./Ultimate.py --spec ../sv-benchmarks/c/properties/no-overflow.prp --file ../sv-benchmarks/c/busybox-1.22.0/dirname-1.i --full-output -ea --architecture 64bit -------------------------------------------------------------------------------- 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/busybox-1.22.0/dirname-1.i -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-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 64bit --witnessprinter.graph.data.programhash 1ac518638f8f2b7eee92acae7d1460278d61dd83 ...................................................................................................................................................................................................................................................................................................................................................................................................... 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*64bit*_Bitvector*.epf No suitable settings file found using Overflow*64bit*_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 01:25:39,736 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-29 01:25:39,738 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-29 01:25:39,750 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-29 01:25:39,750 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-29 01:25:39,751 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-29 01:25:39,753 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-29 01:25:39,755 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-29 01:25:39,756 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-29 01:25:39,757 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-29 01:25:39,759 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-29 01:25:39,760 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-29 01:25:39,760 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-29 01:25:39,761 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-29 01:25:39,762 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-29 01:25:39,763 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-29 01:25:39,764 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-29 01:25:39,765 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-29 01:25:39,767 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-29 01:25:39,768 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-29 01:25:39,770 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-29 01:25:39,771 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-29 01:25:39,775 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-29 01:25:39,776 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-29 01:25:39,778 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-29 01:25:39,779 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-29 01:25:39,779 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-29 01:25:39,783 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-29 01:25:39,783 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-29 01:25:39,784 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-29 01:25:39,785 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-29 01:25:39,786 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-29 01:25:39,787 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-29 01:25:39,788 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-29 01:25:39,789 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-29 01:25:39,789 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-29 01:25:39,790 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-29 01:25:39,790 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-29 01:25:39,790 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-29 01:25:39,795 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-29 01:25:39,795 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-29 01:25:39,796 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Overflow-64bit-Automizer_Default.epf [2020-07-29 01:25:39,820 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-29 01:25:39,821 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-29 01:25:39,824 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-07-29 01:25:39,825 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-07-29 01:25:39,825 INFO L138 SettingsManager]: * Use SBE=true [2020-07-29 01:25:39,825 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-29 01:25:39,825 INFO L138 SettingsManager]: * Check unreachability of error function in SV-COMP mode=false [2020-07-29 01:25:39,825 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-29 01:25:39,826 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-29 01:25:39,826 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-29 01:25:39,827 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-29 01:25:39,827 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-29 01:25:39,827 INFO L138 SettingsManager]: * Check