/usr/bin/java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/AutomizerC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-sets/test_add-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.25-72570d3 [2020-08-22 16:48:05,863 INFO L177 SettingsManager]: Resetting all preferences to default values... [2020-08-22 16:48:05,865 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2020-08-22 16:48:05,888 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2020-08-22 16:48:05,888 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2020-08-22 16:48:05,889 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2020-08-22 16:48:05,890 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2020-08-22 16:48:05,892 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2020-08-22 16:48:05,894 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2020-08-22 16:48:05,894 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2020-08-22 16:48:05,895 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2020-08-22 16:48:05,896 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2020-08-22 16:48:05,897 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2020-08-22 16:48:05,897 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2020-08-22 16:48:05,898 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2020-08-22 16:48:05,899 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2020-08-22 16:48:05,900 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2020-08-22 16:48:05,901 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2020-08-22 16:48:05,902 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2020-08-22 16:48:05,904 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2020-08-22 16:48:05,906 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2020-08-22 16:48:05,907 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2020-08-22 16:48:05,908 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2020-08-22 16:48:05,908 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2020-08-22 16:48:05,911 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2020-08-22 16:48:05,911 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2020-08-22 16:48:05,911 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2020-08-22 16:48:05,912 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2020-08-22 16:48:05,912 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2020-08-22 16:48:05,913 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2020-08-22 16:48:05,913 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2020-08-22 16:48:05,914 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2020-08-22 16:48:05,915 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2020-08-22 16:48:05,915 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2020-08-22 16:48:05,916 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2020-08-22 16:48:05,916 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2020-08-22 16:48:05,917 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2020-08-22 16:48:05,917 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2020-08-22 16:48:05,917 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2020-08-22 16:48:05,918 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2020-08-22 16:48:05,919 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2020-08-22 16:48:05,920 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2020-08-22 16:48:05,942 INFO L113 SettingsManager]: Loading preferences was successful [2020-08-22 16:48:05,942 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2020-08-22 16:48:05,943 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2020-08-22 16:48:05,943 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2020-08-22 16:48:05,943 INFO L138 SettingsManager]: * Use SBE=true [2020-08-22 16:48:05,944 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2020-08-22 16:48:05,944 INFO L138 SettingsManager]: * sizeof long=4 [2020-08-22 16:48:05,944 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2020-08-22 16:48:05,944 INFO L138 SettingsManager]: * sizeof POINTER=4 [2020-08-22 16:48:05,944 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2020-08-22 16:48:05,945 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2020-08-22 16:48:05,945 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2020-08-22 16:48:05,945 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2020-08-22 16:48:05,945 INFO L138 SettingsManager]: * sizeof long double=12 [2020-08-22 16:48:05,945 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2020-08-22 16:48:05,945 INFO L138 SettingsManager]: * Use constant arrays=true [2020-08-22 16:48:05,946 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2020-08-22 16:48:05,946 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2020-08-22 16:48:05,946 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2020-08-22 16:48:05,946 INFO L138 SettingsManager]: * To the following directory=./dump/ [2020-08-22 16:48:05,946 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2020-08-22 16:48:05,947 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-22 16:48:05,947 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2020-08-22 16:48:05,947 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2020-08-22 16:48:05,947 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2020-08-22 16:48:05,947 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2020-08-22 16:48:05,948 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2020-08-22 16:48:05,948 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2020-08-22 16:48:05,948 INFO L138 SettingsManager]: * Trace refinement exception blacklist=NONE [2020-08-22 16:48:05,948 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2020-08-22 16:48:06,218 INFO L75 nceAwareModelManager]: Repository-Root is: /tmp [2020-08-22 16:48:06,239 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2020-08-22 16:48:06,244 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2020-08-22 16:48:06,246 INFO L271 PluginConnector]: Initializing CDTParser... [2020-08-22 16:48:06,246 INFO L275 PluginConnector]: CDTParser initialized [2020-08-22 16:48:06,247 INFO L429 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-sets/test_add-2.i [2020-08-22 16:48:06,318 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/461a74a1a/d795fc80b1194ffcba12bc56b6e0e2a0/FLAG2df4fee14 [2020-08-22 16:48:06,847 INFO L306 CDTParser]: Found 1 translation units. [2020-08-22 16:48:06,848 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-sets/test_add-2.i [2020-08-22 16:48:06,862 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/461a74a1a/d795fc80b1194ffcba12bc56b6e0e2a0/FLAG2df4fee14 [2020-08-22 16:48:07,165 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/461a74a1a/d795fc80b1194ffcba12bc56b6e0e2a0 [2020-08-22 16:48:07,175 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2020-08-22 16:48:07,176 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2020-08-22 16:48:07,177 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2020-08-22 16:48:07,178 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2020-08-22 16:48:07,181 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2020-08-22 16:48:07,182 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 04:48:07" (1/1) ... [2020-08-22 16:48:07,185 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@7ab63a1e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:48:07, skipping insertion in model container [2020-08-22 16:48:07,185 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 04:48:07" (1/1) ... [2020-08-22 16:48:07,193 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2020-08-22 16:48:07,238 INFO L178 MainTranslator]: Built tables and reachable declarations [2020-08-22 16:48:07,672 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 16:48:07,690 INFO L203 MainTranslator]: Completed pre-run [2020-08-22 16:48:07,743 INFO L206 PostProcessor]: Analyzing one entry point: main [2020-08-22 16:48:07,809 INFO L208 MainTranslator]: Completed translation [2020-08-22 16:48:07,810 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:48:07 WrapperNode [2020-08-22 16:48:07,810 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2020-08-22 16:48:07,811 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2020-08-22 16:48:07,811 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2020-08-22 16:48:07,811 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2020-08-22 16:48:07,824 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:48:07" (1/1) ... [2020-08-22 16:48:07,825 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:48:07" (1/1) ... [2020-08-22 16:48:07,842 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:48:07" (1/1) ... [2020-08-22 16:48:07,843 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:48:07" (1/1) ... [2020-08-22 16:48:07,866 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:48:07" (1/1) ... [2020-08-22 16:48:07,871 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:48:07" (1/1) ... [2020-08-22 16:48:07,876 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:48:07" (1/1) ... [2020-08-22 16:48:07,885 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2020-08-22 16:48:07,885 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2020-08-22 16:48:07,885 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2020-08-22 16:48:07,886 INFO L275 PluginConnector]: RCFGBuilder initialized [2020-08-22 16:48:07,886 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:48:07" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2020-08-22 16:48:07,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2020-08-22 16:48:07,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2020-08-22 16:48:07,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2020-08-22 16:48:07,952 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2020-08-22 16:48:07,952 INFO L138 BoogieDeclarations]: Found implementation of procedure assume_abort_if_not [2020-08-22 16:48:07,952 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2020-08-22 16:48:07,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successful_malloc [2020-08-22 16:48:07,953 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2020-08-22 16:48:07,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2020-08-22 16:48:07,953 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2020-08-22 16:48:07,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2020-08-22 16:48:07,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2020-08-22 16:48:07,953 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2020-08-22 16:48:07,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_empty [2020-08-22 16:48:07,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_set [2020-08-22 16:48:07,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2020-08-22 16:48:07,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_del [2020-08-22 16:48:07,954 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_in_set [2020-08-22 16:48:07,955 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_empty [2020-08-22 16:48:07,955 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2020-08-22 16:48:07,955 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2020-08-22 16:48:07,955 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2020-08-22 16:48:07,955 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2020-08-22 16:48:07,955 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2020-08-22 16:48:07,956 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2020-08-22 16:48:07,956 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2020-08-22 16:48:07,956 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2020-08-22 16:48:07,956 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2020-08-22 