/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/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/list-simple/sll2n_update_all_reverse.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-72570d3 [2020-08-22 16:48:20,208 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-22 16:48:20,211 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-22 16:48:20,248 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-22 16:48:20,248 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-22 16:48:20,256 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-22 16:48:20,258 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-22 16:48:20,262 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-22 16:48:20,264 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-22 16:48:20,266 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-22 16:48:20,267 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-22 16:48:20,268 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-22 16:48:20,268 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-22 16:48:20,271 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-22 16:48:20,273 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-22 16:48:20,275 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-22 16:48:20,276 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-22 16:48:20,278 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-22 16:48:20,279 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-22 16:48:20,288 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-22 16:48:20,290 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-22 16:48:20,291 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-22 16:48:20,292 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-22 16:48:20,293 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-22 16:48:20,303 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-22 16:48:20,303 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-22 16:48:20,303 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-22 16:48:20,304 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-22 16:48:20,304 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-22 16:48:20,308 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-22 16:48:20,308 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-22 16:48:20,309 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-22 16:48:20,309 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-22 16:48:20,313 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-22 16:48:20,314 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-22 16:48:20,314 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-22 16:48:20,314 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-22 16:48:20,314 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-22 16:48:20,315 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-22 16:48:20,315 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-22 16:48:20,316 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-22 16:48:20,317 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 [2020-08-22 16:48:20,338 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-22 16:48:20,338 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-22 16:48:20,339 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-22 16:48:20,340 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-22 16:48:20,340 INFO L138 SettingsManager]: * Use SBE=true [2020-08-22 16:48:20,340 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-22 16:48:20,340 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-22 16:48:20,340 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-22 16:48:20,341 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-22 16:48:20,341 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-22 16:48:20,341 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-22 16:48:20,341 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-22 16:48:20,341 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-22 16:48:20,342 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-22 16:48:20,342 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-22 16:48:20,342 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-22 16:48:20,342 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-22 16:48:20,342 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-22 16:48:20,343 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-22 16:48:20,343 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-22 16:48:20,343 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-22 16:48:20,343 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-22 16:48:20,343 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-22 16:48:20,344 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-22 16:48:20,344 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-22 16:48:20,344 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-22 16:48:20,344 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-22 16:48:20,344 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-22 16:48:20,344 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-22 16:48:20,345 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-08-22 16:48:20,630 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-22 16:48:20,642 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-22 16:48:20,645 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-22 16:48:20,646 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-22 16:48:20,647 INFO L275 PluginConnector]: CDTParser initialized [2020-08-22 16:48:20,647 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2n_update_all_reverse.i [2020-08-22 16:48:20,715 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a9765254/25eb6edbf03f49b7adada29d5029edb1/FLAG0526e2717 [2020-08-22 16:48:21,215 INFO L306 CDTParser]: Found 1 translation units. [2020-08-22 16:48:21,215 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/list-simple/sll2n_update_all_reverse.i [2020-08-22 16:48:21,236 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a9765254/25eb6edbf03f49b7adada29d5029edb1/FLAG0526e2717 [2020-08-22 16:48:21,547 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/3a9765254/25eb6edbf03f49b7adada29d5029edb1 [2020-08-22 16:48:21,555 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-22 16:48:21,556 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-22 16:48:21,557 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-22 16:48:21,557 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-22 16:48:21,561 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-22 16:48:21,562 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 04:48:21" (1/1) ... [2020-08-22 16:48:21,565 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@bf10650 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:48:21, skipping insertion in model container [2020-08-22 16:48:21,565 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 04:48:21" (1/1) ... [2020-08-22 16:48:21,574 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-22 16:48:21,615 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-22 16:48:22,012 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 16:48:22,021 INFO L203 MainTranslator]: Completed pre-run [2020-08-22 16:48:22,070 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 16:48:22,123 INFO L208 MainTranslator]: Completed translation [2020-08-22 16:48:22,123 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:48:22 WrapperNode [2020-08-22 16:48:22,123 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-22 16:48:22,124 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-22 16:48:22,124 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-22 16:48:22,124 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-22 16:48:22,137 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:48:22" (1/1) ... [2020-08-22 16:48:22,138 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:48:22" (1/1) ... [2020-08-22 16:48:22,154 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:48:22" (1/1) ... [2020-08-22 16:48:22,155 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:48:22" (1/1) ... [2020-08-22 16:48:22,171 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:48:22" (1/1) ... [2020-08-22 16:48:22,177 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:48:22" (1/1) ... [2020-08-22 16:48:22,181 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:48:22" (1/1) ... [2020-08-22 16:48:22,188 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-22 16:48:22,188 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-22 16:48:22,189 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-22 16:48:22,189 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-22 16:48:22,190 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:48:22" (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 [2020-08-22 16:48:22,248 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-22 16:48:22,249 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-22 16:48:22,249 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2020-08-22 16:48:22,249 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2020-08-22 16:48:22,249 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2020-08-22 16:48:22,249 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2020-08-22 16:48:22,249 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_create [2020-08-22 16:48:22,250 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_destroy [2020-08-22 16:48:22,250 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_get_data_at [2020-08-22 16:48:22,250 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_update_at [2020-08-22 16:48:22,250 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-22 16:48:22,250 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-22 16:48:22,251 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2020-08-22 16:48:22,251 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2020-08-22 16:48:22,251 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2020-08-22 16:48:22,251 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2020-08-22 16:48:22,251 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2020-08-22 16:48:22,251 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2020-08-22 16:48:22,252 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2020-08-22 16:48:22,252 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2020-08-22 16:48:22,252 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2020-08-22 16:48:22,252 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2020-08-22 16:48:22,252 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2020-08-22 16:48:22,252 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2020-08-22 16:48:22,253 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2020-08-22 16:48:22,253 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2020-08-22 16:48:22,253 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2020-08-22 16:48:22,253 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2020-08-22 16:48:22,253 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2020-08-22 16:48:22,253 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2020-08-22 16:48:22,253 INFO L130 BoogieDeclarations]: Found specification of procedure select [2020-08-22 16:48:22,254 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2020-08-22 16:48:22,254 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2020-08-22 16:48:22,254 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2020-08-22 16:48:22,254 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2020-08-22 16:48:22,254 INFO L130 BoogieDeclarations]: Found specification of procedure random [2020-08-22 16:48:22,255 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2020-08-22 16:48:22,255 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2020-08-22 16:48:22,255 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2020-08-22 16:48:22,255 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2020-08-22 16:48:22,255 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2020-08-22 16:48:22,255 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2020-08-22 16:48:22,255 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2020-08-22 16:48:22,256 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2020-08-22 16:48:22,256 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2020-08-22 16:48:22,256 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2020-08-22 16:48:22,256 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2020-08-22 16:48:22,256 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2020-08-22 16:48:22,256 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2020-08-22 16:48:22,256 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2020-08-22 16:48:22,257 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2020-08-22 16:48:22,257 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2020-08-22 16:48:22,257 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2020-08-22 16:48:22,257 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2020-08-22 16:48:22,257 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2020-08-22 16:48:22,257 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2020-08-22 16:48:22,257 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2020-08-22 16:48:22,258 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2020-08-22 16:48:22,258 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2020-08-22 16:48:22,258 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2020-08-22 16:48:22,258 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2020-08-22 16:48:22,258 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2020-08-22 16:48:22,258 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2020-08-22 16:48:22,258 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2020-08-22 16:48:22,259 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-22 16:48:22,259 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-08-22 16:48:22,259 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2020-08-22 16:48:22,259 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-22 16:48:22,259 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2020-08-22 16:48:22,259 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2020-08-22 16:48:22,260 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2020-08-22 16:48:22,260 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2020-08-22 16:48:22,260 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2020-08-22 16:48:22,260 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-08-22 16:48:22,260 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2020-08-22 16:48:22,260 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2020-08-22 16:48:22,261 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2020-08-22 16:48:22,261 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-08-22 16:48:22,261 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2020-08-22 16:48:22,261 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2020-08-22 16:48:22,261 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2020-08-22 16:48:22,261 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2020-08-22 16:48:22,261 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2020-08-22 16:48:22,262 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2020-08-22 16:48:22,262 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2020-08-22 16:48:22,262 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2020-08-22 16:48:22,262 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2020-08-22 16:48:22,262 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2020-08-22 16:48:22,262 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2020-08-22 16:48:22,263 INFO L130 BoogieDeclarations]: Found specification of procedure system [2020-08-22 16:48:22,263 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2020-08-22 16:48:22,263 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2020-08-22 16:48:22,263 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2020-08-22 16:48:22,263 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2020-08-22 16:48:22,263 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2020-08-22 16:48:22,263 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2020-08-22 16:48:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure div [2020-08-22 16:48:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2020-08-22 16:48:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2020-08-22 16:48:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2020-08-22 16:48:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2020-08-22 16:48:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2020-08-22 16:48:22,264 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2020-08-22 16:48:22,265 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2020-08-22 16:48:22,265 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2020-08-22 16:48:22,265 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2020-08-22 16:48:22,265 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2020-08-22 16:48:22,265 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2020-08-22 16:48:22,265 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2020-08-22 16:48:22,265 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2020-08-22 16:48:22,265 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2020-08-22 16:48:22,266 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2020-08-22 16:48:22,266 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2020-08-22 16:48:22,266 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2020-08-22 16:48:22,266 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2020-08-22 16:48:22,266 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2020-08-22 16:48:22,266 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2020-08-22 16:48:22,266 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2020-08-22 16:48:22,267 