absence of signed integer overflows=true [2020-07-29 01:25:39,828 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-29 01:25:39,828 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-29 01:25:39,828 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-29 01:25:39,828 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-29 01:25:39,829 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-07-29 01:25:39,829 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-29 01:25:39,829 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-29 01:25:39,830 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-29 01:25:39,830 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-29 01:25:39,830 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-07-29 01:25:39,830 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-07-29 01:25:39,830 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-07-29 01:25:39,833 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-07-29 01:25:39,833 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-29 01:25:39,833 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-07-29 01:25:39,833 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 -> 64bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 1ac518638f8f2b7eee92acae7d1460278d61dd83 [2020-07-29 01:25:40,174 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-29 01:25:40,187 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-29 01:25:40,195 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-29 01:25:40,196 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-29 01:25:40,197 INFO L275 PluginConnector]: CDTParser initialized [2020-07-29 01:25:40,198 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/busybox-1.22.0/dirname-1.i [2020-07-29 01:25:40,269 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea33d26d4/ff7ef7b386b14aceb525eced56bdf722/FLAG7f4897291 [2020-07-29 01:25:40,849 INFO L306 CDTParser]: Found 1 translation units. [2020-07-29 01:25:40,849 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/busybox-1.22.0/dirname-1.i [2020-07-29 01:25:40,867 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea33d26d4/ff7ef7b386b14aceb525eced56bdf722/FLAG7f4897291 [2020-07-29 01:25:41,081 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/ea33d26d4/ff7ef7b386b14aceb525eced56bdf722 [2020-07-29 01:25:41,085 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-29 01:25:41,089 INFO L131 ToolchainWalker]: Walking toolchain with 6 elements. [2020-07-29 01:25:41,090 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-29 01:25:41,090 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-29 01:25:41,094 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-29 01:25:41,095 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:25:41" (1/1) ... [2020-07-29 01:25:41,098 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@2045d348 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:25:41, skipping insertion in model container [2020-07-29 01:25:41,098 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 29.07 01:25:41" (1/1) ... [2020-07-29 01:25:41,106 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-29 01:25:41,176 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-29 01:25:41,948 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-29 01:25:41,973 INFO L203 MainTranslator]: Completed pre-run [2020-07-29 01:25:42,138 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-29 01:25:42,369 INFO L208 MainTranslator]: Completed translation [2020-07-29 01:25:42,370 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:25:42 WrapperNode [2020-07-29 01:25:42,371 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-29 01:25:42,372 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2020-07-29 01:25:42,372 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2020-07-29 01:25:42,372 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2020-07-29 01:25:42,383 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:25:42" (1/1) ... [2020-07-29 01:25:42,443 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:25:42" (1/1) ... [2020-07-29 01:25:42,508 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2020-07-29 01:25:42,508 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-29 01:25:42,508 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-29 01:25:42,509 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-29 01:25:42,519 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:25:42" (1/1) ... [2020-07-29 01:25:42,519 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:25:42" (1/1) ... [2020-07-29 01:25:42,524 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:25:42" (1/1) ... [2020-07-29 01:25:42,525 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:25:42" (1/1) ... [2020-07-29 01:25:42,542 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:25:42" (1/1) ... [2020-07-29 01:25:42,548 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:25:42" (1/1) ... [2020-07-29 