16:48:07,956 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2020-08-22 16:48:07,956 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2020-08-22 16:48:07,956 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2020-08-22 16:48:07,957 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2020-08-22 16:48:07,957 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2020-08-22 16:48:07,957 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2020-08-22 16:48:07,957 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2020-08-22 16:48:07,957 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2020-08-22 16:48:07,957 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2020-08-22 16:48:07,958 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2020-08-22 16:48:07,958 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2020-08-22 16:48:07,958 INFO L130 BoogieDeclarations]: Found specification of procedure select [2020-08-22 16:48:07,958 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2020-08-22 16:48:07,958 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2020-08-22 16:48:07,958 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2020-08-22 16:48:07,959 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2020-08-22 16:48:07,959 INFO L130 BoogieDeclarations]: Found specification of procedure random [2020-08-22 16:48:07,959 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2020-08-22 16:48:07,959 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2020-08-22 16:48:07,959 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2020-08-22 16:48:07,959 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2020-08-22 16:48:07,959 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2020-08-22 16:48:07,960 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2020-08-22 16:48:07,960 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2020-08-22 16:48:07,960 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2020-08-22 16:48:07,960 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2020-08-22 16:48:07,960 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2020-08-22 16:48:07,960 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2020-08-22 16:48:07,960 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2020-08-22 16:48:07,961 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2020-08-22 16:48:07,961 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2020-08-22 16:48:07,961 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2020-08-22 16:48:07,961 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2020-08-22 16:48:07,961 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2020-08-22 16:48:07,961 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2020-08-22 16:48:07,961 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2020-08-22 16:48:07,961 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2020-08-22 16:48:07,962 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2020-08-22 16:48:07,962 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2020-08-22 16:48:07,962 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2020-08-22 16:48:07,962 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2020-08-22 16:48:07,962 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2020-08-22 16:48:07,962 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2020-08-22 16:48:07,963 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2020-08-22 16:48:07,963 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2020-08-22 16:48:07,963 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2020-08-22 16:48:07,963 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2020-08-22 16:48:07,963 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2020-08-22 16:48:07,963 INFO L130 BoogieDeclarations]: Found specification of procedure free [2020-08-22 16:48:07,964 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2020-08-22 16:48:07,964 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2020-08-22 16:48:07,964 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2020-08-22 16:48:07,964 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2020-08-22 16:48:07,964 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2020-08-22 16:48:07,964 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2020-08-22 16:48:07,964 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2020-08-22 16:48:07,965 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2020-08-22 16:48:07,965 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2020-08-22 16:48:07,965 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2020-08-22 16:48:07,965 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2020-08-22 16:48:07,965 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2020-08-22 16:48:07,965 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2020-08-22 16:48:07,965 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2020-08-22 16:48:07,966 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2020-08-22 16:48:07,966 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2020-08-22 16:48:07,966 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2020-08-22 16:48:07,966 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2020-08-22 16:48:07,966 INFO L130 BoogieDeclarations]: Found specification of procedure system [2020-08-22 16:48:07,966 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2020-08-22 16:48:07,967 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2020-08-22 16:48:07,967 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2020-08-22 16:48:07,967 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2020-08-22 16:48:07,967 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2020-08-22 16:48:07,967 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2020-08-22 16:48:07,967 INFO L130 BoogieDeclarations]: Found specification of procedure div [2020-08-22 16:48:07,967 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2020-08-22 16:48:07,967 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2020-08-22 16:48:07,968 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2020-08-22 16:48:07,968 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2020-08-22 16:48:07,968 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2020-08-22 16:48:07,968 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2020-08-22 16:48:07,968 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2020-08-22 16:48:07,968 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2020-08-22 16:48:07,968 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2020-08-22 16:48:07,969 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2020-08-22 16:48:07,969 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2020-08-22 16:48:07,969 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2020-08-22 16:48:07,969 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2020-08-22 16:48:07,969 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2020-08-22 16:48:07,969 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2020-08-22 16:48:07,969 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2020-08-22 16:48:07,970 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2020-08-22 16:48:07,970 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2020-08-22 16:48:07,970 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2020-08-22 16:48:07,970 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2020-08-22 16:48:07,970 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2020-08-22 16:48:07,970 INFO L130 BoogieDeclarations]: Found specification of procedure assume_abort_if_not [2020-08-22 16:48:07,971 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2020-08-22 16:48:07,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2020-08-22 16:48:07,971 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2020-08-22 16:48:07,971 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successful_malloc [2020-08-22 16:48:07,971 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2020-08-22 16:48:07,971 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2020-08-22 16:48:07,971 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2020-08-22 16:48:07,972 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2020-08-22 16:48:07,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2020-08-22 16:48:07,972 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2020-08-22 16:48:07,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2020-08-22 16:48:07,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2020-08-22 16:48:07,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_empty [2020-08-22 16:48:07,972 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_set [2020-08-22 16:48:07,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2020-08-22 16:48:07,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_del [2020-08-22 16:48:07,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_in_set [2020-08-22 16:48:07,973 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_empty [2020-08-22 16:48:07,973 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2020-08-22 16:48:07,973 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2020-08-22 16:48:07,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2020-08-22 16:48:07,974 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2020-08-22 16:48:07,974 INFO L130 BoogieDeclarations]: Found specification of procedure main [2020-08-22 16:48:07,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2020-08-22 16:48:07,974 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2020-08-22 16:48:07,974 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2020-08-22 16:48:07,974 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2020-08-22 16:48:08,583 INFO L290 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2020-08-22 16:48:08,583 INFO L295 CfgBuilder]: Removed 2 assume(true) statements. [2020-08-22 16:48:08,587 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 04:48:08 BoogieIcfgContainer [2020-08-22 16:48:08,587 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2020-08-22 16:48:08,589 INFO L113 PluginConnector]: ------------------------TraceAbstraction---------------------------- [2020-08-22 16:48:08,589 INFO L271 PluginConnector]: Initializing TraceAbstraction... [2020-08-22 16:48:08,592 INFO L275 PluginConnector]: TraceAbstraction initialized [2020-08-22 16:48:08,592 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "CDTParser AST 22.08 04:48:07" (1/3) ... [2020-08-22 16:48:08,593 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a5efff2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 04:48:08, skipping insertion in model container [2020-08-22 16:48:08,594 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 04:48:07" (2/3) ... [2020-08-22 16:48:08,594 INFO L205 PluginConnector]: Invalid model from TraceAbstraction for observer de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction.TraceAbstractionObserver@4a5efff2 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.traceabstraction AST 22.08 04:48:08, skipping insertion in model container [2020-08-22 16:48:08,594 INFO L185 PluginConnector]: Executing the observer TraceAbstractionObserver from plugin TraceAbstraction for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 04:48:08" (3/3) ... [2020-08-22 16:48:08,596 INFO L109 eAbstractionObserver]: Analyzing ICFG test_add-2.i [2020-08-22 16:48:08,606 INFO L157 ceAbstractionStarter]: Automizer settings: Hoare:true NWA Interpolation:FPandBP Determinization: PREDICATE_ABSTRACTION [2020-08-22 16:48:08,614 INFO L169 ceAbstractionStarter]: Appying trace abstraction to program that has 1 error locations. [2020-08-22 16:48:08,628 INFO L251 AbstractCegarLoop]: Starting to check reachability of 1 error