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2020-08-22 16:48:22,267 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-22 16:48:22,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-22 16:48:22,267 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-22 16:48:22,267 INFO L130 BoogieDeclarations]: Found specification of procedure sll_create [2020-08-22 16:48:22,267 INFO L130 BoogieDeclarations]: Found specification of procedure sll_destroy [2020-08-22 16:48:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-22 16:48:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-22 16:48:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure sll_get_data_at [2020-08-22 16:48:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-22 16:48:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure sll_update_at [2020-08-22 16:48:22,268 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-22 16:48:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-22 16:48:22,269 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-22 16:48:22,631 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2020-08-22 16:48:22,773 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-22 16:48:22,774 INFO L295 CfgBuilder]: Removed 6 assume(true) statements. [2020-08-22 16:48:22,778 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 04:48:22 BoogieIcfgContainer [2020-08-22 16:48:22,778 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-22 16:48:22,779 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-22 16:48:22,779 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-22 16:48:22,782 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-22 16:48:22,782 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 04:48:21" (1/3) ... [2020-08-22 16:48:22,783 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35f5817c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 04:48:22, skipping insertion in model container [2020-08-22 16:48:22,783 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:48:22" (2/3) ... [2020-08-22 16:48:22,784 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@35f5817c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 04:48:22, skipping insertion in model container [2020-08-22 16:48:22,784 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 04:48:22" (3/3) ... [2020-08-22 16:48:22,786 INFO L109 eAbstractionObserver]: Analyzing ICFG sll2n_update_all_reverse.i [2020-08-22 16:48:22,796 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-08-22 16:48:22,803 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-22 16:48:22,816 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-22 16:48:22,840 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-22 16:48:22,840 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-22 16:48:22,840 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-08-22 16:48:22,841 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-22 16:48:22,841 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-22 16:48:22,841 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-22 16:48:22,841 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-22 16:48:22,841 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-22 16:48:22,860 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states. [2020-08-22 16:48:22,867 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-08-22 16:48:22,867 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 16:48:22,868 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] [2020-08-22 16:48:22,869 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 16:48:22,874 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 16:48:22,875 INFO L82 PathProgramCache]: Analyzing trace with hash -1559034541, now seen corresponding path program 1 times [2020-08-22 16:48:22,884 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 16:48:22,884 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1019256504] [2020-08-22 16:48:22,885 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 16:48:23,002 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:23,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 16:48:23,094 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:23,122 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 16:48:23,126 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:23,131 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-08-22 16:48:23,134 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:23,145 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 16:48:23,146 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1019256504] [2020-08-22 16:48:23,147 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 16:48:23,147 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-22 16:48:23,148 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [677503388] [2020-08-22 16:48:23,153 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-22 16:48:23,153 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 16:48:23,167 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-22 16:48:23,168 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-08-22 16:48:23,171 INFO L87 Difference]: Start difference. First operand 55 states. Second operand 4 states. [2020-08-22 16:48:23,492 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 16:48:23,493 INFO L93 Difference]: Finished difference Result 128 states and 183 transitions. [2020-08-22 16:48:23,493 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-22 16:48:23,494 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 25 [2020-08-22 16:48:23,495 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 16:48:23,506 INFO L225 Difference]: With dead ends: 128 [2020-08-22 16:48:23,506 INFO L226 Difference]: Without dead ends: 69 [2020-08-22 16:48:23,510 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 11 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-08-22 16:48:23,528 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2020-08-22 16:48:23,555 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 42. [2020-08-22 16:48:23,556 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2020-08-22 16:48:23,557 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 46 transitions. [2020-08-22 16:48:23,559 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 46 transitions. Word has length 25 [2020-08-22 16:48:23,559 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 16:48:23,559 INFO L479 AbstractCegarLoop]: Abstraction has 42 states and 46 transitions. [2020-08-22 16:48:23,560 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-22 16:48:23,560 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 46 transitions. [2020-08-22 16:48:23,561 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-08-22 16:48:23,561 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 16:48:23,561 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] [2020-08-22 16:48:23,562 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-22 16:48:23,562 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 16:48:23,562 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 16:48:23,562 INFO L82 PathProgramCache]: Analyzing trace with hash -404189262, now seen corresponding path program 1 times [2020-08-22 16:48:23,563 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 16:48:23,563 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1262231307] [2020-08-22 16:48:23,563 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 16:48:23,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:23,635 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 16:48:23,637 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:23,661 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 16:48:23,670 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:23,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-08-22 16:48:23,706 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:23,712 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 16:48:23,712 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1262231307] [2020-08-22 16:48:23,713 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 16:48:23,713 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-22 16:48:23,713 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [708602212] [2020-08-22 16:48:23,715 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-22 16:48:23,715 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 16:48:23,715 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-22 16:48:23,716 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-08-22 16:48:23,716 INFO L87 Difference]: Start difference. First operand 42 states and 46 transitions. Second operand 7 states. [2020-08-22 16:48:23,943 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 16:48:23,943 INFO L93 Difference]: Finished difference Result 71 states and 80 transitions. [2020-08-22 16:48:23,943 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-22 16:48:23,944 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 25 [2020-08-22 16:48:23,944 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 16:48:23,945 INFO L225 Difference]: With dead ends: 71 [2020-08-22 16:48:23,945 INFO L226 Difference]: Without dead ends: 46 [2020-08-22 16:48:23,946 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 6 SyntacticMatches, 0 SemanticMatches, 9 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=75, Unknown=0, NotChecked=0, Total=110 [2020-08-22 16:48:23,947 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2020-08-22 16:48:23,954 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 43. [2020-08-22 16:48:23,954 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2020-08-22 16:48:23,955 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 47 transitions. [2020-08-22 16:48:23,955 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 47 transitions. Word has length 25 [2020-08-22 16:48:23,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 16:48:23,956 INFO L479 AbstractCegarLoop]: Abstraction has 43 states and 47 transitions. [2020-08-22 16:48:23,956 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-22 16:48:23,956 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 47 transitions. [2020-08-22 16:48:23,957 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-08-22 16:48:23,957 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 16:48:23,958 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] [2020-08-22 16:48:23,958 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-22 16:48:23,958 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 16:48:23,958 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 16:48:23,959 INFO L82 PathProgramCache]: Analyzing trace with hash 965527869, now seen corresponding path program 1 times [2020-08-22 16:48:23,959 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 16:48:23,959 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [977378460] [2020-08-22 16:48:23,959 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 16:48:23,984 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:24,025 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 16:48:24,027 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:24,043 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 16:48:24,054 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:24,092 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-22 16:48:24,097 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:24,104 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-08-22 16:48:24,106 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:24,112 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 16:48:24,112 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [977378460] [2020-08-22 16:48:24,112 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [398282447] [2020-08-22 16:48:24,113 INFO L95 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 [2020-08-22 16:48:24,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:24,242 INFO L263 TraceCheckSpWp]: Trace formula consists of 158 conjuncts, 5 conjunts are in the unsatisfiable core [2020-08-22 16:48:24,249 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-08-22 16:48:24,344 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 16:48:24,345 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-08-22 16:48:24,345 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 6] total 9 [2020-08-22 16:48:24,346 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1705139979] [2020-08-22 16:48:24,346 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-22 16:48:24,346 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 16:48:24,347 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-22 16:48:24,347 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=54, Unknown=0, NotChecked=0, Total=72 [2020-08-22 16:48:24,347 INFO L87 Difference]: Start difference. First operand 43 states and 47 transitions. Second operand 9 states. [2020-08-22 16:48:24,584 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 16:48:24,584 INFO L93 Difference]: Finished difference Result 75 states and 85 transitions. [2020-08-22 16:48:24,584 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-22 16:48:24,585 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 34 [2020-08-22 16:48:24,585 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 16:48:24,586 INFO L225 Difference]: With dead ends: 75 [2020-08-22 16:48:24,586 INFO L226 Difference]: Without dead ends: 50 [2020-08-22 16:48:24,587 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 51 GetRequests, 40 SyntacticMatches, 0 SemanticMatches, 11 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 7 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=40, Invalid=116, Unknown=0, NotChecked=0, Total=156 [2020-08-22 16:48:24,587 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2020-08-22 16:48:24,593 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 47. [2020-08-22 16:48:24,593 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2020-08-22 16:48:24,594 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 52 transitions. [2020-08-22 16:48:24,595 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 52 transitions. Word has length 34 [2020-08-22 16:48:24,595 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 16:48:24,595 INFO L479 AbstractCegarLoop]: Abstraction has 47 states and 52 transitions. [2020-08-22 16:48:24,595 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-22 16:48:24,595 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 52 transitions. [2020-08-22 16:48:24,597 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-08-22 16:48:24,597 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 16:48:24,598 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 16:48:24,812 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable2 [2020-08-22 16:48:24,813 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 16:48:24,814 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 16:48:24,814 INFO L82 PathProgramCache]: Analyzing trace with hash 2121866258, now seen corresponding path program 2 times [2020-08-22 16:48:24,815 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 16:48:24,815 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [389435600] [2020-08-22 16:48:24,816 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 16:48:24,841 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:24,877 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 16:48:24,878 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:24,897 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 16:48:24,908 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:24,921 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-22 16:48:24,923 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:24,927 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-08-22 16:48:24,929 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:24,934 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-08-22 16:48:24,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:24,940 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-08-22 16:48:24,940 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [389435600] [2020-08-22 16:48:24,941 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 16:48:24,941 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-08-22 16:48:24,941 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1751139243] [2020-08-22 16:48:24,942 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-08-22 16:48:24,942 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 16:48:24,942 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-08-22 16:48:24,942 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-08-22 16:48:24,943 INFO L87 Difference]: Start difference. First operand 47 states and 52 transitions. Second operand 6 states. [2020-08-22 16:48:25,111 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 16:48:25,112 INFO L93 Difference]: Finished difference Result 70 states and 79 transitions. [2020-08-22 16:48:25,112 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-22 16:48:25,112 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 43 [2020-08-22 16:48:25,113 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 16:48:25,114 INFO L225 Difference]: With dead ends: 70 [2020-08-22 16:48:25,114 INFO L226 Difference]: Without dead ends: 57 [2020-08-22 16:48:25,114 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 7 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 2 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=23, Invalid=49, Unknown=0, NotChecked=0, Total=72 [2020-08-22 16:48:25,115 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-08-22 16:48:25,121 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 48. [2020-08-22 16:48:25,121 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2020-08-22 16:48:25,122 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 53 transitions. [2020-08-22 16:48:25,122 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 