/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 --traceabstraction.trace.refinement.strategy FIXED_PREFERENCES --traceabstraction.compute.interpolants.along.a.counterexample Craig_NestedInterpolation --traceabstraction.smt.solver Internal_SMTInterpol --traceabstraction.compute.trace.for.counterexample.result false --traceabstraction.use.minimal.unsat.core.enumeration true --traceabstraction.additional.smt.options enumeration-timeout=1000 --traceabstraction.additional.smt.options interpolation-heuristic=SMALLEST --traceabstraction.additional.smt.options log-additional-information=true -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 0.1.25-177f698 [2020-08-21 16:33:50,848 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-21 16:33:50,851 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-21 16:33:50,883 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-21 16:33:50,883 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-21 16:33:50,895 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-21 16:33:50,896 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-21 16:33:50,899 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-21 16:33:50,902 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-21 16:33:50,904 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-21 16:33:50,907 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-21 16:33:50,909 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-21 16:33:50,909 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-21 16:33:50,912 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-21 16:33:50,914 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-21 16:33:50,915 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-21 16:33:50,916 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-21 16:33:50,917 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-21 16:33:50,919 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-21 16:33:50,925 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-21 16:33:50,928 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-21 16:33:50,929 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-21 16:33:50,931 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-21 16:33:50,931 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-21 16:33:50,936 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-21 16:33:50,936 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-21 16:33:50,936 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-21 16:33:50,939 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-21 16:33:50,940 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-21 16:33:50,942 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-21 16:33:50,942 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-21 16:33:50,943 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-21 16:33:50,943 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-21 16:33:50,944 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-21 16:33:50,945 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-21 16:33:50,945 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-21 16:33:50,946 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-21 16:33:50,946 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-21 16:33:50,946 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-21 16:33:50,947 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-21 16:33:50,949 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-21 16:33:50,950 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-21 16:33:50,996 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-21 16:33:50,996 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-21 16:33:50,998 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-21 16:33:50,998 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-21 16:33:50,998 INFO L138 SettingsManager]: * Use SBE=true [2020-08-21 16:33:50,998 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-21 16:33:50,999 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-21 16:33:50,999 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-21 16:33:50,999 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-21 16:33:50,999 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-21 16:33:51,000 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-21 16:33:51,001 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-21 16:33:51,001 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-21 16:33:51,001 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-21 16:33:51,001 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-21 16:33:51,002 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-21 16:33:51,002 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-21 16:33:51,002 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-21 16:33:51,002 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-21 16:33:51,003 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-21 16:33:51,003 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-21 16:33:51,003 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-21 16:33:51,003 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-21 16:33:51,003 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-21 16:33:51,004 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-21 16:33:51,004 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-21 16:33:51,004 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-21 16:33:51,004 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-21 16:33:51,004 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-21 16:33:51,005 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Trace refinement strategy -> FIXED_PREFERENCES Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute Interpolants along a Counterexample -> Craig_NestedInterpolation Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: SMT solver -> Internal_SMTInterpol Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Compute trace for counterexample result -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Use minimal unsat core enumeration -> true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction: Additional SMT options -> enumeration-timeout=1000;interpolation-heuristic=SMALLEST;log-additional-information=true; [2020-08-21 16:33:51,295 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-21 16:33:51,307 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-21 16:33:51,311 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-21 16:33:51,312 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-21 16:33:51,313 INFO L275 PluginConnector]: CDTParser initialized [2020-08-21 16:33:51,313 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/list-simple/sll2n_update_all_reverse.i [2020-08-21 16:33:51,390 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9dd55841a/42522061f7a5446e8a777e864bbf5e4b/FLAGdea549ff0 [2020-08-21 16:33:51,976 INFO L306 CDTParser]: Found 1 translation units. [2020-08-21 16:33:51,977 INFO L160 CDTParser]: Scanning /storage/repos/ultimate-2/trunk/examples/svcomp/list-simple/sll2n_update_all_reverse.i [2020-08-21 16:33:51,999 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9dd55841a/42522061f7a5446e8a777e864bbf5e4b/FLAGdea549ff0 [2020-08-21 16:33:52,207 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate-2/releaseScripts/default/UAutomizer-linux/data/9dd55841a/42522061f7a5446e8a777e864bbf5e4b [2020-08-21 16:33:52,216 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-21 16:33:52,217 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-21 16:33:52,218 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-21 16:33:52,219 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-21 16:33:52,222 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-21 16:33:52,223 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 04:33:52" (1/1) ... [2020-08-21 16:33:52,225 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@385a3b37 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 04:33:52, skipping insertion in model container [2020-08-21 16:33:52,225 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 21.08 04:33:52" (1/1) ... [2020-08-21 16:33:52,231 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-21 16:33:52,268 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-21 16:33:52,692 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 16:33:52,705 INFO L203 MainTranslator]: Completed pre-run [2020-08-21 16:33:52,793 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-21 16:33:52,844 INFO L208 MainTranslator]: Completed translation [2020-08-21 16:33:52,845 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 04:33:52 WrapperNode [2020-08-21 16:33:52,845 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-21 16:33:52,846 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-21 16:33:52,846 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-21 16:33:52,846 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-21 16:33:52,861 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 04:33:52" (1/1) ... [2020-08-21 16:33:52,861 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 04:33:52" (1/1) ... [2020-08-21 16:33:52,878 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 04:33:52" (1/1) ... [2020-08-21 16:33:52,879 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 04:33:52" (1/1) ... [2020-08-21 16:33:52,896 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 04:33:52" (1/1) ... [2020-08-21 16:33:52,905 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 04:33:52" (1/1) ... [2020-08-21 16:33:52,911 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 04:33:52" (1/1) ... [2020-08-21 16:33:52,918 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-21 16:33:52,918 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-21 16:33:52,918 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-21 16:33:52,919 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-21 16:33:52,920 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 04:33:52" (1/1) ... No working directory specified, using /storage/repos/ultimate-2/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 [2020-08-21 16:33:52,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-21 16:33:52,979 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-21 16:33:52,979 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2020-08-21 16:33:52,979 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2020-08-21 16:33:52,979 INFO L138 BoogieDeclarations]: Found implementation of procedure myexit [2020-08-21 16:33:52,980 INFO L138 BoogieDeclarations]: Found implementation of procedure node_create [2020-08-21 16:33:52,980 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_create [2020-08-21 16:33:52,980 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_destroy [2020-08-21 16:33:52,980 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_get_data_at [2020-08-21 16:33:52,980 INFO L138 BoogieDeclarations]: Found implementation of procedure sll_update_at [2020-08-21 16:33:52,980 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-21 16:33:52,981 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-21 16:33:52,981 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2020-08-21 16:33:52,981 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2020-08-21 16:33:52,981 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2020-08-21 16:33:52,981 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2020-08-21 16:33:52,982 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2020-08-21 16:33:52,982 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2020-08-21 16:33:52,982 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2020-08-21 16:33:52,982 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2020-08-21 16:33:52,982 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2020-08-21 16:33:52,982 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2020-08-21 16:33:52,982 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2020-08-21 16:33:52,983 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2020-08-21 16:33:52,983 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2020-08-21 16:33:52,983 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2020-08-21 16:33:52,983 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2020-08-21 16:33:52,983 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2020-08-21 16:33:52,983 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2020-08-21 16:33:52,984 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2020-08-21 16:33:52,984 INFO L130 BoogieDeclarations]: Found specification of procedure select [2020-08-21 16:33:52,984 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2020-08-21 16:33:52,984 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2020-08-21 16:33:52,984 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2020-08-21 16:33:52,984 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2020-08-21 16:33:52,985 INFO L130 BoogieDeclarations]: Found specification of procedure random [2020-08-21 16:33:52,985 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2020-08-21 16:33:52,985 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2020-08-21 16:33:52,985 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2020-08-21 16:33:52,985 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2020-08-21 16:33:52,985 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2020-08-21 16:33:52,985 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2020-08-21 16:33:52,986 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2020-08-21 16:33:52,986 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2020-08-21 16:33:52,986 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2020-08-21 16:33:52,986 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2020-08-21 16:33:52,986 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2020-08-21 16:33:52,986 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2020-08-21 16:33:52,986 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2020-08-21 16:33:52,987 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2020-08-21 16:33:52,987 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2020-08-21 16:33:52,987 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2020-08-21 16:33:52,987 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2020-08-21 16:33:52,987 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2020-08-21 16:33:52,987 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2020-08-21 16:33:52,988 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2020-08-21 16:33:52,988 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2020-08-21 16:33:52,988 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2020-08-21 16:33:52,988 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2020-08-21 16:33:52,988 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2020-08-21 16:33:52,988 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2020-08-21 16:33:52,989 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2020-08-21 16:33:52,989 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2020-08-21 16:33:52,989 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2020-08-21 16:33:52,989 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-21 16:33:52,989 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-08-21 16:33:52,989 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2020-08-21 16:33:52,989 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-21 16:33:52,990 