01:25:42,551 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:25:42" (1/1) ... [2020-07-29 01:25:42,556 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-29 01:25:42,557 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-29 01:25:42,557 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-29 01:25:42,557 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-29 01:25:42,558 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:25:42" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-29 01:25:42,624 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-29 01:25:42,624 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-07-29 01:25:42,625 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-29 01:25:42,625 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-29 01:25:42,626 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-29 01:25:42,626 INFO L130 BoogieDeclarations]: Found specification of procedure puts [2020-07-29 01:25:42,626 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-07-29 01:25:42,626 INFO L130 BoogieDeclarations]: Found specification of procedure fflush [2020-07-29 01:25:42,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-07-29 01:25:42,627 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~int [2020-07-29 01:25:42,629 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-29 01:25:42,629 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-29 01:25:43,597 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-29 01:25:43,598 INFO L295 CfgBuilder]: Removed 22 assume(true) statements. [2020-07-29 01:25:43,603 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.07 01:25:43 BoogieIcfgContainer [2020-07-29 01:25:43,604 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-29 01:25:43,605 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-29 01:25:43,606 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-29 01:25:43,609 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-29 01:25:43,609 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 29.07 01:25:41" (1/3) ... [2020-07-29 01:25:43,610 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ea09786 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.07 01:25:43, skipping insertion in model container [2020-07-29 01:25:43,611 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 29.07 01:25:42" (2/3) ... [2020-07-29 01:25:43,611 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1ea09786 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 29.07 01:25:43, skipping insertion in model container [2020-07-29 01:25:43,611 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 29.07 01:25:43" (3/3) ... [2020-07-29 01:25:43,613 INFO L109 eAbstractionObserver]: Analyzing ICFG dirname-1.i [2020-07-29 01:25:43,624 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-07-29 01:25:43,632 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 28 error locations. [2020-07-29 01:25:43,647 INFO L251 AbstractCegarLoop]: Starting to check reachability of 28 error locations. [2020-07-29 01:25:43,672 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-29 01:25:43,673 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-29 01:25:43,673 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-07-29 01:25:43,673 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-29 01:25:43,673 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-29 01:25:43,674 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-29 01:25:43,674 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-29 01:25:43,674 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-29 01:25:43,698 INFO L276 IsEmpty]: Start isEmpty. Operand 96 states. [2020-07-29 01:25:43,704 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 5 [2020-07-29 01:25:43,704 INFO L414 BasicCegarLoop]: Found error trace [2020-07-29 01:25:43,705 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1] [2020-07-29 01:25:43,706 INFO L427 AbstractCegarLoop]: === Iteration 1 === [ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-07-29 01:25:43,712 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 01:25:43,713 INFO L82 PathProgramCache]: Analyzing trace with hash 925765, now seen corresponding path program 1 times [2020-07-29 01:25:43,723 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-29 01:25:43,724 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1947352009] [2020-07-29 01:25:43,724 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-29 01:25:43,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-29 01:25:44,001 INFO L280 TraceCheckUtils]: 0: Hoare triple {99#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(3);call write~init~int(45, #t~string74.base, #t~string74.offset, 1);call write~init~int(45, #t~string74.base, 1 + #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 2 + #t~string74.