53 transitions. Word has length 43 [2020-08-22 16:48:25,122 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 16:48:25,122 INFO L479 AbstractCegarLoop]: Abstraction has 48 states and 53 transitions. [2020-08-22 16:48:25,123 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-08-22 16:48:25,123 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 53 transitions. [2020-08-22 16:48:25,124 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-08-22 16:48:25,124 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 16:48:25,124 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 16:48:25,125 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-22 16:48:25,125 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 16:48:25,125 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 16:48:25,125 INFO L82 PathProgramCache]: Analyzing trace with hash 1073302620, now seen corresponding path program 1 times [2020-08-22 16:48:25,126 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 16:48:25,126 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1777754441] [2020-08-22 16:48:25,126 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 16:48:25,156 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:25,207 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 16:48:25,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:25,224 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 16:48:25,233 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:25,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-22 16:48:25,245 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:25,248 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-08-22 16:48:25,249 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:25,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-22 16:48:25,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:25,288 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-08-22 16:48:25,289 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:25,295 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-08-22 16:48:25,295 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1777754441] [2020-08-22 16:48:25,296 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 16:48:25,296 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-22 16:48:25,296 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1592694335] [2020-08-22 16:48:25,296 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-22 16:48:25,297 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 16:48:25,297 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-22 16:48:25,297 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-08-22 16:48:25,297 INFO L87 Difference]: Start difference. First operand 48 states and 53 transitions. Second operand 9 states. [2020-08-22 16:48:25,575 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 16:48:25,576 INFO L93 Difference]: Finished difference Result 82 states and 94 transitions. [2020-08-22 16:48:25,576 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-22 16:48:25,576 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 51 [2020-08-22 16:48:25,577 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 16:48:25,578 INFO L225 Difference]: With dead ends: 82 [2020-08-22 16:48:25,578 INFO L226 Difference]: Without dead ends: 61 [2020-08-22 16:48:25,578 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 11 SyntacticMatches, 0 SemanticMatches, 13 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=54, Invalid=156, Unknown=0, NotChecked=0, Total=210 [2020-08-22 16:48:25,579 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2020-08-22 16:48:25,586 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 53. [2020-08-22 16:48:25,587 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2020-08-22 16:48:25,588 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 60 transitions. [2020-08-22 16:48:25,588 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 60 transitions. Word has length 51 [2020-08-22 16:48:25,588 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 16:48:25,588 INFO L479 AbstractCegarLoop]: Abstraction has 53 states and 60 transitions. [2020-08-22 16:48:25,589 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-22 16:48:25,589 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 60 transitions. [2020-08-22 16:48:25,590 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-08-22 16:48:25,590 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 16:48:25,590 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 16:48:25,590 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-22 16:48:25,591 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 16:48:25,591 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 16:48:25,591 INFO L82 PathProgramCache]: Analyzing trace with hash 1916727535, now seen corresponding path program 1 times [2020-08-22 16:48:25,591 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 16:48:25,591 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1308534126] [2020-08-22 16:48:25,592 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 16:48:25,611 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:25,649 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 16:48:25,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:25,665 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 16:48:25,675 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:25,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-22 16:48:25,693 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:25,696 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-08-22 16:48:25,697 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:25,713 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-22 16:48:25,716 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:25,720 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-22 16:48:25,722 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:25,727 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-08-22 16:48:25,727 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1308534126] [2020-08-22 16:48:25,727 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1942911295] [2020-08-22 16:48:25,728 INFO L95 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 [2020-08-22 16:48:25,845 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:25,847 INFO L263 TraceCheckSpWp]: Trace formula consists of 252 conjuncts, 4 conjunts are in the unsatisfiable core [2020-08-22 16:48:25,852 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-08-22 16:48:25,884 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-08-22 16:48:25,885 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-08-22 16:48:25,885 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8, 5] total 8 [2020-08-22 16:48:25,886 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1106376923] [2020-08-22 16:48:25,886 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-22 16:48:25,887 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 16:48:25,887 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-22 16:48:25,887 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-08-22 16:48:25,887 INFO L87 Difference]: Start difference. First operand 53 states and 60 transitions. Second operand 8 states. [2020-08-22 16:48:26,104 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 16:48:26,104 INFO L93 Difference]: Finished difference Result 76 states and 86 transitions. [2020-08-22 16:48:26,104 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-22 16:48:26,105 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2020-08-22 16:48:26,105 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 16:48:26,106 INFO L225 Difference]: With dead ends: 76 [2020-08-22 16:48:26,106 INFO L226 Difference]: Without dead ends: 63 [2020-08-22 16:48:26,107 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 73 GetRequests, 63 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2020-08-22 16:48:26,107 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2020-08-22 16:48:26,113 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 55. [2020-08-22 16:48:26,114 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2020-08-22 16:48:26,115 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 62 transitions. [2020-08-22 16:48:26,115 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 62 transitions. Word has length 52 [2020-08-22 16:48:26,115 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 16:48:26,115 INFO L479 AbstractCegarLoop]: Abstraction has 55 states and 62 transitions. [2020-08-22 16:48:26,115 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-22 16:48:26,115 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 62 transitions. [2020-08-22 16:48:26,116 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-08-22 16:48:26,117 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 16:48:26,117 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 16:48:26,317 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-08-22 16:48:26,318 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 16:48:26,319 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 16:48:26,319 INFO L82 PathProgramCache]: Analyzing trace with hash 1237251129, now seen corresponding path program 2 times [2020-08-22 16:48:26,320 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 16:48:26,321 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1620690605] [2020-08-22 16:48:26,321 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 16:48:26,344 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:26,378 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 16:48:26,379 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:26,398 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 16:48:26,404 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:26,413 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-22 16:48:26,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:26,417 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-08-22 16:48:26,418 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:26,436 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-22 16:48:26,438 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:26,441 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-22 16:48:26,443 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:26,445 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-22 16:48:26,447 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:26,468 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-08-22 16:48:26,469 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1620690605] [2020-08-22 16:48:26,469 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 16:48:26,469 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-22 16:48:26,470 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1597023676] [2020-08-22 16:48:26,470 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-22 16:48:26,470 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 16:48:26,470 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-22 16:48:26,471 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-08-22 16:48:26,471 INFO L87 Difference]: Start difference. First operand 55 states and 62 transitions. Second operand 9 states. [2020-08-22 16:48:26,707 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 16:48:26,708 INFO L93 Difference]: Finished difference Result 78 states and 89 transitions. [2020-08-22 16:48:26,708 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-22 16:48:26,708 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 60 [2020-08-22 16:48:26,709 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 16:48:26,709 INFO L225 Difference]: With dead ends: 78 [2020-08-22 16:48:26,709 INFO L226 Difference]: Without dead ends: 66 [2020-08-22 16:48:26,710 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 25 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 12 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=48, Invalid=134, Unknown=0, NotChecked=0, Total=182 [2020-08-22 16:48:26,715 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2020-08-22 16:48:26,727 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 61. [2020-08-22 16:48:26,727 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2020-08-22 16:48:26,731 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 70 transitions. [2020-08-22 16:48:26,731 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 70 transitions. Word has length 60 [2020-08-22 16:48:26,732 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 16:48:26,732 INFO L479 AbstractCegarLoop]: Abstraction has 61 states and 70 transitions. [2020-08-22 16:48:26,732 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-22 16:48:26,732 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 70 transitions. [2020-08-22 16:48:26,733 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-08-22 16:48:26,733 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 16:48:26,733 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 16:48:26,734 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-08-22 16:48:26,734 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 16:48:26,735 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 16:48:26,735 INFO L82 PathProgramCache]: Analyzing trace with hash 2044789832, now seen corresponding path program 1 times [2020-08-22 16:48:26,735 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 16:48:26,735 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [711416185] [2020-08-22 16:48:26,735 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 16:48:26,778 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:27,052 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 16:48:27,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:27,079 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 16:48:27,096 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:27,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-22 16:48:27,221 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:27,272 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-08-22 16:48:27,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:27,404 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-22 16:48:27,417 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:27,611 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-22 16:48:27,615 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:27,760 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-22 16:48:27,766 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:27,933 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 3 proven. 19 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-08-22 16:48:27,933 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [711416185] [2020-08-22 16:48:27,934 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [103131967] [2020-08-22 16:48:27,934 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-08-22 16:48:28,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:28,073 INFO L263 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 107 conjunts are in the unsatisfiable core [2020-08-22 16:48:28,085 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-08-22 16:48:28,139 INFO L384 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 [2020-08-22 16:48:28,140 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-08-22 16:48:28,143 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-08-22 16:48:28,144 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-08-22 16:48:28,144 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:6, output treesize:5 [2020-08-22 16:48:28,311 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-08-22 16:48:28,312 INFO L384 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 [2020-08-22 16:48:28,312 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-08-22 16:48:28,316 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-08-22 16:48:28,317 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2020-08-22 16:48:28,317 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:4 [2020-08-22 16:48:28,378 INFO L384 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 13 treesize of output 9 [2020-08-22 16:48:28,378 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-08-22 16:48:28,383 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-08-22 16:48:28,384 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-08-22 16:48:28,384 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 2 variables, input treesize:18, output treesize:10 [2020-08-22 16:48:28,810 INFO L441 ElimStorePlain]: Different costs {0=[|v_#memory_int_18|], 2=[|v_#memory_$Pointer$.offset_19|]} [2020-08-22 16:48:28,814 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 29 treesize of output 19 [2020-08-22 16:48:28,814 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-08-22 16:48:28,823 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-08-22 16:48:28,843 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-08-22 16:48:28,844 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 110 treesize of output 134 [2020-08-22 16:48:28,848 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 3, 2, 1] term [2020-08-22 16:48:28,848 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-08-22 16:48:28,850 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 2 xjuncts. [2020-08-22 16:48:28,882 INFO L625 ElimStorePlain]: treesize reduction 80, result has 61.5 percent of original size [2020-08-22 16:48:28,883 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2020-08-22 16:48:28,883 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:120, output treesize:128 [2020-08-22 16:48:28,989 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-08-22 16:48:29,016 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-08-22 16:48:29,017 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 79 treesize of output 109 [2020-08-22 16:48:29,021 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[4, 3, 2, 