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2020-08-21 16:33:52,990 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2020-08-21 16:33:52,990 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2020-08-21 16:33:52,990 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2020-08-21 16:33:52,990 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2020-08-21 16:33:52,990 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-08-21 16:33:52,991 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2020-08-21 16:33:52,991 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2020-08-21 16:33:52,991 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2020-08-21 16:33:52,991 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-08-21 16:33:52,991 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2020-08-21 16:33:52,991 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2020-08-21 16:33:52,991 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2020-08-21 16:33:52,992 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2020-08-21 16:33:52,992 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2020-08-21 16:33:52,992 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2020-08-21 16:33:52,992 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2020-08-21 16:33:52,992 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2020-08-21 16:33:52,992 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2020-08-21 16:33:52,993 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2020-08-21 16:33:52,993 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2020-08-21 16:33:52,993 INFO L130 BoogieDeclarations]: Found specification of procedure system [2020-08-21 16:33:52,993 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2020-08-21 16:33:52,993 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2020-08-21 16:33:52,993 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2020-08-21 16:33:52,993 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2020-08-21 16:33:52,994 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2020-08-21 16:33:52,994 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2020-08-21 16:33:52,994 INFO L130 BoogieDeclarations]: Found specification of procedure div [2020-08-21 16:33:52,994 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2020-08-21 16:33:52,994 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2020-08-21 16:33:52,994 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2020-08-21 16:33:52,994 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2020-08-21 16:33:52,994 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2020-08-21 16:33:52,995 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2020-08-21 16:33:52,995 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2020-08-21 16:33:52,995 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2020-08-21 16:33:52,995 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2020-08-21 16:33:52,995 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2020-08-21 16:33:52,995 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2020-08-21 16:33:52,995 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2020-08-21 16:33:52,996 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2020-08-21 16:33:52,996 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2020-08-21 16:33:52,996 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2020-08-21 16:33:52,996 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2020-08-21 16:33:52,996 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2020-08-21 16:33:52,996 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2020-08-21 16:33:52,996 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2020-08-21 16:33:52,997 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2020-08-21 16:33:52,997 INFO L130 BoogieDeclarations]: Found specification of procedure myexit [2020-08-21 16:33:52,997 INFO L130 BoogieDeclarations]: Found specification of procedure node_create [2020-08-21 16:33:52,997 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-21 16:33:52,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-21 16:33:52,997 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-21 16:33:52,997 INFO L130 BoogieDeclarations]: Found specification of procedure sll_create [2020-08-21 16:33:52,998 INFO L130 BoogieDeclarations]: Found specification of procedure sll_destroy [2020-08-21 16:33:52,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-21 16:33:52,998 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-21 16:33:52,998 INFO L130 BoogieDeclarations]: Found specification of procedure sll_get_data_at [2020-08-21 16:33:52,998 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-21 16:33:52,998 INFO L130 BoogieDeclarations]: Found specification of procedure sll_update_at [2020-08-21 16:33:52,998 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-21 16:33:52,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-21 16:33:52,999 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-21 16:33:53,369 INFO L732 $ProcedureCfgBuilder]: dead code at ProgramPoint myexitFINAL: assume true; [2020-08-21 16:33:53,539 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-21 16:33:53,540 INFO L295 CfgBuilder]: Removed 6 assume(true) statements. [2020-08-21 16:33:53,547 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 04:33:53 BoogieIcfgContainer [2020-08-21 16:33:53,547 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-21 16:33:53,550 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-21 16:33:53,550 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-21 16:33:53,554 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-21 16:33:53,554 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 21.08 04:33:52" (1/3) ... [2020-08-21 16:33:53,555 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1071071c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 04:33:53, skipping insertion in model container [2020-08-21 16:33:53,555 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 21.08 04:33:52" (2/3) ... [2020-08-21 16:33:53,564 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@1071071c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 21.08 04:33:53, skipping insertion in model container [2020-08-21 16:33:53,564 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 21.08 04:33:53" (3/3) ... [2020-08-21 16:33:53,567 INFO L109 eAbstractionObserver]: Analyzing ICFG sll2n_update_all_reverse.i [2020-08-21 16:33:53,579 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:Craig_NestedInterpolation Determinization: PREDICATE_ABSTRACTION [2020-08-21 16:33:53,585 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-21 16:33:53,596 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-21 16:33:53,615 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-21 16:33:53,616 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-21 16:33:53,616 INFO L377 AbstractCegarLoop]: Compute interpolants for Craig_NestedInterpolation [2020-08-21 16:33:53,616 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-21 16:33:53,616 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-21 16:33:53,616 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-21 16:33:53,616 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-21 16:33:53,617 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-21 16:33:53,635 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states. [2020-08-21 16:33:53,642 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-08-21 16:33:53,642 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 16:33:53,644 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] [2020-08-21 16:33:53,644 INFO L427 AbstractCegarLoop]: === Iteration 1 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 16:33:53,650 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 16:33:53,650 INFO L82 PathProgramCache]: Analyzing trace with hash -1559034541, now seen corresponding path program 1 times [2020-08-21 16:33:53,657 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 16:33:53,658 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [450830478] [2020-08-21 16:33:53,658 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 16:33:53,781 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:53,856 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 16:33:53,859 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:53,890 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 16:33:53,894 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:53,900 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-08-21 16:33:53,903 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:53,913 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-21 16:33:53,914 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [450830478] [2020-08-21 16:33:53,916 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 16:33:53,917 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-21 16:33:53,917 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1790349972] [2020-08-21 16:33:53,923 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-21 16:33:53,923 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 16:33:53,937 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-21 16:33:53,937 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-08-21 16:33:53,940 INFO L87 Difference]: Start difference. First operand 55 states. Second operand 4 states. [2020-08-21 16:33:54,290 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 16:33:54,290 INFO L93 Difference]: Finished difference Result 128 states and 183 transitions. [2020-08-21 16:33:54,291 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-21 16:33:54,292 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 25 [2020-08-21 16:33:54,293 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 16:33:54,304 INFO L225 Difference]: With dead ends: 128 [2020-08-21 16:33:54,304 INFO L226 Difference]: Without dead ends: 69 [2020-08-21 16:33:54,308 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 [2020-08-21 16:33:54,326 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 69 states. [2020-08-21 16:33:54,355 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 69 to 42. [2020-08-21 16:33:54,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 42 states. [2020-08-21 16:33:54,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 42 states to 42 states and 46 transitions. [2020-08-21 16:33:54,360 INFO L78 Accepts]: Start accepts. Automaton has 42 states and 46 transitions. Word has length 25 [2020-08-21 16:33:54,360 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 16:33:54,360 INFO L479 AbstractCegarLoop]: Abstraction has 42 states and 46 transitions. [2020-08-21 16:33:54,360 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-21 16:33:54,360 INFO L276 IsEmpty]: Start isEmpty. Operand 42 states and 46 transitions. [2020-08-21 16:33:54,362 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 26 [2020-08-21 16:33:54,362 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 16:33:54,362 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] [2020-08-21 16:33:54,362 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-21 16:33:54,362 INFO L427 AbstractCegarLoop]: === Iteration 2 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 16:33:54,363 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 16:33:54,363 INFO L82 PathProgramCache]: Analyzing trace with hash -404189262, now seen corresponding path program 1 times [2020-08-21 16:33:54,363 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 16:33:54,364 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [867925439] [2020-08-21 16:33:54,364 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 16:33:54,388 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:54,446 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 16:33:54,450 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:54,474 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 16:33:54,489 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:54,538 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 16 [2020-08-21 16:33:54,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:54,547 INFO L134 CoverageAnalysis]: Checked inductivity of 0 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-21 16:33:54,548 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [867925439] [2020-08-21 16:33:54,548 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 16:33:54,548 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [7] imperfect sequences [] total 7 [2020-08-21 16:33:54,549 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1615170325] [2020-08-21 16:33:54,550 INFO L459 AbstractCegarLoop]: Interpolant automaton has 7 states [2020-08-21 16:33:54,551 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 16:33:54,551 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 7 interpolants. [2020-08-21 16:33:54,551 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=11, Invalid=31, Unknown=0, NotChecked=0, Total=42 [2020-08-21 16:33:54,552 INFO L87 Difference]: Start difference. First operand 42 states and 46 transitions. Second operand 7 states. [2020-08-21 16:33:54,771 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 16:33:54,771 INFO L93 Difference]: Finished difference Result 71 states and 80 transitions. [2020-08-21 16:33:54,772 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-21 16:33:54,772 INFO L78 Accepts]: Start accepts. Automaton has 7 states. Word has length 25 [2020-08-21 16:33:54,772 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 16:33:54,773 INFO L225 Difference]: With dead ends: 71 [2020-08-21 16:33:54,773 INFO L226 Difference]: Without dead ends: 46 [2020-08-21 16:33:54,775 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 [2020-08-21 16:33:54,775 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 46 states. [2020-08-21 16:33:54,783 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 46 to 43. [2020-08-21 16:33:54,783 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 43 states. [2020-08-21 16:33:54,784 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 43 states to 43 states and 47 transitions. [2020-08-21 16:33:54,785 INFO L78 Accepts]: Start accepts. Automaton has 43 states and 47 transitions. Word has length 25 [2020-08-21 16:33:54,785 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 16:33:54,785 INFO L479 AbstractCegarLoop]: Abstraction has 43 states and 47 transitions. [2020-08-21 16:33:54,785 INFO L480 AbstractCegarLoop]: Interpolant automaton has 7 states. [2020-08-21 16:33:54,785 INFO L276 IsEmpty]: Start isEmpty. Operand 43 states and 47 transitions. [2020-08-21 16:33:54,787 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 35 [2020-08-21 16:33:54,787 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 16:33:54,787 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] [2020-08-21 16:33:54,787 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable1 [2020-08-21 16:33:54,787 INFO L427 AbstractCegarLoop]: === Iteration 3 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 16:33:54,788 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 16:33:54,788 INFO L82 PathProgramCache]: Analyzing trace with hash 965527869, now seen corresponding path program 1 times [2020-08-21 16:33:54,788 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 16:33:54,788 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [773302023] [2020-08-21 16:33:54,789 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 