locations. [2020-08-22 16:48:08,655 INFO L375 AbstractCegarLoop]: Interprodecural is true [2020-08-22 16:48:08,656 INFO L376 AbstractCegarLoop]: Hoare is true [2020-08-22 16:48:08,656 INFO L377 AbstractCegarLoop]: Compute interpolants for FPandBP [2020-08-22 16:48:08,656 INFO L378 AbstractCegarLoop]: Backedges is STRAIGHT_LINE [2020-08-22 16:48:08,656 INFO L379 AbstractCegarLoop]: Determinization is PREDICATE_ABSTRACTION [2020-08-22 16:48:08,656 INFO L380 AbstractCegarLoop]: Difference is false [2020-08-22 16:48:08,657 INFO L381 AbstractCegarLoop]: Minimize is MINIMIZE_SEVPA [2020-08-22 16:48:08,657 INFO L385 AbstractCegarLoop]: ======== Iteration 0==of CEGAR loop == AllErrorsAtOnce======== [2020-08-22 16:48:08,676 INFO L276 IsEmpty]: Start isEmpty. Operand 56 states. [2020-08-22 16:48:08,682 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-08-22 16:48:08,683 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 16:48:08,684 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 16:48:08,684 INFO L427 AbstractCegarLoop]: === Iteration 1 === [fooErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 16:48:08,690 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 16:48:08,691 INFO L82 PathProgramCache]: Analyzing trace with hash 1154845074, now seen corresponding path program 1 times [2020-08-22 16:48:08,701 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 16:48:08,701 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [37042312] [2020-08-22 16:48:08,701 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 16:48:08,832 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:08,933 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 16:48:08,940 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:08,984 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-22 16:48:08,990 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:08,997 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 16:48:09,000 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:09,005 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-08-22 16:48:09,008 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:09,019 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-08-22 16:48:09,019 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [37042312] [2020-08-22 16:48:09,020 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 16:48:09,021 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [] total 4 [2020-08-22 16:48:09,021 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1781425292] [2020-08-22 16:48:09,026 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-22 16:48:09,026 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 16:48:09,040 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-22 16:48:09,041 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=5, Invalid=7, Unknown=0, NotChecked=0, Total=12 [2020-08-22 16:48:09,043 INFO L87 Difference]: Start difference. First operand 56 states. Second operand 4 states. [2020-08-22 16:48:09,262 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 16:48:09,262 INFO L93 Difference]: Finished difference Result 108 states and 126 transitions. [2020-08-22 16:48:09,263 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-22 16:48:09,264 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 28 [2020-08-22 16:48:09,265 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 16:48:09,273 INFO L225 Difference]: With dead ends: 108 [2020-08-22 16:48:09,274 INFO L226 Difference]: Without dead ends: 53 [2020-08-22 16:48:09,277 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 15 GetRequests, 12 SyntacticMatches, 0 SemanticMatches, 3 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=11, Unknown=0, NotChecked=0, Total=20 [2020-08-22 16:48:09,296 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 53 states. [2020-08-22 16:48:09,324 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 53 to 46. [2020-08-22 16:48:09,325 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 46 states. [2020-08-22 16:48:09,326 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 46 states to 46 states and 49 transitions. [2020-08-22 16:48:09,328 INFO L78 Accepts]: Start accepts. Automaton has 46 states and 49 transitions. Word has length 28 [2020-08-22 16:48:09,328 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 16:48:09,328 INFO L479 AbstractCegarLoop]: Abstraction has 46 states and 49 transitions. [2020-08-22 16:48:09,329 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-22 16:48:09,329 INFO L276 IsEmpty]: Start isEmpty. Operand 46 states and 49 transitions. [2020-08-22 16:48:09,331 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-08-22 16:48:09,331 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 16:48:09,331 INFO L422 BasicCegarLoop]: trace histogram [2, 2, 2, 2, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 16:48:09,331 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable0 [2020-08-22 16:48:09,332 INFO L427 AbstractCegarLoop]: === Iteration 2 === [fooErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 16:48:09,332 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 16:48:09,332 INFO L82 PathProgramCache]: Analyzing trace with hash 221547774, now seen corresponding path program 1 times [2020-08-22 16:48:09,333 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 16:48:09,333 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1636585282] [2020-08-22 16:48:09,333 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 16:48:09,361 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:09,427 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 16:48:09,432 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:09,457 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-22 16:48:09,473 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:09,531 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 16:48:09,542 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:09,575 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-08-22 16:48:09,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:09,590 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 3 trivial. 0 not checked. [2020-08-22 16:48:09,590 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1636585282] [2020-08-22 16:48:09,590 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [671150107] [2020-08-22 16:48:09,591 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 2 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-08-22 16:48:09,739 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:09,742 INFO L263 TraceCheckSpWp]: Trace formula consists of 166 conjuncts, 5 conjunts are in the unsatisfiable core [2020-08-22 16:48:09,750 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-08-22 16:48:09,826 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 5 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 16:48:09,826 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-08-22 16:48:09,826 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [6] total 6 [2020-08-22 16:48:09,828 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1729509953] [2020-08-22 16:48:09,829 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-22 16:48:09,829 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 16:48:09,829 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-22 16:48:09,830 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-08-22 16:48:09,830 INFO L87 Difference]: Start difference. First operand 46 states and 49 transitions. Second operand 4 states. [2020-08-22 16:48:09,860 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 16:48:09,860 INFO L93 Difference]: Finished difference Result 64 states and 70 transitions. [2020-08-22 16:48:09,861 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-22 16:48:09,861 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 28 [2020-08-22 16:48:09,862 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 16:48:09,866 INFO L225 Difference]: With dead ends: 64 [2020-08-22 16:48:09,866 INFO L226 Difference]: Without dead ends: 50 [2020-08-22 16:48:09,867 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 40 GetRequests, 35 SyntacticMatches, 1 SemanticMatches, 4 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 0 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=9, Invalid=21, Unknown=0, NotChecked=0, Total=30 [2020-08-22 16:48:09,870 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 50 states. [2020-08-22 16:48:09,892 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 50 to 50. [2020-08-22 16:48:09,893 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 50 states. [2020-08-22 16:48:09,894 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 50 states to 50 states and 54 transitions. [2020-08-22 16:48:09,894 INFO L78 Accepts]: Start accepts. Automaton has 50 states and 54 transitions. Word has length 28 [2020-08-22 16:48:09,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 16:48:09,896 INFO L479 AbstractCegarLoop]: Abstraction has 50 states and 54 transitions. [2020-08-22 16:48:09,896 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-22 16:48:09,897 INFO L276 IsEmpty]: Start isEmpty. Operand 50 states and 54 transitions. [2020-08-22 16:48:09,906 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 29 [2020-08-22 16:48:09,906 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 16:48:09,907 INFO L422 BasicCegarLoop]: trace histogram [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] [2020-08-22 16:48:10,122 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: 2 z3 -smt2 -in SMTLIB2_COMPLIANT=true,SelfDestructingSolverStorable1 [2020-08-22 16:48:10,123 INFO L427 AbstractCegarLoop]: === Iteration 3 === [fooErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 16:48:10,123 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 16:48:10,123 INFO L82 PathProgramCache]: Analyzing trace with hash -2088028185, now seen corresponding path program 1 times [2020-08-22 16:48:10,124 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 16:48:10,125 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [213920578] [2020-08-22 16:48:10,125 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 16:48:10,147 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:10,194 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 16:48:10,198 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:10,218 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-22 16:48:10,224 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:10,267 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 16:48:10,272 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:10,323 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 19 [2020-08-22 16:48:10,325 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:10,357 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 0 proven. 