1] term [2020-08-22 16:48:29,021 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-08-22 16:48:29,022 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-08-22 16:48:29,054 INFO L625 ElimStorePlain]: treesize reduction 48, result has 41.5 percent of original size [2020-08-22 16:48:29,054 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-08-22 16:48:29,055 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:79, output treesize:34 [2020-08-22 16:48:30,861 WARN L860 $PredicateComparison]: unable to prove that (exists ((sll_update_at_~head.offset Int) (sll_update_at_~data Int)) (and (= |c_#memory_$Pointer$.base| (store |c_old(#memory_$Pointer$.base)| |c_sll_update_at_#in~head.base| (store (select |c_old(#memory_$Pointer$.base)| |c_sll_update_at_#in~head.base|) sll_update_at_~head.offset (select (select |c_#memory_$Pointer$.base| |c_sll_update_at_#in~head.base|) sll_update_at_~head.offset)))) (= |c_#memory_int| (store |c_old(#memory_int)| |c_sll_update_at_#in~head.base| (store (select |c_old(#memory_int)| |c_sll_update_at_#in~head.base|) sll_update_at_~head.offset sll_update_at_~data))) (= |c_#memory_$Pointer$.offset| (store |c_old(#memory_$Pointer$.offset)| |c_sll_update_at_#in~head.base| (store (select |c_old(#memory_$Pointer$.offset)| |c_sll_update_at_#in~head.base|) sll_update_at_~head.offset (select (select |c_#memory_$Pointer$.offset| |c_sll_update_at_#in~head.base|) sll_update_at_~head.offset)))) (<= sll_update_at_~head.offset |c_sll_update_at_#in~head.offset|))) is different from true [2020-08-22 16:48:30,933 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:48:30,935 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 49 treesize of output 31 [2020-08-22 16:48:30,936 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-08-22 16:48:30,949 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-08-22 16:48:30,955 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:48:30,956 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 39 treesize of output 27 [2020-08-22 16:48:30,957 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-08-22 16:48:30,968 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-08-22 16:48:30,972 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 34 [2020-08-22 16:48:30,973 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-08-22 16:48:30,983 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-08-22 16:48:30,985 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-08-22 16:48:30,986 INFO L244 ElimStorePlain]: Needed 4 recursive calls to eliminate 5 variables, input treesize:78, output treesize:34 [2020-08-22 16:48:31,775 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-08-22 16:48:31,775 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 75 treesize of output 63 [2020-08-22 16:48:31,782 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-08-22 16:48:31,794 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-08-22 16:48:31,803 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-08-22 16:48:31,804 INFO L384 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 21 treesize of output 25 [2020-08-22 16:48:31,807 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-08-22 16:48:31,815 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 2 disjuncts [2020-08-22 16:48:31,817 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-08-22 16:48:31,822 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-08-22 16:48:31,823 INFO L513 ElimStorePlain]: Eliminatee |#memory_$Pointer$.offset| vanished before elimination [2020-08-22 16:48:31,823 INFO L545 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 3 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-08-22 16:48:31,824 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 7 variables, input treesize:102, output treesize:24 [2020-08-22 16:48:31,957 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 5 proven. 15 refuted. 0 times theorem prover too weak. 2 trivial. 2 not checked. [2020-08-22 16:48:31,957 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-08-22 16:48:31,957 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30, 30] total 53 [2020-08-22 16:48:31,960 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1066055548] [2020-08-22 16:48:31,962 INFO L459 AbstractCegarLoop]: Interpolant automaton has 53 states [2020-08-22 16:48:31,962 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 16:48:31,962 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 53 interpolants. [2020-08-22 16:48:31,964 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=142, Invalid=2513, Unknown=1, NotChecked=100, Total=2756 [2020-08-22 16:48:31,964 INFO L87 Difference]: Start difference. First operand 61 states and 70 transitions. Second operand 53 states. [2020-08-22 16:48:38,427 WARN L193 SmtUtils]: Spent 3.74 s on a formula simplification. DAG size of input: 56 DAG size of output: 49 [2020-08-22 16:48:47,836 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 16:48:47,837 INFO L93 Difference]: Finished difference Result 115 states and 141 transitions. [2020-08-22 16:48:47,837 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 35 states. [2020-08-22 16:48:47,838 INFO L78 Accepts]: Start accepts. Automaton has 53 states. Word has length 61 [2020-08-22 16:48:47,838 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 16:48:47,840 INFO L225 Difference]: With dead ends: 115 [2020-08-22 16:48:47,841 INFO L226 Difference]: Without dead ends: 113 [2020-08-22 16:48:47,843 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 125 GetRequests, 47 SyntacticMatches, 1 SemanticMatches, 77 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 839 ImplicationChecksByTransitivity, 17.4s TimeCoverageRelationStatistics Valid=415, Invalid=5582, Unknown=13, NotChecked=152, Total=6162 [2020-08-22 16:48:47,844 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 113 states. [2020-08-22 16:48:47,859 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 113 to 93. [2020-08-22 16:48:47,859 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 93 states. [2020-08-22 16:48:47,861 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 93 states to 93 states and 114 transitions. [2020-08-22 16:48:47,861 INFO L78 Accepts]: Start accepts. Automaton has 93 states and 114 transitions. Word has length 61 [2020-08-22 16:48:47,861 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 16:48:47,861 INFO L479 AbstractCegarLoop]: Abstraction has 93 states and 114 transitions. [2020-08-22 16:48:47,861 INFO L480 AbstractCegarLoop]: Interpolant automaton has 53 states. [2020-08-22 16:48:47,861 INFO L276 IsEmpty]: Start isEmpty. Operand 93 states and 114 transitions. [2020-08-22 16:48:47,863 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-08-22 16:48:47,863 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 16:48:47,863 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 16:48:48,076 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-08-22 16:48:48,076 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 16:48:48,077 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 16:48:48,077 INFO L82 PathProgramCache]: Analyzing trace with hash 1308685849, now seen corresponding path program 2 times [2020-08-22 16:48:48,077 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 16:48:48,078 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [233979195] [2020-08-22 16:48:48,078 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 16:48:48,114 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:48,151 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 16:48:48,152 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:48,165 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 16:48:48,171 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:48,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-22 16:48:48,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:48,182 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-08-22 16:48:48,183 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:48,197 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-22 16:48:48,199 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:48,201 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-22 16:48:48,203 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:48,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-22 16:48:48,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:48,238 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-08-22 16:48:48,239 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [233979195] [2020-08-22 16:48:48,239 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [836474252] [2020-08-22 16:48:48,240 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-08-22 16:48:48,407 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-08-22 16:48:48,407 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-08-22 16:48:48,409 INFO L263 TraceCheckSpWp]: Trace formula consists of 299 conjuncts, 6 conjunts are in the unsatisfiable core [2020-08-22 16:48:48,414 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-08-22 16:48:48,457 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 1 proven. 2 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-08-22 16:48:48,457 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-08-22 16:48:48,458 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 11 [2020-08-22 16:48:48,458 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1875716191] [2020-08-22 16:48:48,459 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-22 16:48:48,459 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 16:48:48,459 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-22 16:48:48,459 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-08-22 16:48:48,460 INFO L87 Difference]: Start difference. First operand 93 states and 114 transitions. Second operand 11 states. [2020-08-22 16:48:48,877 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 16:48:48,878 INFO L93 Difference]: Finished difference Result 131 states and 160 transitions. [2020-08-22 16:48:48,878 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-22 16:48:48,878 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 62 [2020-08-22 16:48:48,879 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 16:48:48,880 INFO L225 Difference]: With dead ends: 131 [2020-08-22 16:48:48,880 INFO L226 Difference]: Without dead ends: 89 [2020-08-22 16:48:48,881 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 87 GetRequests, 72 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 14 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=64, Invalid=208, Unknown=0, NotChecked=0, Total=272 [2020-08-22 16:48:48,881 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 89 states. [2020-08-22 16:48:48,893 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 89 to 89. [2020-08-22 16:48:48,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 89 states. [2020-08-22 16:48:48,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 106 transitions. [2020-08-22 16:48:48,895 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 106 transitions. Word has length 62 [2020-08-22 16:48:48,895 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 16:48:48,895 INFO L479 AbstractCegarLoop]: Abstraction has 89 states and 106 transitions. [2020-08-22 16:48:48,895 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-22 16:48:48,896 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 106 transitions. [2020-08-22 16:48:48,897 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-08-22 16:48:48,897 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 16:48:48,897 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 16:48:49,111 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-08-22 16:48:49,111 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 16:48:49,112 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 16:48:49,112 INFO L82 PathProgramCache]: Analyzing trace with hash 274449135, now seen corresponding path program 3 times [2020-08-22 16:48:49,113 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 16:48:49,113 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1633688993] [2020-08-22 16:48:49,113 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 16:48:49,143 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:49,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 16:48:49,206 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:49,223 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 16:48:49,229 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:49,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-22 16:48:49,239 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:49,243 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-08-22 16:48:49,244 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:49,262 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-22 16:48:49,264 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:49,266 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-22 16:48:49,268 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:49,298 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-08-22 16:48:49,300 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:49,307 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-08-22 16:48:49,307 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1633688993] [2020-08-22 16:48:49,307 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [1889359207] [2020-08-22 16:48:49,308 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST2 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-08-22 16:48:49,452 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST2 issued 3 check-sat command(s) [2020-08-22 16:48:49,452 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-08-22 16:48:49,457 INFO L263 TraceCheckSpWp]: Trace formula consists of 292 conjuncts, 5 conjunts are in the unsatisfiable core [2020-08-22 16:48:49,465 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-08-22 16:48:49,514 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 10 proven. 1 refuted. 0 times theorem prover too weak. 16 trivial. 0 not checked. [2020-08-22 16:48:49,515 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-08-22 16:48:49,515 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 6] total 13 [2020-08-22 16:48:49,515 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1239310280] [2020-08-22 16:48:49,516 INFO L459 AbstractCegarLoop]: Interpolant automaton has 13 states [2020-08-22 16:48:49,516 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 16:48:49,516 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 13 interpolants. [2020-08-22 16:48:49,516 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=27, Invalid=129, Unknown=0, NotChecked=0, Total=156 [2020-08-22 16:48:49,517 INFO L87 Difference]: Start difference. First operand 89 states and 106 transitions. Second operand 13 states. [2020-08-22 16:48:49,959 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 16:48:49,960 INFO L93 Difference]: Finished difference Result 130 states and 153 transitions. [2020-08-22 16:48:49,960 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 15 states. [2020-08-22 16:48:49,960 INFO L78 Accepts]: Start accepts. Automaton has 13 states. Word has length 62 [2020-08-22 16:48:49,961 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 16:48:49,962 INFO L225 Difference]: With dead ends: 130 [2020-08-22 16:48:49,962 INFO L226 Difference]: Without dead ends: 95 [2020-08-22 16:48:49,963 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 97 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 22 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 67 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=100, Invalid=452, Unknown=0, NotChecked=0, Total=552 [2020-08-22 16:48:49,963 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 95 states. [2020-08-22 16:48:49,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 95 to 89. [2020-08-22 16:48:49,974 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 89 states. [2020-08-22 16:48:49,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 89 states to 89 states and 102 transitions. [2020-08-22 16:48:49,975 INFO L78 Accepts]: Start accepts. Automaton has 89 states and 102 transitions. Word has length 62 [2020-08-22 16:48:49,975 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 16:48:49,975 INFO L479 AbstractCegarLoop]: Abstraction has 89 states and 102 transitions. [2020-08-22 16:48:49,975 INFO L480 AbstractCegarLoop]: Interpolant automaton has 13 states. [2020-08-22 16:48:49,976 INFO L276 IsEmpty]: Start isEmpty. Operand 89 states and 102 transitions. [2020-08-22 16:48:49,976 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-08-22 16:48:49,977 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 16:48:49,977 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 16:48:50,190 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 6 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable9 [2020-08-22 16:48:50,190 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 16:48:50,191 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 16:48:50,191 INFO L82 PathProgramCache]: Analyzing trace with hash 1539067163, now seen corresponding path program 4 times [2020-08-22 16:48:50,191 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 16:48:50,191 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1837671744] [2020-08-22 16:48:50,192 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 16:48:50,207 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:50,231 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 16:48:50,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:50,245 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 16:48:50,251 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:50,256 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-22 16:48:50,258 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:50,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-08-22 16:48:50,261 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:50,274 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-22 16:48:50,276 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:50,304 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-08-22 16:48:50,306 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:50,307 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-08-22 16:48:50,308 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:50,313 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-08-22 16:48:50,314 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1837671744] [2020-08-22 16:48:50,314 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [636572735] [2020-08-22 16:48:50,314 INFO L93 rtionOrderModulation]: Changing assertion order to TERMS_WITH_SMALL_CONSTANTS_FIRST No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 7 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-08-22 16:48:50,427 INFO L228 tOrderPrioritization]: Assert order TERMS_WITH_SMALL_CONSTANTS_FIRST issued 0 check-sat command(s) [2020-08-22 16:48:50,428 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-08-22 16:48:50,429 INFO L263 TraceCheckSpWp]: Trace formula consists of 297 conjuncts, 6 conjunts are in the unsatisfiable core [2020-08-22 16:48:50,432 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-08-22 16:48:50,461 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 11 proven. 2 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-08-22 16:48:50,461 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-08-22 16:48:50,461 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 11 [2020-08-22 16:48:50,462 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1815177104] [2020-08-22 16:48:50,462 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-22 16:48:50,463 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 16:48:50,463 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-22 16:48:50,463 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-08-22 16:48:50,463 INFO L87 Difference]: Start difference. First operand 89 states and 102 transitions. Second operand 11 states. [2020-08-22 16:48:50,946 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 16:48:50,946 INFO L93 Difference]: Finished difference Result 104 states and 116 transitions. [2020-08-22 16:48:50,947 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-08-22 16:48:50,947 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 62 [2020-08-22 16:48:50,947 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 16:48:50,948 INFO L225 Difference]: With dead ends: 104 [2020-08-22 16:48:50,951 INFO L226 Difference]: Without dead ends: 63 [2020-08-22 16:48:50,952 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 93 GetRequests, 75 SyntacticMatches, 0 SemanticMatches, 18 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 35 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=85, Invalid=295, Unknown=0, NotChecked=0, Total=380 [2020-08-22 16:48:50,957 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2020-08-22 16:48:50,973 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2020-08-22 16:48:50,973 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2020-08-22 16:48:50,974 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 69 transitions. [2020-08-22 16:48:50,974 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 69 transitions. Word has length 62 [2020-08-22 16:48:50,976 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 16:48:50,976 INFO L479 AbstractCegarLoop]: Abstraction has 63 states and 69 transitions. [2020-08-22 16:48:50,977 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-22 16:48:50,977 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 69 transitions. [2020-08-22 16:48:50,978 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-08-22 16:48:50,978 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 16:48:50,978 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 16:48:51,179 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10,7 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-08-22 16:48:51,179 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 16:48:51,180 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 16:48:51,180 INFO L82 PathProgramCache]: Analyzing trace with hash 1890427347, now seen corresponding path program 1 times [2020-08-22 16:48:51,180 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 16:48:51,180 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1911797753] [2020-08-22 16:48:51,181 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 16:48:51,212 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:51,423 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 16:48:51,424 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:51,458 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 16:48:51,466 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:51,485 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-22 16:48:51,492 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:51,499 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-08-22 16:48:51,501 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:51,534 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-22 16:48:51,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:51,541 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-22 16:48:51,544 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:51,604 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-22 16:48:51,605 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:51,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-08-22 16:48:51,609 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:51,660 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 11 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-08-22 16:48:51,662 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1911797753] [2020-08-22 16:48:51,662 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [72500228] [2020-08-22 16:48:51,662 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 8 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-08-22 16:48:51,788 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:51,790 INFO L263 TraceCheckSpWp]: Trace formula consists of 321 conjuncts, 37 conjunts are in the unsatisfiable core [2020-08-22 16:48:51,793 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-08-22 16:48:51,844 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 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 11 treesize of output 7 [2020-08-22 16:48:51,845 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-08-22 16:48:51,847 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-08-22 16:48:51,847 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-08-22 16:48:51,847 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:11, output treesize:7 [2020-08-22 16:48:52,467 INFO L350 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2020-08-22 16:48:52,468 INFO L384 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 2 new quantified variables, introduced 1 case distinctions, treesize of input 73 treesize of output 61 [2020-08-22 16:48:52,471 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-08-22 16:48:52,473 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-08-22 16:48:52,568 INFO L625 ElimStorePlain]: treesize reduction 35, result has 47.8 percent of original size [2020-08-22 16:48:52,570 INFO L545 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-08-22 16:48:52,570 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 6 variables, input treesize:76, output treesize:31 [2020-08-22 16:48:52,659 WARN L333 FreeRefinementEngine]: Interpolation failed due to KNOWN_DEPENDING: Possible infinite loop detected aux_div_70 already exists [2020-08-22 16:48:52,659 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-22 16:48:52,660 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-08-22 16:48:52,660 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1463527249] [2020-08-22 16:48:52,660 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-08-22 16:48:52,660 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 16:48:52,661 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-08-22 16:48:52,661 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=79, Invalid=623, Unknown=0, NotChecked=0, Total=702 [2020-08-22 16:48:52,662 INFO L87 Difference]: Start difference. First operand 63 states and 69 transitions. Second operand 18 states. [2020-08-22 16:48:53,830 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 16:48:53,830 INFO L93 Difference]: Finished difference Result 76 states and 84 transitions. [2020-08-22 16:48:53,831 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-08-22 16:48:53,831 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 71 [2020-08-22 16:48:53,831 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 16:48:53,832 INFO L225 Difference]: With dead ends: 76 [2020-08-22 16:48:53,832 INFO L226 Difference]: Without dead ends: 72 [2020-08-22 16:48:53,833 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 115 GetRequests, 73 SyntacticMatches, 2 SemanticMatches, 40 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 306 ImplicationChecksByTransitivity, 1.4s TimeCoverageRelationStatistics Valid=206, Invalid=1516, Unknown=0, NotChecked=0, Total=1722 [2020-08-22 16:48:53,834 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2020-08-22 16:48:53,841 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 66. [2020-08-22 16:48:53,841 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2020-08-22 16:48:53,841 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 73 transitions. [2020-08-22 16:48:53,842 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 73 transitions. Word has length 71 [2020-08-22 16:48:53,842 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 16:48:53,842 INFO L479 AbstractCegarLoop]: Abstraction has 66 states and 73 transitions. [2020-08-22 16:48:53,842 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-08-22 16:48:53,842 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 73 transitions. [2020-08-22 16:48:53,843 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-08-22 16:48:53,843 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 16:48:53,843 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 16:48:54,059 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11,8 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-08-22 16:48:54,060 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 16:48:54,060 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 16:48:54,061 INFO L82 PathProgramCache]: Analyzing trace with hash 818416110, now seen corresponding path program 2 times [2020-08-22 16:48:54,061 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 16:48:54,062 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [621578199] [2020-08-22 16:48:54,062 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 16:48:54,077 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:54,114 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 16:48:54,115 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:54,129 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-22 16:48:54,141 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:54,152 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-22 16:48:54,153 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:54,156 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-08-22 16:48:54,157 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:54,174 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-22 16:48:54,176 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:54,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-22 16:48:54,180 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:54,181 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-22 16:48:54,182 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:54,184 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-08-22 16:48:54,185 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:54,208 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-08-22 16:48:54,208 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [621578199] [2020-08-22 16:48:54,208 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [279662477] [2020-08-22 16:48:54,208 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 9 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-08-22 16:48:54,325 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-08-22 16:48:54,325 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-08-22 16:48:54,327 INFO L263 TraceCheckSpWp]: Trace formula consists of 328 conjuncts, 6 conjunts are in the unsatisfiable core [2020-08-22 16:48:54,329 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-08-22 16:48:54,359 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-08-22 16:48:54,360 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-08-22 16:48:54,360 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10, 7] total 11 [2020-08-22 16:48:54,360 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [755115493] [2020-08-22 16:48:54,361 INFO L459 AbstractCegarLoop]: Interpolant automaton has 11 states [2020-08-22 16:48:54,361 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 16:48:54,361 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 11 interpolants. [2020-08-22 16:48:54,361 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=22, Invalid=88, Unknown=0, NotChecked=0, Total=110 [2020-08-22 16:48:54,362 INFO L87 Difference]: Start difference. First operand 66 states and 73 transitions. Second operand 11 states. [2020-08-22 16:48:54,690 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 16:48:54,690 INFO L93 Difference]: Finished difference Result 83 states and 91 transitions. [2020-08-22 16:48:54,690 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-22 16:48:54,691 INFO L78 Accepts]: Start accepts. Automaton has 11 states. Word has length 72 [2020-08-22 16:48:54,691 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 16:48:54,691 INFO L225 Difference]: With dead ends: 83 [2020-08-22 16:48:54,691 INFO L226 Difference]: Without dead ends: 0 [2020-08-22 16:48:54,692 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 99 GetRequests, 84 SyntacticMatches, 0 SemanticMatches, 15 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 24 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=60, Invalid=212, Unknown=0, NotChecked=0, Total=272 [2020-08-22 16:48:54,692 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-22 16:48:54,694 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-22 16:48:54,694 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-22 16:48:54,694 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-22 16:48:54,694 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 72 [2020-08-22 16:48:54,694 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 16:48:54,694 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-22 16:48:54,695 INFO L480 AbstractCegarLoop]: Interpolant automaton has 11 states. [2020-08-22 16:48:54,695 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-22 16:48:54,695 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-22 16:48:54,898 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 9 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable12 [2020-08-22 16:48:54,902 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-22 16:48:55,298 WARN L193 SmtUtils]: Spent 204.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 62 [2020-08-22 16:48:55,494 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 50 [2020-08-22 16:48:55,690 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 48 [2020-08-22 16:48:55,880 WARN L193 SmtUtils]: Spent 170.00 ms on a formula simplification. DAG size of input: 62 DAG size of output: 54 [2020-08-22 16:48:56,069 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 60 DAG size of output: 42 [2020-08-22 16:48:56,237 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-22 16:48:56,238 INFO L264 CegarLoopResult]: At program point ULTIMATE.initENTRY(line -1) the Hoare annotation is: (and (= |old(#NULL.base)| |#NULL.base|) (= |#NULL.offset| |old(#NULL.offset)|) (= |old(#valid)| |#valid|)) [2020-08-22 16:48:56,238 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-22 16:48:56,238 INFO L271 CegarLoopResult]: At program point L561(line 561) the Hoare annotation is: true [2020-08-22 16:48:56,238 INFO L271 CegarLoopResult]: At program point myexitENTRY(lines 560 562) the Hoare annotation is: true [2020-08-22 16:48:56,238 INFO L268 CegarLoopResult]: For program point myexitEXIT(lines 560 562) no Hoare annotation was computed. [2020-08-22 16:48:56,238 INFO L268 CegarLoopResult]: For program point sll_destroyEXIT(lines 581 587) no Hoare annotation was computed. [2020-08-22 16:48:56,238 INFO L271 CegarLoopResult]: At program point L582-2(lines 582 586) the Hoare annotation is: true [2020-08-22 16:48:56,239 INFO L264 CegarLoopResult]: At program point sll_destroyENTRY(lines 581 587) the Hoare annotation is: (= |old(#valid)| |#valid|) [2020-08-22 16:48:56,239 INFO L268 CegarLoopResult]: For program point L582-3(lines 581 587) no Hoare annotation was computed. [2020-08-22 16:48:56,239 INFO L268 CegarLoopResult]: For program point sll_update_atFINAL(lines 595 601) no Hoare annotation was computed. [2020-08-22 16:48:56,239 INFO L264 CegarLoopResult]: At program point L596-2(lines 596 599) the Hoare annotation is: (let ((.cse0 (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (.cse1 (= |#memory_int| |old(#memory_int)|)) (.cse5 (= sll_update_at_~data |sll_update_at_#in~data|)) (.cse2 (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|))) (let ((.cse3 (and .cse0 (= |sll_update_at_#in~head.base| sll_update_at_~head.base) .cse1 (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (= |sll_update_at_#in~index| sll_update_at_~index) .cse5 .cse2))) (and (or (and .cse0 .cse1 (<= 1 |sll_update_at_#in~index|) .cse2) .cse3) (let ((.cse6 (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|))) (or (let ((.cse4 (+ |sll_update_at_#in~head.offset| 4))) (and (= (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) .cse4) sll_update_at_~head.offset) .cse5 .cse6 (= (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) .cse4) sll_update_at_~head.base))) (and .cse6 (<= 2 |sll_update_at_#in~index|)) .cse3))))) [2020-08-22 16:48:56,239 INFO L268 CegarLoopResult]: For program point L596-3(lines 596 599) no Hoare annotation was computed. [2020-08-22 16:48:56,239 INFO L268 CegarLoopResult]: For program point sll_update_atEXIT(lines 595 601) no Hoare annotation was computed. [2020-08-22 16:48:56,239 INFO L264 CegarLoopResult]: At program point sll_update_atENTRY(lines 595 601) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) [2020-08-22 16:48:56,239 INFO L268 CegarLoopResult]: For program point __bswap_32ENTRY(lines 63 67) no Hoare annotation was computed. [2020-08-22 16:48:56,240 INFO L268 CegarLoopResult]: For program point __bswap_32FINAL(lines 63 67) no Hoare annotation was computed. [2020-08-22 16:48:56,240 INFO L268 CegarLoopResult]: For program point __bswap_32EXIT(lines 63 67) no Hoare annotation was computed. [2020-08-22 16:48:56,240 INFO L264 CegarLoopResult]: At program point L575(line 575) the Hoare annotation is: (or (= (select |#valid| sll_create_~head~0.base) 1) (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |sll_create_#in~len| sll_create_~len) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|))) [2020-08-22 16:48:56,240 INFO L268 CegarLoopResult]: For program point sll_createEXIT(lines 572 580) no Hoare annotation was computed. [2020-08-22 16:48:56,240 INFO L268 CegarLoopResult]: For program point L575-1(line 575) no Hoare annotation was computed. [2020-08-22 16:48:56,241 INFO L268 CegarLoopResult]: For program point L574-2(lines 574 578) no Hoare annotation was computed. [2020-08-22 16:48:56,241 INFO L264 CegarLoopResult]: At program point L574-3(lines 574 578) the Hoare annotation is: (let ((.cse0 (= (select |#valid| sll_create_~head~0.base) 1))) (or (and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) .cse0 (= sll_create_~head~0.offset 0)) (and .cse0 (<= |sll_create_#in~len| (+ sll_create_~len 1))) (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |sll_create_#in~len| sll_create_~len) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)))) [2020-08-22 16:48:56,241 INFO L268 CegarLoopResult]: For program point L574-4(lines 574 578) no Hoare annotation was computed. [2020-08-22 16:48:56,241 INFO L264 CegarLoopResult]: At program point sll_createENTRY(lines 572 580) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2020-08-22 16:48:56,242 INFO L268 CegarLoopResult]: For program point sll_createFINAL(lines 572 580) no Hoare annotation was computed. [2020-08-22 16:48:56,242 INFO L268 CegarLoopResult]: For program point __bswap_64ENTRY(lines 68 72) no Hoare annotation was computed. [2020-08-22 16:48:56,242 INFO L268 CegarLoopResult]: For program point __bswap_64FINAL(lines 68 72) no Hoare annotation was computed. [2020-08-22 16:48:56,242 INFO L268 CegarLoopResult]: For program point __bswap_64EXIT(lines 68 72) no Hoare annotation was computed. [2020-08-22 16:48:56,242 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-22 16:48:56,242 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-08-22 16:48:56,243 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-22 16:48:56,243 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-22 16:48:56,243 INFO L271 CegarLoopResult]: At program point sll_get_data_atENTRY(lines 588 594) the Hoare annotation is: true [2020-08-22 16:48:56,243 INFO L268 CegarLoopResult]: For program point sll_get_data_atFINAL(lines 588 594) no Hoare annotation was computed. [2020-08-22 16:48:56,243 INFO L264 CegarLoopResult]: At program point L589-2(lines 589 592) the Hoare annotation is: (let ((.cse0 (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|))) (or (and .cse0 (<= 2 |sll_get_data_at_#in~index|)) (and (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|)) (let ((.cse1 (+ |sll_get_data_at_#in~head.offset| 4))) (and (= (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) .cse1) sll_get_data_at_~head.offset) .cse0 (<= 1 |sll_get_data_at_#in~index|) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) .cse1)))) (forall ((v_main_~s~0.offset_BEFORE_CALL_3 Int) (v_main_~s~0.base_BEFORE_CALL_3 Int)) (let ((.cse3 (+ v_main_~s~0.offset_BEFORE_CALL_3 4))) (let ((.cse2 (select (select |#memory_$Pointer$.base| v_main_~s~0.base_BEFORE_CALL_3) .cse3))) (or (= v_main_~s~0.base_BEFORE_CALL_3 .cse2) (not (= (mod (+ (select (select |#memory_int| .cse2) (select (select |#memory_$Pointer$.offset| v_main_~s~0.base_BEFORE_CALL_3) .cse3)) 1) (- 2)) 0)))))))) [2020-08-22 16:48:56,243 INFO L268 CegarLoopResult]: For program point L589-3(lines 589 592) no Hoare annotation was computed. [2020-08-22 16:48:56,243 INFO L268 CegarLoopResult]: For program point sll_get_data_atEXIT(lines 588 594) no Hoare annotation was computed. [2020-08-22 16:48:56,244 INFO L264 CegarLoopResult]: At program point L609(line 609) the Hoare annotation is: (let ((.cse6 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse0 (not (= .cse6 main_~s~0.base))) (.cse2 (* 2 main_~len~0)) (.cse3 (= main_~s~0.offset 0))) (or (let ((.cse1 (+ main_~new_data~0 1))) (and .cse0 (<= 2 main_~len~0) (<= .cse1 .cse2) (<= main_~len~0 (+ main_~i~0 1)) (<= .cse2 .cse1) .cse3 (<= main_~i~0 1))) (let ((.cse5 (+ main_~new_data~0 2)) (.cse4 (+ (select (select |#memory_int| .cse6) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1))) (and (<= .cse2 .cse4) .cse0 (<= main_~len~0 2) (<= (+ main_~i~0 2) main_~len~0) (<= .cse5 .cse2) (<= 0 main_~i~0) (<= .cse2 .cse5) (<= .cse4 .cse2) .cse3))))) [2020-08-22 16:48:56,244 INFO L268 CegarLoopResult]: For program point L611-2(lines 611 616) no Hoare annotation was computed. [2020-08-22 16:48:56,244 INFO L268 CegarLoopResult]: For program point L609-1(lines 607 610) no Hoare annotation was computed. [2020-08-22 16:48:56,244 INFO L264 CegarLoopResult]: At program point L611-3(lines 611 616) the Hoare annotation is: (let ((.cse4 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (let ((.cse10 (+ .cse4 2)) (.cse19 (+ main_~new_data~0 2)) (.cse11 (* 2 main_~len~0))) (let ((.cse2 (<= 2 main_~len~0)) (.cse3 (<= .cse19 .cse11)) (.cse15 (select |#memory_$Pointer$.offset| main_~s~0.base)) (.cse5 (+ main_~i~0 main_~len~0)) (.cse7 (<= .cse11 .cse10)) (.cse6 (<= .cse11 .cse19)) (.cse9 (= main_~s~0.offset 0)) (.cse12 (<= main_~i~0 1)) (.cse16 (select |#memory_$Pointer$.base| main_~s~0.base))) (or (and (<= main_~len~0 2) (let ((.cse14 (select .cse16 4))) (let ((.cse13 (+ (select (select |#memory_int| .cse14) (select .cse15 4)) 1))) (let ((.cse0 (<= .cse11 .cse13)) (.cse1 (not (= .cse14 main_~s~0.base))) (.cse8 (<= .cse13 .cse11))) (or (and .cse0 .cse1 .cse2 (<= (+ main_~i~0 2) main_~len~0) .cse3 (<= .cse4 .cse5) .cse6 .cse7 .cse8 .cse9) (and .cse0 .cse1 (<= .cse4 main_~expected~0) .cse2 .cse3 .cse6 .cse7 .cse8 .cse9 (<= .cse10 .cse11) .cse12 (<= main_~expected~0 .cse4))))))) (let ((.cse18 (+ main_~s~0.offset 4))) (let ((.cse17 (select .cse16 .cse18))) (and (not (= .cse17 main_~s~0.base)) .cse2 .cse3 (= (* main_~len~0 2) (+ (select (select |#memory_int| .cse17) (select .cse15 .cse18)) 1)) (<= (+ .cse4 1) .cse5) .cse7 .cse6 .cse9 .cse12))))))) [2020-08-22 16:48:56,244 INFO L271 CegarLoopResult]: At program point L611-4(lines 611 616) the Hoare annotation is: true [2020-08-22 16:48:56,245 INFO L264 CegarLoopResult]: At program point L605(line 605) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (<= main_~len~0 2) (<= 2 main_~len~0) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2020-08-22 16:48:56,245 INFO L264 CegarLoopResult]: At program point L607-2(lines 607 610) the Hoare annotation is: (let ((.cse12 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse4 (* 2 main_~len~0)) (.cse11 (+ (select (select |#memory_int| .cse12) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1))) (let ((.cse0 (<= .cse4 .cse11)) (.cse1 (not (= .cse12 main_~s~0.base))) (.cse2 (<= main_~len~0 2)) (.cse5 (<= .cse11 .cse4)) (.cse6 (= main_~s~0.offset 0)) (.cse8 (<= main_~i~0 1))) (or (let ((.cse3 (+ main_~new_data~0 1))) (and .cse0 .cse1 .cse2 (<= .cse3 .cse4) (<= (+ main_~i~0 2) main_~len~0) (<= 0 main_~i~0) (<= .cse4 .cse3) .cse5 .cse6)) (let ((.cse7 (+ main_~i~0 1))) (and .cse1 (<= .cse7 main_~len~0) (<= 1 main_~i~0) (<= main_~len~0 .cse7) .cse6 .cse8)) (let ((.cse9 (+ main_~new_data~0 2)) (.cse10 (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2))) (and .cse0 .cse1 .cse2 (<= 2 main_~len~0) (<= .cse9 .cse4) (<= .cse4 .cse10) (<= .cse4 .cse9) .cse5 (<= .cse10 .cse4) .cse6 .cse8)))))) [2020-08-22 16:48:56,245 INFO L268 CegarLoopResult]: For program point L605-1(line 605) no Hoare annotation was computed. [2020-08-22 16:48:56,245 INFO L268 CegarLoopResult]: For program point L607-3(lines 607 610) no Hoare annotation was computed. [2020-08-22 16:48:56,245 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 602 621) no Hoare annotation was computed. [2020-08-22 16:48:56,246 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 602 621) no Hoare annotation was computed. [2020-08-22 16:48:56,246 INFO L264 CegarLoopResult]: At program point L614(lines 602 621) the Hoare annotation is: false [2020-08-22 16:48:56,246 INFO L268 CegarLoopResult]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 619) no Hoare annotation was computed. [2020-08-22 16:48:56,246 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 602 621) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2020-08-22 16:48:56,246 INFO L268 CegarLoopResult]: For program point L617(line 617) no Hoare annotation was computed. [2020-08-22 16:48:56,246 INFO L264 CegarLoopResult]: At program point L613(line 613) the Hoare annotation is: (let ((.cse9 (select |#memory_$Pointer$.base| main_~s~0.base))) (let ((.cse6 (select .cse9 4))) (let ((.cse10 (select (select |#memory_int| .cse6) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)))) (let ((.cse0 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (.cse13 (+ main_~new_data~0 2)) (.cse12 (* 2 main_~len~0)) (.cse11 (+ .cse10 1))) (let ((.cse5 (<= .cse12 .cse11)) (.cse1 (<= .cse13 .cse12)) (.cse2 (+ main_~i~0 main_~len~0)) (.cse3 (<= .cse12 (+ .cse0 2))) (.cse7 (<= .cse12 .cse13)) (.cse4 (<= .cse11 .cse12)) (.cse8 (= main_~s~0.offset 0))) (or (and (<= main_~len~0 2) (<= .cse0 main_~expected~0) (<= (+ main_~i~0 2) main_~len~0) .cse1 (<= .cse0 .cse2) .cse3 .cse4 .cse5 (not (= .cse6 main_~s~0.base)) (<= 0 main_~i~0) .cse7 .cse8 (<= main_~expected~0 .cse0)) (and .cse5 (<= 2 main_~len~0) (not (= (select .cse9 (+ main_~s~0.offset 4)) main_~s~0.base)) (<= .cse10 main_~expected~0) .cse1 (<= main_~expected~0 .cse10) (<= (+ .cse0 1) .cse2) .cse3 .cse7 .cse4 .cse8 (<= main_~i~0 1)))))))) [2020-08-22 16:48:56,247 INFO L268 CegarLoopResult]: For program point L613-1(line 613) no Hoare annotation was computed. [2020-08-22 16:48:56,247 INFO L268 CegarLoopResult]: For program point L613-2(lines 613 615) no Hoare annotation was computed. [2020-08-22 16:48:56,247 INFO L264 CegarLoopResult]: At program point node_createENTRY(lines 563 571) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2020-08-22 16:48:56,247 INFO L268 CegarLoopResult]: For program point node_createFINAL(lines 563 571) no Hoare annotation was computed. [2020-08-22 16:48:56,247 INFO L271 CegarLoopResult]: At program point L566(line 566) the Hoare annotation is: true [2020-08-22 16:48:56,247 INFO L268 CegarLoopResult]: For program point node_createEXIT(lines 563 571) no Hoare annotation was computed. [2020-08-22 16:48:56,248 INFO L268 CegarLoopResult]: For program point L565(lines 565 567) no Hoare annotation was computed. [2020-08-22 16:48:56,248 INFO L268 CegarLoopResult]: For program point L565-1(lines 565 567) no Hoare annotation was computed. [2020-08-22 16:48:56,261 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,262 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,263 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2020-08-22 16:48:56,263 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,263 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2020-08-22 16:48:56,264 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2020-08-22 16:48:56,264 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,264 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2020-08-22 16:48:56,264 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2020-08-22 16:48:56,264 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,265 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2020-08-22 16:48:56,265 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2020-08-22 16:48:56,268 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,268 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,268 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,268 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,269 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,269 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,274 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,274 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,275 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2020-08-22 16:48:56,275 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,275 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2020-08-22 16:48:56,275 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2020-08-22 16:48:56,275 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,276 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2020-08-22 16:48:56,276 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2020-08-22 16:48:56,276 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,276 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2020-08-22 16:48:56,276 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2020-08-22 16:48:56,277 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,277 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,277 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,277 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,277 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,278 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,281 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,284 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,284 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,287 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,288 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,288 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,289 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,289 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,289 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,290 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,290 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,290 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,291 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,292 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,292 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,292 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,293 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,293 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,293 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,294 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,295 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,295 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,295 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,295 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,296 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,296 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,296 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,296 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,297 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,297 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,297 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,297 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,297 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,298 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,298 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,298 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,298 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,299 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,299 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,308 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,308 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,308 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,309 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,309 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,309 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,309 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,310 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,310 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,310 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,312 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,312 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,313 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,313 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,314 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,314 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,316 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,316 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,317 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,317 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,317 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,318 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,318 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,318 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,318 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,319 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,319 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,319 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,319 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,320 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,320 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,320 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,320 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,321 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,321 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,321 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,322 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,322 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,322 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,328 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,328 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,328 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,328 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,329 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,329 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,329 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,329 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,329 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,330 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,330 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,330 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,331 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,331 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,331 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,331 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,332 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,332 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,332 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,332 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,332 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,333 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,333 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,333 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,333 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,333 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,334 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,334 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,334 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,334 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,334 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,335 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,335 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,335 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,337 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,337 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,338 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,338 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,338 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,338 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,339 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,339 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,339 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,339 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,339 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,340 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,340 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,340 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,340 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,340 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,341 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,341 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,341 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,341 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,341 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,341 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,342 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,342 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,342 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,342 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,342 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,343 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,343 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,343 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,343 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,343 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,343 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,344 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,344 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,345 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,345 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,345 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,345 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,346 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,346 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,346 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,346 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,347 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,347 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,347 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,348 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,348 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,348 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,348 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,349 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,349 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,349 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,349 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,349 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,350 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,350 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,350 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,350 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,350 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,351 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,351 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,352 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,352 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,352 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,352 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,353 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,353 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,353 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,353 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,354 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,354 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,354 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,354 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,355 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,355 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,355 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,355 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,356 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,356 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,356 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,356 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,356 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,357 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,357 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,357 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,357 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,357 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,358 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,358 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,359 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,360 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,360 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,360 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,360 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,360 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,361 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,361 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,361 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-08-22 16:48:56,361 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-08-22 16:48:56,361 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,362 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,362 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,362 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,362 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,363 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,363 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,363 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,363 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,364 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,364 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,364 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,364 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-08-22 16:48:56,364 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-08-22 16:48:56,364 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,365 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,365 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,365 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,367 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 22.08 04:48:56 BoogieIcfgContainer [2020-08-22 16:48:56,367 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-22 16:48:56,369 INFO L168 Benchmark]: Toolchain (without parser) took 34812.76 ms. Allocated memory was 138.4 MB in the beginning and 406.3 MB in the end (delta: 267.9 MB). Free memory was 99.0 MB in the beginning and 96.6 MB in the end (delta: 2.4 MB). Peak memory consumption was 270.3 MB. Max. memory is 7.1 GB. [2020-08-22 16:48:56,369 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 138.4 MB. Free memory was 118.7 MB in the beginning and 118.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. [2020-08-22 16:48:56,370 INFO L168 Benchmark]: CACSL2BoogieTranslator took 566.61 ms. Allocated memory was 138.4 MB in the beginning and 201.9 MB in the end (delta: 63.4 MB). Free memory was 98.8 MB in the beginning and 167.3 MB in the end (delta: -68.5 MB). Peak memory consumption was 23.2 MB. Max. memory is 7.1 GB. [2020-08-22 16:48:56,370 INFO L168 Benchmark]: Boogie Preprocessor took 63.97 ms. Allocated memory is still 201.9 MB. Free memory was 167.3 MB in the beginning and 164.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. [2020-08-22 16:48:56,371 INFO L168 Benchmark]: RCFGBuilder took 589.53 ms. Allocated memory is still 201.9 MB. Free memory was 164.1 MB in the beginning and 116.4 MB in the end (delta: 47.7 MB). Peak memory consumption was 47.7 MB. Max. memory is 7.1 GB. [2020-08-22 16:48:56,371 INFO L168 Benchmark]: TraceAbstraction took 33588.28 ms. Allocated memory was 201.9 MB in the beginning and 406.3 MB in the end (delta: 204.5 MB). Free memory was 115.8 MB in the beginning and 96.6 MB in the end (delta: 19.2 MB). Peak memory consumption was 223.7 MB. Max. memory is 7.1 GB. [2020-08-22 16:48:56,374 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 138.4 MB. Free memory was 118.7 MB in the beginning and 118.4 MB in the end (delta: 210.0 kB). Peak memory consumption was 210.0 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 566.61 ms. Allocated memory was 138.4 MB in the beginning and 201.9 MB in the end (delta: 63.4 MB). Free memory was 98.8 MB in the beginning and 167.3 MB in the end (delta: -68.5 MB). Peak memory consumption was 23.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 63.97 ms. Allocated memory is still 201.9 MB. Free memory was 167.3 MB in the beginning and 164.1 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 589.53 ms. Allocated memory is still 201.9 MB. Free memory was 164.1 MB in the beginning and 116.4 MB in the end (delta: 47.7 MB). Peak memory consumption was 47.7 MB. Max. memory is 7.1 GB. * TraceAbstraction took 33588.28 ms. Allocated memory was 201.9 MB in the beginning and 406.3 MB in the end (delta: 204.5 MB). Free memory was 115.8 MB in the beginning and 96.6 MB in the end (delta: 19.2 MB). Peak memory consumption was 223.7 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #length - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_int - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ - GenericResult: Unfinished Backtranslation unknown boogie variable #memory_$Pointer$ * Results from de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: - PositiveResult [Line: 619]: 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: 589]: Loop Invariant [2020-08-22 16:48:56,388 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,388 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,388 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2020-08-22 16:48:56,389 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,389 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2020-08-22 16:48:56,389 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2020-08-22 16:48:56,389 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,389 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2020-08-22 16:48:56,389 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2020-08-22 16:48:56,390 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,390 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2020-08-22 16:48:56,390 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2020-08-22 16:48:56,390 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,390 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,390 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,391 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,391 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,391 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,391 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,392 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,392 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2020-08-22 16:48:56,392 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,392 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2020-08-22 16:48:56,392 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2020-08-22 16:48:56,393 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,393 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2020-08-22 16:48:56,393 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2020-08-22 16:48:56,393 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,393 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.base_BEFORE_CALL_3,QUANTIFIED] [2020-08-22 16:48:56,393 WARN L417 cessorBacktranslator]: Identifier is quantified, using identity as back-translation of IdentifierExpression[v_main_~s~0.offset_BEFORE_CALL_3,QUANTIFIED] [2020-08-22 16:48:56,394 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,394 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,394 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,394 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,394 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,395 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: (((index + 1 <= \old(index) && 2 <= \old(index)) || ((\old(index) == index && head == head) && head == head)) || (((#memory_$Pointer$[head][head + 4] == head && index + 1 <= \old(index)) && 1 <= \old(index)) && head == #memory_$Pointer$[head][head + 4])) || (forall v_main_~s~0.offset_BEFORE_CALL_3 : int, v_main_~s~0.base_BEFORE_CALL_3 : int :: v_main_~s~0.base_BEFORE_CALL_3 == #memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_3][v_main_~s~0.offset_BEFORE_CALL_3 + 4] || !