16:33:54,815 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:54,868 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 16:33:54,870 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:54,891 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 16:33:54,902 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:54,947 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-21 16:33:54,952 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:54,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 25 [2020-08-21 16:33:54,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:54,969 INFO L134 CoverageAnalysis]: Checked inductivity of 1 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-21 16:33:54,969 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [773302023] [2020-08-21 16:33:54,970 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 16:33:54,970 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-21 16:33:54,970 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [822583258] [2020-08-21 16:33:54,971 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-21 16:33:54,971 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 16:33:54,971 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-21 16:33:54,972 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=14, Invalid=42, Unknown=0, NotChecked=0, Total=56 [2020-08-21 16:33:54,972 INFO L87 Difference]: Start difference. First operand 43 states and 47 transitions. Second operand 8 states. [2020-08-21 16:33:55,257 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 16:33:55,257 INFO L93 Difference]: Finished difference Result 75 states and 85 transitions. [2020-08-21 16:33:55,258 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-21 16:33:55,258 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 34 [2020-08-21 16:33:55,258 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 16:33:55,259 INFO L225 Difference]: With dead ends: 75 [2020-08-21 16:33:55,259 INFO L226 Difference]: Without dead ends: 50 [2020-08-21 16:33:55,260 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 18 GetRequests, 8 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 5 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=35, Invalid=97, Unknown=0, NotChecked=0, Total=132 [2020-08-21 16:33:55,261 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2020-08-21 16:33:55,267 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 47. [2020-08-21 16:33:55,268 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 47 states. [2020-08-21 16:33:55,269 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 47 states to 47 states and 52 transitions. [2020-08-21 16:33:55,269 INFO L78 Accepts]: Start accepts. Automaton has 47 states and 52 transitions. Word has length 34 [2020-08-21 16:33:55,269 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 16:33:55,269 INFO L479 AbstractCegarLoop]: Abstraction has 47 states and 52 transitions. [2020-08-21 16:33:55,269 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-21 16:33:55,270 INFO L276 IsEmpty]: Start isEmpty. Operand 47 states and 52 transitions. [2020-08-21 16:33:55,272 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 44 [2020-08-21 16:33:55,272 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 16:33:55,272 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] [2020-08-21 16:33:55,272 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2 [2020-08-21 16:33:55,273 INFO L427 AbstractCegarLoop]: === Iteration 4 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 16:33:55,273 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 16:33:55,273 INFO L82 PathProgramCache]: Analyzing trace with hash 2121866258, now seen corresponding path program 2 times [2020-08-21 16:33:55,273 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 16:33:55,273 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2128890699] [2020-08-21 16:33:55,274 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 16:33:55,299 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:55,358 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 16:33:55,360 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:55,382 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 16:33:55,399 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:55,412 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-21 16:33:55,414 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:55,418 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-08-21 16:33:55,420 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:55,425 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 34 [2020-08-21 16:33:55,426 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:55,431 INFO L134 CoverageAnalysis]: Checked inductivity of 11 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-08-21 16:33:55,432 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2128890699] [2020-08-21 16:33:55,432 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 16:33:55,432 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [6] imperfect sequences [] total 6 [2020-08-21 16:33:55,432 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [844094445] [2020-08-21 16:33:55,433 INFO L459 AbstractCegarLoop]: Interpolant automaton has 6 states [2020-08-21 16:33:55,433 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 16:33:55,433 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 6 interpolants. [2020-08-21 16:33:55,433 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-08-21 16:33:55,434 INFO L87 Difference]: Start difference. First operand 47 states and 52 transitions. Second operand 6 states. [2020-08-21 16:33:55,606 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 16:33:55,607 INFO L93 Difference]: Finished difference Result 70 states and 79 transitions. [2020-08-21 16:33:55,607 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-21 16:33:55,607 INFO L78 Accepts]: Start accepts. Automaton has 6 states. Word has length 43 [2020-08-21 16:33:55,608 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 16:33:55,609 INFO L225 Difference]: With dead ends: 70 [2020-08-21 16:33:55,609 INFO L226 Difference]: Without dead ends: 57 [2020-08-21 16:33:55,610 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 [2020-08-21 16:33:55,610 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 57 states. [2020-08-21 16:33:55,616 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 57 to 48. [2020-08-21 16:33:55,617 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 48 states. [2020-08-21 16:33:55,618 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 48 states to 48 states and 53 transitions. [2020-08-21 16:33:55,618 INFO L78 Accepts]: Start accepts. Automaton has 48 states and 53 transitions. Word has length 43 [2020-08-21 16:33:55,618 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 16:33:55,618 INFO L479 AbstractCegarLoop]: Abstraction has 48 states and 53 transitions. [2020-08-21 16:33:55,619 INFO L480 AbstractCegarLoop]: Interpolant automaton has 6 states. [2020-08-21 16:33:55,619 INFO L276 IsEmpty]: Start isEmpty. Operand 48 states and 53 transitions. [2020-08-21 16:33:55,620 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-08-21 16:33:55,620 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 16:33:55,620 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] [2020-08-21 16:33:55,621 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-21 16:33:55,621 INFO L427 AbstractCegarLoop]: === Iteration 5 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 16:33:55,621 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 16:33:55,621 INFO L82 PathProgramCache]: Analyzing trace with hash 1073302620, now seen corresponding path program 1 times [2020-08-21 16:33:55,621 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 16:33:55,622 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [974156502] [2020-08-21 16:33:55,622 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 16:33:55,646 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:55,694 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 16:33:55,695 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:55,710 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 16:33:55,720 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:55,730 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-21 16:33:55,732 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:55,735 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-08-21 16:33:55,737 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:55,752 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-21 16:33:55,754 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:55,775 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-08-21 16:33:55,776 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:55,781 INFO L134 CoverageAnalysis]: Checked inductivity of 12 backedges. 1 proven. 0 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-08-21 16:33:55,782 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [974156502] [2020-08-21 16:33:55,782 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 16:33:55,782 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-21 16:33:55,782 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1224125027] [2020-08-21 16:33:55,783 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-21 16:33:55,783 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 16:33:55,783 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-21 16:33:55,784 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-08-21 16:33:55,784 INFO L87 Difference]: Start difference. First operand 48 states and 53 transitions. Second operand 9 states. [2020-08-21 16:33:56,124 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 16:33:56,124 INFO L93 Difference]: Finished difference Result 82 states and 94 transitions. [2020-08-21 16:33:56,124 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-21 16:33:56,125 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 51 [2020-08-21 16:33:56,125 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 16:33:56,126 INFO L225 Difference]: With dead ends: 82 [2020-08-21 16:33:56,126 INFO L226 Difference]: Without dead ends: 61 [2020-08-21 16:33:56,127 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 [2020-08-21 16:33:56,127 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 61 states. [2020-08-21 16:33:56,135 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 61 to 53. [2020-08-21 16:33:56,135 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2020-08-21 16:33:56,136 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 60 transitions. [2020-08-21 16:33:56,137 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 60 transitions. Word has length 51 [2020-08-21 16:33:56,137 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 16:33:56,137 INFO L479 AbstractCegarLoop]: Abstraction has 53 states and 60 transitions. [2020-08-21 16:33:56,137 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-21 16:33:56,137 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 60 transitions. [2020-08-21 16:33:56,139 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 53 [2020-08-21 16:33:56,139 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 16:33:56,139 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] [2020-08-21 16:33:56,139 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-21 16:33:56,140 INFO L427 AbstractCegarLoop]: === Iteration 6 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 16:33:56,140 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 16:33:56,140 INFO L82 PathProgramCache]: Analyzing trace with hash 1916727535, now seen corresponding path program 1 times [2020-08-21 16:33:56,140 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 16:33:56,141 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1029720546] [2020-08-21 16:33:56,141 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 16:33:56,163 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:56,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 16:33:56,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:56,216 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 16:33:56,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:56,234 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-21 16:33:56,235 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:56,238 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-08-21 16:33:56,240 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:56,255 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-21 16:33:56,257 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:56,260 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 43 [2020-08-21 16:33:56,262 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:56,266 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 1 refuted. 0 times theorem prover too weak. 12 trivial. 0 not checked. [2020-08-21 16:33:56,266 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1029720546] [2020-08-21 16:33:56,266 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 16:33:56,267 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [8] total 8 [2020-08-21 16:33:56,267 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1288329008] [2020-08-21 16:33:56,267 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-21 16:33:56,267 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 16:33:56,268 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-21 16:33:56,268 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=15, Invalid=41, Unknown=0, NotChecked=0, Total=56 [2020-08-21 16:33:56,268 INFO L87 Difference]: Start difference. First operand 53 states and 60 transitions. Second operand 8 states. [2020-08-21 16:33:56,467 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 16:33:56,467 INFO L93 Difference]: Finished difference Result 76 states and 86 transitions. [2020-08-21 16:33:56,468 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 9 states. [2020-08-21 16:33:56,468 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 52 [2020-08-21 16:33:56,468 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 16:33:56,469 INFO L225 Difference]: With dead ends: 76 [2020-08-21 16:33:56,469 INFO L226 Difference]: Without dead ends: 63 [2020-08-21 16:33:56,470 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 22 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 10 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 8 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=37, Invalid=95, Unknown=0, NotChecked=0, Total=132 [2020-08-21 16:33:56,471 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2020-08-21 16:33:56,478 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 55. [2020-08-21 16:33:56,478 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 55 states. [2020-08-21 16:33:56,479 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 55 states to 55 states and 62 transitions. [2020-08-21 16:33:56,479 INFO L78 Accepts]: Start accepts. Automaton has 55 states and 62 transitions. Word has length 52 [2020-08-21 16:33:56,480 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 16:33:56,480 INFO L479 AbstractCegarLoop]: Abstraction has 55 states and 62 transitions. [2020-08-21 16:33:56,480 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-21 16:33:56,480 INFO L276 IsEmpty]: Start isEmpty. Operand 55 states and 62 transitions. [2020-08-21 16:33:56,481 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 61 [2020-08-21 