3 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-22 16:48:10,359 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [213920578] [2020-08-22 16:48:10,359 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2061115828] [2020-08-22 16:48:10,360 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 3 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-08-22 16:48:10,476 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:10,478 INFO L263 TraceCheckSpWp]: Trace formula consists of 167 conjuncts, 51 conjunts are in the unsatisfiable core [2020-08-22 16:48:10,481 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-08-22 16:48:10,553 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2020-08-22 16:48:10,554 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-08-22 16:48:10,563 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-08-22 16:48:10,566 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2020-08-22 16:48:10,567 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-08-22 16:48:10,573 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-08-22 16:48:10,573 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-08-22 16:48:10,574 INFO L244 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:24, output treesize:10 [2020-08-22 16:48:10,723 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-08-22 16:48:10,732 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 16:48:10,732 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-08-22 16:48:10,732 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [9] imperfect sequences [9] total 16 [2020-08-22 16:48:10,733 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [2115588820] [2020-08-22 16:48:10,733 INFO L459 AbstractCegarLoop]: Interpolant automaton has 9 states [2020-08-22 16:48:10,733 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 16:48:10,734 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 9 interpolants. [2020-08-22 16:48:10,734 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=42, Invalid=198, Unknown=0, NotChecked=0, Total=240 [2020-08-22 16:48:10,734 INFO L87 Difference]: Start difference. First operand 50 states and 54 transitions. Second operand 9 states. [2020-08-22 16:48:11,242 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 16:48:11,243 INFO L93 Difference]: Finished difference Result 95 states and 105 transitions. [2020-08-22 16:48:11,243 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 14 states. [2020-08-22 16:48:11,243 INFO L78 Accepts]: Start accepts. Automaton has 9 states. Word has length 28 [2020-08-22 16:48:11,243 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 16:48:11,245 INFO L225 Difference]: With dead ends: 95 [2020-08-22 16:48:11,245 INFO L226 Difference]: Without dead ends: 79 [2020-08-22 16:48:11,246 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 50 GetRequests, 27 SyntacticMatches, 0 SemanticMatches, 23 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 75 ImplicationChecksByTransitivity, 0.4s TimeCoverageRelationStatistics Valid=127, Invalid=473, Unknown=0, NotChecked=0, Total=600 [2020-08-22 16:48:11,246 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 79 states. [2020-08-22 16:48:11,259 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 79 to 53. [2020-08-22 16:48:11,259 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 53 states. [2020-08-22 16:48:11,261 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 53 states to 53 states and 56 transitions. [2020-08-22 16:48:11,262 INFO L78 Accepts]: Start accepts. Automaton has 53 states and 56 transitions. Word has length 28 [2020-08-22 16:48:11,262 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 16:48:11,262 INFO L479 AbstractCegarLoop]: Abstraction has 53 states and 56 transitions. [2020-08-22 16:48:11,262 INFO L480 AbstractCegarLoop]: Interpolant automaton has 9 states. [2020-08-22 16:48:11,262 INFO L276 IsEmpty]: Start isEmpty. Operand 53 states and 56 transitions. [2020-08-22 16:48:11,264 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-08-22 16:48:11,264 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 16:48:11,264 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1] [2020-08-22 16:48:11,477 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable2,3 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-08-22 16:48:11,478 INFO L427 AbstractCegarLoop]: === Iteration 4 === [fooErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 16:48:11,478 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 16:48:11,478 INFO L82 PathProgramCache]: Analyzing trace with hash 248987231, now seen corresponding path program 1 times [2020-08-22 16:48:11,479 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 16:48:11,479 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [390939948] [2020-08-22 16:48:11,480 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 16:48:11,504 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:11,552 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 16:48:11,555 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:11,572 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-22 16:48:11,581 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:11,648 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 16:48:11,650 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:11,668 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 16:48:11,671 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:11,703 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 16:48:11,705 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:11,728 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-08-22 16:48:11,733 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:11,774 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 16:48:11,777 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:11,801 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-08-22 16:48:11,803 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:11,851 INFO L134 CoverageAnalysis]: Checked inductivity of 5 backedges. 4 proven. 0 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-22 16:48:11,852 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [390939948] [2020-08-22 16:48:11,852 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 16:48:11,852 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [19] imperfect sequences [] total 19 [2020-08-22 16:48:11,852 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1037110304] [2020-08-22 16:48:11,853 INFO L459 AbstractCegarLoop]: Interpolant automaton has 19 states [2020-08-22 16:48:11,853 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 16:48:11,853 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 19 interpolants. [2020-08-22 16:48:11,854 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=38, Invalid=304, Unknown=0, NotChecked=0, Total=342 [2020-08-22 16:48:11,854 INFO L87 Difference]: Start difference. First operand 53 states and 56 transitions. Second operand 19 states. [2020-08-22 16:48:13,015 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 16:48:13,016 INFO L93 Difference]: Finished difference Result 73 states and 79 transitions. [2020-08-22 16:48:13,016 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 21 states. [2020-08-22 16:48:13,017 INFO L78 Accepts]: Start accepts. Automaton has 19 states. Word has length 48 [2020-08-22 16:48:13,017 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 16:48:13,019 INFO L225 Difference]: With dead ends: 73 [2020-08-22 16:48:13,019 INFO L226 Difference]: Without dead ends: 66 [2020-08-22 16:48:13,021 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 49 GetRequests, 14 SyntacticMatches, 0 SemanticMatches, 35 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 128 ImplicationChecksByTransitivity, 0.7s TimeCoverageRelationStatistics Valid=195, Invalid=1137, Unknown=0, NotChecked=0, Total=1332 [2020-08-22 16:48:13,022 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 66 states. [2020-08-22 16:48:13,039 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 66 to 54. [2020-08-22 16:48:13,039 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-08-22 16:48:13,043 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 57 transitions. [2020-08-22 16:48:13,043 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 57 transitions. Word has length 48 [2020-08-22 16:48:13,043 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 16:48:13,043 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 57 transitions. [2020-08-22 16:48:13,044 INFO L480 AbstractCegarLoop]: Interpolant automaton has 19 states. [2020-08-22 16:48:13,046 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 57 transitions. [2020-08-22 16:48:13,052 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 49 [2020-08-22 16:48:13,052 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 16:48:13,052 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 16:48:13,053 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable3 [2020-08-22 16:48:13,053 INFO L427 AbstractCegarLoop]: === Iteration 5 === [fooErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 16:48:13,053 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 16:48:13,053 INFO L82 PathProgramCache]: Analyzing trace with hash 1823590536, now seen corresponding path program 1 times [2020-08-22 16:48:13,053 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 16:48:13,054 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [801186034] [2020-08-22 16:48:13,056 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 16:48:13,089 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:13,136 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 16:48:13,137 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:13,150 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-22 16:48:13,154 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:13,163 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 16:48:13,164 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:13,178 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 16:48:13,179 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:13,183 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 16:48:13,184 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:13,195 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-08-22 16:48:13,196 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:13,200 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 16:48:13,201 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:13,205 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-08-22 16:48:13,208 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:13,225 INFO L134 CoverageAnalysis]: Checked inductivity of 4 backedges. 2 proven. 0 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-08-22 16:48:13,225 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [801186034] [2020-08-22 16:48:13,225 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 0 imperfect interpolant sequences. [2020-08-22 16:48:13,225 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [8] imperfect sequences [] total 8 [2020-08-22 16:48:13,226 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [710182983] [2020-08-22 16:48:13,226 INFO L459 AbstractCegarLoop]: Interpolant automaton has 8 states [2020-08-22 16:48:13,226 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 16:48:13,226 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 8 interpolants. [2020-08-22 16:48:13,227 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-08-22 16:48:13,227 INFO L87 Difference]: Start difference. First operand 54 states and 57 transitions. Second operand 8 states. [2020-08-22 16:48:13,482 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 16:48:13,483 INFO L93 Difference]: Finished difference Result 62 states and 64 transitions. [2020-08-22 16:48:13,483 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 7 states. [2020-08-22 16:48:13,483 INFO L78 Accepts]: Start accepts. Automaton has 8 states. Word has length 48 [2020-08-22 16:48:13,486 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 16:48:13,487 INFO L225 Difference]: With dead ends: 62 [2020-08-22 16:48:13,487 INFO L226 Difference]: Without dead ends: 56 [2020-08-22 16:48:13,488 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 24 GetRequests, 16 SyntacticMatches, 0 SemanticMatches, 8 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 3 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=30, Invalid=60, Unknown=0, NotChecked=0, Total=90 [2020-08-22 16:48:13,488 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 56 states. [2020-08-22 16:48:13,502 