((unknown-#memory_int-unknown[#memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_3][v_main_~s~0.offset_BEFORE_CALL_3 + 4]][#memory_$Pointer$[v_main_~s~0.base_BEFORE_CALL_3][v_main_~s~0.offset_BEFORE_CALL_3 + 4]] + 1) % -2 == 0)) - InvariantResult [Line: 611]: Loop Invariant [2020-08-22 16:48:56,395 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,395 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,396 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,396 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,396 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,396 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,396 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,397 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,397 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,397 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,397 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,398 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,398 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,398 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,398 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,399 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,399 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,399 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,399 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,399 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,399 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,400 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,400 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,400 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,400 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,400 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,401 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,401 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,401 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,401 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,401 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,402 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,402 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,402 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,402 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,402 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,402 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,403 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,403 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,403 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,404 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,404 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,404 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,404 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,405 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,405 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,405 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,405 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,406 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,406 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,406 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,406 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,407 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,407 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,407 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,407 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,407 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,408 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,408 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,408 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,408 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,408 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,409 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,409 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,409 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,410 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,410 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,410 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,410 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,411 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,411 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,411 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,411 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,412 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,412 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,412 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,412 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,413 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: (len <= 2 && ((((((((((2 * len <= unknown-#memory_int-unknown[#memory_$Pointer$[s][4]][#memory_$Pointer$[s][4]] + 1 && !(#memory_$Pointer$[s][4] == s)) && 2 <= len) && i + 2 <= len) && new_data + 2 <= 2 * len) && unknown-#memory_int-unknown[s][s] <= i + len) && 2 * len <= new_data + 2) && 2 * len <= unknown-#memory_int-unknown[s][s] + 2) && unknown-#memory_int-unknown[#memory_$Pointer$[s][4]][#memory_$Pointer$[s][4]] + 1 <= 2 * len) && s == 0) || (((((((((((2 * len <= unknown-#memory_int-unknown[#memory_$Pointer$[s][4]][#memory_$Pointer$[s][4]] + 1 && !(#memory_$Pointer$[s][4] == s)) && unknown-#memory_int-unknown[s][s] <= expected) && 2 <= len) && new_data + 2 <= 2 * len) && 2 * len <= new_data + 2) && 2 * len <= unknown-#memory_int-unknown[s][s] + 2) && unknown-#memory_int-unknown[#memory_$Pointer$[s][4]][#memory_$Pointer$[s][4]] + 1 <= 2 * len) && s == 0) && unknown-#memory_int-unknown[s][s] + 2 <= 2 * len) && i <= 1) && expected <= unknown-#memory_int-unknown[s][s]))) || ((((((((!(#memory_$Pointer$[s][s + 4] == s) && 2 <= len) && new_data + 2 <= 2 * len) && len * 2 == unknown-#memory_int-unknown[#memory_$Pointer$[s][s + 4]][#memory_$Pointer$[s][s + 4]] + 1) && unknown-#memory_int-unknown[s][s] + 1 <= i + len) && 2 * len <= unknown-#memory_int-unknown[s][s] + 2) && 2 * len <= new_data + 2) && s == 0) && i <= 1) - InvariantResult [Line: 596]: Loop Invariant [2020-08-22 16:48:56,413 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,414 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,414 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,414 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,414 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,414 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,429 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,429 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,430 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,430 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,430 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,430 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,431 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,431 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,431 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,431 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,431 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,431 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,431 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,432 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,432 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,432 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,432 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,432 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,432 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,432 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,432 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,432 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,432 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,433 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,433 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,433 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,433 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,433 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,433 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,433 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,435 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,435 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,436 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,436 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,436 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,436 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,436 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,436 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,439 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,439 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,439 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,440 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,440 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,440 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,440 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,440 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,440 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,441 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,441 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,441 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,441 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,441 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,441 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,441 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,442 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,442 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,442 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,442 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,442 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,442 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,443 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,443 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: ((((#memory_$Pointer$ == \old(#memory_$Pointer$) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && 1 <= \old(index)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) || ((((((#memory_$Pointer$ == \old(#memory_$Pointer$) && head == head) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && head == head) && \old(index) == index) && data == \old(data)) && #memory_$Pointer$ == \old(#memory_$Pointer$))) && (((((#memory_$Pointer$[head][head + 4] == head && data == \old(data)) && index + 1 <= \old(index)) && #memory_$Pointer$[head][head + 4] == head) || (index + 1 <= \old(index) && 2 <= \old(index))) || ((((((#memory_$Pointer$ == \old(#memory_$Pointer$) && head == head) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && head == head) && \old(index) == index) && data == \old(data)) && #memory_$Pointer$ == \old(#memory_$Pointer$))) - InvariantResult [Line: 607]: Loop Invariant [2020-08-22 16:48:56,443 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,444 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,444 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,445 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,446 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,446 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,446 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,446 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,447 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,447 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,447 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,447 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,447 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,448 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,448 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,448 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,448 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,448 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,448 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,449 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,449 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,449 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,449 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,451 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,451 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,451 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,452 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,452 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,453 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,453 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,453 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,453 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,453 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,454 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,454 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,454 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,454 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,454 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,455 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,455 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,455 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,455 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,455 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,456 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,456 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,456 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,456 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,456 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,457 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,457 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,457 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,457 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,457 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,458 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,458 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,458 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: (((((((((2 * len <= unknown-#memory_int-unknown[#memory_$Pointer$[s][4]][#memory_$Pointer$[s][4]] + 1 && !(#memory_$Pointer$[s][4] == s)) && len <= 2) && new_data + 1 <= 2 * len) && i + 2 <= len) && 0 <= i) && 2 * len <= new_data + 1) && unknown-#memory_int-unknown[#memory_$Pointer$[s][4]][#memory_$Pointer$[s][4]] + 1 <= 2 * len) && s == 0) || (((((!(#memory_$Pointer$[s][4] == s) && i + 1 <= len) && 1 <= i) && len <= i + 1) && s == 0) && i <= 1)) || ((((((((((2 * len <= unknown-#memory_int-unknown[#memory_$Pointer$[s][4]][#memory_$Pointer$[s][4]] + 1 && !(#memory_$Pointer$[s][4] == s)) && len <= 2) && 2 <= len) && new_data + 2 <= 2 * len) && 2 * len <= unknown-#memory_int-unknown[s][s] + 2) && 2 * len <= new_data + 2) && unknown-#memory_int-unknown[#memory_$Pointer$[s][4]][#memory_$Pointer$[s][4]] + 1 <= 2 * len) && unknown-#memory_int-unknown[s][s] + 2 <= 2 * len) && s == 0) && i <= 1) - InvariantResult [Line: 561]: Loop Invariant Derived loop invariant: 1 - InvariantResult [Line: 574]: Loop Invariant [2020-08-22 16:48:56,458 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,459 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,459 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,459 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,459 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,459 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,459 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,460 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,460 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-08-22 16:48:56,460 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-08-22 16:48:56,461 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,461 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,461 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,461 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,462 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,463 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,463 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-22 16:48:56,463 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,463 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-22 16:48:56,463 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,463 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,464 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,464 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-08-22 16:48:56,464 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-08-22 16:48:56,464 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,464 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-22 16:48:56,464 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-22 16:48:56,464 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: (((!(head == #memory_$Pointer$[head][4]) && \valid[head] == 1) && head == 0) || (\valid[head] == 1 && \old(len) <= len + 1)) || (((((#memory_$Pointer$ == \old(#memory_$Pointer$) && \old(unknown-#length-unknown) == unknown-#length-unknown) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && \old(len) == len) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && \old(\valid) == \valid) - InvariantResult [Line: 602]: Loop Invariant Derived loop invariant: 0 - InvariantResult [Line: 582]: Loop Invariant Derived loop invariant: 1 - StatisticsResult: Ultimate Automizer benchmark data CFG has 11 procedures, 62 locations, 1 error locations. Started 1 CEGAR loops. VerificationResult: SAFE, OverallTime: 32.0s, OverallIterations: 13, TraceHistogramMax: 2, AutomataDifference: 20.4s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.3s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 476 SDtfs, 886 SDslu, 1868 SDs, 0 SdLazy, 4831 SolverSat, 539 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 4.3s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 833 GetRequests, 578 SyntacticMatches, 3 SemanticMatches, 252 ConstructedPredicates, 1 IntricatePredicates, 0 DeprecatedPredicates, 1325 ImplicationChecksByTransitivity, 20.5s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=93occurred in iteration=8, traceCheckStatistics: No data available, InterpolantConsolidationStatistics: No data available, PathInvariantsStatistics: No data available, 0/0 InterpolantCoveringCapability, TotalInterpolationStatistics: No data available, 0.0s DumpTime, AutomataMinimizationStatistics: 0.1s AutomataMinimizationTime, 13 MinimizatonAttempts, 95 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 24 LocationsWithAnnotation, 78 PreInvPairs, 119 NumberOfFragments, 1182 HoareAnnotationTreeSize, 78 FomulaSimplifications, 3332 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 24 FomulaSimplificationsInter, 913 FormulaSimplificationTreeSizeReductionInter, 1.1s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.1s SsaConstructionTime, 0.5s SatisfiabilityAnalysisTime, 7.1s InterpolantComputationTime, 1085 NumberOfCodeBlocks, 1083 NumberOfCodeBlocksAsserted, 24 NumberOfCheckSat, 1065 ConstructedInterpolants, 8 QuantifiedInterpolants, 278161 SizeOfPredicates, 40 NumberOfNonLiveVariables, 1918 ConjunctsInSsa, 139 ConjunctsInUnsatCore, 20 InterpolantComputations, 5 PerfectInterpolantSequences, 322/390 InterpolantCoveringCapability, INVARIANT_SYNTHESIS: No data available, INTERPOLANT_CONSOLIDATION: No data available, ABSTRACT_INTERPRETATION: No data available, PDR: No data available, ACCELERATED_INTERPOLATION: No data available, SIFA: No data available, ReuseStatistics: No data available RESULT: Ultimate proved your program to be correct! Received shutdown request...