16:33:56,481 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 16:33:56,482 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] [2020-08-21 16:33:56,482 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5 [2020-08-21 16:33:56,482 INFO L427 AbstractCegarLoop]: === Iteration 7 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 16:33:56,482 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 16:33:56,483 INFO L82 PathProgramCache]: Analyzing trace with hash 1237251129, now seen corresponding path program 2 times [2020-08-21 16:33:56,483 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 16:33:56,483 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [603875172] [2020-08-21 16:33:56,483 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 16:33:56,506 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:56,544 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 16:33:56,545 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:56,559 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 16:33:56,567 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:56,576 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-21 16:33:56,577 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:56,581 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-08-21 16:33:56,582 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:56,597 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-21 16:33:56,599 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:56,602 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-21 16:33:56,604 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:56,607 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-21 16:33:56,608 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:56,632 INFO L134 CoverageAnalysis]: Checked inductivity of 23 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-08-21 16:33:56,632 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [603875172] [2020-08-21 16:33:56,633 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-21 16:33:56,633 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [] total 9 [2020-08-21 16:33:56,633 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [360275182] [2020-08-21 16:33:56,634 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-21 16:33:56,634 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 16:33:56,634 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-21 16:33:56,634 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=56, Unknown=0, NotChecked=0, Total=72 [2020-08-21 16:33:56,634 INFO L87 Difference]: Start difference. First operand 55 states and 62 transitions. Second operand 9 states. [2020-08-21 16:33:56,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 16:33:56,933 INFO L93 Difference]: Finished difference Result 78 states and 89 transitions. [2020-08-21 16:33:56,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 10 states. [2020-08-21 16:33:56,934 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 60 [2020-08-21 16:33:56,935 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 16:33:56,936 INFO L225 Difference]: With dead ends: 78 [2020-08-21 16:33:56,936 INFO L226 Difference]: Without dead ends: 66 [2020-08-21 16:33:56,936 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 [2020-08-21 16:33:56,939 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2020-08-21 16:33:56,953 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 61. [2020-08-21 16:33:56,953 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 61 states. [2020-08-21 16:33:56,954 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 61 states to 61 states and 70 transitions. [2020-08-21 16:33:56,955 INFO L78 Accepts]: Start accepts. Automaton has 61 states and 70 transitions. Word has length 60 [2020-08-21 16:33:56,956 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 16:33:56,956 INFO L479 AbstractCegarLoop]: Abstraction has 61 states and 70 transitions. [2020-08-21 16:33:56,956 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-21 16:33:56,956 INFO L276 IsEmpty]: Start isEmpty. Operand 61 states and 70 transitions. [2020-08-21 16:33:56,961 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 62 [2020-08-21 16:33:56,961 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 16:33:56,961 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] [2020-08-21 16:33:56,962 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6 [2020-08-21 16:33:56,962 INFO L427 AbstractCegarLoop]: === Iteration 8 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 16:33:56,962 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 16:33:56,962 INFO L82 PathProgramCache]: Analyzing trace with hash 2044789832, now seen corresponding path program 1 times [2020-08-21 16:33:56,962 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 16:33:56,965 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1654966050] [2020-08-21 16:33:56,965 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 16:33:57,056 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:57,408 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 16:33:57,410 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:57,443 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 16:33:57,460 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:57,587 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-21 16:33:57,590 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:57,637 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-08-21 16:33:57,640 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:57,738 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-21 16:33:57,750 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:57,952 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-21 16:33:57,958 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:58,161 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-21 16:33:58,168 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:33:58,331 INFO L134 CoverageAnalysis]: Checked inductivity of 24 backedges. 3 proven. 19 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-08-21 16:33:58,331 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1654966050] [2020-08-21 16:33:58,331 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 16:33:58,332 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [30] total 30 [2020-08-21 16:33:58,332 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [114605887] [2020-08-21 16:33:58,332 INFO L459 AbstractCegarLoop]: Interpolant automaton has 30 states [2020-08-21 16:33:58,333 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 16:33:58,333 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 30 interpolants. [2020-08-21 16:33:58,334 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=62, Invalid=808, Unknown=0, NotChecked=0, Total=870 [2020-08-21 16:33:58,334 INFO L87 Difference]: Start difference. First operand 61 states and 70 transitions. Second operand 30 states. [2020-08-21 16:34:00,863 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 16:34:00,864 INFO L93 Difference]: Finished difference Result 95 states and 118 transitions. [2020-08-21 16:34:00,866 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 29 states. [2020-08-21 16:34:00,866 INFO L78 Accepts]: Start accepts. Automaton has 30 states. Word has length 61 [2020-08-21 16:34:00,867 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 16:34:00,871 INFO L225 Difference]: With dead ends: 95 [2020-08-21 16:34:00,872 INFO L226 Difference]: Without dead ends: 93 [2020-08-21 16:34:00,876 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 58 GetRequests, 10 SyntacticMatches, 0 SemanticMatches, 48 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 215 ImplicationChecksByTransitivity, 1.9s TimeCoverageRelationStatistics Valid=201, Invalid=2249, Unknown=0, NotChecked=0, Total=2450 [2020-08-21 16:34:00,877 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 93 states. [2020-08-21 16:34:00,903 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 93 to 79. [2020-08-21 16:34:00,903 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 79 states. [2020-08-21 16:34:00,906 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 79 states to 79 states and 98 transitions. [2020-08-21 16:34:00,906 INFO L78 Accepts]: Start accepts. Automaton has 79 states and 98 transitions. Word has length 61 [2020-08-21 16:34:00,910 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 16:34:00,910 INFO L479 AbstractCegarLoop]: Abstraction has 79 states and 98 transitions. [2020-08-21 16:34:00,910 INFO L480 AbstractCegarLoop]: Interpolant automaton has 30 states. [2020-08-21 16:34:00,910 INFO L276 IsEmpty]: Start isEmpty. Operand 79 states and 98 transitions. [2020-08-21 16:34:00,911 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-08-21 16:34:00,911 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 16:34:00,915 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] [2020-08-21 16:34:00,915 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable7 [2020-08-21 16:34:00,915 INFO L427 AbstractCegarLoop]: === Iteration 9 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 16:34:00,916 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 16:34:00,916 INFO L82 PathProgramCache]: Analyzing trace with hash 1308685849, now seen corresponding path program 2 times [2020-08-21 16:34:00,916 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 16:34:00,917 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1186853336] [2020-08-21 16:34:00,917 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 16:34:00,949 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:00,998 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 16:34:00,999 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:01,014 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 16:34:01,020 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:01,030 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-21 16:34:01,031 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:01,035 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-08-21 16:34:01,037 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:01,051 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-21 16:34:01,053 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:01,056 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-21 16:34:01,058 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:01,061 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-21 16:34:01,063 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:01,098 INFO L134 CoverageAnalysis]: Checked inductivity of 26 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 23 trivial. 0 not checked. [2020-08-21 16:34:01,098 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1186853336] [2020-08-21 16:34:01,099 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 16:34:01,099 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-21 16:34:01,101 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1275094949] [2020-08-21 16:34:01,102 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-21 16:34:01,102 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 16:34:01,102 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-21 16:34:01,102 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-08-21 16:34:01,103 INFO L87 Difference]: Start difference. First operand 79 states and 98 transitions. Second operand 10 states. [2020-08-21 16:34:01,431 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 16:34:01,432 INFO L93 Difference]: Finished difference Result 99 states and 121 transitions. [2020-08-21 16:34:01,432 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-21 16:34:01,432 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 62 [2020-08-21 16:34:01,433 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 16:34:01,434 INFO L225 Difference]: With dead ends: 99 [2020-08-21 16:34:01,434 INFO L226 Difference]: Without dead ends: 75 [2020-08-21 16:34:01,435 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 27 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 13 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=57, Invalid=183, Unknown=0, NotChecked=0, Total=240 [2020-08-21 16:34:01,436 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 75 states. [2020-08-21 16:34:01,444 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 75 to 75. [2020-08-21 16:34:01,445 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2020-08-21 16:34:01,446 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 90 transitions. [2020-08-21 16:34:01,446 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 90 transitions. Word has length 62 [2020-08-21 16:34:01,446 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 16:34:01,446 INFO L479 AbstractCegarLoop]: Abstraction has 75 states and 90 transitions. [2020-08-21 16:34:01,446 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-21 16:34:01,447 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 90 transitions. [2020-08-21 16:34:01,447 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-08-21 16:34:01,448 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 16:34:01,448 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] [2020-08-21 16:34:01,448 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable8 [2020-08-21 16:34:01,448 INFO L427 AbstractCegarLoop]: === Iteration 10 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 16:34:01,448 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 16:34:01,449 INFO L82 PathProgramCache]: Analyzing trace with hash 274449135, now seen corresponding path program 3 times [2020-08-21 16:34:01,449 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 16:34:01,449 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [2098489266] [2020-08-21 16:34:01,449 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 16:34:01,468 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:01,506 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 16:34:01,507 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:01,521 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 16:34:01,528 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:01,536 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-21 16:34:01,537 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:01,540 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-08-21 16:34:01,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:01,557 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-21 16:34:01,559 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:01,562 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-21 16:34:01,564 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:01,586 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-08-21 16:34:01,587 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:01,593 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 12 proven. 1 refuted. 0 times theorem prover too weak. 14 trivial. 