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 56 to 54. [2020-08-22 16:48:13,502 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 54 states. [2020-08-22 16:48:13,506 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 54 states to 54 states and 56 transitions. [2020-08-22 16:48:13,506 INFO L78 Accepts]: Start accepts. Automaton has 54 states and 56 transitions. Word has length 48 [2020-08-22 16:48:13,506 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 16:48:13,506 INFO L479 AbstractCegarLoop]: Abstraction has 54 states and 56 transitions. [2020-08-22 16:48:13,507 INFO L480 AbstractCegarLoop]: Interpolant automaton has 8 states. [2020-08-22 16:48:13,507 INFO L276 IsEmpty]: Start isEmpty. Operand 54 states and 56 transitions. [2020-08-22 16:48:13,508 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 52 [2020-08-22 16:48:13,509 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 16:48:13,509 INFO L422 BasicCegarLoop]: trace histogram [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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 16:48:13,509 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable4 [2020-08-22 16:48:13,509 INFO L427 AbstractCegarLoop]: === Iteration 6 === [fooErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 16:48:13,509 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 16:48:13,510 INFO L82 PathProgramCache]: Analyzing trace with hash -722435370, now seen corresponding path program 1 times [2020-08-22 16:48:13,510 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 16:48:13,510 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [463025785] [2020-08-22 16:48:13,510 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 16:48:13,570 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:13,691 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 16:48:13,694 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:13,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-22 16:48:13,724 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:13,879 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 16:48:13,881 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:13,929 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 16:48:13,935 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:13,993 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 16:48:13,995 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:14,020 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-08-22 16:48:14,028 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:14,134 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 16:48:14,138 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:14,219 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-08-22 16:48:14,231 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:14,486 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 6 refuted. 0 times theorem prover too weak. 1 trivial. 0 not checked. [2020-08-22 16:48:14,486 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [463025785] [2020-08-22 16:48:14,487 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [2084425395] [2020-08-22 16:48:14,487 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 4 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-08-22 16:48:14,644 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:48:14,662 INFO L263 TraceCheckSpWp]: Trace formula consists of 291 conjuncts, 90 conjunts are in the unsatisfiable core [2020-08-22 16:48:14,669 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-08-22 16:48:14,908 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2020-08-22 16:48:14,908 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-08-22 16:48:14,922 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-08-22 16:48:14,924 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-08-22 16:48:14,924 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:26, output treesize:22 [2020-08-22 16:48:15,104 INFO L441 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.base_41|, |v_#memory_$Pointer$.offset_41|], 2=[|v_#memory_int_40|, |v_#memory_int_41|, |v_#memory_int_39|]} [2020-08-22 16:48:15,134 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:48:15,281 WARN L193 SmtUtils]: Spent 112.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 31 [2020-08-22 16:48:15,283 INFO L350 Elim1Store]: treesize reduction 139, result has 30.8 percent of original size [2020-08-22 16:48:15,284 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 77 treesize of output 69 [2020-08-22 16:48:15,285 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-08-22 16:48:15,473 WARN L193 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 78 DAG size of output: 74 [2020-08-22 16:48:15,475 INFO L625 ElimStorePlain]: treesize reduction 16, result has 92.6 percent of original size [2020-08-22 16:48:15,490 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:48:15,632 WARN L193 SmtUtils]: Spent 124.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 39 [2020-08-22 16:48:15,633 INFO L350 Elim1Store]: treesize reduction 100, result has 50.2 percent of original size [2020-08-22 16:48:15,634 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 77 treesize of output 108 [2020-08-22 16:48:15,635 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-08-22 16:48:15,884 WARN L193 SmtUtils]: Spent 248.00 ms on a formula simplification. DAG size of input: 87 DAG size of output: 80 [2020-08-22 16:48:15,887 INFO L625 ElimStorePlain]: treesize reduction 36, result has 84.4 percent of original size [2020-08-22 16:48:15,895 INFO L545 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-08-22 16:48:15,992 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-08-22 16:48:15,997 INFO L545 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-08-22 16:48:16,103 WARN L193 SmtUtils]: Spent 105.00 ms on a formula simplification that was a NOOP. DAG size: 73 [2020-08-22 16:48:16,103 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-08-22 16:48:16,107 INFO L545 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-08-22 16:48:16,207 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification that was a NOOP. DAG size: 70 [2020-08-22 16:48:16,208 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-08-22 16:48:16,212 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-08-22 16:48:16,215 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-08-22 16:48:16,217 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-08-22 16:48:16,225 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-08-22 16:48:16,228 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-08-22 16:48:16,230 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-08-22 16:48:16,233 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-08-22 16:48:16,241 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-08-22 16:48:16,244 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-08-22 16:48:16,249 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-08-22 16:48:16,251 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-08-22 16:48:16,254 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-08-22 16:48:16,260 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-08-22 16:48:16,262 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-08-22 16:48:16,268 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 5 dim-2 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2020-08-22 16:48:16,269 INFO L244 ElimStorePlain]: Needed 6 recursive calls to eliminate 7 variables, input treesize:226, output treesize:208 [2020-08-22 16:48:16,271 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-08-22 16:48:16,273 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-08-22 16:48:16,274 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-08-22 16:48:16,279 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-08-22 16:48:16,281 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-08-22 16:48:16,283 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-08-22 16:48:16,284 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-08-22 16:48:16,291 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-08-22 16:48:16,293 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-08-22 16:48:16,297 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-08-22 16:48:16,298 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-08-22 16:48:16,300 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-08-22 16:48:16,308 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-08-22 16:48:16,310 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-08-22 16:48:16,551 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-08-22 16:48:16,553 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-08-22 16:48:16,555 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-08-22 16:48:16,561 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-08-22 16:48:16,563 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-08-22 16:48:16,564 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-08-22 16:48:16,566 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-08-22 16:48:16,572 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-08-22 16:48:16,573 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-08-22 16:48:16,577 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 2 disjuncts [2020-08-22 16:48:16,579 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-08-22 16:48:16,581 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-08-22 16:48:16,585 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-08-22 16:48:16,587 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-08-22 16:49:56,596 WARN L193 SmtUtils]: Spent 1.62 m on a formula simplification. DAG size of input: 134 DAG size of output: 108 [2020-08-22 16:50:29,198 WARN L193 SmtUtils]: Spent 31.44 s on a formula simplification that was a NOOP. DAG size: 145 [2020-08-22 16:50:29,277 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[2, 6, 8, 1] term [2020-08-22 16:50:29,278 INFO L603 QuantifierPusher]: Distributing 6 conjuncts over 2 disjuncts [2020-08-22 16:50:29,311 INFO L375 QuantifierPusher]: Applying distributivity to a CONJUNCTION[3, 6, 8, 1] term [2020-08-22 16:50:29,311 INFO L603 QuantifierPusher]: Distributing 6 conjuncts over 2 disjuncts [2020-08-22 16:50:29,365 INFO L441 ElimStorePlain]: Different costs {6=[v_prenex_18, v_prenex_17, v_prenex_20], 8=[v_prenex_16, |v_#memory_int_BEFORE_CALL_4|, v_prenex_19]} [2020-08-22 16:50:29,420 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:50:29,424 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:50:29,430 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:50:29,564 INFO L350 Elim1Store]: treesize reduction 95, result has 43.8 percent of original size [2020-08-22 16:50:29,565 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 53 treesize of output 86 [2020-08-22 16:50:29,567 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-08-22 16:50:38,589 WARN L193 SmtUtils]: Spent 9.02 s on a formula simplification. DAG size of input: 184 DAG size of output: 180 [2020-08-22 16:50:38,590 INFO L625 ElimStorePlain]: treesize reduction 22, result has 98.5 percent of original size [2020-08-22 16:50:38,672 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:50:38,685 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:50:38,708 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:50:38,924 INFO L350 Elim1Store]: treesize reduction 103, result has 58.6 percent of original size [2020-08-22 16:50:38,925 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 86 treesize of output 158 [2020-08-22 16:50:38,926 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-08-22 16:50:44,511 WARN L193 SmtUtils]: Spent 5.58 s on a formula simplification. DAG size of input: 