java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf --traceabstraction.trace.refinement.strategy SIFA_TAIPAN --sifa.abstract.domain CompoundDomain --rcfgbuilder.size.of.a.code.block LoopFreeBlock --sifa.call.summarizer TopInputCallSummarizer --sifa.fluid SizeLimitFluid --sifa.simplification.technique SIMPLIFY_QUICK -i ../../../trunk/examples/svcomp/forester-heap/sll-simple-white-blue-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-f4eb214f-m [2019-10-13 21:57:00,463 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-10-13 21:57:00,466 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-10-13 21:57:00,478 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-10-13 21:57:00,479 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-10-13 21:57:00,480 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-10-13 21:57:00,481 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-10-13 21:57:00,483 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-10-13 21:57:00,485 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-10-13 21:57:00,486 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-10-13 21:57:00,486 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-10-13 21:57:00,488 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-10-13 21:57:00,488 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-10-13 21:57:00,489 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-10-13 21:57:00,490 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-10-13 21:57:00,491 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-10-13 21:57:00,492 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-10-13 21:57:00,493 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-10-13 21:57:00,498 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-10-13 21:57:00,506 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-10-13 21:57:00,508 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-10-13 21:57:00,509 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-10-13 21:57:00,515 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-10-13 21:57:00,515 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-10-13 21:57:00,517 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-10-13 21:57:00,518 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-10-13 21:57:00,518 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-10-13 21:57:00,520 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-10-13 21:57:00,520 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-10-13 21:57:00,521 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-10-13 21:57:00,521 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-10-13 21:57:00,522 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-10-13 21:57:00,523 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-10-13 21:57:00,524 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-10-13 21:57:00,525 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-10-13 21:57:00,525 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-10-13 21:57:00,525 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-10-13 21:57:00,526 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-10-13 21:57:00,526 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-10-13 21:57:00,527 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-10-13 21:57:00,527 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-10-13 21:57:00,528 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-10-13 21:57:00,542 INFO L113 SettingsManager]: Loading preferences was successful [2019-10-13 21:57:00,542 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-10-13 21:57:00,544 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-10-13 21:57:00,544 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-10-13 21:57:00,544 INFO L138 SettingsManager]: * Use SBE=true [2019-10-13 21:57:00,545 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-10-13 21:57:00,545 INFO L138 SettingsManager]: * sizeof long=4 [2019-10-13 21:57:00,545 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-10-13 21:57:00,545 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-10-13 21:57:00,545 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-10-13 21:57:00,546 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-10-13 21:57:00,546 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-10-13 21:57:00,546 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-10-13 21:57:00,546 INFO L138 SettingsManager]: * sizeof long double=12 [2019-10-13 21:57:00,546 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-10-13 21:57:00,547 INFO L138 SettingsManager]: * Use constant arrays=true [2019-10-13 21:57:00,547 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-10-13 21:57:00,547 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-10-13 21:57:00,547 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-10-13 21:57:00,547 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-10-13 21:57:00,548 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-10-13 21:57:00,548 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-10-13 21:57:00,548 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-10-13 21:57:00,548 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-10-13 21:57:00,548 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-10-13 21:57:00,549 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-10-13 21:57:00,549 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-10-13 21:57:00,549 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-10-13 21:57:00,549 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> SIFA_TAIPAN Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> CompoundDomain Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder: Size of a code block -> LoopFreeBlock Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Call Summarizer -> TopInputCallSummarizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Fluid -> SizeLimitFluid Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Simplification Technique -> SIMPLIFY_QUICK [2019-10-13 21:57:00,887 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-10-13 21:57:00,903 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-10-13 21:57:00,906 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-10-13 21:57:00,908 INFO L271 PluginConnector]: Initializing CDTParser... [2019-10-13 21:57:00,909 INFO L275 PluginConnector]: CDTParser initialized [2019-10-13 21:57:00,910 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/sll-simple-white-blue-1.i [2019-10-13 21:57:00,989 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/159c65e23/76aa5968073a46c9bf39f077f7977e12/FLAG8a33dcadc [2019-10-13 21:57:01,535 INFO L306 CDTParser]: Found 1 translation units. [2019-10-13 21:57:01,536 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/sll-simple-white-blue-1.i [2019-10-13 21:57:01,547 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/159c65e23/76aa5968073a46c9bf39f077f7977e12/FLAG8a33dcadc [2019-10-13 21:57:01,892 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/159c65e23/76aa5968073a46c9bf39f077f7977e12 [2019-10-13 21:57:01,902 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-10-13 21:57:01,903 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-10-13 21:57:01,904 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-10-13 21:57:01,905 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-10-13 21:57:01,907 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-10-13 21:57:01,908 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:57:01" (1/1) ... [2019-10-13 21:57:01,910 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@dd28435 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:57:01, skipping insertion in model container [2019-10-13 21:57:01,911 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 13.10 09:57:01" (1/1) ... [2019-10-13 21:57:01,917 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-10-13 21:57:01,972 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-10-13 21:57:02,442 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:57:02,454 INFO L188 MainTranslator]: Completed pre-run [2019-10-13 21:57:02,504 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-10-13 21:57:02,555 INFO L192 MainTranslator]: Completed translation [2019-10-13 21:57:02,555 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:57:02 WrapperNode [2019-10-13 21:57:02,556 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-10-13 21:57:02,556 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-10-13 21:57:02,556 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-10-13 21:57:02,557 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-10-13 21:57:02,572 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:57:02" (1/1) ... [2019-10-13 21:57:02,572 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:57:02" (1/1) ... [2019-10-13 21:57:02,596 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:57:02" (1/1) ... [2019-10-13 21:57:02,596 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:57:02" (1/1) ... [2019-10-13 21:57:02,613 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:57:02" (1/1) ... [2019-10-13 21:57:02,619 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:57:02" (1/1) ... [2019-10-13 21:57:02,622 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:57:02" (1/1) ... [2019-10-13 21:57:02,630 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-10-13 21:57:02,631 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-10-13 21:57:02,631 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-10-13 21:57:02,631 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-10-13 21:57:02,632 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:57:02" (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 [2019-10-13 21:57:02,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-10-13 21:57:02,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-10-13 21:57:02,696 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-10-13 21:57:02,696 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-10-13 21:57:02,697 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-10-13 21:57:02,697 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-10-13 21:57:02,697 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-10-13 21:57:02,697 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-10-13 21:57:02,697 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-10-13 21:57:02,698 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-10-13 21:57:02,698 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-10-13 21:57:02,698 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-10-13 21:57:02,698 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-10-13 21:57:02,698 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-10-13 21:57:02,698 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-10-13 21:57:02,699 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-10-13 21:57:02,699 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-10-13 21:57:02,699 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-10-13 21:57:02,699 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-10-13 21:57:02,699 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-10-13 21:57:02,700 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-10-13 21:57:02,700 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-10-13 21:57:02,700 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-10-13 21:57:02,700 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-10-13 21:57:02,700 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-10-13 21:57:02,700 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-10-13 21:57:02,701 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-10-13 21:57:02,701 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-10-13 21:57:02,701 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-10-13 21:57:02,701 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-10-13 21:57:02,701 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-10-13 21:57:02,702 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-10-13 21:57:02,702 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-10-13 21:57:02,702 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-10-13 21:57:02,702 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-10-13 21:57:02,702 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-10-13 21:57:02,702 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-10-13 21:57:02,703 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-10-13 21:57:02,703 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-10-13 21:57:02,703 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-10-13 21:57:02,703 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-10-13 21:57:02,703 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-10-13 21:57:02,703 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-10-13 21:57:02,703 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-10-13 21:57:02,704 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-10-13 21:57:02,704 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-10-13 21:57:02,704 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-10-13 21:57:02,704 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-10-13 21:57:02,704 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-10-13 21:57:02,704 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-10-13 21:57:02,705 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-10-13 21:57:02,705 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-10-13 21:57:02,705 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-10-13 21:57:02,705 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-10-13 21:57:02,705 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-10-13 21:57:02,705 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-10-13 21:57:02,705 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-10-13 21:57:02,706 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-10-13 21:57:02,706 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-10-13 21:57:02,706 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-10-13 21:57:02,706 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-10-13 21:57:02,706 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-10-13 21:57:02,706 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-10-13 21:57:02,707 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-10-13 21:57:02,707 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-10-13 21:57:02,707 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-10-13 21:57:02,707 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-10-13 21:57:02,707 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-10-13 21:57:02,707 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-10-13 21:57:02,708 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-10-13 21:57:02,708 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-10-13 21:57:02,708 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-10-13 21:57:02,708 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-10-13 21:57:02,708 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-10-13 21:57:02,708 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-10-13 21:57:02,709 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-10-13 21:57:02,709 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-10-13 21:57:02,709 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-10-13 21:57:02,709 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-10-13 21:57:02,709 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-10-13 21:57:02,709 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-10-13 21:57:02,709 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-10-13 21:57:02,710 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-10-13 21:57:02,710 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-10-13 21:57:02,710 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-10-13 21:57:02,710 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-10-13 21:57:02,710 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-10-13 21:57:02,710 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-10-13 21:57:02,711 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-10-13 21:57:02,711 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-10-13 21:57:02,711 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-10-13 21:57:02,711 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-10-13 21:57:02,711 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-10-13 21:57:02,711 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-10-13 21:57:02,711 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-10-13 21:57:02,712 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-10-13 21:57:02,712 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-10-13 21:57:02,712 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-10-13 21:57:02,712 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-10-13 21:57:02,712 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-10-13 21:57:02,712 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-10-13 21:57:02,713 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-10-13 21:57:02,713 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-10-13 21:57:02,713 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-10-13 21:57:02,713 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-10-13 21:57:02,713 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-10-13 21:57:02,713 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-10-13 21:57:02,713 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-10-13 21:57:02,714 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-10-13 21:57:02,714 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-10-13 21:57:02,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-10-13 21:57:02,714 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-10-13 21:57:02,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-10-13 21:57:02,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-10-13 21:57:02,714 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-10-13 21:57:02,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-10-13 21:57:02,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-10-13 21:57:03,348 INFO L279 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-10-13 21:57:03,348 INFO L284 CfgBuilder]: Removed 8 assume(true) statements. [2019-10-13 21:57:03,350 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:57:03 BoogieIcfgContainer [2019-10-13 21:57:03,350 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-10-13 21:57:03,351 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2019-10-13 21:57:03,351 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2019-10-13 21:57:03,354 INFO L275 PluginConnector]: TraceAbstraction initialized [2019-10-13 21:57:03,355 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 13.10 09:57:01" (1/3) ... [2019-10-13 21:57:03,356 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@593d35ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:57:03, skipping insertion in model container [2019-10-13 21:57:03,356 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 13.10 09:57:02" (2/3) ... [2019-10-13 21:57:03,356 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@593d35ae and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 13.10 09:57:03, skipping insertion in model container [2019-10-13 21:57:03,357 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 13.10 09:57:03" (3/3) ... [2019-10-13 21:57:03,358 INFO L109 eAbstractionObserver]: Analyzing ICFG sll-simple-white-blue-1.i [2019-10-13 21:57:03,368 INFO L152 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2019-10-13 21:57:03,377 INFO L164 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2019-10-13 21:57:03,388 INFO L249 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2019-10-13 21:57:03,416 INFO L373 AbstractCegarLoop]: Interprodecural is true [2019-10-13 21:57:03,420 INFO L374 AbstractCegarLoop]: Hoare is true [2019-10-13 21:57:03,420 INFO L375 AbstractCegarLoop]: Compute interpolants for FPandBP [2019-10-13 21:57:03,420 INFO L376 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2019-10-13 21:57:03,421 INFO L377 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2019-10-13 21:57:03,421 INFO L378 AbstractCegarLoop]: Difference is false [2019-10-13 21:57:03,421 INFO L379 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2019-10-13 21:57:03,422 INFO L383 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2019-10-13 21:57:03,442 INFO L276 IsEmpty]: Start isEmpty. Operand 27 states. [2019-10-13 21:57:03,450 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 15 [2019-10-13 21:57:03,451 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:57:03,461 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:57:03,465 INFO L410 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:57:03,471 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:57:03,472 INFO L82 PathProgramCache]: Analyzing trace with hash 1053170576, now seen corresponding path program 1 times [2019-10-13 21:57:03,481 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 21:57:03,481 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [699989075] [2019-10-13 21:57:03,482 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:57:03,482 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:57:03,482 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:57:03,594 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:57:03,676 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:57:03,677 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [699989075] [2019-10-13 21:57:03,678 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:57:03,679 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [2] imperfect sequences [] total 2 [2019-10-13 21:57:03,679 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [273082249] [2019-10-13 21:57:03,683 INFO L442 AbstractCegarLoop]: Interpolant automaton has 2 states [2019-10-13 21:57:03,683 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 21:57:03,693 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 2 interpolants. [2019-10-13 21:57:03,694 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:57:03,696 INFO L87 Difference]: Start difference. First operand 27 states. Second operand 2 states. [2019-10-13 21:57:03,715 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:57:03,716 INFO L93 Difference]: Finished difference Result 46 states and 67 transitions. [2019-10-13 21:57:03,716 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 2 states. [2019-10-13 21:57:03,717 INFO L78 Accepts]: Start accepts. Automaton has 2 states. Word has length 14 [2019-10-13 21:57:03,717 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:57:03,726 INFO L225 Difference]: With dead ends: 46 [2019-10-13 21:57:03,726 INFO L226 Difference]: Without dead ends: 22 [2019-10-13 21:57:03,730 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 2 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 0 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=1, Invalid=1, Unknown=0, NotChecked=0, Total=2 [2019-10-13 21:57:03,744 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 22 states. [2019-10-13 21:57:03,760 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 22 to 22. [2019-10-13 21:57:03,761 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 22 states. [2019-10-13 21:57:03,762 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 22 states to 22 states and 27 transitions. [2019-10-13 21:57:03,763 INFO L78 Accepts]: Start accepts. Automaton has 22 states and 27 transitions. Word has length 14 [2019-10-13 21:57:03,763 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:57:03,764 INFO L462 AbstractCegarLoop]: Abstraction has 22 states and 27 transitions. [2019-10-13 21:57:03,764 INFO L463 AbstractCegarLoop]: Interpolant automaton has 2 states. [2019-10-13 21:57:03,764 INFO L276 IsEmpty]: Start isEmpty. Operand 22 states and 27 transitions. [2019-10-13 21:57:03,764 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 17 [2019-10-13 21:57:03,765 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:57:03,765 INFO L380 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:57:03,765 INFO L410 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:57:03,765 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:57:03,766 INFO L82 PathProgramCache]: Analyzing trace with hash 1017922970, now seen corresponding path program 1 times [2019-10-13 21:57:03,766 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 21:57:03,766 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1810369525] [2019-10-13 21:57:03,766 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:57:03,767 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:57:03,767 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:57:03,821 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:57:04,074 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:57:04,075 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1810369525] [2019-10-13 21:57:04,075 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2019-10-13 21:57:04,076 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2019-10-13 21:57:04,076 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [770223724] [2019-10-13 21:57:04,077 INFO L442 AbstractCegarLoop]: Interpolant automaton has 7 states [2019-10-13 21:57:04,078 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 21:57:04,078 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2019-10-13 21:57:04,079 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2019-10-13 21:57:04,079 INFO L87 Difference]: Start difference. First operand 22 states and 27 transitions. Second operand 7 states. [2019-10-13 21:57:04,361 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:57:04,361 INFO L93 Difference]: Finished difference Result 46 states and 56 transitions. [2019-10-13 21:57:04,362 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 8 states. [2019-10-13 21:57:04,362 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 16 [2019-10-13 21:57:04,362 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:57:04,365 INFO L225 Difference]: With dead ends: 46 [2019-10-13 21:57:04,365 INFO L226 Difference]: Without dead ends: 44 [2019-10-13 21:57:04,368 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 2 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=29, Invalid=81, Unknown=0, NotChecked=0, Total=110 [2019-10-13 21:57:04,369 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 44 states. [2019-10-13 21:57:04,379 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 44 to 28. [2019-10-13 21:57:04,379 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 28 states. [2019-10-13 21:57:04,380 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 28 states to 28 states and 34 transitions. [2019-10-13 21:57:04,380 INFO L78 Accepts]: Start accepts. Automaton has 28 states and 34 transitions. Word has length 16 [2019-10-13 21:57:04,381 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:57:04,381 INFO L462 AbstractCegarLoop]: Abstraction has 28 states and 34 transitions. [2019-10-13 21:57:04,381 INFO L463 AbstractCegarLoop]: Interpolant automaton has 7 states. [2019-10-13 21:57:04,381 INFO L276 IsEmpty]: Start isEmpty. Operand 28 states and 34 transitions. [2019-10-13 21:57:04,382 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 19 [2019-10-13 21:57:04,382 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:57:04,382 INFO L380 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:57:04,382 INFO L410 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:57:04,382 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:57:04,382 INFO L82 PathProgramCache]: Analyzing trace with hash 474558911, now seen corresponding path program 1 times [2019-10-13 21:57:04,383 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 21:57:04,383 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1857661761] [2019-10-13 21:57:04,383 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:57:04,383 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:57:04,383 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:57:04,408 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:57:04,556 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:57:04,556 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1857661761] [2019-10-13 21:57:04,557 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [907581360] [2019-10-13 21:57:04,557 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 21:57:04,676 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:57:04,679 INFO L256 TraceCheckSpWp]: Trace formula consists of 103 conjuncts, 30 conjunts are in the unsatisfiable core [2019-10-13 21:57:04,688 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 21:57:04,786 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-10-13 21:57:04,787 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-10-13 21:57:04,808 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-13 21:57:04,820 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-10-13 21:57:04,823 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2019-10-13 21:57:04,824 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-10-13 21:57:04,835 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-13 21:57:04,842 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-10-13 21:57:04,845 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 22 treesize of output 7 [2019-10-13 21:57:04,845 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-10-13 21:57:04,855 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-13 21:57:04,856 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-10-13 21:57:04,857 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 3 variables, input treesize:51, output treesize:20 [2019-10-13 21:57:04,896 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-10-13 21:57:04,897 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2019-10-13 21:57:04,898 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-10-13 21:57:04,925 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-13 21:57:04,935 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-10-13 21:57:04,959 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-13 21:57:04,987 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-10-13 21:57:04,990 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 27 [2019-10-13 21:57:04,992 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-10-13 21:57:05,015 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-13 21:57:05,020 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-10-13 21:57:05,041 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-13 21:57:05,054 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-10-13 21:57:05,058 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 24 treesize of output 27 [2019-10-13 21:57:05,059 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-10-13 21:57:05,078 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-13 21:57:05,080 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 1 dim-1 vars, 4 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-10-13 21:57:05,081 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:85, output treesize:39 [2019-10-13 21:57:05,224 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-10-13 21:57:05,224 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 1 case distinctions, treesize of input 69 treesize of output 52 [2019-10-13 21:57:05,228 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 21:57:05,238 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 21:57:05,240 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-10-13 21:57:05,263 INFO L567 ElimStorePlain]: treesize reduction 16, result has 65.2 percent of original size [2019-10-13 21:57:05,267 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 3 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 10 [2019-10-13 21:57:05,268 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-10-13 21:57:05,281 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-13 21:57:05,282 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-10-13 21:57:05,283 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 4 variables, input treesize:69, output treesize:7 [2019-10-13 21:57:05,289 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:57:05,289 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-13 21:57:05,299 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-10-13 21:57:05,319 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-10-13 21:57:05,326 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-10-13 21:57:05,356 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-13 21:57:05,360 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-10-13 21:57:05,368 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-10-13 21:57:05,411 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-10-13 21:57:05,413 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: 6 dim-0 vars, and 2 xjuncts. [2019-10-13 21:57:05,413 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:125, output treesize:55 [2019-10-13 21:57:05,848 WARN L191 SmtUtils]: Spent 405.00 ms on a formula simplification that was a NOOP. DAG size: 40 [2019-10-13 21:57:05,881 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:57:05,882 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [735976526] [2019-10-13 21:57:05,911 INFO L162 IcfgInterpreter]: Started Sifa with 17 locations of interest [2019-10-13 21:57:05,912 INFO L169 IcfgInterpreter]: Building call graph [2019-10-13 21:57:05,919 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-13 21:57:05,942 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-13 21:57:05,943 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-13 21:57:06,058 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 27 for LOIs [2019-10-13 21:57:06,236 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 10 for LOIs [2019-10-13 21:57:06,242 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-13 21:57:06,243 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-13 21:57:06,243 INFO L193 IcfgInterpreter]: Reachable states at location L995-3 satisfy 38#(exists ((v_DerPreprocessor_7 Int)) (and (= (store |old(#memory_$Pointer$.offset)| main_~head~0.base (store (store (select |old(#memory_$Pointer$.offset)| main_~head~0.base) main_~head~0.offset 0) (+ main_~head~0.offset 4) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 4)))) |#memory_$Pointer$.offset|) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= 0 |main_#t~malloc0.offset|) (= main_~x~0.offset main_~head~0.offset) (<= 0 |#NULL.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| main_~head~0.base (store (store (select |old(#memory_$Pointer$.base)| main_~head~0.base) main_~head~0.offset 0) (+ main_~head~0.offset 4) (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 4))))) (<= 0 |#NULL.offset|) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= |main_#t~malloc0.base| main_~head~0.base) (= main_~head~0.offset |main_#t~malloc0.offset|) (= |#length| (store |old(#length)| |main_#t~malloc0.base| 8)) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= main_~head~0.base main_~x~0.base) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (not (= |main_#t~malloc0.base| 0)) (= |#NULL.offset| 0) (= (store |old(#memory_int)| main_~head~0.base (store (store (select |old(#memory_int)| main_~head~0.base) main_~head~0.offset v_DerPreprocessor_7) (+ main_~head~0.offset 4) 0)) |#memory_int|) (= (store |old(#valid)| |main_#t~malloc0.base| 1) |#valid|))) [2019-10-13 21:57:06,243 INFO L193 IcfgInterpreter]: Reachable states at location L995-4 satisfy 48#(exists ((v_DerPreprocessor_7 Int)) (and (= (store |old(#memory_$Pointer$.offset)| main_~head~0.base (store (store (select |old(#memory_$Pointer$.offset)| main_~head~0.base) main_~head~0.offset 0) (+ main_~head~0.offset 4) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 4)))) |#memory_$Pointer$.offset|) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= 0 |main_#t~malloc0.offset|) (= main_~x~0.offset main_~head~0.offset) (<= 0 |#NULL.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| main_~head~0.base (store (store (select |old(#memory_$Pointer$.base)| main_~head~0.base) main_~head~0.offset 0) (+ main_~head~0.offset 4) (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 4))))) (<= 0 |#NULL.offset|) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= |main_#t~malloc0.base| main_~head~0.base) (= main_~head~0.offset |main_#t~malloc0.offset|) (= |#length| (store |old(#length)| |main_#t~malloc0.base| 8)) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= main_~head~0.base main_~x~0.base) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (not (= |main_#t~malloc0.base| 0)) (= |#NULL.offset| 0) (= (store |old(#memory_int)| main_~head~0.base (store (store (select |old(#memory_int)| main_~head~0.base) main_~head~0.offset v_DerPreprocessor_7) (+ main_~head~0.offset 4) 0)) |#memory_int|) (= (store |old(#valid)| |main_#t~malloc0.base| 1) |#valid|))) [2019-10-13 21:57:06,243 INFO L193 IcfgInterpreter]: Reachable states at location ULTIMATE.initENTRY satisfy 107#(and (= |old(#NULL.base)| |#NULL.base|) (= |#valid| |old(#valid)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2019-10-13 21:57:06,244 INFO L193 IcfgInterpreter]: Reachable states at location L1032-1 satisfy 78#(and (exists ((v_DerPreprocessor_11 Int) (v_DerPreprocessor_9 Int) (v_DerPreprocessor_8 Int) (v_DerPreprocessor_7 Int) (v_DerPreprocessor_10 Int)) (and (= (store (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) 1) |main_#t~malloc5.offset| (select (select |#memory_int| |main_#t~malloc5.base|) |main_#t~malloc5.offset|))) |#memory_int|) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_8) |main_#t~malloc5.offset| |main_#t~malloc0.base|))) (= 0 |#NULL.base|) (= main_~head~0.offset |main_#t~malloc5.offset|) (<= |#NULL.base| 0) (= main_~x~0.offset main_~head~0.offset) (= 0 |main_#t~malloc0.offset|) (= (select (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base|) 0) (= (store (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base| 1) |#valid|) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= 0 |main_#t~malloc5.offset|) (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_10) |main_#t~malloc5.offset| |main_#t~malloc0.offset|))) (= |#length| (store (store |old(#length)| |main_#t~malloc0.base| 8) |main_#t~malloc5.base| 8)) (not (= |main_#t~malloc5.base| 0)) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= main_~head~0.base main_~x~0.base) (= |main_#t~malloc5.base| main_~head~0.base) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (not (= |main_#t~malloc0.base| 0)) (= |#NULL.offset| 0) (< |#StackHeapBarrier| |main_#t~malloc5.base|))) (= |main_#t~mem11| (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)))) [2019-10-13 21:57:06,244 INFO L193 IcfgInterpreter]: Reachable states at location L1041 satisfy 93#(or (and (exists ((v_DerPreprocessor_11 Int) (v_DerPreprocessor_9 Int) (v_DerPreprocessor_8 Int) (v_DerPreprocessor_7 Int) (v_DerPreprocessor_10 Int)) (and (= (store (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) 1) |main_#t~malloc5.offset| (select (select |#memory_int| |main_#t~malloc5.base|) |main_#t~malloc5.offset|))) |#memory_int|) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_8) |main_#t~malloc5.offset| |main_#t~malloc0.base|))) (= 0 |#NULL.base|) (= main_~head~0.offset |main_#t~malloc5.offset|) (= 0 |main_#t~malloc0.offset|) (= (select (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base|) 0) (= (store (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base| 1) |#valid|) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_10) |main_#t~malloc5.offset| |main_#t~malloc0.offset|))) (= |#length| (store (store |old(#length)| |main_#t~malloc0.base| 8) |main_#t~malloc5.base| 8)) (not (= |main_#t~malloc5.base| 0)) (= |main_#t~malloc5.base| main_~head~0.base) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (not (= |main_#t~malloc0.base| 0)) (<= |#NULL.base| 0) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= 0 |main_#t~malloc5.offset|) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 4)) 1) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= |#NULL.offset| 0) (< |#StackHeapBarrier| |main_#t~malloc5.base|) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~x~0.base))) (= |main_#t~mem14| (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4))) (not (= 0 main_~x~0.base))) (and (exists ((v_DerPreprocessor_11 Int) (v_DerPreprocessor_9 Int) (v_DerPreprocessor_8 Int) (v_DerPreprocessor_7 Int) (v_DerPreprocessor_10 Int)) (and (= (store (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) 1) |main_#t~malloc5.offset| (select (select |#memory_int| |main_#t~malloc5.base|) |main_#t~malloc5.offset|))) |#memory_int|) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_8) |main_#t~malloc5.offset| |main_#t~malloc0.base|))) (= 0 |#NULL.base|) (= main_~head~0.offset |main_#t~malloc5.offset|) (= 0 |main_#t~malloc0.offset|) (= (select (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base|) 0) (= (store (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base| 1) |#valid|) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_10) |main_#t~malloc5.offset| |main_#t~malloc0.offset|))) (= |#length| (store (store |old(#length)| |main_#t~malloc0.base| 8) |main_#t~malloc5.base| 8)) (not (= |main_#t~malloc5.base| 0)) (= |main_#t~malloc5.base| main_~head~0.base) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (not (= |main_#t~malloc0.base| 0)) (<= |#NULL.base| 0) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= 0 |main_#t~malloc5.offset|) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 4)) 1) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= |#NULL.offset| 0) (< |#StackHeapBarrier| |main_#t~malloc5.base|) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~x~0.base))) (not (= main_~x~0.offset 0)) (= |main_#t~mem14| (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4))))) [2019-10-13 21:57:06,244 INFO L193 IcfgInterpreter]: Reachable states at location L-1 satisfy 23#(and (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= 0 (select |#valid| 0)) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)) [2019-10-13 21:57:06,245 INFO L193 IcfgInterpreter]: Reachable states at location mainENTRY satisfy 33#(and (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= |#valid| |old(#valid)|) (<= 0 |#NULL.base|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#NULL.offset| 0) (= |old(#length)| |#length|) (= 0 (select |old(#valid)| 0)) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2019-10-13 21:57:06,245 INFO L193 IcfgInterpreter]: Reachable states at location ULTIMATE.initEXIT satisfy 112#(and (= |#valid| (store |old(#valid)| 0 0)) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)) [2019-10-13 21:57:06,245 INFO L193 IcfgInterpreter]: Reachable states at location L1032-3 satisfy 73#(exists ((v_DerPreprocessor_11 Int) (v_DerPreprocessor_9 Int) (v_DerPreprocessor_8 Int) (v_DerPreprocessor_7 Int) (v_DerPreprocessor_10 Int)) (and (= (store (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) 1) |main_#t~malloc5.offset| (select (select |#memory_int| |main_#t~malloc5.base|) |main_#t~malloc5.offset|))) |#memory_int|) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_8) |main_#t~malloc5.offset| |main_#t~malloc0.base|))) (= 0 |#NULL.base|) (= main_~head~0.offset |main_#t~malloc5.offset|) (<= |#NULL.base| 0) (= main_~x~0.offset main_~head~0.offset) (= 0 |main_#t~malloc0.offset|) (= (select (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base|) 0) (= (store (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base| 1) |#valid|) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= 0 |main_#t~malloc5.offset|) (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_10) |main_#t~malloc5.offset| |main_#t~malloc0.offset|))) (= |#length| (store (store |old(#length)| |main_#t~malloc0.base| 8) |main_#t~malloc5.base| 8)) (not (= |main_#t~malloc5.base| 0)) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= main_~head~0.base main_~x~0.base) (= |main_#t~malloc5.base| main_~head~0.base) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (not (= |main_#t~malloc0.base| 0)) (= |#NULL.offset| 0) (< |#StackHeapBarrier| |main_#t~malloc5.base|))) [2019-10-13 21:57:06,245 INFO L193 IcfgInterpreter]: Reachable states at location ULTIMATE.startENTRY satisfy 6#true [2019-10-13 21:57:06,246 INFO L193 IcfgInterpreter]: Reachable states at location L1042-3 satisfy 98#(exists ((v_DerPreprocessor_11 Int) (v_DerPreprocessor_9 Int) (v_DerPreprocessor_8 Int) (v_DerPreprocessor_7 Int) (v_DerPreprocessor_10 Int)) (or (and (= (store (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) 1) |main_#t~malloc5.offset| (select (select |#memory_int| |main_#t~malloc5.base|) |main_#t~malloc5.offset|))) |#memory_int|) (= (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)) 1) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_8) |main_#t~malloc5.offset| |main_#t~malloc0.base|))) (= 0 |#NULL.base|) (= main_~head~0.offset |main_#t~malloc5.offset|) (= 0 |main_#t~malloc0.offset|) (= (select (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base|) 0) (= (store (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base| 1) |#valid|) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_10) |main_#t~malloc5.offset| |main_#t~malloc0.offset|))) (= |#length| (store (store |old(#length)| |main_#t~malloc0.base| 8) |main_#t~malloc5.base| 8)) (not (= |main_#t~malloc5.base| 0)) (= |main_#t~malloc5.base| main_~head~0.base) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (not (= |main_#t~malloc0.base| 0)) (<= |#NULL.base| 0) (not (= 0 main_~x~0.base)) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= 0 |main_#t~malloc5.offset|) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 4)) 1) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= |#NULL.offset| 0) (< |#StackHeapBarrier| |main_#t~malloc5.base|) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~x~0.base)) (and (= (store (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) 1) |main_#t~malloc5.offset| (select (select |#memory_int| |main_#t~malloc5.base|) |main_#t~malloc5.offset|))) |#memory_int|) (= (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)) 1) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_8) |main_#t~malloc5.offset| |main_#t~malloc0.base|))) (= 0 |#NULL.base|) (= main_~head~0.offset |main_#t~malloc5.offset|) (not (= main_~x~0.offset 0)) (= 0 |main_#t~malloc0.offset|) (= (select (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base|) 0) (= (store (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base| 1) |#valid|) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_10) |main_#t~malloc5.offset| |main_#t~malloc0.offset|))) (= |#length| (store (store |old(#length)| |main_#t~malloc0.base| 8) |main_#t~malloc5.base| 8)) (not (= |main_#t~malloc5.base| 0)) (= |main_#t~malloc5.base| main_~head~0.base) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (not (= |main_#t~malloc0.base| 0)) (<= |#NULL.base| 0) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= 0 |main_#t~malloc5.offset|) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 4)) 1) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= |#NULL.offset| 0) (< |#StackHeapBarrier| |main_#t~malloc5.base|) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~x~0.base)))) [2019-10-13 21:57:06,246 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 103#(exists ((v_DerPreprocessor_11 Int) (v_DerPreprocessor_9 Int) (v_DerPreprocessor_8 Int) (v_DerPreprocessor_7 Int) (v_DerPreprocessor_10 Int)) (or (and (= (store (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) 1) |main_#t~malloc5.offset| (select (select |#memory_int| |main_#t~malloc5.base|) |main_#t~malloc5.offset|))) |#memory_int|) (= (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)) 1) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_8) |main_#t~malloc5.offset| |main_#t~malloc0.base|))) (= 0 |#NULL.base|) (= main_~head~0.offset |main_#t~malloc5.offset|) (= 0 |main_#t~malloc0.offset|) (= (select (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base|) 0) (= (store (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base| 1) |#valid|) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_10) |main_#t~malloc5.offset| |main_#t~malloc0.offset|))) (= |#length| (store (store |old(#length)| |main_#t~malloc0.base| 8) |main_#t~malloc5.base| 8)) (not (= |main_#t~malloc5.base| 0)) (= |main_#t~malloc5.base| main_~head~0.base) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (not (= |main_#t~malloc0.base| 0)) (<= |#NULL.base| 0) (not (= 0 main_~x~0.base)) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= 0 |main_#t~malloc5.offset|) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 4)) 1) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= |#NULL.offset| 0) (< |#StackHeapBarrier| |main_#t~malloc5.base|) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~x~0.base)) (and (= (store (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) 1) |main_#t~malloc5.offset| (select (select |#memory_int| |main_#t~malloc5.base|) |main_#t~malloc5.offset|))) |#memory_int|) (= (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)) 1) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_8) |main_#t~malloc5.offset| |main_#t~malloc0.base|))) (= 0 |#NULL.base|) (= main_~head~0.offset |main_#t~malloc5.offset|) (not (= main_~x~0.offset 0)) (= 0 |main_#t~malloc0.offset|) (= (select (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base|) 0) (= (store (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base| 1) |#valid|) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_10) |main_#t~malloc5.offset| |main_#t~malloc0.offset|))) (= |#length| (store (store |old(#length)| |main_#t~malloc0.base| 8) |main_#t~malloc5.base| 8)) (not (= |main_#t~malloc5.base| 0)) (= |main_#t~malloc5.base| main_~head~0.base) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (not (= |main_#t~malloc0.base| 0)) (<= |#NULL.base| 0) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= 0 |main_#t~malloc5.offset|) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 4)) 1) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= |#NULL.offset| 0) (< |#StackHeapBarrier| |main_#t~malloc5.base|) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~x~0.base)))) [2019-10-13 21:57:06,247 INFO L193 IcfgInterpreter]: Reachable states at location L1032-4 satisfy 83#(exists ((v_DerPreprocessor_11 Int) (v_DerPreprocessor_9 Int) (v_DerPreprocessor_8 Int) (v_DerPreprocessor_7 Int) (v_DerPreprocessor_10 Int)) (and (= (store (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) 1) |main_#t~malloc5.offset| (select (select |#memory_int| |main_#t~malloc5.base|) |main_#t~malloc5.offset|))) |#memory_int|) (= (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)) 1) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_8) |main_#t~malloc5.offset| |main_#t~malloc0.base|))) (= 0 |#NULL.base|) (= main_~head~0.offset |main_#t~malloc5.offset|) (= main_~x~0.offset main_~head~0.offset) (= 0 |main_#t~malloc0.offset|) (= (select (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base|) 0) (= (store (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base| 1) |#valid|) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_10) |main_#t~malloc5.offset| |main_#t~malloc0.offset|))) (= |#length| (store (store |old(#length)| |main_#t~malloc0.base| 8) |main_#t~malloc5.base| 8)) (not (= |main_#t~malloc5.base| 0)) (= main_~head~0.base main_~x~0.base) (= |main_#t~malloc5.base| main_~head~0.base) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (not (= |main_#t~malloc0.base| 0)) (<= |#NULL.base| 0) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= 0 |main_#t~malloc5.offset|) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= |#NULL.offset| 0) (< |#StackHeapBarrier| |main_#t~malloc5.base|))) [2019-10-13 21:57:06,247 INFO L193 IcfgInterpreter]: Reachable states at location L1005 satisfy 53#(and (<= |main_#t~nondet4| 2147483647) (exists ((v_DerPreprocessor_7 Int)) (and (= (store |old(#memory_$Pointer$.offset)| main_~head~0.base (store (store (select |old(#memory_$Pointer$.offset)| main_~head~0.base) main_~head~0.offset 0) (+ main_~head~0.offset 4) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 4)))) |#memory_$Pointer$.offset|) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= 0 |main_#t~malloc0.offset|) (= main_~x~0.offset main_~head~0.offset) (<= 0 |#NULL.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| main_~head~0.base (store (store (select |old(#memory_$Pointer$.base)| main_~head~0.base) main_~head~0.offset 0) (+ main_~head~0.offset 4) (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 4))))) (<= 0 |#NULL.offset|) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= |main_#t~malloc0.base| main_~head~0.base) (= main_~head~0.offset |main_#t~malloc0.offset|) (= |#length| (store |old(#length)| |main_#t~malloc0.base| 8)) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= main_~head~0.base main_~x~0.base) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (not (= |main_#t~malloc0.base| 0)) (= |#NULL.offset| 0) (= (store |old(#memory_int)| main_~head~0.base (store (store (select |old(#memory_int)| main_~head~0.base) main_~head~0.offset v_DerPreprocessor_7) (+ main_~head~0.offset 4) 0)) |#memory_int|) (= (store |old(#valid)| |main_#t~malloc0.base| 1) |#valid|))) (<= 0 (+ |main_#t~nondet4| 2147483648))) [2019-10-13 21:57:06,247 INFO L193 IcfgInterpreter]: Reachable states at location L1039-2 satisfy 88#(exists ((v_DerPreprocessor_11 Int) (v_DerPreprocessor_9 Int) (v_DerPreprocessor_8 Int) (v_DerPreprocessor_7 Int) (v_DerPreprocessor_10 Int)) (and (= (store (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) 1) |main_#t~malloc5.offset| (select (select |#memory_int| |main_#t~malloc5.base|) |main_#t~malloc5.offset|))) |#memory_int|) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_8) |main_#t~malloc5.offset| |main_#t~malloc0.base|))) (= 0 |#NULL.base|) (= main_~head~0.offset |main_#t~malloc5.offset|) (= 0 |main_#t~malloc0.offset|) (= (select (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base|) 0) (= (store (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base| 1) |#valid|) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (= |#memory_$Pointer$.offset| (store (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_10) |main_#t~malloc5.offset| |main_#t~malloc0.offset|))) (= |#length| (store (store |old(#length)| |main_#t~malloc0.base| 8) |main_#t~malloc5.base| 8)) (not (= |main_#t~malloc5.base| 0)) (= |main_#t~malloc5.base| main_~head~0.base) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (not (= |main_#t~malloc0.base| 0)) (<= |#NULL.base| 0) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= 0 |main_#t~malloc5.offset|) (= main_~x~0.offset (select (select |#memory_$Pointer$.offset| main_~head~0.base) main_~head~0.offset)) (= (select (select |#memory_int| main_~head~0.base) (+ main_~head~0.offset 4)) 1) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= |#NULL.offset| 0) (< |#StackHeapBarrier| |main_#t~malloc5.base|) (= (select (select |#memory_$Pointer$.base| main_~head~0.base) main_~head~0.offset) main_~x~0.base))) [2019-10-13 21:57:06,247 INFO L193 IcfgInterpreter]: Reachable states at location L995-1 satisfy 43#(and (<= 0 (+ |main_#t~nondet1| 2147483648)) (exists ((v_DerPreprocessor_7 Int)) (and (= (store |old(#memory_$Pointer$.offset)| main_~head~0.base (store (store (select |old(#memory_$Pointer$.offset)| main_~head~0.base) main_~head~0.offset 0) (+ main_~head~0.offset 4) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 4)))) |#memory_$Pointer$.offset|) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= 0 |main_#t~malloc0.offset|) (= main_~x~0.offset main_~head~0.offset) (<= 0 |#NULL.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| main_~head~0.base (store (store (select |old(#memory_$Pointer$.base)| main_~head~0.base) main_~head~0.offset 0) (+ main_~head~0.offset 4) (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 4))))) (<= 0 |#NULL.offset|) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= |main_#t~malloc0.base| main_~head~0.base) (= main_~head~0.offset |main_#t~malloc0.offset|) (= |#length| (store |old(#length)| |main_#t~malloc0.base| 8)) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= main_~head~0.base main_~x~0.base) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (not (= |main_#t~malloc0.base| 0)) (= |#NULL.offset| 0) (= (store |old(#memory_int)| main_~head~0.base (store (store (select |old(#memory_int)| main_~head~0.base) main_~head~0.offset v_DerPreprocessor_7) (+ main_~head~0.offset 4) 0)) |#memory_int|) (= (store |old(#valid)| |main_#t~malloc0.base| 1) |#valid|))) (<= |main_#t~nondet1| 2147483647)) [2019-10-13 21:57:06,248 INFO L193 IcfgInterpreter]: Reachable states at location L1005-2 satisfy 58#(exists ((v_DerPreprocessor_11 Int) (v_DerPreprocessor_7 Int) (v_DerPreprocessor_10 Int) (v_DerPreprocessor_9 Int) (v_DerPreprocessor_8 Int)) (and (= main_~x~0.offset |main_#t~malloc5.offset|) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= 0 |main_#t~malloc0.offset|) (= main_~x~0.offset main_~head~0.offset) (= (select (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base|) 0) (= (store (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base| 1) |#valid|) (= (store (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) main_~x~0.base (store (store (select (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_9)) main_~x~0.base) (+ main_~x~0.offset 4) v_DerPreprocessor_10) main_~x~0.offset |main_#t~malloc0.offset|)) |#memory_$Pointer$.offset|) (<= 0 |#NULL.base|) (<= 0 |#NULL.offset|) (= 0 (select |old(#valid)| 0)) (<= |#NULL.offset| 0) (= |main_#t~malloc5.base| main_~x~0.base) (= 0 |main_#t~malloc5.offset|) (= |#length| (store (store |old(#length)| |main_#t~malloc0.base| 8) |main_#t~malloc5.base| 8)) (= |#memory_int| (store (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) main_~x~0.base (store (store (select (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_7) (+ |main_#t~malloc0.offset| 4) 0)) main_~x~0.base) (+ main_~x~0.offset 4) 1) main_~x~0.offset (select (select |#memory_int| main_~x~0.base) main_~x~0.offset)))) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) main_~x~0.base (store (store (select (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_11)) main_~x~0.base) (+ main_~x~0.offset 4) v_DerPreprocessor_8) main_~x~0.offset |main_#t~malloc0.base|))) (not (= |main_#t~malloc5.base| 0)) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (= main_~head~0.base main_~x~0.base) (not (= |main_#t~malloc0.base| 0)) (= |#NULL.offset| 0) (< |#StackHeapBarrier| |main_#t~malloc5.base|))) [2019-10-13 21:57:23,599 INFO L223 tionRefinementEngine]: Constructing automaton from 1 perfect and 3 imperfect interpolant sequences. [2019-10-13 21:57:23,600 INFO L236 tionRefinementEngine]: Number of different interpolants: perfect sequences [14] imperfect sequences [7, 7, 7] total 24 [2019-10-13 21:57:23,600 INFO L342 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1542631009] [2019-10-13 21:57:23,601 INFO L442 AbstractCegarLoop]: Interpolant automaton has 15 states [2019-10-13 21:57:23,602 INFO L137 tionRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy SIFA_TAIPAN [2019-10-13 21:57:23,602 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 15 interpolants. [2019-10-13 21:57:23,602 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=98, Invalid=446, Unknown=8, NotChecked=0, Total=552 [2019-10-13 21:57:23,603 INFO L87 Difference]: Start difference. First operand 28 states and 34 transitions. Second operand 15 states. [2019-10-13 21:57:42,521 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2019-10-13 21:57:42,521 INFO L93 Difference]: Finished difference Result 50 states and 62 transitions. [2019-10-13 21:57:42,521 INFO L142 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2019-10-13 21:57:42,522 INFO L78 Accepts]: Start accepts. Automaton has 15 states. Word has length 18 [2019-10-13 21:57:42,522 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2019-10-13 21:57:42,523 INFO L225 Difference]: With dead ends: 50 [2019-10-13 21:57:42,524 INFO L226 Difference]: Without dead ends: 42 [2019-10-13 21:57:42,525 INFO L600 BasicCegarLoop]: 0 DeclaredPredicates, 61 GetRequests, 36 SyntacticMatches, 2 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 104 ImplicationChecksByTransitivity, 17.9s TimeCoverageRelationStatistics Valid=104, Invalid=488, Unknown=8, NotChecked=0, Total=600 [2019-10-13 21:57:42,525 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 42 states. [2019-10-13 21:57:42,532 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 42 to 35. [2019-10-13 21:57:42,532 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 35 states. [2019-10-13 21:57:42,533 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 35 states to 35 states and 43 transitions. [2019-10-13 21:57:42,533 INFO L78 Accepts]: Start accepts. Automaton has 35 states and 43 transitions. Word has length 18 [2019-10-13 21:57:42,534 INFO L84 Accepts]: Finished accepts. word is rejected. [2019-10-13 21:57:42,534 INFO L462 AbstractCegarLoop]: Abstraction has 35 states and 43 transitions. [2019-10-13 21:57:42,534 INFO L463 AbstractCegarLoop]: Interpolant automaton has 15 states. [2019-10-13 21:57:42,534 INFO L276 IsEmpty]: Start isEmpty. Operand 35 states and 43 transitions. [2019-10-13 21:57:42,535 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 20 [2019-10-13 21:57:42,535 INFO L372 BasicCegarLoop]: Found error trace [2019-10-13 21:57:42,535 INFO L380 BasicCegarLoop]: trace histogram [2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2019-10-13 21:57:42,744 WARN L499 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 21:57:42,745 INFO L410 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2019-10-13 21:57:42,745 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2019-10-13 21:57:42,745 INFO L82 PathProgramCache]: Analyzing trace with hash -1802819375, now seen corresponding path program 1 times [2019-10-13 21:57:42,745 INFO L157 tionRefinementEngine]: Executing refinement strategy SIFA_TAIPAN [2019-10-13 21:57:42,745 INFO L342 tionRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [9672133] [2019-10-13 21:57:42,745 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:57:42,745 INFO L116 rtionOrderModulation]: Craig_TreeInterpolation forces the order to NOT_INCREMENTALLY [2019-10-13 21:57:42,746 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2019-10-13 21:57:42,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:57:42,915 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:57:42,916 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [9672133] [2019-10-13 21:57:42,916 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [91017161] [2019-10-13 21:57:42,916 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2019-10-13 21:57:43,015 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2019-10-13 21:57:43,017 INFO L256 TraceCheckSpWp]: Trace formula consists of 104 conjuncts, 34 conjunts are in the unsatisfiable core [2019-10-13 21:57:43,019 INFO L279 TraceCheckSpWp]: Computing forward predicates... [2019-10-13 21:57:43,392 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:57:43,392 INFO L321 TraceCheckSpWp]: Computing backward predicates... [2019-10-13 21:57:43,539 INFO L134 CoverageAnalysis]: Checked inductivity of 2 backedges. 1 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2019-10-13 21:57:43,539 INFO L342 tionRefinementEngine]: Using interpolant generator IpTcStrategyModuleSifa [1817266103] [2019-10-13 21:57:43,546 INFO L162 IcfgInterpreter]: Started Sifa with 18 locations of interest [2019-10-13 21:57:43,547 INFO L169 IcfgInterpreter]: Building call graph [2019-10-13 21:57:43,547 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-10-13 21:57:43,548 INFO L179 IcfgInterpreter]: Starting interpretation [2019-10-13 21:57:43,548 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-10-13 21:57:43,592 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 27 for LOIs [2019-10-13 21:57:47,924 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.init with input of size 10 for LOIs [2019-10-13 21:57:47,930 INFO L183 IcfgInterpreter]: Interpretation finished [2019-10-13 21:57:47,930 INFO L191 IcfgInterpreter]: Final predicates for locations of interest are: [2019-10-13 21:57:47,931 INFO L193 IcfgInterpreter]: Reachable states at location L995-3 satisfy 38#(exists ((v_DerPreprocessor_17 Int)) (and (= (store |old(#memory_$Pointer$.offset)| main_~head~0.base (store (store (select |old(#memory_$Pointer$.offset)| main_~head~0.base) main_~head~0.offset 0) (+ main_~head~0.offset 4) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 4)))) |#memory_$Pointer$.offset|) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= 0 |main_#t~malloc0.offset|) (= main_~x~0.offset main_~head~0.offset) (<= 0 |#NULL.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| main_~head~0.base (store (store (select |old(#memory_$Pointer$.base)| main_~head~0.base) main_~head~0.offset 0) (+ main_~head~0.offset 4) (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 4))))) (= |#memory_int| (store |old(#memory_int)| main_~head~0.base (store (store (select |old(#memory_int)| main_~head~0.base) main_~head~0.offset v_DerPreprocessor_17) (+ main_~head~0.offset 4) 0))) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (= |main_#t~malloc0.base| main_~head~0.base) (= main_~head~0.offset |main_#t~malloc0.offset|) (= |#length| (store |old(#length)| |main_#t~malloc0.base| 8)) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= main_~head~0.base main_~x~0.base) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (not (= |main_#t~malloc0.base| 0)) (= |#NULL.offset| 0) (= (store |old(#valid)| |main_#t~malloc0.base| 1) |#valid|))) [2019-10-13 21:57:47,931 INFO L193 IcfgInterpreter]: Reachable states at location L995-4 satisfy 48#(exists ((v_DerPreprocessor_17 Int)) (and (= (store |old(#memory_$Pointer$.offset)| main_~head~0.base (store (store (select |old(#memory_$Pointer$.offset)| main_~head~0.base) main_~head~0.offset 0) (+ main_~head~0.offset 4) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 4)))) |#memory_$Pointer$.offset|) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= 0 |main_#t~malloc0.offset|) (= main_~x~0.offset main_~head~0.offset) (<= 0 |#NULL.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| main_~head~0.base (store (store (select |old(#memory_$Pointer$.base)| main_~head~0.base) main_~head~0.offset 0) (+ main_~head~0.offset 4) (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 4))))) (= |#memory_int| (store |old(#memory_int)| main_~head~0.base (store (store (select |old(#memory_int)| main_~head~0.base) main_~head~0.offset v_DerPreprocessor_17) (+ main_~head~0.offset 4) 0))) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (= |main_#t~malloc0.base| main_~head~0.base) (= main_~head~0.offset |main_#t~malloc0.offset|) (= |#length| (store |old(#length)| |main_#t~malloc0.base| 8)) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= main_~head~0.base main_~x~0.base) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (not (= |main_#t~malloc0.base| 0)) (= |#NULL.offset| 0) (= (store |old(#valid)| |main_#t~malloc0.base| 1) |#valid|))) [2019-10-13 21:57:47,931 INFO L193 IcfgInterpreter]: Reachable states at location ULTIMATE.initENTRY satisfy 130#(and (= |old(#NULL.base)| |#NULL.base|) (= |#valid| |old(#valid)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2019-10-13 21:57:47,932 INFO L193 IcfgInterpreter]: Reachable states at location L1032-1 satisfy 68#(and (= |main_#t~mem11| (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4))) (exists ((v_DerPreprocessor_17 Int) (v_DerPreprocessor_18 Int) (v_DerPreprocessor_19 Int) (v_DerPreprocessor_20 Int) (v_DerPreprocessor_21 Int)) (and (= 0 |#NULL.base|) (= main_~head~0.offset |main_#t~malloc5.offset|) (<= |#NULL.base| 0) (= (store (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_19)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_19)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_18) |main_#t~malloc5.offset| |main_#t~malloc0.base|)) |#memory_$Pointer$.base|) (= main_~x~0.offset main_~head~0.offset) (= 0 |main_#t~malloc0.offset|) (= (select (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base|) 0) (= (store (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base| 1) |#valid|) (<= 0 |#NULL.base|) (= (store (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_17) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_17) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) 1) |main_#t~malloc5.offset| (select (select |#memory_int| |main_#t~malloc5.base|) |main_#t~malloc5.offset|))) |#memory_int|) (= (store (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_20)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_20)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_21) |main_#t~malloc5.offset| |main_#t~malloc0.offset|)) |#memory_$Pointer$.offset|) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (= 0 |main_#t~malloc5.offset|) (= |#length| (store (store |old(#length)| |main_#t~malloc0.base| 8) |main_#t~malloc5.base| 8)) (not (= |main_#t~malloc5.base| 0)) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (= |main_#t~malloc5.base| main_~head~0.base) (= main_~head~0.base main_~x~0.base) (not (= |main_#t~malloc0.base| 0)) (= |#NULL.offset| 0) (< |#StackHeapBarrier| |main_#t~malloc5.base|)))) [2019-10-13 21:57:47,932 INFO L193 IcfgInterpreter]: Reachable states at location L1041 satisfy 111#(or (and (not (= main_~x~0.offset 0)) (= |main_#t~mem14| (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)))) (and (= |main_#t~mem14| (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4))) (not (= 0 main_~x~0.base)))) [2019-10-13 21:57:47,932 INFO L193 IcfgInterpreter]: Reachable states at location L-1 satisfy 23#(and (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= 0 (select |#valid| 0)) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)) [2019-10-13 21:57:47,932 INFO L193 IcfgInterpreter]: Reachable states at location mainENTRY satisfy 33#(and (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= |#valid| |old(#valid)|) (<= 0 |#NULL.base|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#NULL.offset| 0) (= |old(#length)| |#length|) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2019-10-13 21:57:47,932 INFO L193 IcfgInterpreter]: Reachable states at location L1041-1 satisfy 126#(or (and (not (= main_~x~0.offset 0)) (not (= (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)) 1))) (and (not (= 0 main_~x~0.base)) (not (= (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)) 1)))) [2019-10-13 21:57:47,933 INFO L193 IcfgInterpreter]: Reachable states at location ULTIMATE.initEXIT satisfy 135#(and (= |#valid| (store |old(#valid)| 0 0)) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (= |#NULL.offset| 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0)) [2019-10-13 21:57:47,933 INFO L193 IcfgInterpreter]: Reachable states at location L1032-3 satisfy 63#(exists ((v_DerPreprocessor_17 Int) (v_DerPreprocessor_18 Int) (v_DerPreprocessor_19 Int) (v_DerPreprocessor_20 Int) (v_DerPreprocessor_21 Int)) (and (= 0 |#NULL.base|) (= main_~head~0.offset |main_#t~malloc5.offset|) (<= |#NULL.base| 0) (= (store (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_19)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_19)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_18) |main_#t~malloc5.offset| |main_#t~malloc0.base|)) |#memory_$Pointer$.base|) (= main_~x~0.offset main_~head~0.offset) (= 0 |main_#t~malloc0.offset|) (= (select (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base|) 0) (= (store (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base| 1) |#valid|) (<= 0 |#NULL.base|) (= (store (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_17) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_17) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) 1) |main_#t~malloc5.offset| (select (select |#memory_int| |main_#t~malloc5.base|) |main_#t~malloc5.offset|))) |#memory_int|) (= (store (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_20)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_20)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_21) |main_#t~malloc5.offset| |main_#t~malloc0.offset|)) |#memory_$Pointer$.offset|) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (= 0 |main_#t~malloc5.offset|) (= |#length| (store (store |old(#length)| |main_#t~malloc0.base| 8) |main_#t~malloc5.base| 8)) (not (= |main_#t~malloc5.base| 0)) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (= |main_#t~malloc5.base| main_~head~0.base) (= main_~head~0.base main_~x~0.base) (not (= |main_#t~malloc0.base| 0)) (= |#NULL.offset| 0) (< |#StackHeapBarrier| |main_#t~malloc5.base|))) [2019-10-13 21:57:47,933 INFO L193 IcfgInterpreter]: Reachable states at location ULTIMATE.startENTRY satisfy 6#true [2019-10-13 21:57:47,933 INFO L193 IcfgInterpreter]: Reachable states at location L1042-3 satisfy 116#(or (and (= (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)) 1) (not (= main_~x~0.offset 0))) (and (= (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)) 1) (not (= 0 main_~x~0.base)))) [2019-10-13 21:57:47,934 INFO L193 IcfgInterpreter]: Reachable states at location mainErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 121#(or (and (= (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)) 1) (not (= main_~x~0.offset 0))) (and (= (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)) 1) (not (= 0 main_~x~0.base)))) [2019-10-13 21:57:47,934 INFO L193 IcfgInterpreter]: Reachable states at location L1032-4 satisfy 73#(exists ((v_DerPreprocessor_17 Int) (v_DerPreprocessor_18 Int) (v_DerPreprocessor_19 Int) (v_DerPreprocessor_20 Int) (v_DerPreprocessor_21 Int)) (and (= (select (select |#memory_int| main_~x~0.base) (+ main_~x~0.offset 4)) 1) (= 0 |#NULL.base|) (= main_~head~0.offset |main_#t~malloc5.offset|) (= (store (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_19)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_19)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_18) |main_#t~malloc5.offset| |main_#t~malloc0.base|)) |#memory_$Pointer$.base|) (= main_~x~0.offset main_~head~0.offset) (= 0 |main_#t~malloc0.offset|) (= (select (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base|) 0) (= (store (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base| 1) |#valid|) (<= 0 |#NULL.base|) (= (store (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_17) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_17) (+ |main_#t~malloc0.offset| 4) 0)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) 1) |main_#t~malloc5.offset| (select (select |#memory_int| |main_#t~malloc5.base|) |main_#t~malloc5.offset|))) |#memory_int|) (<= 0 |#NULL.offset|) (= |#length| (store (store |old(#length)| |main_#t~malloc0.base| 8) |main_#t~malloc5.base| 8)) (not (= |main_#t~malloc5.base| 0)) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (= |main_#t~malloc5.base| main_~head~0.base) (= main_~head~0.base main_~x~0.base) (not (= |main_#t~malloc0.base| 0)) (<= |#NULL.base| 0) (= (store (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_20)) |main_#t~malloc5.base| (store (store (select (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_20)) |main_#t~malloc5.base|) (+ |main_#t~malloc5.offset| 4) v_DerPreprocessor_21) |main_#t~malloc5.offset| |main_#t~malloc0.offset|)) |#memory_$Pointer$.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (= 0 |main_#t~malloc5.offset|) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= |#NULL.offset| 0) (< |#StackHeapBarrier| |main_#t~malloc5.base|))) [2019-10-13 21:57:47,934 INFO L193 IcfgInterpreter]: Reachable states at location L1005 satisfy 53#(and (<= |main_#t~nondet4| 2147483647) (exists ((v_DerPreprocessor_17 Int)) (and (= (store |old(#memory_$Pointer$.offset)| main_~head~0.base (store (store (select |old(#memory_$Pointer$.offset)| main_~head~0.base) main_~head~0.offset 0) (+ main_~head~0.offset 4) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 4)))) |#memory_$Pointer$.offset|) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= 0 |main_#t~malloc0.offset|) (= main_~x~0.offset main_~head~0.offset) (<= 0 |#NULL.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| main_~head~0.base (store (store (select |old(#memory_$Pointer$.base)| main_~head~0.base) main_~head~0.offset 0) (+ main_~head~0.offset 4) (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 4))))) (= |#memory_int| (store |old(#memory_int)| main_~head~0.base (store (store (select |old(#memory_int)| main_~head~0.base) main_~head~0.offset v_DerPreprocessor_17) (+ main_~head~0.offset 4) 0))) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (= |main_#t~malloc0.base| main_~head~0.base) (= main_~head~0.offset |main_#t~malloc0.offset|) (= |#length| (store |old(#length)| |main_#t~malloc0.base| 8)) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= main_~head~0.base main_~x~0.base) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (not (= |main_#t~malloc0.base| 0)) (= |#NULL.offset| 0) (= (store |old(#valid)| |main_#t~malloc0.base| 1) |#valid|))) (<= 0 (+ |main_#t~nondet4| 2147483648))) [2019-10-13 21:57:47,934 INFO L193 IcfgInterpreter]: Reachable states at location L1039-2 satisfy 106#true [2019-10-13 21:57:47,935 INFO L193 IcfgInterpreter]: Reachable states at location L995-1 satisfy 43#(and (<= 0 (+ |main_#t~nondet1| 2147483648)) (exists ((v_DerPreprocessor_17 Int)) (and (= (store |old(#memory_$Pointer$.offset)| main_~head~0.base (store (store (select |old(#memory_$Pointer$.offset)| main_~head~0.base) main_~head~0.offset 0) (+ main_~head~0.offset 4) (select (select |#memory_$Pointer$.offset| main_~head~0.base) (+ main_~head~0.offset 4)))) |#memory_$Pointer$.offset|) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= 0 |main_#t~malloc0.offset|) (= main_~x~0.offset main_~head~0.offset) (<= 0 |#NULL.base|) (= |#memory_$Pointer$.base| (store |old(#memory_$Pointer$.base)| main_~head~0.base (store (store (select |old(#memory_$Pointer$.base)| main_~head~0.base) main_~head~0.offset 0) (+ main_~head~0.offset 4) (select (select |#memory_$Pointer$.base| main_~head~0.base) (+ main_~head~0.offset 4))))) (= |#memory_int| (store |old(#memory_int)| main_~head~0.base (store (store (select |old(#memory_int)| main_~head~0.base) main_~head~0.offset v_DerPreprocessor_17) (+ main_~head~0.offset 4) 0))) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (= |main_#t~malloc0.base| main_~head~0.base) (= main_~head~0.offset |main_#t~malloc0.offset|) (= |#length| (store |old(#length)| |main_#t~malloc0.base| 8)) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (= main_~head~0.base main_~x~0.base) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (not (= |main_#t~malloc0.base| 0)) (= |#NULL.offset| 0) (= (store |old(#valid)| |main_#t~malloc0.base| 1) |#valid|))) (<= |main_#t~nondet1| 2147483647)) [2019-10-13 21:57:47,935 INFO L193 IcfgInterpreter]: Reachable states at location L1005-2 satisfy 58#(exists ((v_DerPreprocessor_17 Int) (v_DerPreprocessor_18 Int) (v_DerPreprocessor_20 Int) (v_DerPreprocessor_21 Int) (v_DerPreprocessor_19 Int)) (and (= main_~x~0.offset |main_#t~malloc5.offset|) (= 0 |#NULL.base|) (<= |#NULL.base| 0) (= 0 |main_#t~malloc0.offset|) (= main_~x~0.offset main_~head~0.offset) (= (select (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base|) 0) (= (store (store |old(#valid)| |main_#t~malloc0.base| 1) |main_#t~malloc5.base| 1) |#valid|) (<= 0 |#NULL.base|) (= |#memory_$Pointer$.base| (store (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_19)) main_~x~0.base (store (store (select (store |old(#memory_$Pointer$.base)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.base)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_19)) main_~x~0.base) (+ main_~x~0.offset 4) v_DerPreprocessor_18) main_~x~0.offset |main_#t~malloc0.base|))) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (= 0 (select |old(#valid)| 0)) (= |main_#t~malloc5.base| main_~x~0.base) (= 0 |main_#t~malloc5.offset|) (= |#length| (store (store |old(#length)| |main_#t~malloc0.base| 8) |main_#t~malloc5.base| 8)) (not (= |main_#t~malloc5.base| 0)) (= (select |old(#valid)| |main_#t~malloc0.base|) 0) (< |#StackHeapBarrier| |main_#t~malloc0.base|) (= main_~head~0.base main_~x~0.base) (= (store (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_20)) main_~x~0.base (store (store (select (store |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base| (store (store (select |old(#memory_$Pointer$.offset)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| 0) (+ |main_#t~malloc0.offset| 4) v_DerPreprocessor_20)) main_~x~0.base) (+ main_~x~0.offset 4) v_DerPreprocessor_21) main_~x~0.offset |main_#t~malloc0.offset|)) |#memory_$Pointer$.offset|) (not (= |main_#t~malloc0.base| 0)) (= |#NULL.offset| 0) (< |#StackHeapBarrier| |main_#t~malloc5.base|) (= |#memory_int| (store (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_17) (+ |main_#t~malloc0.offset| 4) 0)) main_~x~0.base (store (store (select (store |old(#memory_int)| |main_#t~malloc0.base| (store (store (select |old(#memory_int)| |main_#t~malloc0.base|) |main_#t~malloc0.offset| v_DerPreprocessor_17) (+ |main_#t~malloc0.offset| 4) 0)) main_~x~0.base) (+ main_~x~0.offset 4) 1) main_~x~0.offset (select (select |#memory_int| main_~x~0.base) main_~x~0.offset))))))