0 not checked. [2020-08-21 16:34:01,593 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [2098489266] [2020-08-21 16:34:01,593 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 16:34:01,594 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-21 16:34:01,594 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1696470649] [2020-08-21 16:34:01,594 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-21 16:34:01,595 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 16:34:01,595 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-21 16:34:01,595 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-08-21 16:34:01,595 INFO L87 Difference]: Start difference. First operand 75 states and 90 transitions. Second operand 10 states. [2020-08-21 16:34:01,933 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 16:34:01,933 INFO L93 Difference]: Finished difference Result 115 states and 136 transitions. [2020-08-21 16:34:01,934 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 12 states. [2020-08-21 16:34:01,934 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 62 [2020-08-21 16:34:01,934 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 16:34:01,935 INFO L225 Difference]: With dead ends: 115 [2020-08-21 16:34:01,935 INFO L226 Difference]: Without dead ends: 80 [2020-08-21 16:34:01,936 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 13 SyntacticMatches, 0 SemanticMatches, 16 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 37 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=65, Invalid=241, Unknown=0, NotChecked=0, Total=306 [2020-08-21 16:34:01,937 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 80 states. [2020-08-21 16:34:01,946 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 80 to 75. [2020-08-21 16:34:01,947 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 75 states. [2020-08-21 16:34:01,947 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 75 states to 75 states and 86 transitions. [2020-08-21 16:34:01,948 INFO L78 Accepts]: Start accepts. Automaton has 75 states and 86 transitions. Word has length 62 [2020-08-21 16:34:01,948 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 16:34:01,948 INFO L479 AbstractCegarLoop]: Abstraction has 75 states and 86 transitions. [2020-08-21 16:34:01,948 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-21 16:34:01,948 INFO L276 IsEmpty]: Start isEmpty. Operand 75 states and 86 transitions. [2020-08-21 16:34:01,949 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 63 [2020-08-21 16:34:01,949 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 16:34:01,950 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] [2020-08-21 16:34:01,950 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable9 [2020-08-21 16:34:01,950 INFO L427 AbstractCegarLoop]: === Iteration 11 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 16:34:01,950 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 16:34:01,950 INFO L82 PathProgramCache]: Analyzing trace with hash 1539067163, now seen corresponding path program 4 times [2020-08-21 16:34:01,951 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 16:34:01,951 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1381962123] [2020-08-21 16:34:01,951 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 16:34:01,967 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:01,995 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 16:34:01,996 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:02,028 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 16:34:02,034 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:02,057 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-21 16:34:02,061 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:02,066 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-08-21 16:34:02,067 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:02,084 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-21 16:34:02,086 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:02,113 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-08-21 16:34:02,118 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:02,120 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 52 [2020-08-21 16:34:02,122 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:02,128 INFO L134 CoverageAnalysis]: Checked inductivity of 27 backedges. 3 proven. 9 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-08-21 16:34:02,128 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1381962123] [2020-08-21 16:34:02,129 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 16:34:02,129 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-21 16:34:02,129 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [287103156] [2020-08-21 16:34:02,130 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-21 16:34:02,130 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 16:34:02,130 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-21 16:34:02,131 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=18, Invalid=72, Unknown=0, NotChecked=0, Total=90 [2020-08-21 16:34:02,131 INFO L87 Difference]: Start difference. First operand 75 states and 86 transitions. Second operand 10 states. [2020-08-21 16:34:02,453 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 16:34:02,454 INFO L93 Difference]: Finished difference Result 104 states and 116 transitions. [2020-08-21 16:34:02,454 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 13 states. [2020-08-21 16:34:02,454 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 62 [2020-08-21 16:34:02,455 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 16:34:02,456 INFO L225 Difference]: With dead ends: 104 [2020-08-21 16:34:02,456 INFO L226 Difference]: Without dead ends: 63 [2020-08-21 16:34:02,457 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 32 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 17 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 34 ImplicationChecksByTransitivity, 0.2s TimeCoverageRelationStatistics Valid=75, Invalid=267, Unknown=0, NotChecked=0, Total=342 [2020-08-21 16:34:02,457 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 63 states. [2020-08-21 16:34:02,465 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 63 to 63. [2020-08-21 16:34:02,465 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 63 states. [2020-08-21 16:34:02,466 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 63 states to 63 states and 69 transitions. [2020-08-21 16:34:02,466 INFO L78 Accepts]: Start accepts. Automaton has 63 states and 69 transitions. Word has length 62 [2020-08-21 16:34:02,467 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 16:34:02,467 INFO L479 AbstractCegarLoop]: Abstraction has 63 states and 69 transitions. [2020-08-21 16:34:02,467 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-21 16:34:02,467 INFO L276 IsEmpty]: Start isEmpty. Operand 63 states and 69 transitions. [2020-08-21 16:34:02,468 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 72 [2020-08-21 16:34:02,468 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 16:34:02,468 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] [2020-08-21 16:34:02,469 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable10 [2020-08-21 16:34:02,469 INFO L427 AbstractCegarLoop]: === Iteration 12 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 16:34:02,469 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 16:34:02,469 INFO L82 PathProgramCache]: Analyzing trace with hash 1890427347, now seen corresponding path program 1 times [2020-08-21 16:34:02,470 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 16:34:02,470 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1466230521] [2020-08-21 16:34:02,470 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 16:34:02,490 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:02,633 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 16:34:02,634 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:02,657 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 16:34:02,664 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:02,671 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-21 16:34:02,673 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:02,675 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-08-21 16:34:02,677 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:02,699 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-21 16:34:02,701 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:02,704 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-21 16:34:02,707 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:02,748 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-21 16:34:02,751 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:02,753 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-08-21 16:34:02,755 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:02,809 INFO L134 CoverageAnalysis]: Checked inductivity of 34 backedges. 11 proven. 8 refuted. 0 times theorem prover too weak. 15 trivial. 0 not checked. [2020-08-21 16:34:02,809 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1466230521] [2020-08-21 16:34:02,809 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 16:34:02,809 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [18] total 18 [2020-08-21 16:34:02,810 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [138296174] [2020-08-21 16:34:02,810 INFO L459 AbstractCegarLoop]: Interpolant automaton has 18 states [2020-08-21 16:34:02,810 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 16:34:02,811 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 18 interpolants. [2020-08-21 16:34:02,811 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=37, Invalid=269, Unknown=0, NotChecked=0, Total=306 [2020-08-21 16:34:02,811 INFO L87 Difference]: Start difference. First operand 63 states and 69 transitions. Second operand 18 states. [2020-08-21 16:34:03,834 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 16:34:03,834 INFO L93 Difference]: Finished difference Result 76 states and 84 transitions. [2020-08-21 16:34:03,835 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 22 states. [2020-08-21 16:34:03,835 INFO L78 Accepts]: Start accepts. Automaton has 18 states. Word has length 71 [2020-08-21 16:34:03,835 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 16:34:03,836 INFO L225 Difference]: With dead ends: 76 [2020-08-21 16:34:03,836 INFO L226 Difference]: Without dead ends: 72 [2020-08-21 16:34:03,837 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 46 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 31 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 129 ImplicationChecksByTransitivity, 0.6s TimeCoverageRelationStatistics Valid=164, Invalid=892, Unknown=0, NotChecked=0, Total=1056 [2020-08-21 16:34:03,838 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 72 states. [2020-08-21 16:34:03,845 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 72 to 66. [2020-08-21 16:34:03,846 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 66 states. [2020-08-21 16:34:03,847 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 66 states to 66 states and 73 transitions. [2020-08-21 16:34:03,848 INFO L78 Accepts]: Start accepts. Automaton has 66 states and 73 transitions. Word has length 71 [2020-08-21 16:34:03,848 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 16:34:03,848 INFO L479 AbstractCegarLoop]: Abstraction has 66 states and 73 transitions. [2020-08-21 16:34:03,848 INFO L480 AbstractCegarLoop]: Interpolant automaton has 18 states. [2020-08-21 16:34:03,848 INFO L276 IsEmpty]: Start isEmpty. Operand 66 states and 73 transitions. [2020-08-21 16:34:03,849 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 73 [2020-08-21 16:34:03,849 INFO L414 BasicCegarLoop]: Found error trace [2020-08-21 16:34:03,849 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] [2020-08-21 16:34:03,850 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable11 [2020-08-21 16:34:03,850 INFO L427 AbstractCegarLoop]: === Iteration 13 === [mainErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-21 16:34:03,850 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-21 16:34:03,850 INFO L82 PathProgramCache]: Analyzing trace with hash 818416110, now seen corresponding path program 2 times [2020-08-21 16:34:03,850 INFO L163 FreeRefinementEngine]: Executing refinement strategy FIXED_PREFERENCES [2020-08-21 16:34:03,851 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModulePreferences [1401392527] [2020-08-21 16:34:03,851 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-21 16:34:03,871 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:03,913 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-21 16:34:03,914 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:03,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 6 [2020-08-21 16:34:03,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:03,942 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 2 [2020-08-21 16:34:03,943 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:03,945 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 11 [2020-08-21 16:34:03,946 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:03,960 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 32 [2020-08-21 16:34:03,962 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:03,964 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 41 [2020-08-21 16:34:03,966 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:03,968 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 51 [2020-08-21 16:34:03,969 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:03,971 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 62 [2020-08-21 16:34:03,973 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-21 16:34:04,006 INFO L134 CoverageAnalysis]: Checked inductivity of 37 backedges. 11 proven. 1 refuted. 0 times theorem prover too weak. 25 trivial. 0 not checked. [2020-08-21 16:34:04,006 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModulePreferences [1401392527] [2020-08-21 16:34:04,007 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 1 imperfect interpolant sequences. [2020-08-21 16:34:04,007 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [10] total 10 [2020-08-21 16:34:04,007 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [339572577] [2020-08-21 16:34:04,008 INFO L459 AbstractCegarLoop]: Interpolant automaton has 10 states [2020-08-21 16:34:04,008 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy FIXED_PREFERENCES [2020-08-21 16:34:04,008 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 10 interpolants. [2020-08-21 16:34:04,009 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=19, Invalid=71, Unknown=0, NotChecked=0, Total=90 [2020-08-21 16:34:04,009 INFO L87 Difference]: Start difference. First operand 66 states and 73 transitions. Second operand 10 states. [2020-08-21 16:34:04,399 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-21 16:34:04,400 INFO L93 Difference]: Finished difference Result 83 states and 91 transitions. [2020-08-21 16:34:04,400 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 11 states. [2020-08-21 16:34:04,400 INFO L78 Accepts]: Start accepts. Automaton has 10 states. Word has length 72 [2020-08-21 16:34:04,401 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-21 16:34:04,401 INFO L225 Difference]: With dead ends: 83 [2020-08-21 16:34:04,401 INFO L226 Difference]: Without dead ends: 0 [2020-08-21 16:34:04,402 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 29 GetRequests, 15 SyntacticMatches, 0 SemanticMatches, 14 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 22 ImplicationChecksByTransitivity, 0.1s TimeCoverageRelationStatistics Valid=55, Invalid=185, Unknown=0, NotChecked=0, Total=240 [2020-08-21 16:34:04,403 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 0 states. [2020-08-21 16:34:04,403 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 0 to 0. [2020-08-21 16:34:04,403 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 0 states. [2020-08-21 16:34:04,403 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 0 states to 0 states and 0 transitions. [2020-08-21 16:34:04,405 INFO L78 Accepts]: Start accepts. Automaton has 0 states and 0 transitions. Word has length 72 [2020-08-21 16:34:04,405 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-21 16:34:04,405 INFO L479 AbstractCegarLoop]: Abstraction has 0 states and 0 transitions. [2020-08-21 16:34:04,405 INFO L480 AbstractCegarLoop]: Interpolant automaton has 10 states. [2020-08-21 16:34:04,405 INFO L276 IsEmpty]: Start isEmpty. Operand 0 states and 0 transitions. [2020-08-21 16:34:04,406 INFO L282 IsEmpty]: Finished isEmpty. No accepting run. [2020-08-21 16:34:04,406 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable12 [2020-08-21 16:34:04,409 INFO L343 DoubleDeckerVisitor]: Before removal of dead ends 0 states and 0 transitions. [2020-08-21 16:34:04,723 WARN L193 SmtUtils]: Spent 133.00 ms on a formula simplification. DAG size of input: 54 DAG size of output: 49 [2020-08-21 16:34:04,927 WARN L193 SmtUtils]: Spent 150.00 ms on a formula simplification. DAG size of input: 51 DAG size of output: 50 [2020-08-21 16:34:05,266 WARN L193 SmtUtils]: Spent 143.00 ms on a formula simplification. DAG size of input: 58 DAG size of output: 51 [2020-08-21 16:34:05,407 WARN L193 SmtUtils]: Spent 138.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 45 [2020-08-21 16:34:05,575 INFO L268 CegarLoopResult]: For program point ULTIMATE.initFINAL(line -1) no Hoare annotation was computed. [2020-08-21 16:34:05,575 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|)) [2020-08-21 16:34:05,575 INFO L268 CegarLoopResult]: For program point ULTIMATE.initEXIT(line -1) no Hoare annotation was computed. [2020-08-21 16:34:05,576 INFO L271 CegarLoopResult]: At program point L561(line 561) the Hoare annotation is: true [2020-08-21 16:34:05,576 INFO L271 CegarLoopResult]: At program point myexitENTRY(lines 560 562) the Hoare annotation is: true [2020-08-21 16:34:05,576 INFO L268 CegarLoopResult]: For program point myexitEXIT(lines 560 562) no Hoare annotation was computed. [2020-08-21 16:34:05,576 INFO L268 CegarLoopResult]: For program point sll_destroyEXIT(lines 581 587) no Hoare annotation was computed. [2020-08-21 16:34:05,576 INFO L271 CegarLoopResult]: At program point L582-2(lines 582 586) the Hoare annotation is: true [2020-08-21 16:34:05,576 INFO L264 CegarLoopResult]: At program point sll_destroyENTRY(lines 581 587) the Hoare annotation is: (= |old(#valid)| |#valid|) [2020-08-21 16:34:05,576 INFO L268 CegarLoopResult]: For program point L582-3(lines 581 587) no Hoare annotation was computed. [2020-08-21 16:34:05,576 INFO L268 CegarLoopResult]: For program point sll_update_atFINAL(lines 595 601) no Hoare annotation was computed. [2020-08-21 16:34:05,577 INFO L264 CegarLoopResult]: At program point L596-2(lines 596 599) the Hoare annotation is: (let ((.cse5 (= sll_update_at_~data |sll_update_at_#in~data|)) (.cse0 (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (.cse1 (= |#memory_int| |old(#memory_int)|)) (.cse2 (<= (+ sll_update_at_~index 1) |sll_update_at_#in~index|)) (.cse3 (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|))) (or (and .cse0 .cse1 (<= 1 |sll_update_at_#in~index|) .cse2 .cse3 (let ((.cse4 (select (select |#memory_$Pointer$.base| |sll_update_at_#in~head.base|) 4))) (or (= .cse4 |sll_update_at_#in~head.base|) (<= (+ |sll_update_at_#in~head.offset| 1) 0) (<= 1 |sll_update_at_#in~head.offset|) (and (= sll_update_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_update_at_#in~head.base|) 4)) .cse5 (= .cse4 sll_update_at_~head.base))))) (and .cse0 (= |sll_update_at_#in~head.base| sll_update_at_~head.base) .cse1 (= |sll_update_at_#in~head.offset| sll_update_at_~head.offset) (= |sll_update_at_#in~index| sll_update_at_~index) .cse5 .cse3) (and .cse0 .cse1 .cse2 .cse3 (<= 2 |sll_update_at_#in~index|)))) [2020-08-21 16:34:05,577 INFO L268 CegarLoopResult]: For program point L596-3(lines 596 599) no Hoare annotation was computed. [2020-08-21 16:34:05,577 INFO L268 CegarLoopResult]: For program point sll_update_atEXIT(lines 595 601) no Hoare annotation was computed. [2020-08-21 16:34:05,577 INFO L264 CegarLoopResult]: At program point sll_update_atENTRY(lines 595 601) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|)) [2020-08-21 16:34:05,577 INFO L268 CegarLoopResult]: For program point __bswap_32ENTRY(lines 63 67) no Hoare annotation was computed. [2020-08-21 16:34:05,577 INFO L268 CegarLoopResult]: For program point __bswap_32FINAL(lines 63 67) no Hoare annotation was computed. [2020-08-21 16:34:05,577 INFO L268 CegarLoopResult]: For program point __bswap_32EXIT(lines 63 67) no Hoare annotation was computed. [2020-08-21 16:34:05,578 INFO L264 CegarLoopResult]: At program point L575(line 575) the Hoare annotation is: (or (= (select |#valid| sll_create_~head~0.base) 1) (and (= |#memory_$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$.base)|) (= |old(#valid)| |#valid|))) [2020-08-21 16:34:05,578 INFO L268 CegarLoopResult]: For program point sll_createEXIT(lines 572 580) no Hoare annotation was computed. [2020-08-21 16:34:05,578 INFO L268 CegarLoopResult]: For program point L575-1(line 575) no Hoare annotation was computed. [2020-08-21 16:34:05,578 INFO L268 CegarLoopResult]: For program point L574-2(lines 574 578) no Hoare annotation was computed. [2020-08-21 16:34:05,578 INFO L264 CegarLoopResult]: At program point L574-3(lines 574 578) the Hoare annotation is: (let ((.cse0 (= (select |#valid| sll_create_~head~0.base) 1))) (or (and .cse0 (<= |sll_create_#in~len| (+ sll_create_~len 1))) (and (not (= sll_create_~head~0.base (select (select |#memory_$Pointer$.base| sll_create_~head~0.base) 4))) .cse0 (= sll_create_~head~0.offset 0)) (and (= |#memory_$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$.base)|) (= |old(#valid)| |#valid|)))) [2020-08-21 16:34:05,579 INFO L268 CegarLoopResult]: For program point L574-4(lines 574 578) no Hoare annotation was computed. [2020-08-21 16:34:05,579 INFO L264 CegarLoopResult]: At program point sll_createENTRY(lines 572 580) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2020-08-21 16:34:05,579 INFO L268 CegarLoopResult]: For program point sll_createFINAL(lines 572 580) no Hoare annotation was computed. [2020-08-21 16:34:05,579 INFO L268 CegarLoopResult]: For program point __bswap_64ENTRY(lines 68 72) no Hoare annotation was computed. [2020-08-21 16:34:05,579 INFO L268 CegarLoopResult]: For program point __bswap_64FINAL(lines 68 72) no Hoare annotation was computed. [2020-08-21 16:34:05,579 INFO L268 CegarLoopResult]: For program point __bswap_64EXIT(lines 68 72) no Hoare annotation was computed. [2020-08-21 16:34:05,579 INFO L268 CegarLoopResult]: For program point ULTIMATE.startEXIT(line -1) no Hoare annotation was computed. [2020-08-21 16:34:05,579 INFO L271 CegarLoopResult]: At program point L-1(line -1) the Hoare annotation is: true [2020-08-21 16:34:05,580 INFO L271 CegarLoopResult]: At program point ULTIMATE.startENTRY(line -1) the Hoare annotation is: true [2020-08-21 16:34:05,580 INFO L268 CegarLoopResult]: For program point ULTIMATE.startFINAL(line -1) no Hoare annotation was computed. [2020-08-21 16:34:05,580 INFO L271 CegarLoopResult]: At program point sll_get_data_atENTRY(lines 588 594) the Hoare annotation is: true [2020-08-21 16:34:05,580 INFO L268 CegarLoopResult]: For program point sll_get_data_atFINAL(lines 588 594) no Hoare annotation was computed. [2020-08-21 16:34:05,580 INFO L264 CegarLoopResult]: At program point L589-2(lines 589 592) the Hoare annotation is: (let ((.cse0 (<= (+ sll_get_data_at_~index 1) |sll_get_data_at_#in~index|))) (or (and .cse0 (<= 2 |sll_get_data_at_#in~index|)) (and .cse0 (or (and (= sll_get_data_at_~head.offset (select (select |#memory_$Pointer$.offset| |sll_get_data_at_#in~head.base|) 4)) (= sll_get_data_at_~head.base (select (select |#memory_$Pointer$.base| |sll_get_data_at_#in~head.base|) 4))) (<= 1 |sll_get_data_at_#in~head.offset|) (<= (+ |sll_get_data_at_#in~head.offset| 1) 0)) (<= 1 |sll_get_data_at_#in~index|)) (and (= |sll_get_data_at_#in~index| sll_get_data_at_~index) (= sll_get_data_at_~head.base |sll_get_data_at_#in~head.base|) (= sll_get_data_at_~head.offset |sll_get_data_at_#in~head.offset|)))) [2020-08-21 16:34:05,580 INFO L268 CegarLoopResult]: For program point L589-3(lines 589 592) no Hoare annotation was computed. [2020-08-21 16:34:05,580 INFO L268 CegarLoopResult]: For program point sll_get_data_atEXIT(lines 588 594) no Hoare annotation was computed. [2020-08-21 16:34:05,580 INFO L264 CegarLoopResult]: At program point L609(line 609) the Hoare annotation is: (let ((.cse6 (select (select |#memory_$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$.offset| main_~s~0.base) 4)) 1))) (and (<= .cse2 .cse4) .cse0 (<= main_~len~0 2) (<= (+ main_~i~0 2) main_~len~0) (<= .cse5 .cse2) (<= 0 main_~i~0) (<= .cse2 .cse5) (<= .cse4 .cse2) .cse3))))) [2020-08-21 16:34:05,581 INFO L268 CegarLoopResult]: For program point L611-2(lines 611 616) no Hoare annotation was computed. [2020-08-21 16:34:05,581 INFO L268 CegarLoopResult]: For program point L609-1(lines 607 610) no Hoare annotation was computed. [2020-08-21 16:34:05,581 INFO L264 CegarLoopResult]: At program point L611-3(lines 611 616) the Hoare annotation is: (let ((.cse5 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset))) (let ((.cse11 (+ .cse5 2)) (.cse12 (+ main_~new_data~0 2)) (.cse8 (* 2 main_~len~0))) (let ((.cse9 (<= main_~len~0 2)) (.cse1 (<= 2 main_~len~0)) (.cse10 (<= (+ main_~i~0 2) main_~len~0)) (.cse2 (<= .cse12 .cse8)) (.cse3 (+ main_~i~0 main_~len~0)) (.cse7 (<= .cse8 .cse12)) (.cse6 (<= .cse8 .cse11))) (or (let ((.cse0 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse4 (select (select |#memory_int| .cse0) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)))) (and (not (= .cse0 main_~s~0.base)) .cse1 .cse2 (<= .cse3 .cse4) (<= (+ .cse5 1) .cse3) .cse6 .cse7 (<= (+ .cse4 1) .cse8) (= main_~s~0.offset 0) (<= main_~i~0 1)))) (and .cse9 (<= .cse5 main_~expected~0) .cse1 .cse10 .cse2 .cse7 .cse6 (<= .cse11 .cse8) (<= main_~expected~0 .cse5)) (and .cse9 .cse1 .cse10 .cse2 (<= .cse5 .cse3) .cse7 .cse6))))) [2020-08-21 16:34:05,581 INFO L271 CegarLoopResult]: At program point L611-4(lines 611 616) the Hoare annotation is: true [2020-08-21 16:34:05,581 INFO L264 CegarLoopResult]: At program point L605(line 605) the Hoare annotation is: (and (= |#memory_$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$.base)|) (= |old(#valid)| |#valid|)) [2020-08-21 16:34:05,582 INFO L264 CegarLoopResult]: At program point L607-2(lines 607 610) the Hoare annotation is: (let ((.cse12 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse4 (* 2 main_~len~0)) (.cse11 (+ (select (select |#memory_int| .cse12) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)) 1))) (let ((.cse0 (<= .cse4 .cse11)) (.cse1 (not (= .cse12 main_~s~0.base))) (.cse2 (<= main_~len~0 2)) (.cse5 (<= .cse11 .cse4)) (.cse6 (= main_~s~0.offset 0)) (.cse8 (<= main_~i~0 1))) (or (let ((.cse3 (+ main_~new_data~0 1))) (and .cse0 .cse1 .cse2 (<= .cse3 .cse4) (<= (+ main_~i~0 2) main_~len~0) (<= 0 main_~i~0) (<= .cse4 .cse3) .cse5 .cse6)) (let ((.cse7 (+ main_~i~0 1))) (and .cse1 (<= .cse7 main_~len~0) (<= 1 main_~i~0) (<= main_~len~0 .cse7) .cse6 .cse8)) (let ((.cse9 (+ main_~new_data~0 2)) (.cse10 (+ (select (select |#memory_int| main_~s~0.base) main_~s~0.offset) 2))) (and .cse0 .cse1 .cse2 (<= 2 main_~len~0) (<= .cse9 .cse4) (<= .cse4 .cse10) (<= .cse4 .cse9) .cse5 (<= .cse10 .cse4) .cse6 .cse8)))))) [2020-08-21 16:34:05,582 INFO L268 CegarLoopResult]: For program point L605-1(line 605) no Hoare annotation was computed. [2020-08-21 16:34:05,582 INFO L268 CegarLoopResult]: For program point L607-3(lines 607 610) no Hoare annotation was computed. [2020-08-21 16:34:05,582 INFO L268 CegarLoopResult]: For program point mainEXIT(lines 602 621) no Hoare annotation was computed. [2020-08-21 16:34:05,582 INFO L268 CegarLoopResult]: For program point mainFINAL(lines 602 621) no Hoare annotation was computed. [2020-08-21 16:34:05,582 INFO L264 CegarLoopResult]: At program point L614(lines 602 621) the Hoare annotation is: false [2020-08-21 16:34:05,582 INFO L268 CegarLoopResult]: For program point mainErr0ASSERT_VIOLATIONERROR_FUNCTION(line 619) no Hoare annotation was computed. [2020-08-21 16:34:05,582 INFO L264 CegarLoopResult]: At program point mainENTRY(lines 602 621) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2020-08-21 16:34:05,583 INFO L268 CegarLoopResult]: For program point L617(line 617) no Hoare annotation was computed. [2020-08-21 16:34:05,583 INFO L264 CegarLoopResult]: At program point L613(line 613) the Hoare annotation is: (let ((.cse0 (select (select |#memory_int| main_~s~0.base) main_~s~0.offset)) (.cse10 (+ main_~new_data~0 2)) (.cse8 (* 2 main_~len~0))) (let ((.cse2 (<= .cse10 .cse8)) (.cse6 (<= .cse8 (+ .cse0 2))) (.cse1 (<= 2 main_~len~0)) (.cse3 (<= 0 main_~i~0)) (.cse4 (+ main_~i~0 main_~len~0)) (.cse5 (<= .cse8 .cse10))) (or (and (<= main_~len~0 2) (<= .cse0 main_~expected~0) .cse1 (<= (+ main_~i~0 2) main_~len~0) .cse2 .cse3 (<= .cse0 .cse4) .cse5 .cse6 (<= main_~expected~0 .cse0)) (let ((.cse9 (select (select |#memory_$Pointer$.base| main_~s~0.base) 4))) (let ((.cse7 (select (select |#memory_int| .cse9) (select (select |#memory_$Pointer$.offset| main_~s~0.base) 4)))) (and .cse2 (<= .cse4 .cse7) .cse6 (<= (+ .cse7 1) .cse8) (<= main_~i~0 1) (not (= .cse9 main_~s~0.base)) .cse1 (<= .cse7 main_~expected~0) .cse3 (<= main_~expected~0 .cse7) (<= (+ .cse0 1) .cse4) .cse5 (= main_~s~0.offset 0))))))) [2020-08-21 16:34:05,583 INFO L268 CegarLoopResult]: For program point L613-1(line 613) no Hoare annotation was computed. [2020-08-21 16:34:05,583 INFO L268 CegarLoopResult]: For program point L613-2(lines 613 615) no Hoare annotation was computed. [2020-08-21 16:34:05,583 INFO L264 CegarLoopResult]: At program point node_createENTRY(lines 563 571) the Hoare annotation is: (and (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |old(#length)| |#length|) (= |#memory_int| |old(#memory_int)|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#valid)| |#valid|)) [2020-08-21 16:34:05,583 INFO L268 CegarLoopResult]: For program point node_createFINAL(lines 563 571) no Hoare annotation was computed. [2020-08-21 16:34:05,583 INFO L271 CegarLoopResult]: At program point L566(line 566) the Hoare annotation is: true [2020-08-21 16:34:05,583 INFO L268 CegarLoopResult]: For program point node_createEXIT(lines 563 571) no Hoare annotation was computed. [2020-08-21 16:34:05,584 INFO L268 CegarLoopResult]: For program point L565(lines 565 567) no Hoare annotation was computed. [2020-08-21 16:34:05,584 INFO L268 CegarLoopResult]: For program point L565-1(lines 565 567) no Hoare annotation was computed. [2020-08-21 16:34:05,593 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,594 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,595 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,596 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,599 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,599 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,600 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,600 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,602 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,603 