185 DAG size of output: 180 [2020-08-22 16:50:44,512 INFO L625 ElimStorePlain]: treesize reduction 69, result has 95.4 percent of original size [2020-08-22 16:50:44,561 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:50:44,566 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:50:44,574 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:50:44,598 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 74 treesize of output 28 [2020-08-22 16:50:44,599 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-08-22 16:50:46,276 WARN L193 SmtUtils]: Spent 1.68 s on a formula simplification that was a NOOP. DAG size: 169 [2020-08-22 16:50:46,277 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-08-22 16:50:46,299 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:50:46,302 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:50:46,308 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:50:46,413 INFO L350 Elim1Store]: treesize reduction 132, result has 47.2 percent of original size [2020-08-22 16:50:46,413 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 243 treesize of output 121 [2020-08-22 16:50:46,414 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-08-22 16:50:48,618 WARN L193 SmtUtils]: Spent 2.20 s on a formula simplification. DAG size of input: 170 DAG size of output: 166 [2020-08-22 16:50:48,619 INFO L625 ElimStorePlain]: treesize reduction 26, result has 97.9 percent of original size [2020-08-22 16:50:48,645 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:50:48,650 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:50:48,664 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:50:48,787 INFO L350 Elim1Store]: treesize reduction 116, result has 46.8 percent of original size [2020-08-22 16:50:48,788 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 235 treesize of output 105 [2020-08-22 16:50:48,789 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-08-22 16:50:50,227 WARN L193 SmtUtils]: Spent 1.44 s on a formula simplification. DAG size of input: 157 DAG size of output: 153 [2020-08-22 16:50:50,228 INFO L625 ElimStorePlain]: treesize reduction 34, result has 96.9 percent of original size [2020-08-22 16:50:50,242 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:50:50,243 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:50:50,247 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:50:50,461 WARN L193 SmtUtils]: Spent 189.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 54 [2020-08-22 16:50:50,462 INFO L350 Elim1Store]: treesize reduction 530, result has 35.8 percent of original size [2020-08-22 16:50:50,462 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 275 treesize of output 299 [2020-08-22 16:50:50,463 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-08-22 16:50:51,198 WARN L193 SmtUtils]: Spent 734.00 ms on a formula simplification. DAG size of input: 155 DAG size of output: 151 [2020-08-22 16:50:51,200 INFO L625 ElimStorePlain]: treesize reduction 59, result has 94.6 percent of original size [2020-08-22 16:50:51,212 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-08-22 16:50:51,214 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-08-22 16:50:51,221 INFO L545 ElimStorePlain]: Start of recursive call 1: 18 dim-0 vars, 6 dim-2 vars, End of recursive call: 2 dim-0 vars, and 6 xjuncts. [2020-08-22 16:50:51,221 INFO L244 ElimStorePlain]: Needed 7 recursive calls to eliminate 24 variables, input treesize:1429, output treesize:680 [2020-08-22 16:50:51,222 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-08-22 16:50:51,768 WARN L193 SmtUtils]: Spent 244.00 ms on a formula simplification that was a NOOP. DAG size: 108 [2020-08-22 16:50:51,771 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-08-22 16:50:52,041 INFO L603 QuantifierPusher]: Distributing 6 conjuncts over 2 disjuncts [2020-08-22 16:50:52,054 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 3 disjuncts [2020-08-22 16:50:52,326 WARN L193 SmtUtils]: Spent 154.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 47 [2020-08-22 16:50:53,602 INFO L134 CoverageAnalysis]: Checked inductivity of 7 backedges. 0 proven. 7 refuted. 0 times theorem prover too weak. 0 trivial. 0 not checked. [2020-08-22 16:50:53,602 INFO L220 FreeRefinementEngine]: Constructing automaton from 0 perfect and 2 imperfect interpolant sequences. [2020-08-22 16:50:53,602 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [] imperfect sequences [25, 21] total 44 [2020-08-22 16:50:53,603 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1857310638] [2020-08-22 16:50:53,605 INFO L459 AbstractCegarLoop]: Interpolant automaton has 44 states [2020-08-22 16:50:53,605 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 16:50:53,605 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 44 interpolants. [2020-08-22 16:50:53,606 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=124, Invalid=1767, Unknown=1, NotChecked=0, Total=1892 [2020-08-22 16:50:53,606 INFO L87 Difference]: Start difference. First operand 54 states and 56 transitions. Second operand 44 states. [2020-08-22 16:50:54,703 WARN L193 SmtUtils]: Spent 131.00 ms on a formula simplification. DAG size of input: 72 DAG size of output: 68 [2020-08-22 16:50:54,892 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 64 DAG size of output: 60 [2020-08-22 16:50:57,868 WARN L193 SmtUtils]: Spent 254.00 ms on a formula simplification. DAG size of input: 105 DAG size of output: 103 [2020-08-22 16:52:02,990 WARN L193 SmtUtils]: Spent 1.06 m on a formula simplification. DAG size of input: 183 DAG size of output: 179 [2020-08-22 16:52:06,859 WARN L193 SmtUtils]: Spent 649.00 ms on a formula simplification. DAG size of input: 126 DAG size of output: 124 [2020-08-22 16:52:09,035 WARN L193 SmtUtils]: Spent 532.00 ms on a formula simplification. DAG size of input: 120 DAG size of output: 118 [2020-08-22 16:52:09,325 WARN L193 SmtUtils]: Spent 151.00 ms on a formula simplification. DAG size of input: 59 DAG size of output: 50 [2020-08-22 16:52:09,502 WARN L193 SmtUtils]: Spent 101.00 ms on a formula simplification that was a NOOP. DAG size: 54 [2020-08-22 16:52:09,797 WARN L193 SmtUtils]: Spent 182.00 ms on a formula simplification. DAG size of input: 66 DAG size of output: 65 [2020-08-22 16:52:10,159 WARN L193 SmtUtils]: Spent 237.00 ms on a formula simplification. DAG size of input: 91 DAG size of output: 83 [2020-08-22 16:52:10,557 WARN L193 SmtUtils]: Spent 255.00 ms on a formula simplification. DAG size of input: 100 DAG size of output: 87 [2020-08-22 16:52:10,968 WARN L193 SmtUtils]: Spent 278.00 ms on a formula simplification. DAG size of input: 101 DAG size of output: 87 [2020-08-22 16:52:11,323 WARN L193 SmtUtils]: Spent 235.00 ms on a formula simplification. DAG size of input: 96 DAG size of output: 86 [2020-08-22 16:52:11,683 WARN L193 SmtUtils]: Spent 236.00 ms on a formula simplification. DAG size of input: 106 DAG size of output: 93 [2020-08-22 16:52:12,215 WARN L193 SmtUtils]: Spent 213.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 80 [2020-08-22 16:52:12,334 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 16:52:12,334 INFO L93 Difference]: Finished difference Result 82 states and 90 transitions. [2020-08-22 16:52:12,335 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 33 states. [2020-08-22 16:52:12,335 INFO L78 Accepts]: Start accepts. Automaton has 44 states. Word has length 51 [2020-08-22 16:52:12,336 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 16:52:12,336 INFO L225 Difference]: With dead ends: 82 [2020-08-22 16:52:12,337 INFO L226 Difference]: Without dead ends: 64 [2020-08-22 16:52:12,340 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 114 GetRequests, 41 SyntacticMatches, 1 SemanticMatches, 72 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 918 ImplicationChecksByTransitivity, 207.3s TimeCoverageRelationStatistics Valid=523, Invalid=4878, Unknown=1, NotChecked=0, Total=5402 [2020-08-22 16:52:12,340 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 64 states. [2020-08-22 16:52:12,357 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 64 to 58. [2020-08-22 16:52:12,357 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2020-08-22 16:52:12,358 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 60 transitions. [2020-08-22 16:52:12,358 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 60 transitions. Word has length 51 [2020-08-22 16:52:12,359 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 16:52:12,359 INFO L479 AbstractCegarLoop]: Abstraction has 58 states and 60 transitions. [2020-08-22 16:52:12,359 INFO L480 AbstractCegarLoop]: Interpolant automaton has 44 states. [2020-08-22 16:52:12,359 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 60 transitions. [2020-08-22 16:52:12,363 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 55 [2020-08-22 16:52:12,363 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 16:52:12,363 INFO L422 BasicCegarLoop]: trace histogram [3, 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, 1, 1, 1, 1, 1, 1, 1, 1, 1] [2020-08-22 16:52:12,572 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable5,4 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-08-22 16:52:12,573 INFO L427 AbstractCegarLoop]: === Iteration 7 === [fooErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 16:52:12,573 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 16:52:12,573 INFO L82 PathProgramCache]: Analyzing trace with hash 1645559976, now seen corresponding path program 1 times [2020-08-22 16:52:12,574 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 16:52:12,574 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [1408071172] [2020-08-22 16:52:12,575 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 16:52:12,595 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:52:12,620 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 16:52:12,621 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:52:12,634 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-22 16:52:12,639 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:52:12,652 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 16:52:12,654 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:52:12,680 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 9 [2020-08-22 16:52:12,682 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:52:12,684 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 16:52:12,685 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:52:12,702 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 20 [2020-08-22 16:52:12,704 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:52:12,707 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 16:52:12,708 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:52:12,712 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 39 [2020-08-22 16:52:12,714 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:52:12,719 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 0 proven. 2 refuted. 0 times theorem prover too weak. 11 trivial. 0 not checked. [2020-08-22 16:52:12,720 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [1408071172] [2020-08-22 16:52:12,720 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [702051337] [2020-08-22 16:52:12,720 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 5 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-08-22 16:52:12,852 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:52:12,853 INFO L263 TraceCheckSpWp]: Trace formula consists of 304 conjuncts, 3 conjunts are in the unsatisfiable core [2020-08-22 16:52:12,857 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-08-22 16:52:12,867 INFO L134 CoverageAnalysis]: Checked inductivity of 13 backedges. 