/usr/bin/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/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf -i ../../../trunk/examples/svcomp/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-267fbe0 [2020-07-17 14:54:18,984 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-07-17 14:54:18,987 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-07-17 14:54:18,999 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-07-17 14:54:18,999 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-07-17 14:54:19,000 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-07-17 14:54:19,002 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-07-17 14:54:19,004 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-07-17 14:54:19,006 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-07-17 14:54:19,006 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-07-17 14:54:19,007 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-07-17 14:54:19,009 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-07-17 14:54:19,009 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-07-17 14:54:19,010 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-07-17 14:54:19,011 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-07-17 14:54:19,012 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-07-17 14:54:19,013 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-07-17 14:54:19,014 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-07-17 14:54:19,016 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-07-17 14:54:19,018 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-07-17 14:54:19,020 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-07-17 14:54:19,021 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-07-17 14:54:19,022 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-07-17 14:54:19,023 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-07-17 14:54:19,025 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-07-17 14:54:19,025 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-07-17 14:54:19,026 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-07-17 14:54:19,027 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-07-17 14:54:19,027 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-07-17 14:54:19,028 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-07-17 14:54:19,028 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-07-17 14:54:19,029 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-07-17 14:54:19,030 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-07-17 14:54:19,031 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-07-17 14:54:19,032 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-07-17 14:54:19,032 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-07-17 14:54:19,033 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-07-17 14:54:19,033 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-07-17 14:54:19,033 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-07-17 14:54:19,034 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-07-17 14:54:19,035 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-07-17 14:54:19,035 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/automizer/acceleratedInterpolation/acceleratedInterpolationFastUPR_32.epf [2020-07-17 14:54:19,045 INFO L113 SettingsManager]: Loading preferences was successful [2020-07-17 14:54:19,045 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-07-17 14:54:19,046 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-07-17 14:54:19,046 INFO L138 SettingsManager]: * sizeof long=4 [2020-07-17 14:54:19,047 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-07-17 14:54:19,047 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-07-17 14:54:19,047 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-07-17 14:54:19,047 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-07-17 14:54:19,047 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-07-17 14:54:19,047 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-07-17 14:54:19,048 INFO L138 SettingsManager]: * sizeof long double=12 [2020-07-17 14:54:19,048 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-07-17 14:54:19,048 INFO L138 SettingsManager]: * Use constant arrays=true [2020-07-17 14:54:19,048 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-07-17 14:54:19,048 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-07-17 14:54:19,049 INFO L138 SettingsManager]: * Size of a code block=SingleStatement [2020-07-17 14:54:19,049 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-07-17 14:54:19,049 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-07-17 14:54:19,049 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 14:54:19,049 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-07-17 14:54:19,050 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=AcceleratedInterpolation [2020-07-17 14:54:19,050 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-07-17 14:54:19,050 INFO L138 SettingsManager]: * Use separate solver for trace checks=false [2020-07-17 14:54:19,328 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2020-07-17 14:54:19,344 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-07-17 14:54:19,349 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-07-17 14:54:19,350 INFO L271 PluginConnector]: Initializing CDTParser... [2020-07-17 14:54:19,351 INFO L275 PluginConnector]: CDTParser initialized [2020-07-17 14:54:19,351 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i [2020-07-17 14:54:19,433 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44aa3c74d/9de837acc4ca45b587084041dd64254b/FLAG433fa3aaf [2020-07-17 14:54:19,983 INFO L306 CDTParser]: Found 1 translation units. [2020-07-17 14:54:19,983 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/loops/verisec_OpenSER_cases1_stripFullBoth_arr.i [2020-07-17 14:54:19,994 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44aa3c74d/9de837acc4ca45b587084041dd64254b/FLAG433fa3aaf [2020-07-17 14:54:20,277 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/44aa3c74d/9de837acc4ca45b587084041dd64254b [2020-07-17 14:54:20,287 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-07-17 14:54:20,291 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-07-17 14:54:20,292 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-07-17 14:54:20,292 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-07-17 14:54:20,296 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-07-17 14:54:20,297 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 02:54:20" (1/1) ... [2020-07-17 14:54:20,300 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1a4ef7f9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 02:54:20, skipping insertion in model container [2020-07-17 14:54:20,300 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 17.07 02:54:20" (1/1) ... [2020-07-17 14:54:20,308 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-07-17 14:54:20,333 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-07-17 14:54:20,529 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 14:54:20,550 INFO L203 MainTranslator]: Completed pre-run [2020-07-17 14:54:20,595 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-07-17 14:54:20,713 INFO L208 MainTranslator]: Completed translation [2020-07-17 14:54:20,714 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 02:54:20 WrapperNode [2020-07-17 14:54:20,714 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-07-17 14:54:20,715 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-07-17 14:54:20,715 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-07-17 14:54:20,715 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-07-17 14:54:20,729 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 02:54:20" (1/1) ... [2020-07-17 14:54:20,729 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 02:54:20" (1/1) ... [2020-07-17 14:54:20,739 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 02:54:20" (1/1) ... [2020-07-17 14:54:20,740 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 02:54:20" (1/1) ... [2020-07-17 14:54:20,752 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 02:54:20" (1/1) ... [2020-07-17 14:54:20,759 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 02:54:20" (1/1) ... [2020-07-17 14:54:20,761 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 02:54:20" (1/1) ... [2020-07-17 14:54:20,765 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-07-17 14:54:20,766 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-07-17 14:54:20,766 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-07-17 14:54:20,766 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-07-17 14:54:20,767 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 02:54:20" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-07-17 14:54:20,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-07-17 14:54:20,833 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-07-17 14:54:20,833 INFO L138 BoogieDeclarations]: Found implementation of procedure __VERIFIER_assert [2020-07-17 14:54:20,834 INFO L138 BoogieDeclarations]: Found implementation of procedure r_strncpy [2020-07-17 14:54:20,834 INFO L138 BoogieDeclarations]: Found implementation of procedure parse_expression_list [2020-07-17 14:54:20,834 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-07-17 14:54:20,834 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-07-17 14:54:20,834 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assert [2020-07-17 14:54:20,834 INFO L130 BoogieDeclarations]: Found specification of procedure strchr [2020-07-17 14:54:20,835 INFO L130 BoogieDeclarations]: Found specification of procedure strrchr [2020-07-17 14:54:20,835 INFO L130 BoogieDeclarations]: Found specification of procedure strstr [2020-07-17 14:54:20,835 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy [2020-07-17 14:54:20,835 INFO L130 BoogieDeclarations]: Found specification of procedure strncpy_ptr [2020-07-17 14:54:20,835 INFO L130 BoogieDeclarations]: Found specification of procedure strcpy [2020-07-17 14:54:20,835 INFO L130 BoogieDeclarations]: Found specification of procedure strlen [2020-07-17 