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,603 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,603 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,604 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,604 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,605 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,605 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,605 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,605 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,606 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,606 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,606 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,606 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,606 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,607 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,607 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,607 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,607 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,608 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,609 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,609 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,609 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,610 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,610 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,610 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,611 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,611 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,611 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,612 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,612 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,612 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,612 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,612 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,613 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,613 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,613 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,613 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,614 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,614 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,616 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,616 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,616 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,616 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,617 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,617 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,617 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,617 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,618 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,618 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,618 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,618 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,619 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,619 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,619 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,619 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,619 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,620 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,620 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,620 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,620 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,620 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,621 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,621 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,621 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,621 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,621 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,622 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,622 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,622 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,622 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,623 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,623 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,623 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,623 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,624 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,624 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,625 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,625 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,625 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,625 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,626 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,626 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,626 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,627 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,627 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,627 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,627 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,628 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,628 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,628 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,629 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,629 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,629 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,629 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,630 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,630 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,630 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,630 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,631 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,631 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,631 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,631 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,632 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,632 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,632 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,632 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,633 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,633 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,633 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,633 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,634 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,635 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,635 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,636 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,636 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,636 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,637 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,637 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,637 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,638 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,638 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,638 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,639 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,639 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,639 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,640 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,640 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,640 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,641 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,641 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,641 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,641 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,642 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,642 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,643 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,643 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,643 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,643 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,644 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,644 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,645 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,645 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,646 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,646 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,646 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,647 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,647 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,647 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,648 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,648 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,648 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,649 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,649 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,649 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,650 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,650 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,650 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,650 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,650 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,651 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,651 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,651 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,651 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,652 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,652 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,652 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,652 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,654 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,654 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,654 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,655 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,655 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,655 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,655 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,655 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,656 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-08-21 16:34:05,656 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-08-21 16:34:05,656 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,656 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,656 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,657 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,657 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,657 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,658 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,658 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,658 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,658 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,658 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,659 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,659 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-08-21 16:34:05,659 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-08-21 16:34:05,659 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,659 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,660 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,660 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,662 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction CFG 21.08 04:34:05 BoogieIcfgContainer [2020-08-21 16:34:05,662 INFO L132 PluginConnector]: ------------------------ END TraceAbstraction---------------------------- [2020-08-21 16:34:05,664 INFO L168 Benchmark]: Toolchain (without parser) took 13446.64 ms. Allocated memory was 147.8 MB in the beginning and 370.1 MB in the end (delta: 222.3 MB). Free memory was 102.9 MB in the beginning and 99.7 MB in the end (delta: 3.2 MB). Peak memory consumption was 225.5 MB. Max. memory is 7.1 GB. [2020-08-21 16:34:05,665 INFO L168 Benchmark]: CDTParser took 0.20 ms. Allocated memory is still 147.8 MB. Free memory was 122.3 MB in the beginning and 121.9 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. [2020-08-21 16:34:05,665 INFO L168 Benchmark]: CACSL2BoogieTranslator took 627.41 ms. Allocated memory was 147.8 MB in the beginning and 204.5 MB in the end (delta: 56.6 MB). Free memory was 102.4 MB in the beginning and 170.0 MB in the end (delta: -67.6 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. [2020-08-21 16:34:05,666 INFO L168 Benchmark]: Boogie Preprocessor took 71.80 ms. Allocated memory is still 204.5 MB. Free memory was 170.0 MB in the beginning and 166.9 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. [2020-08-21 16:34:05,667 INFO L168 Benchmark]: RCFGBuilder took 629.40 ms. Allocated memory is still 204.5 MB. Free memory was 166.9 MB in the beginning and 119.8 MB in the end (delta: 47.0 MB). Peak memory consumption was 47.0 MB. Max. memory is 7.1 GB. [2020-08-21 16:34:05,667 INFO L168 Benchmark]: TraceAbstraction took 12112.76 ms. Allocated memory was 204.5 MB in the beginning and 370.1 MB in the end (delta: 165.7 MB). Free memory was 118.9 MB in the beginning and 99.7 MB in the end (delta: 19.2 MB). Peak memory consumption was 184.9 MB. Max. memory is 7.1 GB. [2020-08-21 16:34:05,670 INFO L336 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.20 ms. Allocated memory is still 147.8 MB. Free memory was 122.3 MB in the beginning and 121.9 MB in the end (delta: 419.4 kB). Peak memory consumption was 419.4 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 627.41 ms. Allocated memory was 147.8 MB in the beginning and 204.5 MB in the end (delta: 56.6 MB). Free memory was 102.4 MB in the beginning and 170.0 MB in the end (delta: -67.6 MB). Peak memory consumption was 22.4 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 71.80 ms. Allocated memory is still 204.5 MB. Free memory was 170.0 MB in the beginning and 166.9 MB in the end (delta: 3.1 MB). Peak memory consumption was 3.1 MB. Max. memory is 7.1 GB. * RCFGBuilder took 629.40 ms. Allocated memory is still 204.5 MB. Free memory was 166.9 MB in the beginning and 119.8 MB in the end (delta: 47.0 MB). Peak memory consumption was 47.0 MB. Max. memory is 7.1 GB. * TraceAbstraction took 12112.76 ms. Allocated memory was 204.5 MB in the beginning and 370.1 MB in the end (delta: 165.7 MB). Free memory was 118.9 MB in the beginning and 99.7 MB in the end (delta: 19.2 MB). Peak memory consumption was 184.9 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.boogie.preprocessor: - GenericResult: Unfinished Backtranslation Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$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 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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$.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_$Pointer$ - 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_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_int - 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_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_int - 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_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_$Pointer$ - 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_$Pointer$ - 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_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 [2020-08-21 16:34:05,687 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,688 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,688 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,688 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,689 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,689 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,689 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,690 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: ((index + 1 <= \old(index) && 2 <= \old(index)) || ((index + 1 <= \old(index) && (((head == #memory_$Pointer$[head][4] && head == #memory_$Pointer$[head][4]) || 1 <= head) || head + 1 <= 0)) && 1 <= \old(index))) || ((\old(index) == index && head == head) && head == head) - InvariantResult [Line: 611]: Loop Invariant [2020-08-21 16:34:05,690 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,691 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,691 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,691 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,691 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,692 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,692 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,692 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,693 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,693 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,693 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,693 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,694 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,694 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,694 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,694 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,695 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,695 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,695 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,695 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,696 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,696 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,696 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,697 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,697 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,698 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,698 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,698 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,698 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,699 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,699 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,699 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,699 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,700 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,700 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,700 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,700 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,700 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,701 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,702 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int Derived loop invariant: ((((((((((!(#memory_$Pointer$[s][4] == s) && 2 <= len) && new_data + 2 <= 2 * len) && i + len <= unknown-#memory_int-unknown[#memory_$Pointer$[s][4]][#memory_$Pointer$[s][4]]) && unknown-#memory_int-unknown[s][s] + 1 <= i + 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) && s == 0) && i <= 1) || ((((((((len <= 2 && unknown-#memory_int-unknown[s][s] <= expected) && 2 <= len) && i + 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[s][s] + 2 <= 2 * len) && expected <= unknown-#memory_int-unknown[s][s])) || ((((((len <= 2 && 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) - InvariantResult [Line: 596]: Loop Invariant [2020-08-21 16:34:05,702 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,703 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,703 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,703 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,703 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,704 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,704 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,704 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,704 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,708 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,708 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,709 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,709 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,709 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,709 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,709 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,710 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,710 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,710 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,710 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,710 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,711 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,711 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,711 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,711 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,711 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,712 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,712 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,712 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,712 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,712 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,713 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,713 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,713 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,713 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,713 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,714 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,715 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,715 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,716 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,716 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,716 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,717 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,717 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,730 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,730 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,730 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,730 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,731 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,731 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,731 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,731 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,731 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,731 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,732 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,732 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,732 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,732 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,732 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,732 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,733 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,733 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,733 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,733 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,733 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,733 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,734 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,734 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,734 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,734 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,734 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,734 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)) && index + 1 <= \old(index)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && (((#memory_$Pointer$[head][4] == head || head + 1 <= 0) || 1 <= head) || ((head == #memory_$Pointer$[head][4] && data == \old(data)) && #memory_$Pointer$[head][4] == head))) || ((((((#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_$Pointer$ == \old(#memory_$Pointer$) && unknown-#memory_int-unknown == \old(unknown-#memory_int-unknown)) && index + 1 <= \old(index)) && #memory_$Pointer$ == \old(#memory_$Pointer$)) && 2 <= \old(index)) - InvariantResult [Line: 607]: Loop Invariant [2020-08-21 16:34:05,735 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,735 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,736 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,736 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,736 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,736 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,737 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,737 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,737 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,737 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,738 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,738 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,738 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,738 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,738 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,739 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,739 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,739 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,739 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,739 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,739 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,740 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,740 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,740 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,740 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,740 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,741 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,741 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,741 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,742 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,742 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,742 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,742 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,742 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,743 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,743 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,743 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,743 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,743 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,744 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,744 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,744 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,744 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,744 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,745 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,745 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,745 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,745 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,745 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,746 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,746 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,746 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,746 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,746 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,747 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,747 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 [2020-08-21 16:34:05,747 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,748 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,748 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,748 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,748 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,748 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,749 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,749 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,749 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-08-21 16:34:05,749 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-08-21 16:34:05,749 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,749 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,749 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,750 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,750 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,750 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,750 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.offset [2020-08-21 16:34:05,751 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,751 WARN L417 cessorBacktranslator]: Unfinished backtranslation: Name guessing unsuccessful for VarDecl var #memory_$Pointer$ : [$Pointer$]$Pointer$; and expression #memory_$Pointer$.base [2020-08-21 16:34:05,751 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,751 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,751 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,751 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-08-21 16:34:05,751 WARN L1295 BoogieBacktranslator]: unknown boogie variable #length [2020-08-21 16:34:05,752 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,752 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_int [2020-08-21 16:34:05,752 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ [2020-08-21 16:34:05,752 WARN L1295 BoogieBacktranslator]: unknown boogie variable #memory_$Pointer$ Derived loop invariant: ((\valid[head] == 1 && \old(len) <= len + 1) || ((!(head == #memory_$Pointer$[head][4]) && \valid[head] == 1) && head == 0)) || (((((#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: 10.7s, OverallIterations: 13, TraceHistogramMax: 2, AutomataDifference: 6.8s, DeadEndRemovalTime: 0.0s, HoareAnnotationTime: 1.1s, InitialAbstractionConstructionTime: 0.0s, HoareTripleCheckerStatistics: 484 SDtfs, 790 SDslu, 1778 SDs, 0 SdLazy, 3880 SolverSat, 472 SolverUnsat, 0 SolverUnknown, 0 SolverNotchecked, 3.2s Time, PredicateUnifierStatistics: 0 DeclaredPredicates, 354 GetRequests, 150 SyntacticMatches, 0 SemanticMatches, 204 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 488 ImplicationChecksByTransitivity, 4.2s Time, 0.0s BasicInterpolantAutomatonTime, BiggestAbstraction: size=79occurred 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, 88 StatesRemovedByMinimization, 10 NontrivialMinimizations, HoareAnnotationStatistics: 0.0s HoareAnnotationTime, 24 LocationsWithAnnotation, 76 PreInvPairs, 117 NumberOfFragments, 1019 HoareAnnotationTreeSize, 76 FomulaSimplifications, 2099 FormulaSimplificationTreeSizeReduction, 0.1s HoareSimplificationTime, 24 FomulaSimplificationsInter, 529 FormulaSimplificationTreeSizeReductionInter, 0.9s HoareSimplificationTimeInter, RefinementEngineStatistics: TRACE_CHECK: 0.0s SsaConstructionTime, 0.2s SatisfiabilityAnalysisTime, 3.0s InterpolantComputationTime, 680 NumberOfCodeBlocks, 680 NumberOfCodeBlocksAsserted, 13 NumberOfCheckSat, 667 ConstructedInterpolants, 0 QuantifiedInterpolants, 173517 SizeOfPredicates, 0 NumberOfNonLiveVariables, 0 ConjunctsInSsa, 0 ConjunctsInUnsatCore, 13 InterpolantComputations, 5 PerfectInterpolantSequences, 192/235 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...