8 proven. 0 refuted. 0 times theorem prover too weak. 5 trivial. 0 not checked. [2020-08-22 16:52:12,868 INFO L220 FreeRefinementEngine]: Constructing automaton from 1 perfect and 1 imperfect interpolant sequences. [2020-08-22 16:52:12,868 INFO L233 FreeRefinementEngine]: Number of different interpolants: perfect sequences [4] imperfect sequences [8] total 8 [2020-08-22 16:52:12,868 INFO L156 tionRefinementEngine]: Using interpolant automaton builder IpAbStrategyModuleStraightlineAll [1921605660] [2020-08-22 16:52:12,869 INFO L459 AbstractCegarLoop]: Interpolant automaton has 4 states [2020-08-22 16:52:12,869 INFO L143 FreeRefinementEngine]: Using predicate unifier PredicateUnifier provided by strategy CAMEL [2020-08-22 16:52:12,869 INFO L142 InterpolantAutomaton]: Constructing interpolant automaton starting with 4 interpolants. [2020-08-22 16:52:12,869 INFO L144 InterpolantAutomaton]: CoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-08-22 16:52:12,869 INFO L87 Difference]: Start difference. First operand 58 states and 60 transitions. Second operand 4 states. [2020-08-22 16:52:12,884 INFO L144 Difference]: Subtrahend was deterministic. Have not used determinization. [2020-08-22 16:52:12,884 INFO L93 Difference]: Finished difference Result 100 states and 102 transitions. [2020-08-22 16:52:12,885 INFO L141 InterpolantAutomaton]: Switched to read-only mode: deterministic interpolant automaton has 4 states. [2020-08-22 16:52:12,885 INFO L78 Accepts]: Start accepts. Automaton has 4 states. Word has length 54 [2020-08-22 16:52:12,885 INFO L84 Accepts]: Finished accepts. some prefix is accepted. [2020-08-22 16:52:12,886 INFO L225 Difference]: With dead ends: 100 [2020-08-22 16:52:12,886 INFO L226 Difference]: Without dead ends: 58 [2020-08-22 16:52:12,887 INFO L675 BasicCegarLoop]: 0 DeclaredPredicates, 74 GetRequests, 68 SyntacticMatches, 0 SemanticMatches, 6 ConstructedPredicates, 0 IntricatePredicates, 0 DeprecatedPredicates, 1 ImplicationChecksByTransitivity, 0.0s TimeCoverageRelationStatistics Valid=16, Invalid=40, Unknown=0, NotChecked=0, Total=56 [2020-08-22 16:52:12,888 INFO L82 GeneralOperation]: Start minimizeSevpa. Operand 58 states. [2020-08-22 16:52:12,895 INFO L88 GeneralOperation]: Finished minimizeSevpa. Reduced states from 58 to 58. [2020-08-22 16:52:12,895 INFO L82 GeneralOperation]: Start removeUnreachable. Operand 58 states. [2020-08-22 16:52:12,896 INFO L88 GeneralOperation]: Finished removeUnreachable. Reduced from 58 states to 58 states and 59 transitions. [2020-08-22 16:52:12,896 INFO L78 Accepts]: Start accepts. Automaton has 58 states and 59 transitions. Word has length 54 [2020-08-22 16:52:12,896 INFO L84 Accepts]: Finished accepts. word is rejected. [2020-08-22 16:52:12,914 INFO L479 AbstractCegarLoop]: Abstraction has 58 states and 59 transitions. [2020-08-22 16:52:12,914 INFO L480 AbstractCegarLoop]: Interpolant automaton has 4 states. [2020-08-22 16:52:12,914 INFO L276 IsEmpty]: Start isEmpty. Operand 58 states and 59 transitions. [2020-08-22 16:52:12,915 INFO L282 IsEmpty]: Finished isEmpty. Found accepting run of length 58 [2020-08-22 16:52:12,915 INFO L414 BasicCegarLoop]: Found error trace [2020-08-22 16:52:12,916 INFO L422 BasicCegarLoop]: trace histogram [3, 3, 3, 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, 1, 1, 1, 1, 1, 1] [2020-08-22 16:52:13,129 WARN L516 AbstractCegarLoop]: Destroyed unattended storables created during the last iteration: SelfDestructingSolverStorable6,5 z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-08-22 16:52:13,130 INFO L427 AbstractCegarLoop]: === Iteration 8 === [fooErr0ASSERT_VIOLATIONERROR_FUNCTION]=== [2020-08-22 16:52:13,130 INFO L144 PredicateUnifier]: Initialized classic predicate unifier [2020-08-22 16:52:13,130 INFO L82 PathProgramCache]: Analyzing trace with hash -2009341904, now seen corresponding path program 2 times [2020-08-22 16:52:13,131 INFO L163 FreeRefinementEngine]: Executing refinement strategy CAMEL [2020-08-22 16:52:13,131 INFO L354 FreeRefinementEngine]: Using trace check IpTcStrategyModuleSmtInterpolCraig [432102778] [2020-08-22 16:52:13,131 INFO L95 rtionOrderModulation]: Keeping assertion order NOT_INCREMENTALLY [2020-08-22 16:52:13,165 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:52:13,282 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 0 [2020-08-22 16:52:13,284 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:52:13,306 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 7 [2020-08-22 16:52:13,333 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:52:13,406 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 16:52:13,409 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:52:13,491 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 12 [2020-08-22 16:52:13,493 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:52:13,495 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 16:52:13,496 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:52:13,532 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 23 [2020-08-22 16:52:13,538 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:52:13,548 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 1 [2020-08-22 16:52:13,549 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:52:13,558 INFO L375 atingTraceCheckCraig]: Compute interpolants for subsequence at non-pending call position 42 [2020-08-22 16:52:13,566 INFO L136 AnnotateAndAsserter]: Conjunction of SSA is unsat [2020-08-22 16:52:13,663 INFO L134 CoverageAnalysis]: Checked inductivity of 20 backedges. 6 proven. 12 refuted. 0 times theorem prover too weak. 2 trivial. 0 not checked. [2020-08-22 16:52:13,663 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleSmtInterpolCraig [432102778] [2020-08-22 16:52:13,664 INFO L354 FreeRefinementEngine]: Using interpolant generator IpTcStrategyModuleZ3 [869299530] [2020-08-22 16:52:13,664 INFO L93 rtionOrderModulation]: Changing assertion order to OUTSIDE_LOOP_FIRST1 No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 6 with z3 -smt2 -in SMTLIB2_COMPLIANT=true [2020-08-22 16:52:13,890 INFO L228 tOrderPrioritization]: Assert order OUTSIDE_LOOP_FIRST1 issued 2 check-sat command(s) [2020-08-22 16:52:13,890 INFO L229 tOrderPrioritization]: Conjunction of SSA is unsat [2020-08-22 16:52:13,893 INFO L263 TraceCheckSpWp]: Trace formula consists of 315 conjuncts, 121 conjunts are in the unsatisfiable core [2020-08-22 16:52:13,903 INFO L286 TraceCheckSpWp]: Computing forward predicates... [2020-08-22 16:52:13,940 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2020-08-22 16:52:13,942 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-08-22 16:52:13,948 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-08-22 16:52:13,948 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-08-22 16:52:13,949 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:17, output treesize:10 [2020-08-22 16:52:14,196 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2020-08-22 16:52:14,197 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-08-22 16:52:14,215 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-08-22 16:52:14,216 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-08-22 16:52:14,216 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:44, output treesize:40 [2020-08-22 16:52:14,282 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-08-22 16:52:14,292 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-08-22 16:52:14,293 INFO L513 ElimStorePlain]: Eliminatee |v_old(#memory_$Pointer$.base)_BEFORE_CALL_4| vanished before elimination [2020-08-22 16:52:14,294 INFO L545 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2020-08-22 16:52:14,294 INFO L244 ElimStorePlain]: Needed 2 recursive calls to eliminate 4 variables, input treesize:33, output treesize:13 [2020-08-22 16:52:14,408 INFO L441 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.offset_42|], 2=[|v_#memory_int_44|, |v_#memory_int_45|, |v_#memory_int_46|]} [2020-08-22 16:52:14,455 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:52:14,667 WARN L193 SmtUtils]: Spent 147.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 39 [2020-08-22 16:52:14,668 INFO L350 Elim1Store]: treesize reduction 100, result has 50.2 percent of original size [2020-08-22 16:52:14,668 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 77 treesize of output 108 [2020-08-22 16:52:14,668 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-08-22 16:52:15,200 WARN L193 SmtUtils]: Spent 531.00 ms on a formula simplification. DAG size of input: 89 DAG size of output: 82 [2020-08-22 16:52:15,201 INFO L625 ElimStorePlain]: treesize reduction 36, result has 86.1 percent of original size [2020-08-22 16:52:15,209 INFO L545 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-08-22 16:52:15,442 WARN L193 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2020-08-22 16:52:15,443 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-08-22 16:52:15,450 INFO L545 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-08-22 16:52:15,619 WARN L193 SmtUtils]: Spent 168.00 ms on a formula simplification that was a NOOP. DAG size: 75 [2020-08-22 16:52:15,620 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-08-22 16:52:15,625 INFO L545 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-08-22 16:52:15,817 WARN L193 SmtUtils]: Spent 191.00 ms on a formula simplification that was a NOOP. DAG size: 72 [2020-08-22 16:52:15,818 INFO L625 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2020-08-22 16:52:15,819 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-08-22 16:52:15,821 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-08-22 16:52:15,824 INFO L545 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 4 dim-2 vars, End of recursive call: 4 dim-0 vars, and 1 xjuncts. [2020-08-22 16:52:15,827 INFO L244 ElimStorePlain]: Needed 5 recursive calls to eliminate 5 variables, input treesize:229, output treesize:236 [2020-08-22 16:52:15,828 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-08-22 16:52:15,829 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-08-22 16:52:16,063 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-08-22 16:52:16,065 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-08-22 16:54:00,403 WARN L193 SmtUtils]: Spent 1.67 m on a formula simplification. DAG size of input: 144 DAG size of output: 139 [2020-08-22 16:54:53,282 WARN L193 SmtUtils]: Spent 42.27 s on a formula simplification that was a NOOP. DAG size: 191 [2020-08-22 16:54:53,307 INFO L603 QuantifierPusher]: Distributing 7 conjuncts over 2 disjuncts [2020-08-22 16:54:53,338 INFO L441 ElimStorePlain]: Different costs {108=[|v_#memory_int_BEFORE_CALL_8|], 140=[|v_#memory_$Pointer$.base_BEFORE_CALL_11|]} [2020-08-22 16:54:57,975 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (let ((.cse0 (select (select |#memory_$Pointer$.offset| |ldv_set_add_#in~s.base|) |ldv_set_add_#in~s.offset|))) (= (+ .cse0 4) (+ .cse0 (- 4)))) [2020-08-22 16:54:57,976 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:54:59,579 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:55:01,591 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_11| |ldv_set_add_#in~s.base|) |ldv_set_add_#in~s.offset|) |ldv_set_add_#in~s.base|) [2020-08-22 16:55:04,013 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:55:06,678 INFO L244 Elim1Store]: Index analysis took 10716 ms [2020-08-22 16:55:10,156 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select (select |#memory_int| (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_11| |ldv_set_add_#in~s.base|) |ldv_set_add_#in~s.