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(3);call write~init~int(45, #t~string75.base, #t~string75.offset, 1);call write~init~int(45, #t~string75.base, 1 + #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 2 + #t~string75.offset, 1);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(3);call write~init~int(45, #t~string76.base, #t~string76.offset, 1);call write~init~int(45, #t~string76.base, 1 + #t~string76.offset, 1);call write~init~int(0, #t~string76.base, 2 + #t~string76.offset, 1);call #t~string80.base, #t~string80.offset := #Ultimate.allocOnStack(3);call write~init~int(45, #t~string80.base, #t~string80.offset, 1);call write~init~int(45, #t~string80.base, 1 + #t~string80.offset, 1);call write~init~int(0, #t~string80.base, 2 + #t~string80.offset, 1);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(3);call write~init~int(45, #t~string83.base, #t~string83.offset, 1);call write~init~int(45, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 2 + #t~string83.offset, 1);call #t~string86.base, #t~string86.offset := #Ultimate.allocOnStack(3);call write~init~int(45, #t~string86.base, #t~string86.offset, 1);call write~init~int(45, #t~string86.base, 1 + #t~string86.offset, 1);call write~init~int(0, #t~string86.base, 2 + #t~string86.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(3);call write~init~int(45, #t~string89.base, #t~string89.offset, 1);call write~init~int(45, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 2 + #t~string89.offset, 1);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(3);call write~init~int(45, #t~string93.base, #t~string93.offset, 1);call write~init~int(45, #t~string93.base, 1 + #t~string93.offset, 1);call write~init~int(0, #t~string93.base, 2 + #t~string93.offset, 1);~applet_name~0.base, ~applet_name~0.offset := 0, 0;~bb_errno_location~0 := 0;call ~#dir~0.base, ~#dir~0.offset := #Ultimate.allocOnStack(42);#memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, ~#dir~0.base);call ~#dummy_utmp~0.base, ~#dummy_utmp~0.offset := #Ultimate.allocOnStack(382);#memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, ~#dummy_utmp~0.base); {99#true} is VALID [2020-07-29 01:25:44,005 INFO L280 TraceCheckUtils]: 1: Hoare triple {99#true} havoc main_#res;havoc main_#t~malloc141.base, main_#t~malloc141.offset, main_#t~nondet143, main_#t~pre142, main_~i~4, main_#t~nondet144, main_#t~nondet145, main_#t~malloc146.base, main_#t~malloc146.offset, main_#t~malloc147.base, main_#t~malloc147.offset, main_#t~malloc149.base, main_#t~malloc149.offset, main_#t~mem150.base, main_#t~mem150.offset, main_#t~mem151.base, main_#t~mem151.offset, main_#t~mem153.base, main_#t~mem153.offset, main_#t~nondet154, main_#t~pre152, main_~j~0, main_#t~pre148, main_~i~5, main_#t~ret155, main_#t~mem157.base, main_#t~mem157.offset, main_#t~pre156, main_~i~6, main_~a~0.base, main_~a~0.offset, main_~argc~0, main_~argv~0.base, main_~argv~0.offset, main_~mem_track~0.base, main_~mem_track~0.offset, main_~res~0;call main_#t~malloc141.base, main_#t~malloc141.offset := #Ultimate.allocOnHeap(11);main_~a~0.base, main_~a~0.offset := main_#t~malloc141.base, main_#t~malloc141.offset;call write~int(0, main_~a~0.base, 10 + main_~a~0.offset, 1);main_~i~4 := 0; {101#(= 0 ULTIMATE.start_main_~i~4)} is VALID [2020-07-29 01:25:44,006 INFO L280 TraceCheckUtils]: 2: Hoare triple {101#(= 0 ULTIMATE.start_main_~i~4)} assume !!(main_~i~4 < 10);assume -128 <= main_#t~nondet143 && main_#t~nondet143 <= 127;call write~int(main_#t~nondet143, main_~a~0.base, main_~a~0.offset + main_~i~4, 1);havoc main_#t~nondet143; {101#(= 0 ULTIMATE.start_main_~i~4)} is VALID [2020-07-29 01:25:44,007 INFO L280 TraceCheckUtils]: 3: Hoare triple {101#(= 0 ULTIMATE.start_main_~i~4)} assume !(1 + main_~i~4 <= 2147483647); {100#false} is VALID [2020-07-29 01:25:44,010 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 01:25:44,010 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1947352009] [2020-07-29 01:25:44,011 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-29 01:25:44,011 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-29 01:25:44,013 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1219711053] [2020-07-29 01:25:44,020 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2020-07-29 01:25:44,022 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-29 01:25:44,026 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-29 01:25:44,047 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 4 edges. 4 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-29 01:25:44,048 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-29 01:25:44,048 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-29 01:25:44,058 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-29 01:25:44,059 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-29 01:25:44,062 INFO L87 Difference]: Start difference. First operand 96 states. Second operand 3 states. [2020-07-29 01:25:44,403 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-29 01:25:44,403 INFO L93 Difference]: Finished difference Result 190 states and 240 transitions. [2020-07-29 01:25:44,404 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-29 01:25:44,404 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 4 [2020-07-29 01:25:44,404 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-29 01:25:44,406 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-29 01:25:44,419 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 240 transitions. [2020-07-29 01:25:44,419 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-29 01:25:44,425 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 240 transitions. [2020-07-29 01:25:44,426 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 240 transitions. [2020-07-29 01:25:44,736 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 240 edges. 240 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-29 01:25:44,751 INFO L225 Difference]: With dead ends: 190 [2020-07-29 01:25:44,752 INFO L226 Difference]: Without dead ends: 95 [2020-07-29 01:25:44,756 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 01:25:44,777 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2020-07-29 01:25:44,804 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 95. [2020-07-29 01:25:44,804 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-29 01:25:44,805 INFO L82 GeneralOperation]: Start isEquivalent. First operand 95 states. Second operand 95 states. [2020-07-29 01:25:44,806 INFO L74 IsIncluded]: Start isIncluded. First operand 95 states. Second operand 95 states. [2020-07-29 01:25:44,806 INFO L87 Difference]: Start difference. First operand 95 states. Second operand 95 states. [2020-07-29 01:25:44,813 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-29 01:25:44,814 INFO L93 Difference]: Finished difference Result 95 states and 113 transitions. [2020-07-29 01:25:44,814 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 113 transitions. [2020-07-29 01:25:44,815 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-29 01:25:44,816 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-29 01:25:44,816 INFO L74 IsIncluded]: Start isIncluded. First operand 95 states. Second operand 95 states. [2020-07-29 01:25:44,816 INFO L87 Difference]: Start difference. First operand 95 states. Second operand 95 states. [2020-07-29 01:25:44,823 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-29 01:25:44,823 INFO L93 Difference]: Finished difference Result 95 states and 113 transitions. [2020-07-29 01:25:44,823 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 113 transitions. [2020-07-29 01:25:44,825 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-29 01:25:44,825 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-29 01:25:44,825 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-29 01:25:44,826 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-29 01:25:44,826 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 95 states. [2020-07-29 01:25:44,831 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 95 states to 95 states and 113 transitions. [2020-07-29 01:25:44,833 INFO L78 Accepts]: Start accepts. Automaton has 95 states and 113 transitions. Word has length 4 [2020-07-29 01:25:44,833 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-29 01:25:44,834 INFO L479 AbstractCegarLoop]: Abstraction has 95 states and 113 transitions. [2020-07-29 01:25:44,834 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-29 01:25:44,834 INFO L276 IsEmpty]: Start isEmpty. Operand 95 states and 113 transitions. [2020-07-29 01:25:44,835 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 8 [2020-07-29 01:25:44,835 INFO L414 BasicCegarLoop]: Found error trace [2020-07-29 01:25:44,835 INFO L422 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1] [2020-07-29 01:25:44,836 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-29 01:25:44,836 INFO L427 AbstractCegarLoop]: === Iteration 2 === [ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-07-29 01:25:44,837 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 01:25:44,837 INFO L82 PathProgramCache]: Analyzing trace with hash 1809705867, now seen corresponding path program 1 times [2020-07-29 01:25:44,838 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-29 01:25:44,838 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1101616713] [2020-07-29 01:25:44,838 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-29 01:25:44,875 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-29 01:25:44,949 INFO L280 TraceCheckUtils]: 0: Hoare triple {612#true} #NULL.base, #NULL.offset := 0, 0;#valid := #valid[0 := 0];assume 0 < #StackHeapBarrier;call #t~string74.base, #t~string74.offset := #Ultimate.allocOnStack(3);call write~init~int(45, #t~string74.base, #t~string74.offset, 1);call write~init~int(45, #t~string74.base, 1 + #t~string74.offset, 1);call write~init~int(0, #t~string74.base, 2 + #t~string74.offset, 1);call #t~string75.base, #t~string75.offset := #Ultimate.allocOnStack(3);call write~init~int(45, #t~string75.base, #t~string75.offset, 1);call write~init~int(45, #t~string75.base, 1 + #t~string75.offset, 1);call write~init~int(0, #t~string75.base, 2 + #t~string75.offset, 1);call #t~string76.base, #t~string76.offset := #Ultimate.allocOnStack(3);call write~init~int(45, #t~string76.base, #t~string76.offset, 1);call write~init~int(45, #t~string76.base, 1 + #t~string76.offset, 1);call write~init~int(0, #t~string76.base, 2 + #t~string76.offset, 1);call #t~string80.base, #t~string80.offset := #Ultimate.allocOnStack(3);call write~init~int(45, #t~string80.base, #t~string80.offset, 1);call write~init~int(45, #t~string80.base, 1 + #t~string80.offset, 1);call write~init~int(0, #t~string80.base, 2 + #t~string80.offset, 1);call #t~string83.base, #t~string83.offset := #Ultimate.allocOnStack(3);call write~init~int(45, #t~string83.base, #t~string83.offset, 1);call write~init~int(45, #t~string83.base, 1 + #t~string83.offset, 1);call write~init~int(0, #t~string83.base, 2 + #t~string83.offset, 1);call #t~string86.base, #t~string86.offset := #Ultimate.allocOnStack(3);call write~init~int(45, #t~string86.base, #t~string86.offset, 1);call write~init~int(45, #t~string86.base, 1 + #t~string86.offset, 1);call write~init~int(0, #t~string86.base, 2 + #t~string86.offset, 1);call #t~string89.base, #t~string89.offset := #Ultimate.allocOnStack(3);call write~init~int(45, #t~string89.base, #t~string89.offset, 1);call write~init~int(45, #t~string89.base, 1 + #t~string89.offset, 1);call write~init~int(0, #t~string89.base, 2 + #t~string89.offset, 1);call #t~string93.base, #t~string93.offset := #Ultimate.allocOnStack(3);call write~init~int(45, #t~string93.base, #t~string93.offset, 1);call write~init~int(45, #t~string93.base, 1 + #t~string93.offset, 1);call write~init~int(0, #t~string93.base, 2 + #t~string93.offset, 1);~applet_name~0.base, ~applet_name~0.offset := 0, 0;~bb_errno_location~0 := 0;call ~#dir~0.base, ~#dir~0.offset := #Ultimate.allocOnStack(42);#memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, ~#dir~0.base);call ~#dummy_utmp~0.base, ~#dummy_utmp~0.offset := #Ultimate.allocOnStack(382);#memory_int := ~initToZeroAtPointerBaseAddress~int(#memory_int, ~#dummy_utmp~0.base); {612#true} is VALID [2020-07-29 01:25:44,949 INFO L280 TraceCheckUtils]: 1: Hoare triple {612#true} havoc main_#res;havoc main_#t~malloc141.base, main_#t~malloc141.offset, main_#t~nondet143, main_#t~pre142, main_~i~4, main_#t~nondet144, main_#t~nondet145, main_#t~malloc146.base, main_#t~malloc146.offset, main_#t~malloc147.base, main_#t~malloc147.offset, main_#t~malloc149.base, main_#t~malloc149.offset, main_#t~mem150.base, main_#t~mem150.offset, main_#t~mem151.base, main_#t~mem151.offset, main_#t~mem153.base, main_#t~mem153.offset, main_#t~nondet154, main_#t~pre152, main_~j~0, main_#t~pre148, main_~i~5, main_#t~ret155, main_#t~mem157.base, main_#t~mem157.offset, main_#t~pre156, main_~i~6, main_~a~0.base, main_~a~0.offset, main_~argc~0, main_~argv~0.base, main_~argv~0.offset, main_~mem_track~0.base, main_~mem_track~0.offset, main_~res~0;call main_#t~malloc141.base, main_#t~malloc141.offset := #Ultimate.allocOnHeap(11);main_~a~0.base, main_~a~0.offset := main_#t~malloc141.base, main_#t~malloc141.offset;call write~int(0, main_~a~0.base, 10 + main_~a~0.offset, 1);main_~i~4 := 0; {612#true} is VALID [2020-07-29 01:25:44,950 INFO L280 TraceCheckUtils]: 2: Hoare triple {612#true} assume !!(main_~i~4 < 10);assume -128 <= main_#t~nondet143 && main_#t~nondet143 <= 127;call write~int(main_#t~nondet143, main_~a~0.base, main_~a~0.offset + main_~i~4, 1);havoc main_#t~nondet143; {612#true} is VALID [2020-07-29 01:25:44,952 INFO L280 TraceCheckUtils]: 3: Hoare triple {612#true} assume 1 + main_~i~4 <= 2147483647; {612#true} is VALID [2020-07-29 01:25:44,952 INFO L280 TraceCheckUtils]: 4: Hoare triple {612#true} assume 1 + main_~i~4 >= -2147483648;main_#t~pre142 := 1 + main_~i~4;main_~i~4 := 1 + main_~i~4;havoc main_#t~pre142; {612#true} is VALID [2020-07-29 01:25:44,954 INFO L280 TraceCheckUtils]: 5: Hoare triple {612#true} assume !!(main_~i~4 < 10);assume -128 <= main_#t~nondet143 && main_#t~nondet143 <= 127;call write~int(main_#t~nondet143, main_~a~0.base, main_~a~0.offset + main_~i~4, 1);havoc main_#t~nondet143; {614#(<= ULTIMATE.start_main_~i~4 9)} is VALID [2020-07-29 01:25:44,955 INFO L280 TraceCheckUtils]: 6: Hoare triple {614#(<= ULTIMATE.start_main_~i~4 9)} assume !(1 + main_~i~4 <= 2147483647); {613#false} is VALID [2020-07-29 01:25:44,956 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-07-29 01:25:44,956 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1101616713] [2020-07-29 01:25:44,956 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-29 01:25:44,956 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2020-07-29 01:25:44,957 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1417149749] [2020-07-29 01:25:44,960 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2020-07-29 01:25:44,961 INFO L84 Accepts]: Finished accepts. word is accepted. [2020-07-29 01:25:44,961 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states. [2020-07-29 01:25:44,985 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 7 edges. 7 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-29 01:25:44,986 INFO L459 AbstractCegarLoop]: Interpolant automaton has 3 states [2020-07-29 01:25:44,986 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-07-29 01:25:44,986 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 3 interpolants. [2020-07-29 01:25:44,987 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=3, Invalid=3, Unknown=0, NotChecked=0, Total=6 [2020-07-29 01:25:44,987 INFO L87 Difference]: Start difference. First operand 95 states and 113 transitions. Second operand 3 states. [2020-07-29 01:25:45,248 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-29 01:25:45,249 INFO L93 Difference]: Finished difference Result 95 states and 113 transitions. [2020-07-29 01:25:45,249 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 3 states. [2020-07-29 01:25:45,249 INFO L78 Accepts]: Start accepts. Automaton has 3 states. Word has length 7 [2020-07-29 01:25:45,249 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-29 01:25:45,249 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-29 01:25:45,252 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 111 transitions. [2020-07-29 01:25:45,252 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 3 states. [2020-07-29 01:25:45,254 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 3 states to 3 states and 111 transitions. [2020-07-29 01:25:45,254 INFO L86 InductivityCheck]: Starting indutivity check of a Floyd-Hoare automaton with 3 states and 111 transitions. [2020-07-29 01:25:45,408 INFO L119 InductivityCheck]: Floyd-Hoare automaton has 111 edges. 111 inductive. 0 not inductive. 0 times theorem prover too weak to decide inductivity. [2020-07-29 01:25:45,412 INFO L225 Difference]: With dead ends: 95 [2020-07-29 01:25:45,412 INFO L226 Difference]: Without dead ends: 94 [2020-07-29 01:25:45,413 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 01:25:45,414 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 94 states. [2020-07-29 01:25:45,433 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 94 to 94. [2020-07-29 01:25:45,433 INFO L214 AbstractMinimizeNwa]: Start testing correctness of minimizeSevpa [2020-07-29 01:25:45,434 INFO L82 GeneralOperation]: Start isEquivalent. First operand 94 states. Second operand 94 states. [2020-07-29 01:25:45,434 INFO L74 IsIncluded]: Start isIncluded. First operand 94 states. Second operand 94 states. [2020-07-29 01:25:45,434 INFO L87 Difference]: Start difference. First operand 94 states. Second operand 94 states. [2020-07-29 01:25:45,441 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-29 01:25:45,442 INFO L93 Difference]: Finished difference Result 94 states and 112 transitions. [2020-07-29 01:25:45,442 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 112 transitions. [2020-07-29 01:25:45,443 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-29 01:25:45,443 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-29 01:25:45,444 INFO L74 IsIncluded]: Start isIncluded. First operand 94 states. Second operand 94 states. [2020-07-29 01:25:45,444 INFO L87 Difference]: Start difference. First operand 94 states. Second operand 94 states. [2020-07-29 01:25:45,449 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-29 01:25:45,449 INFO L93 Difference]: Finished difference Result 94 states and 112 transitions. [2020-07-29 01:25:45,449 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 112 transitions. [2020-07-29 01:25:45,454 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-29 01:25:45,454 INFO L83 IsIncluded]: Finished isIncluded. Language is included [2020-07-29 01:25:45,455 INFO L88 GeneralOperation]: Finished isEquivalent. [2020-07-29 01:25:45,455 INFO L221 AbstractMinimizeNwa]: Finished testing correctness of minimizeSevpa [2020-07-29 01:25:45,455 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 94 states. [2020-07-29 01:25:45,460 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 94 states to 94 states and 112 transitions. [2020-07-29 01:25:45,461 INFO L78 Accepts]: Start accepts. Automaton has 94 states and 112 transitions. Word has length 7 [2020-07-29 01:25:45,461 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-29 01:25:45,461 INFO L479 AbstractCegarLoop]: Abstraction has 94 states and 112 transitions. [2020-07-29 01:25:45,461 INFO L480 AbstractCegarLoop]: Interpolant automaton has 3 states. [2020-07-29 01:25:45,462 INFO L276 IsEmpty]: Start isEmpty. Operand 94 states and 112 transitions. [2020-07-29 01:25:45,462 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 9 [2020-07-29 01:25:45,462 INFO L414 BasicCegarLoop]: Found error trace [2020-07-29 01:25:45,462 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 1, 1, 1, 1] [2020-07-29 01:25:45,463 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-07-29 01:25:45,463 INFO L427 AbstractCegarLoop]: === Iteration 3 === [ULTIMATE.startErr18ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr25ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr11ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr4ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr27ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr9ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr21ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr6ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr13ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr15ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr23ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr2ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr17ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr0ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr19ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr3ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr26ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr24ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr5ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr12ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr8ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr10ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr7ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr22ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr14ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr16ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr20ASSERT_VIOLATIONINTEGER_OVERFLOW, ULTIMATE.startErr1ASSERT_VIOLATIONINTEGER_OVERFLOW]=== [2020-07-29 01:25:45,463 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-29 01:25:45,464 INFO L82 PathProgramCache]: Analyzing trace with hash 266307074, now seen corresponding path program 1 times [2020-07-29 01:25:45,464 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-07-29 01:25:45,464 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [916771669] [2020-07-29 01:25:45,464 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-29 01:25:45,533 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-29 01:25:45,539 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-07-29 01:25:45,540 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 01:25:45,551 INFO L168 Benchmark]: Toolchain (without parser) took 4458.70 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 209.2 MB). Free memory was 952.2 MB in the beginning and 1.2 GB in the end (delta: -205.6 MB). Peak memory consumption was 3.6 MB. Max. memory is 11.5 GB. [2020-07-29 01:25:45,551 INFO L168 Benchmark]: CDTParser took 0.26 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 01:25:45,552 INFO L168 Benchmark]: CACSL2BoogieTranslator took 1281.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 952.2 MB in the beginning and 1.0 GB in the end (delta: -84.4 MB). Peak memory consumption was 50.2 MB. Max. memory is 11.5 GB. [2020-07-29 01:25:45,553 INFO L168 Benchmark]: Boogie Procedure Inliner took 136.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2020-07-29 01:25:45,553 INFO L168 Benchmark]: Boogie Preprocessor took 48.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. [2020-07-29 01:25:45,559 INFO L168 Benchmark]: RCFGBuilder took 1046.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 930.7 MB in the end (delta: 92.4 MB). Peak memory consumption was 92.4 MB. Max. memory is 11.5 GB. [2020-07-29 01:25:45,559 INFO L168 Benchmark]: TraceAbstraction took 1937.37 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 85.5 MB). Free memory was 930.7 MB in the beginning and 1.2 GB in the end (delta: -227.1 MB). There was no memory consumed. Max. memory is 11.5 GB. [2020-07-29 01:25:45,567 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 0.26 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 1281.20 ms. Allocated memory was 1.0 GB in the beginning and 1.2 GB in the end (delta: 123.7 MB). Free memory was 952.2 MB in the beginning and 1.0 GB in the end (delta: -84.4 MB). Peak memory consumption was 50.2 MB. Max. memory is 11.5 GB. * Boogie Procedure Inliner took 136.06 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * Boogie Preprocessor took 48.36 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 6.8 MB). Peak memory consumption was 6.8 MB. Max. memory is 11.5 GB. * RCFGBuilder took 1046.91 ms. Allocated memory is still 1.2 GB. Free memory was 1.0 GB in the beginning and 930.7 MB in the end (delta: 92.4 MB). Peak memory consumption was 92.4 MB. Max. memory is 11.5 GB. * TraceAbstraction took 1937.37 ms. Allocated memory was 1.2 GB in the beginning and 1.2 GB in the end (delta: 85.5 MB). Free memory was 930.7 MB in the beginning and 1.2 GB in the end (delta: -227.1 MB). There was no memory consumed. 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...