14:54:20,836 INFO L130 BoogieDeclarations]: Found specification of procedure strncmp [2020-07-17 14:54:20,836 INFO L130 BoogieDeclarations]: Found specification of procedure strcmp [2020-07-17 14:54:20,836 INFO L130 BoogieDeclarations]: Found specification of procedure strcat [2020-07-17 14:54:20,836 INFO L130 BoogieDeclarations]: Found specification of procedure memcpy [2020-07-17 14:54:20,836 INFO L130 BoogieDeclarations]: Found specification of procedure isascii [2020-07-17 14:54:20,836 INFO L130 BoogieDeclarations]: Found specification of procedure isspace [2020-07-17 14:54:20,836 INFO L130 BoogieDeclarations]: Found specification of procedure getc [2020-07-17 14:54:20,837 INFO L130 BoogieDeclarations]: Found specification of procedure strrand [2020-07-17 14:54:20,837 INFO L130 BoogieDeclarations]: Found specification of procedure istrrand [2020-07-17 14:54:20,837 INFO L130 BoogieDeclarations]: Found specification of procedure istrchr [2020-07-17 14:54:20,837 INFO L130 BoogieDeclarations]: Found specification of procedure istrrchr [2020-07-17 14:54:20,837 INFO L130 BoogieDeclarations]: Found specification of procedure istrncmp [2020-07-17 14:54:20,837 INFO L130 BoogieDeclarations]: Found specification of procedure istrstr [2020-07-17 14:54:20,838 INFO L130 BoogieDeclarations]: Found specification of procedure r_strncpy [2020-07-17 14:54:20,838 INFO L130 BoogieDeclarations]: Found specification of procedure r_strcpy [2020-07-17 14:54:20,838 INFO L130 BoogieDeclarations]: Found specification of procedure r_strcat [2020-07-17 14:54:20,838 INFO L130 BoogieDeclarations]: Found specification of procedure r_strncat [2020-07-17 14:54:20,838 INFO L130 BoogieDeclarations]: Found specification of procedure r_memcpy [2020-07-17 14:54:20,838 INFO L130 BoogieDeclarations]: Found specification of procedure parse_expression_list [2020-07-17 14:54:20,839 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-07-17 14:54:20,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-07-17 14:54:20,839 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-07-17 14:54:20,839 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-07-17 14:54:20,839 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-07-17 14:54:20,839 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-07-17 14:54:20,840 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-07-17 14:54:21,305 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-07-17 14:54:21,307 INFO L295 CfgBuilder]: Removed 3 assume(true) statements. [2020-07-17 14:54:21,318 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 02:54:21 BoogieIcfgContainer [2020-07-17 14:54:21,329 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-07-17 14:54:21,331 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-07-17 14:54:21,331 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-07-17 14:54:21,335 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-07-17 14:54:21,335 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 17.07 02:54:20" (1/3) ... [2020-07-17 14:54:21,336 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11db63d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 02:54:21, skipping insertion in model container [2020-07-17 14:54:21,337 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 17.07 02:54:20" (2/3) ... [2020-07-17 14:54:21,338 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@11db63d9 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 17.07 02:54:21, skipping insertion in model container [2020-07-17 14:54:21,339 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 17.07 02:54:21" (3/3) ... [2020-07-17 14:54:21,341 INFO L109 eAbstractionObserver]: Analyzing ICFG verisec_OpenSER_cases1_stripFullBoth_arr.i [2020-07-17 14:54:21,352 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:AcceleratedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-07-17 14:54:21,359 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-07-17 14:54:21,373 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-07-17 14:54:21,396 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-07-17 14:54:21,397 INFO L376 AbstractCegarLoop]: Hoare is true [2020-07-17 14:54:21,397 INFO L377 AbstractCegarLoop]: Compute interpolants for AcceleratedInterpolation [2020-07-17 14:54:21,397 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-07-17 14:54:21,397 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-07-17 14:54:21,397 INFO L380 AbstractCegarLoop]: Difference is false [2020-07-17 14:54:21,398 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-07-17 14:54:21,398 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-07-17 14:54:21,415 INFO L276 IsEmpty]: Start isEmpty. Operand 123 states. [2020-07-17 14:54:21,428 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-07-17 14:54:21,428 INFO L414 BasicCegarLoop]: Found error trace [2020-07-17 14:54:21,430 INFO L422 BasicCegarLoop]: trace histogram [1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-07-17 14:54:21,430 INFO L427 AbstractCegarLoop]: === Iteration 1 === [__VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-07-17 14:54:21,436 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-07-17 14:54:21,436 INFO L82 PathProgramCache]: Analyzing trace with hash 2116113079, now seen corresponding path program 1 times [2020-07-17 14:54:21,443 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-07-17 14:54:21,444 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [824033442] [2020-07-17 14:54:21,444 INFO L94 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-07-17 14:54:21,568 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 14:54:21,668 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 14:54:21,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-07-17 14:54:21,728 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-07-17 14:54:21,832 INFO L192 leratedInterpolation]: Finished Analysing Program using PRECISE loop Acceleration [2020-07-17 14:54:21,835 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [824033442] [2020-07-17 14:54:21,837 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-07-17 14:54:21,837 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-07-17 14:54:21,838 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1630686689] [2020-07-17 14:54:21,842 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-07-17 14:54:21,842 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-07-17 14:54:21,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-07-17 14:54:21,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=12, Invalid=18, Unknown=0, NotChecked=0, Total=30 [2020-07-17 14:54:21,855 INFO L87 Difference]: Start difference. First operand 123 states. Second operand 6 states. [2020-07-17 14:54:22,317 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-07-17 14:54:22,318 INFO L93 Difference]: Finished difference Result 226 states and 257 transitions. [2020-07-17 14:54:22,319 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 6 states. [2020-07-17 14:54:22,320 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 48 [2020-07-17 14:54:22,321 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-07-17 14:54:22,328 INFO L225 Difference]: With dead ends: 226 [2020-07-17 14:54:22,328 INFO L226 Difference]: Without dead ends: 0 [2020-07-17 14:54:22,334 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 26 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=30, Invalid=42, Unknown=0, NotChecked=0, Total=72 [2020-07-17 14:54:22,353 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-07-17 14:54:22,359 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-07-17 14:54:22,360 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-07-17 14:54:22,361 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-07-17 14:54:22,362 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 48 [2020-07-17 14:54:22,363 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-07-17 14:54:22,363 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-07-17 14:54:22,363 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-07-17 14:54:22,363 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-07-17 14:54:22,363 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-07-17 14:54:22,364 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-07-17 14:54:22,366 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-07-17 14:54:22,719 INFO L271 CegarLoopResult]: At program point L52(line 52) the Hoare annotation is: true [2020-07-17 14:54:22,719 INFO L271 CegarLoopResult]: At program point L52-1(line 52) the Hoare annotation is: true [2020-07-17 14:54:22,719 INFO L271 CegarLoopResult]: At program point L69(lines 51 69) the Hoare annotation is: true [2020-07-17 14:54:22,719 INFO L271 CegarLoopResult]: At program point L69-1(line 69) the Hoare annotation is: true [2020-07-17 14:54:22,720 INFO L271 CegarLoopResult]: At program point L69-2(line 69) the Hoare annotation is: true [2020-07-17 14:54:22,720 INFO L271 CegarLoopResult]: At program point L61(line 61) the Hoare annotation is: true [2020-07-17 14:54:22,720 INFO L271 CegarLoopResult]: At program point L61-1(line 61) the Hoare annotation is: true [2020-07-17 14:54:22,720 INFO L271 CegarLoopResult]: At program point L53(line 53) the Hoare annotation is: true [2020-07-17 14:54:22,720 INFO L271 CegarLoopResult]: At program point L53-1(line 53) the Hoare annotation is: true [2020-07-17 14:54:22,720 INFO L271 CegarLoopResult]: At program point L53-2(lines 53 68) the Hoare annotation is: true [2020-07-17 14:54:22,721 INFO L271 CegarLoopResult]: At program point L53-3(lines 53 68) the Hoare annotation is: true [2020-07-17 14:54:22,721 INFO L271 CegarLoopResult]: At program point L62(line 62) the Hoare annotation is: true [2020-07-17 14:54:22,721 INFO L271 CegarLoopResult]: At program point L62-1(line 62) the Hoare annotation is: true [2020-07-17 14:54:22,721 INFO L271 CegarLoopResult]: At program point L54(line 54) the Hoare annotation is: true [2020-07-17 14:54:22,721 INFO L271 CegarLoopResult]: At program point L63(lines 60 66) the Hoare annotation is: true [2020-07-17 14:54:22,721 INFO L271 CegarLoopResult]: At program point L55-1(line 55) the Hoare annotation