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ldv_set_add_#in~s.base|) |ldv_set_add_#in~s.offset|) (- 4))) (select (select |#memory_int| |ldv_set_add_#in~s.base|) |ldv_set_add_#in~s.offset|)) [2020-08-22 16:55:13,720 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ (select (select |#memory_$Pointer$.offset| |ldv_set_add_#in~s.base|) |ldv_set_add_#in~s.offset|) 4) |ldv_set_add_#in~s.offset|) [2020-08-22 16:55:15,732 WARN L177 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= (+ (select (select |#memory_$Pointer$.offset| |ldv_set_add_#in~s.base|) |ldv_set_add_#in~s.offset|) 4) |ldv_set_add_#in~s.offset|) [2020-08-22 16:55:19,707 WARN L177 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= (select (select |#memory_int| (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_11| |ldv_set_add_#in~s.base|) |ldv_set_add_#in~s.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ldv_set_add_#in~s.base|) |ldv_set_add_#in~s.offset|) 4)) (select (select |#memory_int| |ldv_set_add_#in~s.base|) |ldv_set_add_#in~s.offset|)) [2020-08-22 16:55:23,683 WARN L177 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= (select (select |#memory_$Pointer$.offset| |ldv_set_add_#in~s.base|) |ldv_set_add_#in~s.offset|) |ldv_set_add_#in~s.offset|) [2020-08-22 16:55:25,696 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select (select |#memory_int| (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_11| |ldv_set_add_#in~s.base|) |ldv_set_add_#in~s.offset|)) (select (select |#memory_$Pointer$.offset| |ldv_set_add_#in~s.base|) |ldv_set_add_#in~s.offset|)) (select (select |#memory_int| |ldv_set_add_#in~s.base|) |ldv_set_add_#in~s.offset|)) [2020-08-22 16:55:27,271 INFO L350 Elim1Store]: treesize reduction 116, result has 46.8 percent of original size [2020-08-22 16:55:27,272 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 109 treesize of output 105 [2020-08-22 16:55:27,272 INFO L545 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2020-08-22 16:55:32,851 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (let ((.cse0 (select (select |#memory_$Pointer$.offset| |ldv_set_add_#in~s.base|) |ldv_set_add_#in~s.offset|))) (= (+ .cse0 (- 4)) .cse0)) [2020-08-22 16:55:32,852 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:55:34,832 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:55:38,025 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (let ((.cse0 (select (select |#memory_$Pointer$.offset| |ldv_set_add_#in~s.base|) |ldv_set_add_#in~s.offset|))) (= (+ .cse0 4) .cse0)) [2020-08-22 16:55:38,027 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:55:40,040 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select (select |v_#memory_int_BEFORE_CALL_8| (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_11| |ldv_set_add_#in~s.base|) |ldv_set_add_#in~s.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ldv_set_add_#in~s.base|) |ldv_set_add_#in~s.offset|) (- 4))) (select (select |#memory_int| |ldv_set_add_#in~s.base|) |ldv_set_add_#in~s.offset|)) [2020-08-22 16:55:42,057 WARN L177 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= (select (select |v_#memory_int_BEFORE_CALL_8| (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_11| |ldv_set_add_#in~s.base|) |ldv_set_add_#in~s.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ldv_set_add_#in~s.base|) |ldv_set_add_#in~s.offset|) (- 4))) (select (select |#memory_int| |ldv_set_add_#in~s.base|) |ldv_set_add_#in~s.offset|)) [2020-08-22 16:55:42,058 INFO L244 Elim1Store]: Index analysis took 11221 ms [2020-08-22 16:55:46,957 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select (select |#memory_int| (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_11| |ldv_set_add_#in~s.base|) |ldv_set_add_#in~s.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ldv_set_add_#in~s.base|) |ldv_set_add_#in~s.offset|) (- 4))) (select (select |#memory_int| |ldv_set_add_#in~s.base|) |ldv_set_add_#in~s.offset|)) [2020-08-22 16:55:54,867 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (+ (select (select |#memory_$Pointer$.offset| |ldv_set_add_#in~s.base|) |ldv_set_add_#in~s.offset|) 4) |ldv_set_add_#in~s.offset|) [2020-08-22 16:55:57,652 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (= (select (select |#memory_int| (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_11| |ldv_set_add_#in~s.base|) |ldv_set_add_#in~s.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ldv_set_add_#in~s.base|) |ldv_set_add_#in~s.offset|) 4)) (select (select |#memory_int| |ldv_set_add_#in~s.base|) |ldv_set_add_#in~s.offset|)) [2020-08-22 16:55:59,663 WARN L177 IndexEqualityManager]: solver failed to check if following not equals relation is implied: (= (select (select |#memory_int| (select (select |v_#memory_$Pointer$.base_BEFORE_CALL_11| |ldv_set_add_#in~s.base|) |ldv_set_add_#in~s.offset|)) (+ (select (select |#memory_$Pointer$.offset| |ldv_set_add_#in~s.base|) |ldv_set_add_#in~s.offset|) 4)) (select (select |#memory_int| |ldv_set_add_#in~s.base|) |ldv_set_add_#in~s.offset|)) [2020-08-22 16:55:59,752 INFO L350 Elim1Store]: treesize reduction 116, result has 46.8 percent of original size [2020-08-22 16:55:59,753 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 3 case distinctions, treesize of input 91 treesize of output 105 [2020-08-22 16:55:59,753 INFO L545 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2020-08-22 16:56:02,405 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:56:03,469 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:56:04,444 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:56:05,192 INFO L244 Elim1Store]: Index analysis took 4055 ms [2020-08-22 16:56:16,896 WARN L161 IndexEqualityManager]: solver failed to check if following equality is implied: (let ((.cse0 (select |#memory_int| |ldv_set_add_#in~s.base|))) (= (select .cse0 (+ |ldv_set_add_#in~s.offset| 4)) (select .cse0 |ldv_set_add_#in~s.offset|))) [2020-08-22 16:56:17,651 WARN L193 SmtUtils]: Spent 100.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 35 [2020-08-22 16:56:17,652 INFO L350 Elim1Store]: treesize reduction 127, result has 43.6 percent of original size [2020-08-22 16:56:17,652 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 69 treesize of output 110 [2020-08-22 16:56:17,654 INFO L545 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2020-08-22 16:56:18,227 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:56:18,596 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:56:18,788 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:56:19,241 INFO L244 Elim1Store]: Index analysis took 1219 ms [2020-08-22 16:56:20,811 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 66 treesize of output 26 [2020-08-22 16:56:20,812 INFO L545 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2020-08-22 16:56:21,093 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:56:21,150 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:56:21,223 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:56:21,292 INFO L244 Elim1Store]: Index analysis took 262 ms [2020-08-22 16:56:21,529 INFO L173 IndexEqualityManager]: detected equality via solver [2020-08-22 16:56:22,083 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 65 treesize of output 22 [2020-08-22 16:56:22,084 INFO L545 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2020-08-22 16:56:23,160 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:56:23,360 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:56:23,537 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:56:24,246 INFO L244 Elim1Store]: Index analysis took 1799 ms [2020-08-22 16:56:29,440 WARN L193 SmtUtils]: Spent 107.00 ms on a formula simplification. DAG size of input: 45 DAG size of output: 38 [2020-08-22 16:56:29,441 INFO L350 Elim1Store]: treesize reduction 95, result has 58.5 percent of original size [2020-08-22 16:56:29,442 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 78 treesize of output 146 [2020-08-22 16:56:29,443 INFO L545 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2020-08-22 16:56:31,126 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:56:32,143 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:56:33,508 INFO L190 IndexEqualityManager]: detected not equals via solver [2020-08-22 16:56:33,509 INFO L244 Elim1Store]: Index analysis took 3232 ms [2020-08-22 16:56:43,308 WARN L193 SmtUtils]: Spent 251.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 53 [2020-08-22 16:56:43,311 INFO L350 Elim1Store]: treesize reduction 362, result has 35.6 percent of original size [2020-08-22 16:56:43,312 INFO L384 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 3 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 4 case distinctions, treesize of input 175 treesize of output 203 [2020-08-22 16:56:43,313 INFO L545 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2020-08-22 16:58:45,069 WARN L193 SmtUtils]: Spent 2.03 m on a formula simplification. DAG size of input: 244 DAG size of output: 227 [2020-08-22 16:58:45,071 INFO L625 ElimStorePlain]: treesize reduction 184, result has 89.6 percent of original size [2020-08-22 16:58:45,260 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-08-22 16:58:45,261 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-08-22 16:58:45,262 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-08-22 16:58:45,263 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-08-22 16:58:45,263 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-08-22 16:58:45,264 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-08-22 16:58:45,265 INFO L545 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-08-22 16:58:45,499 INFO L545 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-08-22 16:58:45,551 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-08-22 16:58:45,551 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-08-22 16:58:45,552 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-08-22 16:58:45,553 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 4 disjuncts [2020-08-22 16:58:45,554 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-08-22 16:58:45,555 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-08-22 16:58:45,556 INFO L545 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-08-22 16:58:46,040 INFO L545 ElimStorePlain]: Start of recursive call 12: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-08-22 16:58:46,279 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-08-22 16:58:46,280 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-08-22 16:58:46,281 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-08-22 16:58:46,283 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-08-22 16:58:46,284 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 3 disjuncts [2020-08-22 16:58:46,285 INFO L603 QuantifierPusher]: Distributing 3 conjuncts over 4 disjuncts [2020-08-22 16:58:46,288 INFO L545 ElimStorePlain]: Start of recursive call 13: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2020-08-22 16:58:46,944 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-08-22 16:58:46,947 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-08-22 16:58:46,949 INFO L545 ElimStorePlain]: Start of recursive call 14: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2020-08-22 16:58:47,291 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-08-22 16:58:47,293 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-08-22 16:58:47,295 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-08-22 16:58:47,298 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-08-22 16:58:47,299 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-08-22 16:58:47,302 INFO L603 QuantifierPusher]: Distributing 2 conjuncts over 9 disjuncts [2020-08-22 16:58:47,304 INFO L545 ElimStorePlain]: Start of recursive call 15: 2 dim-0 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts.