc and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.07 01:24:57, skipping insertion in model container [2020-07-29 01:24:57,767 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.07 01:24:57" (3/3) ... [2020-07-29 01:24:57,769 INFO L109 eAbstractionObserver]: Analyzing ICFG s3_clnt_3.BV.c.cil-2a.c [2020-07-29 01:24:57,781 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-29 01:24:57,789 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 2 error locations. [2020-07-29 01:24:57,803 INFO L251 AbstractCegarLoop]: Starting to check reachability of 2 error locations. [2020-07-29 01:24:57,830 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-29 01:24:57,831 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-29 01:24:57,831 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-29 01:24:57,831 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-29 01:24:57,831 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-29 01:24:57,832 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-29 01:24:57,832 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-29 01:24:57,832 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-29 01:24:57,852 INFO L276 IsEmpty]: Start isEmpty. Operand 128 states. [2020-07-29 01:24:57,862 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 18 [2020-07-29 01:24:57,863 INFO L414 BasicCegarLoop]: Found error trace [2020-07-29 01:24:57,863 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-29 01:24:57,864 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-07-29 01:24:57,869 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 01:24:57,869 INFO L82 PathProgramCache]: Analyzing trace with hash -1421076928, now seen corresponding path program 1 times [2020-07-29 01:24:57,879 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-29 01:24:57,879 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [952312629] [2020-07-29 01:24:57,880 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-29 01:24:58,013 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-29 01:24:58,119 INFO L280 TraceCheckUtils]: 0: Hoare triple {131#true} havoc main_#res;havoc main_#t~ret40, main_~__retres1~0;havoc main_~__retres1~0;havoc ssl3_connect_#res;havoc ssl3_connect_#t~nondet0, ssl3_connect_#t~nondet1, ssl3_connect_#t~nondet2, ssl3_connect_#t~nondet3, ssl3_connect_#t~nondet4, ssl3_connect_#t~nondet5, ssl3_connect_#t~nondet6, ssl3_connect_#t~nondet7, ssl3_connect_#t~nondet8, ssl3_connect_#t~nondet9, ssl3_connect_#t~nondet10, ssl3_connect_#t~nondet11, ssl3_connect_#t~nondet12, ssl3_connect_#t~nondet13, ssl3_connect_#t~nondet14, ssl3_connect_#t~nondet15, ssl3_connect_#t~nondet16, ssl3_connect_#t~nondet17, ssl3_connect_#t~nondet18, ssl3_connect_#t~nondet19, ssl3_connect_#t~nondet20, ssl3_connect_#t~nondet21, ssl3_connect_#t~nondet22, ssl3_connect_#t~nondet23, ssl3_connect_#t~nondet24, ssl3_connect_#t~nondet25, ssl3_connect_#t~nondet26, ssl3_connect_#t~nondet27, ssl3_connect_#t~nondet28, ssl3_connect_#t~nondet29, ssl3_connect_#t~nondet30, ssl3_connect_#t~nondet31, ssl3_connect_#t~nondet32, ssl3_connect_#t~nondet33, ssl3_connect_#t~nondet34, ssl3_connect_#t~nondet35, ssl3_connect_#t~nondet36, ssl3_connect_#t~nondet37, ssl3_connect_#t~nondet38, ssl3_connect_#t~nondet39, ssl3_connect_~s__info_callback~0, ssl3_connect_~s__in_handshake~0, ssl3_connect_~s__state~0, ssl3_connect_~s__new_session~0, ssl3_connect_~s__server~0, ssl3_connect_~s__version~0, ssl3_connect_~s__type~0, ssl3_connect_~s__init_num~0, ssl3_connect_~s__bbio~0, ssl3_connect_~s__wbio~0, ssl3_connect_~s__hit~0, ssl3_connect_~s__rwstate~0, ssl3_connect_~s__init_buf___0~0, ssl3_connect_~s__debug~0, ssl3_connect_~s__shutdown~0, ssl3_connect_~s__ctx__info_callback~0, ssl3_connect_~s__ctx__stats__sess_connect_renegotiate~0, ssl3_connect_~s__ctx__stats__sess_connect~0, ssl3_connect_~s__ctx__stats__sess_hit~0, ssl3_connect_~s__ctx__stats__sess_connect_good~0, ssl3_connect_~s__s3__change_cipher_spec~0, ssl3_connect_~s__s3__flags~0, ssl3_connect_~s__s3__delay_buf_pop_ret~0, ssl3_connect_~s__s3__tmp__cert_req~0, ssl3_connect_~s__s3__tmp__new_compression~0, ssl3_connect_~s__s3__tmp__reuse_message~0, ssl3_connect_~s__s3__tmp__new_cipher~0, ssl3_connect_~s__s3__tmp__new_cipher__algorithms~0, ssl3_connect_~s__s3__tmp__next_state___0~0, ssl3_connect_~s__s3__tmp__new_compression__id~0, ssl3_connect_~s__session__cipher~0, ssl3_connect_~s__session__compress_meth~0, ssl3_connect_~buf~0, ssl3_connect_~tmp~0, ssl3_connect_~l~0, ssl3_connect_~num1~0, ssl3_connect_~cb~0, ssl3_connect_~ret~0, ssl3_connect_~new_state~0, ssl3_connect_~state~0, ssl3_connect_~skip~0, ssl3_connect_~tmp___0~0, ssl3_connect_~tmp___1~0, ssl3_connect_~tmp___2~0, ssl3_connect_~tmp___3~0, ssl3_connect_~tmp___4~0, ssl3_connect_~tmp___5~0, ssl3_connect_~tmp___6~0, ssl3_connect_~tmp___7~0, ssl3_connect_~tmp___8~0, ssl3_connect_~tmp___9~0, ssl3_connect_~blastFlag~0, ssl3_connect_~ag_X~0, ssl3_connect_~ag_Y~0, ssl3_connect_~ag_Z~0, ssl3_connect_~__retres60~0;assume -2147483648 <= ssl3_connect_#t~nondet0 && ssl3_connect_#t~nondet0 <= 2147483647;ssl3_connect_~s__info_callback~0 := ssl3_connect_#t~nondet0;havoc ssl3_connect_#t~nondet0;ssl3_connect_~s__in_handshake~0 := ssl3_connect_#t~nondet1;havoc ssl3_connect_#t~nondet1;havoc ssl3_connect_~s__state~0;havoc ssl3_connect_~s__new_session~0;havoc ssl3_connect_~s__server~0;ssl3_connect_~s__version~0 := ssl3_connect_#t~nondet2;havoc ssl3_connect_#t~nondet2;havoc ssl3_connect_~s__type~0;havoc ssl3_connect_~s__init_num~0;assume -2147483648 <= ssl3_connect_#t~nondet3 && ssl3_connect_#t~nondet3 <= 2147483647;ssl3_connect_~s__bbio~0 := ssl3_connect_#t~nondet3;havoc ssl3_connect_#t~nondet3;assume -2147483648 <= ssl3_connect_#t~nondet4 && ssl3_connect_#t~nondet4 <= 2147483647;ssl3_connect_~s__wbio~0 := ssl3_connect_#t~nondet4;havoc ssl3_connect_#t~nondet4;assume -2147483648 <= ssl3_connect_#t~nondet5 && ssl3_connect_#t~nondet5 <= 2147483647;ssl3_connect_~s__hit~0 := ssl3_connect_#t~nondet5;havoc ssl3_connect_#t~nondet5;havoc ssl3_connect_~s__rwstate~0;havoc ssl3_connect_~s__init_buf___0~0;assume -2147483648 <= ssl3_connect_#t~nondet6 && ssl3_connect_#t~nondet6 <= 2147483647;ssl3_connect_~s__debug~0 := ssl3_connect_#t~nondet6;havoc ssl3_connect_#t~nondet6;havoc ssl3_connect_~s__shutdown~0;assume -2147483648 <= ssl3_connect_#t~nondet7 && ssl3_connect_#t~nondet7 <= 2147483647;ssl3_connect_~s__ctx__info_callback~0 := ssl3_connect_#t~nondet7;havoc ssl3_connect_#t~nondet7;havoc ssl3_connect_~s__ctx__stats__sess_connect_renegotiate~0;havoc ssl3_connect_~s__ctx__stats__sess_connect~0;ssl3_connect_~s__ctx__stats__sess_hit~0 := ssl3_connect_#t~nondet8;havoc ssl3_connect_#t~nondet8;ssl3_connect_~s__ctx__stats__sess_connect_good~0 := ssl3_connect_#t~nondet9;havoc ssl3_connect_#t~nondet9;havoc ssl3_connect_~s__s3__change_cipher_spec~0;havoc ssl3_connect_~s__s3__flags~0;havoc ssl3_connect_~s__s3__delay_buf_pop_ret~0;assume -2147483648 <= ssl3_connect_#t~nondet10 && ssl3_connect_#t~nondet10 <= 2147483647;ssl3_connect_~s__s3__tmp__cert_req~0 := ssl3_connect_#t~nondet10;havoc ssl3_connect_#t~nondet10;assume -2147483648 <= ssl3_connect_#t~nondet11 && ssl3_connect_#t~nondet11 <= 2147483647;ssl3_connect_~s__s3__tmp__new_compression~0 := ssl3_connect_#t~nondet11;havoc ssl3_connect_#t~nondet11;assume -2147483648 <= ssl3_connect_#t~nondet12 && ssl3_connect_#t~nondet12 <= 2147483647;ssl3_connect_~s__s3__tmp__reuse_message~0 := ssl3_connect_#t~nondet12;havoc ssl3_connect_#t~nondet12;assume -2147483648 <= ssl3_connect_#t~nondet13 && ssl3_connect_#t~nondet13 <= 2147483647;ssl3_connect_~s__s3__tmp__new_cipher~0 := ssl3_connect_#t~nondet13;havoc ssl3_connect_#t~nondet13;assume -2147483648 <= ssl3_connect_#t~nondet14 && ssl3_connect_#t~nondet14 <= 2147483647;ssl3_connect_~s__s3__tmp__new_cipher__algorithms~0 := ssl3_connect_#t~nondet14;havoc ssl3_connect_#t~nondet14;havoc ssl3_connect_~s__s3__tmp__next_state___0~0;assume -2147483648 <= ssl3_connect_#t~nondet15 && ssl3_connect_#t~nondet15 <= 2147483647;ssl3_connect_~s__s3__tmp__new_compression__id~0 := ssl3_connect_#t~nondet15;havoc ssl3_connect_#t~nondet15;havoc ssl3_connect_~s__session__cipher~0;havoc ssl3_connect_~s__session__compress_meth~0;havoc ssl3_connect_~buf~0;havoc ssl3_connect_~tmp~0;havoc ssl3_connect_~l~0;havoc ssl3_connect_~num1~0;havoc ssl3_connect_~cb~0;havoc ssl3_connect_~ret~0;havoc ssl3_connect_~new_state~0;havoc ssl3_connect_~state~0;havoc ssl3_connect_~skip~0;havoc ssl3_connect_~tmp___0~0;ssl3_connect_~tmp___1~0 := ssl3_connect_#t~nondet16;havoc ssl3_connect_#t~nondet16;ssl3_connect_~tmp___2~0 := ssl3_connect_#t~nondet17;havoc ssl3_connect_#t~nondet17;assume -2147483648 <= ssl3_connect_#t~nondet18 && ssl3_connect_#t~nondet18 <= 2147483647;ssl3_connect_~tmp___3~0 := ssl3_connect_#t~nondet18;havoc ssl3_connect_#t~nondet18;assume -2147483648 <= ssl3_connect_#t~nondet19 && ssl3_connect_#t~nondet19 <= 2147483647;ssl3_connect_~tmp___4~0 := ssl3_connect_#t~nondet19;havoc ssl3_connect_#t~nondet19;assume -2147483648 <= ssl3_connect_#t~nondet20 && ssl3_connect_#t~nondet20 <= 2147483647;ssl3_connect_~tmp___5~0 := ssl3_connect_#t~nondet20;havoc ssl3_connect_#t~nondet20;assume -2147483648 <= ssl3_connect_#t~nondet21 && ssl3_connect_#t~nondet21 <= 2147483647;ssl3_connect_~tmp___6~0 := ssl3_connect_#t~nondet21;havoc ssl3_connect_#t~nondet21;assume -2147483648 <= ssl3_connect_#t~nondet22 && ssl3_connect_#t~nondet22 <= 2147483647;ssl3_connect_~tmp___7~0 := ssl3_connect_#t~nondet22;havoc ssl3_connect_#t~nondet22;assume -2147483648 <= ssl3_connect_#t~nondet23 && ssl3_connect_#t~nondet23 <= 2147483647;ssl3_connect_~tmp___8~0 := ssl3_connect_#t~nondet23;havoc ssl3_connect_#t~nondet23;assume -2147483648 <= ssl3_connect_#t~nondet24 && ssl3_connect_#t~nondet24 <= 2147483647;ssl3_connect_~tmp___9~0 := ssl3_connect_#t~nondet24;havoc ssl3_connect_#t~nondet24;havoc ssl3_connect_~blastFlag~0;havoc ssl3_connect_~ag_X~0;havoc ssl3_connect_~ag_Y~0;havoc ssl3_connect_~ag_Z~0;havoc ssl3_connect_~__retres60~0;ssl3_connect_~s__state~0 := 12292;ssl3_connect_~blastFlag~0 := 0;assume -2147483648 <= ssl3_connect_#t~nondet25 && ssl3_connect_#t~nondet25 <= 2147483647;ssl3_connect_~tmp~0 := ssl3_connect_#t~nondet25;havoc ssl3_connect_#t~nondet25;ssl3_connect_~cb~0 := 0;ssl3_connect_~ret~0 := -1;ssl3_connect_~skip~0 := 0;ssl3_connect_~tmp___0~0 := 0; {133#(= 12292 ULTIMATE.start_ssl3_connect_~s__state~0)} is VALID [2020-07-29 01:24:58,121 INFO L280 TraceCheckUtils]: 1: Hoare triple {133#(= 12292 ULTIMATE.start_ssl3_connect_~s__state~0)} assume 0 != ssl3_connect_~s__info_callback~0;ssl3_connect_~cb~0 := ssl3_connect_~s__info_callback~0; {133#(= 12292 ULTIMATE.start_ssl3_connect_~s__state~0)} is VALID [2020-07-29 01:24:58,123 INFO L280 TraceCheckUtils]: 2: Hoare triple {133#(= 12292 ULTIMATE.start_ssl3_connect_~s__state~0)} ssl3_connect_~s__in_handshake~0 := 1 + ssl3_connect_~s__in_handshake~0; {133#(= 12292 ULTIMATE.start_ssl3_connect_~s__state~0)} is VALID [2020-07-29 01:24:58,124 INFO L280 TraceCheckUtils]: 3: Hoare triple {133#(= 12292 ULTIMATE.start_ssl3_connect_~s__state~0)} assume !(0 != (12288 + ssl3_connect_~tmp___1~0) % 4294967296); {133#(= 12292 ULTIMATE.start_ssl3_connect_~s__state~0)} is VALID [2020-07-29 01:24:58,125 INFO L280 TraceCheckUtils]: 4: Hoare triple {133#(= 12292 ULTIMATE.start_ssl3_connect_~s__state~0)} assume 0 != ssl3_connect_~s__hit~0;ssl3_connect_~ag_Y~0 := 208; {133#(= 12292 ULTIMATE.start_ssl3_connect_~s__state~0)} is VALID [2020-07-29 01:24:58,126 INFO L280 TraceCheckUtils]: 5: Hoare triple {133#(= 12292 ULTIMATE.start_ssl3_connect_~s__state~0)} assume !false; {133#(= 12292 ULTIMATE.start_ssl3_connect_~s__state~0)} is VALID [2020-07-29 01:24:58,127 INFO L280 TraceCheckUtils]: 6: Hoare triple {133#(= 12292 ULTIMATE.start_ssl3_connect_~s__state~0)} ssl3_connect_~state~0 := ssl3_connect_~s__state~0; {133#(= 12292 ULTIMATE.start_ssl3_connect_~s__state~0)} is VALID [2020-07-29 01:24:58,128 INFO L280 TraceCheckUtils]: 7: Hoare triple {133#(= 12292 ULTIMATE.start_ssl3_connect_~s__state~0)} assume !(12292 == ssl3_connect_~s__state~0); {132#false} is VALID [2020-07-29 01:24:58,129 INFO L280 TraceCheckUtils]: 8: Hoare triple {132#false} assume !(16384 == ssl3_connect_~s__state~0); {132#false} is VALID [2020-07-29 01:24:58,129 INFO L280 TraceCheckUtils]: 9: Hoare triple {132#false} assume !(4096 == ssl3_connect_~s__state~0); {132#false} is VALID [2020-07-29 01:24:58,129 INFO L280 TraceCheckUtils]: 10: Hoare triple {132#false} assume !(20480 == ssl3_connect_~s__state~0); {132#false} is VALID [2020-07-29 01:24:58,130 INFO L280 TraceCheckUtils]: 11: Hoare triple {132#false} assume !(4099 == ssl3_connect_~s__state~0); {132#false} is VALID [2020-07-29 01:24:58,130 INFO L280 TraceCheckUtils]: 12: Hoare triple {132#false} assume 4368 == ssl3_connect_~s__state~0; {132#false} is VALID [2020-07-29 01:24:58,131 INFO L280 TraceCheckUtils]: 13: Hoare triple {132#false} ssl3_connect_~s__shutdown~0 := 0;assume -2147483648 <= ssl3_connect_#t~nondet27 && ssl3_connect_#t~nondet27 <= 2147483647;ssl3_connect_~ret~0 := ssl3_connect_#t~nondet27;havoc ssl3_connect_#t~nondet27; {132#false} is VALID [2020-07-29 01:24:58,131 INFO L280 TraceCheckUtils]: 14: Hoare triple {132#false} assume 0 == ssl3_connect_~blastFlag~0;ssl3_connect_~blastFlag~0 := 1; {132#false} is VALID [2020-07-29 01:24:58,132 INFO L280 TraceCheckUtils]: 15: Hoare triple {132#false} assume !(ssl3_connect_~ret~0 <= 0);ssl3_connect_~s__state~0 := 4384; {132#false} is VALID [2020-07-29 01:24:58,132 INFO L280 TraceCheckUtils]: 16: Hoare triple {132#false} assume !(ssl3_connect_~s__state~0 - 32 <= 2147483647); {132#false} is VALID [2020-07-29 01:24:58,136 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-29 01:24:58,137 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [952312629] [2020-07-29 01:24:58,138 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-29 01:24:58,138 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-29 01:24:58,139 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [993865016] [2020-07-29 01:24:58,146 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-07-29 01:24:58,147 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-29 01:24:58,151 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-29 01:24:58,183 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 17 edges. 17 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-29 01:24:58,183 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-29 01:24:58,183 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-29 01:24:58,192 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-29 01:24:58,193 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-29 01:24:58,196 INFO L87 Difference]: Start difference. First operand 128 states. Second operand 3 states. [2020-07-29 01:24:58,921 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-29 01:24:58,921 INFO L93 Difference]: Finished difference Result 252 states and 428 transitions. [2020-07-29 01:24:58,922 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-29 01:24:58,922 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 17 [2020-07-29 01:24:58,923 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-29 01:24:58,924 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-29 01:24:58,937 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 428 transitions. [2020-07-29 01:24:58,937 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-29 01:24:58,946 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 428 transitions. [2020-07-29 01:24:58,947 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 428 transitions. [2020-07-29 01:24:59,510 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 428 edges. 428 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-29 01:24:59,537 INFO L225 Difference]: With dead ends: 252 [2020-07-29 01:24:59,537 INFO L226 Difference]: Without dead ends: 114 [2020-07-29 01:24:59,550 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 1 SyntacticMatches, 0 SemanticMatches, 1 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-29 01:24:59,586 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 114 states. [2020-07-29 01:24:59,621 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 114 to 114. [2020-07-29 01:24:59,621 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-29 01:24:59,622 INFO L82 GeneralOperation]: Start isEquivalent. First operand 114 states. Second operand 114 states. [2020-07-29 01:24:59,623 INFO L74 IsIncluded]: Start isIncluded. First operand 114 states. Second operand 114 states. [2020-07-29 01:24:59,623 INFO L87 Difference]: Start difference. First operand 114 states. Second operand 114 states. [2020-07-29 01:24:59,637 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-29 01:24:59,638 INFO L93 Difference]: Finished difference Result 114 states and 172 transitions. [2020-07-29 01:24:59,638 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 172 transitions. [2020-07-29 01:24:59,640 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-29 01:24:59,640 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-29 01:24:59,641 INFO L74 IsIncluded]: Start isIncluded. First operand 114 states. Second operand 114 states. [2020-07-29 01:24:59,641 INFO L87 Difference]: Start difference. First operand 114 states. Second operand 114 states. [2020-07-29 01:24:59,654 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-29 01:24:59,654 INFO L93 Difference]: Finished difference Result 114 states and 172 transitions. [2020-07-29 01:24:59,654 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 172 transitions. [2020-07-29 01:24:59,662 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-29 01:24:59,663 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-29 01:24:59,663 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-29 01:24:59,663 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-29 01:24:59,664 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 114 states. [2020-07-29 01:24:59,669 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 114 states to 114 states and 172 transitions. [2020-07-29 01:24:59,671 INFO L78 Accepts]: Start accepts. Automaton has 114 states and 172 transitions. Word has length 17 [2020-07-29 01:24:59,672 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-29 01:24:59,672 INFO L479 AbstractCegarLoop]: Abstraction has 114 states and 172 transitions. [2020-07-29 01:24:59,673 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-29 01:24:59,673 INFO L276 IsEmpty]: Start isEmpty. Operand 114 states and 172 transitions. [2020-07-29 01:24:59,675 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 30 [2020-07-29 01:24:59,675 INFO L414 BasicCegarLoop]: Found error trace [2020-07-29 01:24:59,675 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-07-29 01:24:59,679 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-29 01:24:59,679 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-07-29 01:24:59,681 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 01:24:59,681 INFO L82 PathProgramCache]: Analyzing trace with hash 436222272, now seen corresponding path program 1 times [2020-07-29 01:24:59,682 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-29 01:24:59,682 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [2122005702] [2020-07-29 01:24:59,683 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-29 01:24:59,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-29 01:24:59,784 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-29 01:24:59,786 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction has thrown an exception: java.lang.AssertionError at de.uni_freiburg.informatik.ultimate.smtinterpol.proof.FixResolutionProof.fix(FixResolutionProof.java:191) at de.uni_freiburg.informatik.ultimate.smtinterpol.proof.ProofTermGenerator.convert(ProofTermGenerator.java:150) at de.uni_freiburg.informatik.ultimate.smtinterpol.smtlib2.SMTInterpol.getProof(SMTInterpol.java:797) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.getInterpolants(NoopScript.java:392) at de.uni_freiburg.informatik.ultimate.logic.NoopScript.getInterpolants(NoopScript.java:386) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:337) at de.uni_freiburg.informatik.ultimate.logic.WrapperScript.getInterpolants(WrapperScript.java:337) at de.uni_freiburg.informatik.ultimate.lib.smtlibutils.ManagedScript.getInterpolants(ManagedScript.java:191) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.computeCraigInterpolants(NestedInterpolantsBuilder.java:285) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.NestedInterpolantsBuilder.(NestedInterpolantsBuilder.java:166) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolantsRecursive(InterpolatingTraceCheckCraig.java:326) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.computeInterpolants(InterpolatingTraceCheckCraig.java:228) at de.uni_freiburg.informatik.ultimate.lib.tracecheckerutils.singletracecheck.InterpolatingTraceCheckCraig.(InterpolatingTraceCheckCraig.java:97) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:79) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleCraig.construct(IpTcStrategyModuleCraig.java:1) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.getOrConstruct(IpTcStrategyModuleBase.java:101) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.IpTcStrategyModuleBase.isCorrect(IpTcStrategyModuleBase.java:57) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.checkFeasibility(AutomatonFreeRefinementEngine.java:242) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.executeStrategy(AutomatonFreeRefinementEngine.java:166) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.AutomatonFreeRefinementEngine.(AutomatonFreeRefinementEngine.java:85) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.tracehandling.TraceAbstractionRefinementEngine.(TraceAbstractionRefinementEngine.java:75) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.BasicCegarLoop.isCounterexampleFeasible(BasicCegarLoop.java:508) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterateInternal(AbstractCegarLoop.java:436) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.AbstractCegarLoop.iterate(AbstractCegarLoop.java:370) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.CegarLoopResult.iterate(CegarLoopResult.java:142) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.iterateNew(TraceAbstractionStarter.java:334) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.runCegarLoops(TraceAbstractionStarter.java:175) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionStarter.(TraceAbstractionStarter.java:127) at de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver.finish(TraceAbstractionObserver.java:120) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:168) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:151) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:317) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2020-07-29 01:24:59,796 INFO L168 Benchmark]: Toolchain (without parser) took 3763.00 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 82.3 MB). Free memory was 961.6 MB in the beginning and 795.1 MB in the end (delta: 166.5 MB). Peak memory consumption was 248.8 MB. Max. memory is 11.5 GB. [2020-07-29 01:24:59,798 INFO L168 Benchmark]: CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. [2020-07-29 01:24:59,799 INFO L168 Benchmark]: CACSL2BoogieTranslator took 480.41 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 82.3 MB). Free memory was 961.6 MB in the beginning and 1.1 GB in the end (delta: -109.2 MB). Peak memory consumption was 26.1 MB. Max. memory is 11.5 GB. [2020-07-29 01:24:59,801 INFO L168 Benchmark]: Boogie Procedure Inliner took 81.06 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. [2020-07-29 01:24:59,802 INFO L168 Benchmark]: Boogie Preprocessor took 43.01 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. [2020-07-29 01:24:59,803 INFO L168 Benchmark]: RCFGBuilder took 1118.27 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 979.6 MB in the end (delta: 82.4 MB). Peak memory consumption was 82.4 MB. Max. memory is 11.5 GB. [2020-07-29 01:24:59,804 INFO L168 Benchmark]: TraceAbstraction took 2030.23 ms. Allocated memory is still 1.1 GB. Free memory was 979.6 MB in the beginning and 795.1 MB in the end (delta: 184.5 MB). Peak memory consumption was 184.5 MB. Max. memory is 11.5 GB. [2020-07-29 01:24:59,821 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - AssertionsEnabledResult: Assertions are enabled Assertions are enabled - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.15 ms. Allocated memory is still 1.0 GB. Free memory is still 987.1 MB. There was no memory consumed. Max. memory is 11.5 GB. * CACSL2BoogieTranslator took 480.41 ms. Allocated memory was 1.0 GB in the beginning and 1.1 GB in the end (delta: 82.3 MB). Free memory was 961.6 MB in the beginning and 1.1 GB in the end (delta: -109.2 MB). Peak memory consumption was 26.1 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 81.06 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 7.0 MB). Peak memory consumption was 7.0 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 43.01 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 1.1 GB in the end (delta: 1.7 MB). Peak memory consumption was 1.7 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1118.27 ms. Allocated memory is still 1.1 GB. Free memory was 1.1 GB in the beginning and 979.6 MB in the end (delta: 82.4 MB). Peak memory consumption was 82.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 2030.23 ms. Allocated memory is still 1.1 GB. Free memory was 979.6 MB in the beginning and 795.1 MB in the end (delta: 184.5 MB). Peak memory consumption was 184.5 MB. Max. memory is 11.5 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - ExceptionOrErrorResult: AssertionError: null de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: AssertionError: null: de.uni_freiburg.informatik.ultimate.smtinterpol.proof.FixResolutionProof.fix(FixResolutionProof.java:191) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...