is: true [2020-07-17 14:54:22,722 INFO L271 CegarLoopResult]: At program point L55-2(line 55) the Hoare annotation is: true [2020-07-17 14:54:22,722 INFO L271 CegarLoopResult]: At program point L55-4(line 55) the Hoare annotation is: true [2020-07-17 14:54:22,722 INFO L271 CegarLoopResult]: At program point L55-5(line 55) the Hoare annotation is: true [2020-07-17 14:54:22,722 INFO L271 CegarLoopResult]: At program point L55-6(line 55) the Hoare annotation is: true [2020-07-17 14:54:22,722 INFO L271 CegarLoopResult]: At program point L55-7(line 55) the Hoare annotation is: true [2020-07-17 14:54:22,722 INFO L271 CegarLoopResult]: At program point L55-8(line 55) the Hoare annotation is: true [2020-07-17 14:54:22,723 INFO L271 CegarLoopResult]: At program point L55-9(line 55) the Hoare annotation is: true [2020-07-17 14:54:22,723 INFO L271 CegarLoopResult]: At program point L55-11(line 55) the Hoare annotation is: true [2020-07-17 14:54:22,723 INFO L271 CegarLoopResult]: At program point L55-12(line 55) the Hoare annotation is: true [2020-07-17 14:54:22,723 INFO L271 CegarLoopResult]: At program point L55-13(line 55) the Hoare annotation is: true [2020-07-17 14:54:22,723 INFO L271 CegarLoopResult]: At program point L55-14(line 55) the Hoare annotation is: true [2020-07-17 14:54:22,723 INFO L271 CegarLoopResult]: At program point L55-15(line 55) the Hoare annotation is: true [2020-07-17 14:54:22,724 INFO L271 CegarLoopResult]: At program point L55-16(line 55) the Hoare annotation is: true [2020-07-17 14:54:22,724 INFO L271 CegarLoopResult]: At program point L55-17(line 55) the Hoare annotation is: true [2020-07-17 14:54:22,724 INFO L271 CegarLoopResult]: At program point L55-18(line 55) the Hoare annotation is: true [2020-07-17 14:54:22,724 INFO L271 CegarLoopResult]: At program point L56(line 56) the Hoare annotation is: true [2020-07-17 14:54:22,724 INFO L271 CegarLoopResult]: At program point L56-1(line 56) the Hoare annotation is: true [2020-07-17 14:54:22,725 INFO L271 CegarLoopResult]: At program point L56-2(line 56) the Hoare annotation is: true [2020-07-17 14:54:22,725 INFO L271 CegarLoopResult]: At program point L56-3(line 56) the Hoare annotation is: true [2020-07-17 14:54:22,725 INFO L271 CegarLoopResult]: At program point L56-4(line 56) the Hoare annotation is: true [2020-07-17 14:54:22,725 INFO L271 CegarLoopResult]: At program point L56-6(line 56) the Hoare annotation is: true [2020-07-17 14:54:22,725 INFO L271 CegarLoopResult]: At program point L56-7(line 56) the Hoare annotation is: true [2020-07-17 14:54:22,725 INFO L264 CegarLoopResult]: At program point L48(line 48) the Hoare annotation is: (= |#valid| |old(#valid)|) [2020-07-17 14:54:22,726 INFO L264 CegarLoopResult]: At program point L48-1(line 48) the Hoare annotation is: (= |#valid| |old(#valid)|) [2020-07-17 14:54:22,726 INFO L264 CegarLoopResult]: At program point L48-2(line 48) the Hoare annotation is: (= |#valid| |old(#valid)|) [2020-07-17 14:54:22,726 INFO L271 CegarLoopResult]: At program point L65(line 65) the Hoare annotation is: true [2020-07-17 14:54:22,726 INFO L264 CegarLoopResult]: At program point L49(line 49) the Hoare annotation is: (= |#valid| |old(#valid)|) [2020-07-17 14:54:22,726 INFO L271 CegarLoopResult]: At program point L49-1(lines 47 71) the Hoare annotation is: true [2020-07-17 14:54:22,727 INFO L271 CegarLoopResult]: At program point L49-2(line 49) the Hoare annotation is: true [2020-07-17 14:54:22,727 INFO L271 CegarLoopResult]: At program point L49-3(line 49) the Hoare annotation is: true [2020-07-17 14:54:22,727 INFO L271 CegarLoopResult]: At program point L49-4(line 49) the Hoare annotation is: true [2020-07-17 14:54:22,727 INFO L271 CegarLoopResult]: At program point L49-5(line 49) the Hoare annotation is: true [2020-07-17 14:54:22,727 INFO L271 CegarLoopResult]: At program point L49-6(line 49) the Hoare annotation is: true [2020-07-17 14:54:22,728 INFO L271 CegarLoopResult]: At program point L49-7(line 49) the Hoare annotation is: true [2020-07-17 14:54:22,728 INFO L271 CegarLoopResult]: At program point parse_expression_listFINAL(lines 46 71) the Hoare annotation is: true [2020-07-17 14:54:22,728 INFO L271 CegarLoopResult]: At program point L58-1(line 58) the Hoare annotation is: true [2020-07-17 14:54:22,728 INFO L264 CegarLoopResult]: At program point parse_expression_listENTRY(lines 46 71) the Hoare annotation is: (= |#valid| |old(#valid)|) [2020-07-17 14:54:22,728 INFO L271 CegarLoopResult]: At program point L58-2(line 58) the Hoare annotation is: true [2020-07-17 14:54:22,728 INFO L271 CegarLoopResult]: At program point L58-3(line 58) the Hoare annotation is: true [2020-07-17 14:54:22,729 INFO L271 CegarLoopResult]: At program point L58-4(line 58) the Hoare annotation is: true [2020-07-17 14:54:22,729 INFO L271 CegarLoopResult]: At program point L58-6(line 58) the Hoare annotation is: true [2020-07-17 14:54:22,729 INFO L271 CegarLoopResult]: At program point L58-7(line 58) the Hoare annotation is: true [2020-07-17 14:54:22,729 INFO L271 CegarLoopResult]: At program point L50(line 50) the Hoare annotation is: true [2020-07-17 14:54:22,729 INFO L271 CegarLoopResult]: At program point L58-8(line 58) the Hoare annotation is: true [2020-07-17 14:54:22,729 INFO L271 CegarLoopResult]: At program point L58-10(line 58) the Hoare annotation is: true [2020-07-17 14:54:22,730 INFO L271 CegarLoopResult]: At program point L58-11(line 58) the Hoare annotation is: true [2020-07-17 14:54:22,730 INFO L271 CegarLoopResult]: At program point L58-12(line 58) the Hoare annotation is: true [2020-07-17 14:54:22,730 INFO L271 CegarLoopResult]: At program point L58-13(line 58) the Hoare annotation is: true [2020-07-17 14:54:22,730 INFO L271 CegarLoopResult]: At program point L58-14(line 58) the Hoare annotation is: true [2020-07-17 14:54:22,730 INFO L271 CegarLoopResult]: At program point L58-16(line 58) the Hoare annotation is: true [2020-07-17 14:54:22,730 INFO L271 CegarLoopResult]: At program point L58-17(line 58) the Hoare annotation is: true [2020-07-17 14:54:22,731 INFO L271 CegarLoopResult]: At program point L58-18(line 58) the Hoare annotation is: true [2020-07-17 14:54:22,731 INFO L271 CegarLoopResult]: At program point L58-19(line 58) the Hoare annotation is: true [2020-07-17 14:54:22,731 INFO L271 CegarLoopResult]: At program point L58-20(line 58) the Hoare annotation is: true [2020-07-17 14:54:22,731 INFO L271 CegarLoopResult]: At program point L58-21(line 58) the Hoare annotation is: true [2020-07-17 14:54:22,731 INFO L271 CegarLoopResult]: At program point L58-22(line 58) the Hoare annotation is: true [2020-07-17 14:54:22,731 INFO L271 CegarLoopResult]: At program point L58-23(line 58) the Hoare annotation is: true [2020-07-17 14:54:22,732 INFO L271 CegarLoopResult]: At program point L58-24(line 58) the Hoare annotation is: true [2020-07-17 14:54:22,732 INFO L271 CegarLoopResult]: At program point parse_expression_listEXIT(lines 46 71) the Hoare annotation is: true [2020-07-17 14:54:22,732 INFO L271 CegarLoopResult]: At program point L59(line 59) the Hoare annotation is: true [2020-07-17 14:54:22,732 INFO L271 CegarLoopResult]: At program point L59-1(line 59) the Hoare annotation is: true [2020-07-17 14:54:22,732 INFO L271 CegarLoopResult]: At program point L59-2(line 59) the Hoare annotation is: true [2020-07-17 14:54:22,732 INFO L271 CegarLoopResult]: At program point L59-4(line 59) the Hoare annotation is: true [2020-07-17 14:54:22,733 INFO L271 CegarLoopResult]: At program point L59-5(line 59) the Hoare annotation is: true [2020-07-17 14:54:22,733 INFO L271 CegarLoopResult]: At program point L59-6(line 59) the Hoare annotation is: true [2020-07-17 14:54:22,733 INFO L271 CegarLoopResult]: At program point L59-7(line 59) the Hoare annotation is: true [2020-07-17 14:54:22,733 INFO L271 CegarLoopResult]: At program point L59-8(line 59) the Hoare annotation is: true [2020-07-17 14:54:22,733 INFO L271 CegarLoopResult]: At program point L59-9(line 59) the Hoare annotation is: true [2020-07-17 14:54:22,733 INFO L271 CegarLoopResult]: At program point L51-1(lines 51 69) the Hoare annotation is: true [2020-07-17 14:54:22,734 INFO L271 CegarLoopResult]: At program point L59-11(line 59) the Hoare annotation is: true [2020-07-17 14:54:22,734 INFO L271 CegarLoopResult]: At program point L51-3(lines 51 69) the Hoare annotation is: true [2020-07-17 14:54:22,734 INFO L271 CegarLoopResult]: At program point L59-12(line 59) the Hoare annotation is: true [2020-07-17 14:54:22,734 INFO L271 CegarLoopResult]: At program point L51-4(lines 51 69) the Hoare annotation is: true [2020-07-17 14:54:22,734 INFO L271 CegarLoopResult]: At program point L59-13(lines 53 68) the Hoare annotation is: true [2020-07-17 14:54:22,734 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-07-17 14:54:22,735 INFO L271 CegarLoopResult]: At program point L-1-1(line -1) the Hoare annotation is: true [2020-07-17 14:54:22,735 INFO L271 CegarLoopResult]: At program point ULTIMATE.initFINAL(line -1) the Hoare annotation is: true [2020-07-17 14:54:22,735 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |#valid| |old(#valid)|) (= |#NULL.base| |old(#NULL.base)|) (= |#NULL.offset| |old(#NULL.offset)|)) [2020-07-17 14:54:22,735 INFO L271 CegarLoopResult]: At program point ULTIMATE.initEXIT(line -1) the Hoare annotation is: true [2020-07-17 14:54:22,735 INFO L271 CegarLoopResult]: At program point r_strncpyFINAL(line 30) the Hoare annotation is: true [2020-07-17 14:54:22,735 INFO L271 CegarLoopResult]: At program point L30(line 30) the Hoare annotation is: true [2020-07-17 14:54:22,736 INFO L271 CegarLoopResult]: At program point L30-1(line 30) the Hoare annotation is: true [2020-07-17 14:54:22,736 INFO L271 CegarLoopResult]: At program point r_strncpyEXIT(line 30) the Hoare annotation is: true [2020-07-17 14:54:22,736 INFO L271 CegarLoopResult]: At program point L30-2(line 30) the Hoare annotation is: true [2020-07-17 14:54:22,736 INFO L271 CegarLoopResult]: At program point L30-3(line 30) the Hoare annotation is: true [2020-07-17 14:54:22,736 INFO L271 CegarLoopResult]: At program point L30-4(line 30) the Hoare annotation is: true [2020-07-17 14:54:22,736 INFO L271 CegarLoopResult]: At program point r_strncpyENTRY(line 30) the Hoare annotation is: true [2020-07-17 14:54:22,736 INFO L271 CegarLoopResult]: At program point ULTIMATE.startEXIT(line -1) the Hoare annotation is: true [2020-07-17 14:54:22,737 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-07-17 14:54:22,737 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-07-17 14:54:22,737 INFO L271 CegarLoopResult]: At program point ULTIMATE.startFINAL(line -1) the Hoare annotation is: true [2020-07-17 14:54:22,737 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 72 78) the Hoare annotation is: (= |#valid| |old(#valid)|) [2020-07-17 14:54:22,737 INFO L271 CegarLoopResult]: At program point L77(line 77) the Hoare annotation is: true [2020-07-17 14:54:22,738 INFO L271 CegarLoopResult]: At program point mainFINAL(lines 72 78) the Hoare annotation is: true [2020-07-17 14:54:22,738 INFO L271 CegarLoopResult]: At program point L76(line 76) the Hoare annotation is: true [2020-07-17 14:54:22,738 INFO L271 CegarLoopResult]: At program point L75(line 75) the Hoare annotation is: true [2020-07-17 14:54:22,738 INFO L271 CegarLoopResult]: At program point L76-1(line 76) the Hoare annotation is: true [2020-07-17 14:54:22,738 INFO L271 CegarLoopResult]: At program point L74(line 74) the Hoare annotation is: true [2020-07-17 14:54:22,738 INFO L271 CegarLoopResult]: At program point L74-1(line 74) the Hoare annotation is: true [2020-07-17 14:54:22,739 INFO L271 CegarLoopResult]: At program point mainEXIT(lines 72 78) the Hoare annotation is: true [2020-07-17 14:54:22,739 INFO L271 CegarLoopResult]: At program point L74-2(line 74) the Hoare annotation is: true [2020-07-17 14:54:22,739 INFO L264 CegarLoopResult]: At program point L3-2(lines 2 7) the Hoare annotation is: (or (forall ((v_parse_expression_list_~start~0_17 Int) (v_parse_expression_list_~j~0_19 Int)) (not (= |__VERIFIER_assert_#in~cond| (ite (< v_parse_expression_list_~j~0_19 (+ v_parse_expression_list_~start~0_17 1)) 1 0)))) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2020-07-17 14:54:22,739 INFO L271 CegarLoopResult]: At program point __VERIFIER_assertENTRY(lines 2 7) the Hoare annotation is: true [2020-07-17 14:54:22,739 INFO L264 CegarLoopResult]: At program point __VERIFIER_assertEXIT(lines 2 7) the Hoare annotation is: (or (forall ((v_parse_expression_list_~start~0_17 Int) (v_parse_expression_list_~j~0_19 Int)) (not (= |__VERIFIER_assert_#in~cond| (ite (< v_parse_expression_list_~j~0_19 (+ v_parse_expression_list_~start~0_17 1)) 1 0)))) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2020-07-17 14:54:22,740 INFO L264 CegarLoopResult]: At program point L4(line 4) the Hoare annotation is: (or (and (= 0 __VERIFIER_assert_~cond) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) (forall ((v_parse_expression_list_~start~0_17 Int) (v_parse_expression_list_~j~0_19 Int)) (not (= |__VERIFIER_assert_#in~cond| (ite (< v_parse_expression_list_~j~0_19 (+ v_parse_expression_list_~start~0_17 1)) 1 0))))) [2020-07-17 14:54:22,740 INFO L264 CegarLoopResult]: At program point L3(lines 3 5) the Hoare annotation is: (or (forall ((v_parse_expression_list_~start~0_17 Int) (v_parse_expression_list_~j~0_19 Int)) (not (= |__VERIFIER_assert_#in~cond| (ite (< v_parse_expression_list_~j~0_19 (+ v_parse_expression_list_~start~0_17 1)) 1 0)))) (= |__VERIFIER_assert_#in~cond| __VERIFIER_assert_~cond)) [2020-07-17 14:54:22,740 INFO L264 CegarLoopResult]: At program point __VERIFIER_assertErr0ASSERT_VIOLATIONERROR_FUNCTION(line 4) the Hoare annotation is: (forall ((v_parse_expression_list_~start~0_17 Int) (v_parse_expression_list_~j~0_19 Int)) (not (= |__VERIFIER_assert_#in~cond| (ite (< v_parse_expression_list_~j~0_19 (+ v_parse_expression_list_~start~0_17 1)) 1 0)))) [2020-07-17 14:54:22,754 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_parse_expression_list_~j~0_19,QUANTIFIED] [2020-07-17 14:54:22,755 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_parse_expression_list_~start~0_17,QUANTIFIED] [2020-07-17 14:54:22,762 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 17.07 02:54:22 BoogieIcfgContainer [2020-07-17 14:54:22,763 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-07-17 14:54:22,766 INFO L168 Benchmark]: Toolchain (without parser) took 2475.82 ms. Allocated memory was 135.3 MB in the beginning and 226.5 MB in the end (delta: 91.2 MB). Free memory was 100.6 MB in the beginning and 136.7 MB in the end (delta: -36.1 MB). Peak memory consumption was 55.1 MB. Max. memory is 7.1 GB. [2020-07-17 14:54:22,767 INFO L168 Benchmark]: CDTParser took 0.25 ms. Allocated memory is still 135.3 MB. Free memory was 118.7 MB in the beginning and 118.5 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. [2020-07-17 14:54:22,768 INFO L168 Benchmark]: CACSL2BoogieTranslator took 422.38 ms. Allocated memory was 135.3 MB in the beginning and 199.2 MB in the end (delta: 64.0 MB). Free memory was 100.2 MB in the beginning and 177.4 MB in the end (delta: -77.2 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. [2020-07-17 14:54:22,769 INFO L168 Benchmark]: Boogie Preprocessor took 50.44 ms. Allocated memory is still 199.2 MB. Free memory was 177.4 MB in the beginning and 174.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. [2020-07-17 14:54:22,770 INFO L168 Benchmark]: RCFGBuilder took 562.96 ms. Allocated memory is still 199.2 MB. Free memory was 174.8 MB in the beginning and 141.8 MB in the end (delta: 32.9 MB). Peak memory consumption was 32.9 MB. Max. memory is 7.1 GB. [2020-07-17 14:54:22,771 INFO L168 Benchmark]: TraceAbstraction took 1431.90 ms. Allocated memory was 199.2 MB in the beginning and 226.5 MB in the end (delta: 27.3 MB). Free memory was 141.1 MB in the beginning and 136.7 MB in the end (delta: 4.4 MB). Peak memory consumption was 31.6 MB. Max. memory is 7.1 GB. [2020-07-17 14:54:22,776 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.25 ms. Allocated memory is still 135.3 MB. Free memory was 118.7 MB in the beginning and 118.5 MB in the end (delta: 209.7 kB). Peak memory consumption was 209.7 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 422.38 ms. Allocated memory was 135.3 MB in the beginning and 199.2 MB in the end (delta: 64.0 MB). Free memory was 100.2 MB in the beginning and 177.4 MB in the end (delta: -77.2 MB). Peak memory consumption was 24.8 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 50.44 ms. Allocated memory is still 199.2 MB. Free memory was 177.4 MB in the beginning and 174.8 MB in the end (delta: 2.6 MB). Peak memory consumption was 2.6 MB. Max. memory is 7.1 GB. * RCFGBuilder took 562.96 ms. Allocated memory is still 199.2 MB. Free memory was 174.8 MB in the beginning and 141.8 MB in the end (delta: 32.9 MB). Peak memory consumption was 32.9 MB. Max. memory is 7.1 GB. * TraceAbstraction took 1431.90 ms. Allocated memory was 199.2 MB in the beginning and 226.5 MB in the end (delta: 27.3 MB). Free memory was 141.1 MB in the beginning and 136.7 MB in the end (delta: 4.4 MB). Peak memory consumption was 31.6 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_parse_expression_list_~j~0_19,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_parse_expression_list_~start~0_17,QUANTIFIED] * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 4]: call of __VERIFIER_error() unreachable For all program executions holds that call of __VERIFIER_error() unreachable at this location - AllSpecificationsHoldResult: All specifications hold 1 specifications checked. All of them hold - InvariantResult [Line: 55]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 58]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 51]: Loop Invariant Derived loop invariant: 1 - ProcedureContractResult [Line: 46]: Procedure Contract for parse_expression_list Derived contract for procedure parse_expression_list: 1 - ProcedureContractResult [Line: 30]: Procedure Contract for r_strncpy Derived contract for procedure r_strncpy: 1 - ProcedureContractResult [Line: 72]: Procedure Contract for main Derived contract for procedure main: 1 - ProcedureContractResult [Line: 2]: Procedure Contract for __VERIFIER_assert [2020-07-17 14:54:22,787 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_parse_expression_list_~j~0_19,QUANTIFIED] [2020-07-17 14:54:22,787 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_parse_expression_list_~start~0_17,QUANTIFIED] [2020-07-17 14:54:22,787 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_parse_expression_list_~j~0_19,QUANTIFIED] [2020-07-17 14:54:22,788 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_parse_expression_list_~start~0_17,QUANTIFIED] Derived contract for procedure __VERIFIER_assert: (forall v_parse_expression_list_~start~0_17 : int, v_parse_expression_list_~j~0_19 : int :: !(\old(cond) == (if v_parse_expression_list_~j~0_19 < v_parse_expression_list_~start~0_17 + 1 then 1 else 0))) || \old(cond) == cond - StatisticsResult: Ultimate Automizer benchmark data CFG has 6 procedures, 123 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 0.9s, OverallIterations: 1, TraceHistogramMax: 1, AutomataDifference: 0.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 0.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 127 SDtfs, 22 SDslu, 234 SDs, 0 SdLazy, 146 SolverSat, 4 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 0.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 26 GetRequests, 19 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.1s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=123occurred in iteration=0, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.0s AutomataMinimizationTime, 1 MinimizatonAttempts, 0 StatesRemovedByMinimization, 0 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 123 LocationsWithAnnotation, 137 PreInvPairs, 229 NumberOfFragments, 219 HoareAnnotationTreeSize, 137 FomulaSimplifications, 0 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 123 FomulaSimplificationsInter, 219 FormulaSimplificationTreeSizeReductionInter, 0.2s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: No data available, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...