java -Xmx8000000000 -Xss4m -jar ./plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata ./data -tc ../../../trunk/examples/toolchains/SifaC.xml -s ../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf -i ../../../trunk/examples/svcomp/ldv-sets/test_mutex_double_unlock.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-22 21:50:38,778 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 21:50:38,781 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 21:50:38,793 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 21:50:38,793 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 21:50:38,794 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 21:50:38,796 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 21:50:38,798 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 21:50:38,799 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 21:50:38,800 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 21:50:38,801 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 21:50:38,802 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 21:50:38,803 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 21:50:38,804 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 21:50:38,805 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 21:50:38,806 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 21:50:38,807 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 21:50:38,808 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 21:50:38,809 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 21:50:38,811 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 21:50:38,813 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 21:50:38,814 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 21:50:38,815 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 21:50:38,816 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 21:50:38,818 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-22 21:50:38,818 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-22 21:50:38,819 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-22 21:50:38,820 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-22 21:50:38,820 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-22 21:50:38,821 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-22 21:50:38,821 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-22 21:50:38,822 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-22 21:50:38,823 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-22 21:50:38,824 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-22 21:50:38,825 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-22 21:50:38,825 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-22 21:50:38,826 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-22 21:50:38,826 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-22 21:50:38,826 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 21:50:38,827 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 21:50:38,828 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 21:50:38,829 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/settings/default/automizer/svcomp-Reach-32bit-Automizer_Default.epf [2019-08-22 21:50:38,844 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 21:50:38,844 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 21:50:38,846 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 21:50:38,846 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 21:50:38,846 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 21:50:38,846 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 21:50:38,847 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 21:50:38,847 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 21:50:38,847 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 21:50:38,847 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 21:50:38,847 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 21:50:38,848 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 21:50:38,848 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 21:50:38,848 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 21:50:38,848 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 21:50:38,848 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 21:50:38,849 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 21:50:38,849 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 21:50:38,849 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 21:50:38,849 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 21:50:38,850 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 21:50:38,850 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 21:50:38,850 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 21:50:38,850 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 21:50:38,850 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 21:50:38,851 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 21:50:38,851 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 21:50:38,851 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 21:50:38,851 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 21:50:38,881 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 21:50:38,895 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 21:50:38,898 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 21:50:38,900 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 21:50:38,900 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 21:50:38,901 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/ldv-sets/test_mutex_double_unlock.i [2019-08-22 21:50:38,966 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/facc33c46/9fbc1ac0e7714d0d9379b2452bb27f6d/FLAG20fb84ff9 [2019-08-22 21:50:39,548 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 21:50:39,551 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/ldv-sets/test_mutex_double_unlock.i [2019-08-22 21:50:39,572 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/facc33c46/9fbc1ac0e7714d0d9379b2452bb27f6d/FLAG20fb84ff9 [2019-08-22 21:50:39,784 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/facc33c46/9fbc1ac0e7714d0d9379b2452bb27f6d [2019-08-22 21:50:39,801 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 21:50:39,803 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 21:50:39,804 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 21:50:39,804 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 21:50:39,807 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 21:50:39,809 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:50:39" (1/1) ... [2019-08-22 21:50:39,812 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@74999836 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:50:39, skipping insertion in model container [2019-08-22 21:50:39,812 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:50:39" (1/1) ... [2019-08-22 21:50:39,820 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 21:50:39,860 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 21:50:40,410 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:50:40,421 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 21:50:40,482 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:50:40,545 INFO L192 MainTranslator]: Completed translation [2019-08-22 21:50:40,546 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:50:40 WrapperNode [2019-08-22 21:50:40,546 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 21:50:40,547 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 21:50:40,547 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 21:50:40,547 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 21:50:40,562 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:50:40" (1/1) ... [2019-08-22 21:50:40,562 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:50:40" (1/1) ... [2019-08-22 21:50:40,583 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:50:40" (1/1) ... [2019-08-22 21:50:40,584 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:50:40" (1/1) ... [2019-08-22 21:50:40,607 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:50:40" (1/1) ... [2019-08-22 21:50:40,613 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:50:40" (1/1) ... [2019-08-22 21:50:40,619 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:50:40" (1/1) ... [2019-08-22 21:50:40,630 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 21:50:40,630 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 21:50:40,631 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 21:50:40,631 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 21:50:40,632 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:50:40" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 21:50:40,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 21:50:40,692 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 21:50:40,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-08-22 21:50:40,692 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-08-22 21:50:40,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_malloc [2019-08-22 21:50:40,693 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_successful_malloc [2019-08-22 21:50:40,693 INFO L138 BoogieDeclarations]: Found implementation of procedure LDV_INIT_LIST_HEAD [2019-08-22 21:50:40,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_add [2019-08-22 21:50:40,693 INFO L138 BoogieDeclarations]: Found implementation of procedure __ldv_list_del [2019-08-22 21:50:40,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add [2019-08-22 21:50:40,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_add_tail [2019-08-22 21:50:40,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_del [2019-08-22 21:50:40,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_list_empty [2019-08-22 21:50:40,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_init_set [2019-08-22 21:50:40,694 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_add [2019-08-22 21:50:40,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_del [2019-08-22 21:50:40,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_is_in_set [2019-08-22 21:50:40,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_set_empty [2019-08-22 21:50:40,695 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_initialize [2019-08-22 21:50:40,695 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_lock [2019-08-22 21:50:40,696 INFO L138 BoogieDeclarations]: Found implementation of procedure mutex_unlock [2019-08-22 21:50:40,696 INFO L138 BoogieDeclarations]: Found implementation of procedure ldv_check_final_state [2019-08-22 21:50:40,696 INFO L138 BoogieDeclarations]: Found implementation of procedure foo [2019-08-22 21:50:40,696 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 21:50:40,696 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-08-22 21:50:40,696 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-08-22 21:50:40,697 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-22 21:50:40,697 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-22 21:50:40,697 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-22 21:50:40,697 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-22 21:50:40,697 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-22 21:50:40,697 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-22 21:50:40,698 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-22 21:50:40,698 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-22 21:50:40,698 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-22 21:50:40,698 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-22 21:50:40,698 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-22 21:50:40,698 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-22 21:50:40,698 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-22 21:50:40,699 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-22 21:50:40,699 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-22 21:50:40,699 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-22 21:50:40,699 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-22 21:50:40,699 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-22 21:50:40,699 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-22 21:50:40,700 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-22 21:50:40,700 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-22 21:50:40,700 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-22 21:50:40,700 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-22 21:50:40,700 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-22 21:50:40,700 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-22 21:50:40,700 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-22 21:50:40,701 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-22 21:50:40,701 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-22 21:50:40,701 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-22 21:50:40,701 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-22 21:50:40,701 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-22 21:50:40,701 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-22 21:50:40,701 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-22 21:50:40,702 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-22 21:50:40,702 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-22 21:50:40,702 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-22 21:50:40,702 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-22 21:50:40,702 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-22 21:50:40,702 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-22 21:50:40,703 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-22 21:50:40,703 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-22 21:50:40,703 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-22 21:50:40,703 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-22 21:50:40,703 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-22 21:50:40,703 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-22 21:50:40,703 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-22 21:50:40,704 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-22 21:50:40,704 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-22 21:50:40,704 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-22 21:50:40,704 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-22 21:50:40,704 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-22 21:50:40,704 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-22 21:50:40,705 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-22 21:50:40,705 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-22 21:50:40,705 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-08-22 21:50:40,705 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-22 21:50:40,705 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-22 21:50:40,705 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-22 21:50:40,706 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-22 21:50:40,706 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-22 21:50:40,706 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-22 21:50:40,706 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-22 21:50:40,706 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-22 21:50:40,706 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-22 21:50:40,706 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-22 21:50:40,707 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-22 21:50:40,707 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-22 21:50:40,707 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-22 21:50:40,707 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-22 21:50:40,707 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-22 21:50:40,707 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-22 21:50:40,708 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-22 21:50:40,708 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-22 21:50:40,708 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-22 21:50:40,708 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-22 21:50:40,708 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-22 21:50:40,708 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-22 21:50:40,708 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-22 21:50:40,709 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-22 21:50:40,709 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-22 21:50:40,709 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-22 21:50:40,709 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-22 21:50:40,709 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-22 21:50:40,709 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-22 21:50:40,709 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-22 21:50:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-22 21:50:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-22 21:50:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-22 21:50:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-22 21:50:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-22 21:50:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-22 21:50:40,710 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-22 21:50:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-22 21:50:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-22 21:50:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-22 21:50:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-22 21:50:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-22 21:50:40,711 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-22 21:50:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-22 21:50:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-22 21:50:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 21:50:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_assume [2019-08-22 21:50:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-22 21:50:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_pointer [2019-08-22 21:50:40,712 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_malloc [2019-08-22 21:50:40,713 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-22 21:50:40,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_successful_malloc [2019-08-22 21:50:40,713 INFO L130 BoogieDeclarations]: Found specification of procedure LDV_INIT_LIST_HEAD [2019-08-22 21:50:40,713 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-22 21:50:40,713 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_add [2019-08-22 21:50:40,713 INFO L130 BoogieDeclarations]: Found specification of procedure __ldv_list_del [2019-08-22 21:50:40,713 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add [2019-08-22 21:50:40,714 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-22 21:50:40,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_add_tail [2019-08-22 21:50:40,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_del [2019-08-22 21:50:40,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_list_empty [2019-08-22 21:50:40,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_init_set [2019-08-22 21:50:40,714 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_add [2019-08-22 21:50:40,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_del [2019-08-22 21:50:40,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_is_in_set [2019-08-22 21:50:40,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_set_empty [2019-08-22 21:50:40,715 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-22 21:50:40,715 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_initialize [2019-08-22 21:50:40,715 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_lock [2019-08-22 21:50:40,716 INFO L130 BoogieDeclarations]: Found specification of procedure mutex_unlock [2019-08-22 21:50:40,716 INFO L130 BoogieDeclarations]: Found specification of procedure ldv_check_final_state [2019-08-22 21:50:40,716 INFO L130 BoogieDeclarations]: Found specification of procedure foo [2019-08-22 21:50:40,716 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 21:50:40,716 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 21:50:40,716 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnStack [2019-08-22 21:50:40,716 INFO L130 BoogieDeclarations]: Found specification of procedure write~init~$Pointer$ [2019-08-22 21:50:40,717 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 21:50:41,460 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 21:50:41,460 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-22 21:50:41,462 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:50:41 BoogieIcfgContainer [2019-08-22 21:50:41,462 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 21:50:41,463 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 21:50:41,463 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 21:50:41,463 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 21:50:41,464 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:50:41" (1/1) ... [2019-08-22 21:50:41,480 INFO L148 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-08-22 21:50:41,483 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 21:50:41,491 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 21:50:41,500 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 21:50:41,501 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 21:50:41,591 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_25|], 3=[|v_#valid_34|]} [2019-08-22 21:50:41,616 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 6 treesize of output 5 [2019-08-22 21:50:41,617 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:41,670 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:41,676 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:50:41,686 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 2 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 15 treesize of output 14 [2019-08-22 21:50:41,687 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:41,788 INFO L567 ElimStorePlain]: treesize reduction 4, result has 93.8 percent of original size [2019-08-22 21:50:41,788 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:50:41,789 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:72, output treesize:60 [2019-08-22 21:50:41,812 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 49 [2019-08-22 21:50:41,818 INFO L185 IcfgInterpreter]: Interpreting procedure foo with input of size 49 [2019-08-22 21:50:41,830 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_26|], 1=[|v_#valid_35|]} [2019-08-22 21:50:41,843 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2019-08-22 21:50:41,844 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:41,851 WARN L225 Elim1Store]: Array PQE input equivalent to false [2019-08-22 21:50:41,851 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:41,922 INFO L567 ElimStorePlain]: treesize reduction 4, result has 91.3 percent of original size [2019-08-22 21:50:41,930 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 12 treesize of output 9 [2019-08-22 21:50:41,930 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:41,955 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:41,955 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:50:41,956 INFO L221 ElimStorePlain]: Needed 4 recursive calls to eliminate 2 variables, input treesize:95, output treesize:36 [2019-08-22 21:50:41,996 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2019-08-22 21:50:41,997 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:42,185 WARN L188 SmtUtils]: Spent 186.00 ms on a formula simplification. DAG size of input: 68 DAG size of output: 63 [2019-08-22 21:50:42,185 INFO L567 ElimStorePlain]: treesize reduction 15, result has 88.0 percent of original size [2019-08-22 21:50:42,195 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2019-08-22 21:50:42,196 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:42,266 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:42,267 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:50:42,267 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:130, output treesize:105 [2019-08-22 21:50:42,321 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:50:42,491 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-08-22 21:50:42,535 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2019-08-22 21:50:42,536 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:42,567 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:42,574 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 11 treesize of output 7 [2019-08-22 21:50:42,574 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:42,603 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:42,604 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:50:42,604 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:55, output treesize:47 [2019-08-22 21:50:42,644 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:50:42,926 WARN L188 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 39 [2019-08-22 21:50:42,927 INFO L341 Elim1Store]: treesize reduction 100, result has 50.2 percent of original size [2019-08-22 21:50:42,928 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 77 treesize of output 108 [2019-08-22 21:50:42,929 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:43,173 WARN L188 SmtUtils]: Spent 243.00 ms on a formula simplification. DAG size of input: 67 DAG size of output: 60 [2019-08-22 21:50:43,174 INFO L567 ElimStorePlain]: treesize reduction 36, result has 82.3 percent of original size [2019-08-22 21:50:43,196 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:50:43,323 WARN L188 SmtUtils]: Spent 114.00 ms on a formula simplification. DAG size of input: 52 DAG size of output: 31 [2019-08-22 21:50:43,324 INFO L341 Elim1Store]: treesize reduction 139, result has 30.8 percent of original size [2019-08-22 21:50:43,325 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 3 case distinctions, treesize of input 77 treesize of output 69 [2019-08-22 21:50:43,326 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:43,475 WARN L188 SmtUtils]: Spent 148.00 ms on a formula simplification. DAG size of input: 65 DAG size of output: 61 [2019-08-22 21:50:43,476 INFO L567 ElimStorePlain]: treesize reduction 16, result has 89.9 percent of original size [2019-08-22 21:50:43,477 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:50:43,477 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:173, output treesize:142 [2019-08-22 21:50:43,497 INFO L375 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 [2019-08-22 21:50:43,498 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:43,507 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:43,511 INFO L375 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 [2019-08-22 21:50:43,512 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:43,518 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:43,518 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:50:43,519 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:27, output treesize:13 [2019-08-22 21:50:43,533 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2019-08-22 21:50:43,534 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:43,553 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:43,558 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 7 treesize of output 3 [2019-08-22 21:50:43,559 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:43,575 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:43,576 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:50:43,576 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:47, output treesize:33 [2019-08-22 21:50:43,578 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-08-22 21:50:43,592 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2019-08-22 21:50:43,593 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:43,641 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:43,647 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 5 treesize of output 3 [2019-08-22 21:50:43,647 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:43,711 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:43,712 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:50:43,712 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:99, output treesize:89 [2019-08-22 21:50:43,725 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 4 terms [2019-08-22 21:50:43,739 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:50:43,740 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:50:43,741 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:50:43,743 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:50:43,745 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:50:43,746 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:50:43,748 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:50:43,768 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:50:43,768 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:50:43,769 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:50:43,811 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:43,812 INFO L375 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 1 case distinctions, treesize of input 31 treesize of output 47 [2019-08-22 21:50:43,812 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:43,900 INFO L567 ElimStorePlain]: treesize reduction 20, result has 77.8 percent of original size [2019-08-22 21:50:43,929 INFO L341 Elim1Store]: treesize reduction 31, result has 22.5 percent of original size [2019-08-22 21:50:43,930 INFO L375 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 1 case distinctions, treesize of input 31 treesize of output 17 [2019-08-22 21:50:43,931 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:43,962 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:43,963 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:50:43,964 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:75, output treesize:55 [2019-08-22 21:50:43,996 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:50:44,000 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 86 treesize of output 76 [2019-08-22 21:50:44,001 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:44,008 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:50:44,009 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 87 treesize of output 77 [2019-08-22 21:50:44,010 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:44,102 INFO L567 ElimStorePlain]: treesize reduction 17, result has 88.0 percent of original size [2019-08-22 21:50:44,107 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:50:44,109 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 43 [2019-08-22 21:50:44,110 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:44,115 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:50:44,116 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 1 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 71 treesize of output 61 [2019-08-22 21:50:44,117 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:44,155 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:44,156 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: and 2 xjuncts. [2019-08-22 21:50:44,156 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 2 variables, input treesize:174, output treesize:93 [2019-08-22 21:50:44,173 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 53 treesize of output 49 [2019-08-22 21:50:44,173 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:44,179 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 37 treesize of output 33 [2019-08-22 21:50:44,180 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:44,186 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 55 treesize of output 51 [2019-08-22 21:50:44,187 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:44,192 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 35 treesize of output 31 [2019-08-22 21:50:44,193 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:44,239 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:44,245 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 28 treesize of output 24 [2019-08-22 21:50:44,246 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:44,252 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 30 treesize of output 26 [2019-08-22 21:50:44,252 INFO L496 ElimStorePlain]: Start of recursive call 7: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:44,263 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 48 treesize of output 44 [2019-08-22 21:50:44,263 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:44,269 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 0 case distinctions, treesize of input 46 treesize of output 42 [2019-08-22 21:50:44,269 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:44,305 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:44,308 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 2 dim-2 vars, End of recursive call: 8 dim-0 vars, and 4 xjuncts. [2019-08-22 21:50:44,309 INFO L221 ElimStorePlain]: Needed 9 recursive calls to eliminate 6 variables, input treesize:181, output treesize:125 [2019-08-22 21:50:44,322 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 47 treesize of output 46 [2019-08-22 21:50:44,323 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:44,330 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 27 treesize of output 26 [2019-08-22 21:50:44,331 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:44,338 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 45 treesize of output 44 [2019-08-22 21:50:44,339 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:44,348 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 29 treesize of output 28 [2019-08-22 21:50:44,349 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:44,392 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:44,394 INFO L496 ElimStorePlain]: Start of recursive call 1: 8 dim-0 vars, 1 dim-1 vars, End of recursive call: 8 dim-0 vars, and 4 xjuncts. [2019-08-22 21:50:44,394 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 9 variables, input treesize:149, output treesize:145 [2019-08-22 21:50:44,445 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 40 [2019-08-22 21:50:44,446 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:44,452 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2019-08-22 21:50:44,453 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:44,469 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:44,470 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2019-08-22 21:50:44,470 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:65, output treesize:63 [2019-08-22 21:50:44,524 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 23 treesize of output 22 [2019-08-22 21:50:44,525 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:44,531 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 1 stores, 0 select indices, 0 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 0 new quantified variables, introduced 0 case distinctions, treesize of input 41 treesize of output 40 [2019-08-22 21:50:44,531 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:44,551 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:44,552 INFO L496 ElimStorePlain]: Start of recursive call 1: 4 dim-0 vars, 1 dim-1 vars, End of recursive call: 4 dim-0 vars, and 2 xjuncts. [2019-08-22 21:50:44,553 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 5 variables, input treesize:65, output treesize:63 [2019-08-22 21:50:44,595 INFO L392 ElimStorePlain]: Different costs {0=[|v_old(#length)_BEFORE_CALL_2|], 1=[|v_old(#valid)_BEFORE_CALL_2|]} [2019-08-22 21:50:44,600 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 5 treesize of output 3 [2019-08-22 21:50:44,600 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:44,628 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:44,637 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:44,637 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2019-08-22 21:50:44,638 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:44,660 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:44,667 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:50:44,668 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2019-08-22 21:50:44,669 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:44,685 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:44,689 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:50:44,690 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2019-08-22 21:50:44,691 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:44,702 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:44,703 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:50:44,703 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:66, output treesize:23 [2019-08-22 21:50:44,711 INFO L392 ElimStorePlain]: Different costs {0=[|v_old(#length)_BEFORE_CALL_3|], 1=[|v_old(#valid)_BEFORE_CALL_3|]} [2019-08-22 21:50:44,716 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 5 treesize of output 3 [2019-08-22 21:50:44,717 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:44,759 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:44,769 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:44,769 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2019-08-22 21:50:44,770 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:44,806 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:44,811 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:50:44,812 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2019-08-22 21:50:44,813 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:44,860 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:44,865 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:50:44,866 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2019-08-22 21:50:44,866 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:44,890 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:44,891 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:50:44,891 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:85, output treesize:42 [2019-08-22 21:50:44,895 INFO L392 ElimStorePlain]: Different costs {0=[|v_old(#length)_BEFORE_CALL_4|], 1=[|v_old(#valid)_BEFORE_CALL_4|]} [2019-08-22 21:50:44,901 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 5 treesize of output 3 [2019-08-22 21:50:44,901 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:44,943 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:44,961 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:44,962 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2019-08-22 21:50:44,963 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:45,021 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:45,029 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:50:45,030 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2019-08-22 21:50:45,030 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:45,065 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:45,072 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:50:45,073 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2019-08-22 21:50:45,074 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:45,099 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:45,100 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:50:45,100 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:85, output treesize:42 [2019-08-22 21:50:45,105 INFO L392 ElimStorePlain]: Different costs {0=[|v_old(#length)_BEFORE_CALL_5|], 1=[|v_old(#valid)_BEFORE_CALL_5|]} [2019-08-22 21:50:45,112 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 5 treesize of output 3 [2019-08-22 21:50:45,112 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:45,168 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:45,180 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:45,181 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2019-08-22 21:50:45,181 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:45,223 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:45,233 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:50:45,233 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2019-08-22 21:50:45,234 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:45,277 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:45,283 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-22 21:50:45,284 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 0 stores, 2 select indices, 2 select index equivalence classes, 2 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 0 case distinctions, treesize of input 17 treesize of output 7 [2019-08-22 21:50:45,284 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:45,318 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:45,319 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 2 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:50:45,319 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 4 variables, input treesize:91, output treesize:48 [2019-08-22 21:50:45,333 INFO L392 ElimStorePlain]: Different costs {0=[|v_old(#length)_BEFORE_CALL_6|], 1=[|v_old(#valid)_BEFORE_CALL_6|]} [2019-08-22 21:50:45,338 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 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 5 treesize of output 3 [2019-08-22 21:50:45,339 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:45,410 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:45,430 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:45,430 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 1, 0 stores, 2 select indices, 2 select index equivalence classes, 0 disjoint index pairs (out of 1 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 11 treesize of output 15 [2019-08-22 21:50:45,431 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-22 21:50:45,486 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:50:45,487 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-0 vars, 2 dim-1 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:50:45,487 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 3 variables, input treesize:105, output treesize:94 [2019-08-22 21:50:45,488 INFO L185 IcfgInterpreter]: Interpreting procedure ldv_check_final_state with input of size 15 [2019-08-22 21:50:45,497 INFO L185 IcfgInterpreter]: Interpreting procedure mutex_unlock with input of size 34 [2019-08-22 21:50:45,504 INFO L185 IcfgInterpreter]: Interpreting procedure mutex_lock with input of size 60 [2019-08-22 21:50:45,519 INFO L169 IcfgInterpreter]: Interpretation finished [2019-08-22 21:50:45,519 INFO L177 IcfgInterpreter]: Final predicates for locations of interest are: [2019-08-22 21:50:45,521 INFO L179 IcfgInterpreter]: Reachable states at location ldv_check_final_stateErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 340#(and (<= 0 |~#mutexes~0.offset|) (<= |#NULL.base| 0) (< |~#mutexes~0.base| |#StackHeapBarrier|) (or (not (= |~#mutexes~0.offset| (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|))) (not (= |~#mutexes~0.base| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|)))) (<= 0 |#NULL.base|) (not (= |~#mutexes~0.base| 0)) (= |#NULL.offset| 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (<= |~#mutexes~0.offset| 0)) [2019-08-22 21:50:45,522 INFO L179 IcfgInterpreter]: Reachable states at location mutex_unlockErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 349#(and (<= 0 mutex_unlock_~m.offset) (<= |mutex_unlock_#in~m.offset| 0) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (<= mutex_unlock_~m.offset 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (<= |~#mutexes~0.offset| 0) (= |mutex_unlock_#in~m.offset| 0) (<= 0 |~#mutexes~0.offset|) (< |#StackHeapBarrier| |mutex_unlock_#in~m.base|) (< |~#mutexes~0.base| |#StackHeapBarrier|) (= |mutex_unlock_#in~m.offset| mutex_unlock_~m.offset) (= |#valid| |old(#valid)|) (= mutex_unlock_~m.base |mutex_unlock_#in~m.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (not (= |~#mutexes~0.base| 0)) (= |#NULL.offset| 0) (<= 0 |mutex_unlock_#in~m.offset|) (not (= 0 |mutex_unlock_#in~m.base|)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) [2019-08-22 21:50:45,522 INFO L179 IcfgInterpreter]: Reachable states at location mutex_lockErr0ASSERT_VIOLATIONERROR_FUNCTION satisfy 358#(exists ((v_prenex_78 Int) (v_prenex_76 Int) (v_foo_~m2~0.base_BEFORE_CALL_5 Int)) (or (and (= |mutex_lock_#in~m.offset| mutex_lock_~m.offset) (= mutex_lock_~m.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (+ (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|) (- 4)))) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (<= |mutex_lock_#in~m.offset| 0) (<= 0 |mutex_lock_#in~m.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (+ (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|) (- 4))) mutex_lock_~m.offset) (< |#StackHeapBarrier| |mutex_lock_#in~m.base|) (<= |~#mutexes~0.offset| 0) (<= 0 |~#mutexes~0.offset|) (= |mutex_lock_#in~m.base| mutex_lock_~m.base) (< |~#mutexes~0.base| |#StackHeapBarrier|) (= |#valid| |old(#valid)|) (not (= |~#mutexes~0.offset| (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|))) (not (= |~#mutexes~0.base| 0)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#NULL.offset| 0) (= |old(#length)| |#length|) (not (= |mutex_lock_#in~m.base| 0)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (and (= mutex_lock_~m.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (+ (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|) (- 4)))) (= |mutex_lock_#in~m.offset| mutex_lock_~m.offset) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (<= |mutex_lock_#in~m.offset| 0) (<= 0 |mutex_lock_#in~m.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (+ (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|) (- 4))) mutex_lock_~m.offset) (< |#StackHeapBarrier| |mutex_lock_#in~m.base|) (not (= |~#mutexes~0.base| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|))) (<= |~#mutexes~0.offset| 0) (<= 0 |~#mutexes~0.offset|) (= |mutex_lock_#in~m.base| mutex_lock_~m.base) (< |~#mutexes~0.base| |#StackHeapBarrier|) (= |#valid| |old(#valid)|) (not (= |~#mutexes~0.base| 0)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#NULL.offset| 0) (= |old(#length)| |#length|) (not (= |mutex_lock_#in~m.base| 0)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (and (= |mutex_lock_#in~m.offset| mutex_lock_~m.offset) (<= |#NULL.base| 0) (not (= 0 v_foo_~m2~0.base_BEFORE_CALL_5)) (= |~#mutexes~0.base| (select (select |old(#memory_$Pointer$.base)| |~#mutexes~0.base|) (+ |~#mutexes~0.offset| 4))) (= |~#mutexes~0.offset| (select (select |old(#memory_$Pointer$.offset)| |~#mutexes~0.base|) (+ |~#mutexes~0.offset| 4))) (<= 0 |#NULL.base|) (= |~#mutexes~0.base| (select (select |old(#memory_$Pointer$.base)| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (< |#StackHeapBarrier| |mutex_lock_#in~m.base|) (< |#StackHeapBarrier| v_foo_~m2~0.base_BEFORE_CALL_5) (<= |~#mutexes~0.offset| 0) (= |mutex_lock_#in~m.offset| 0) (<= 0 |~#mutexes~0.offset|) (= 8 (select |old(#length)| v_foo_~m2~0.base_BEFORE_CALL_5)) (< |~#mutexes~0.base| |#StackHeapBarrier|) (= |mutex_lock_#in~m.base| mutex_lock_~m.base) (= (select |old(#valid)| v_foo_~m2~0.base_BEFORE_CALL_5) 1) (= |#valid| |old(#valid)|) (not (= |~#mutexes~0.base| 0)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#NULL.offset| 0) (= |old(#length)| |#length|) (not (= |mutex_lock_#in~m.base| 0)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |~#mutexes~0.offset| (select (select |old(#memory_$Pointer$.offset)| |~#mutexes~0.base|) |~#mutexes~0.offset|))) (and (< |#StackHeapBarrier| v_prenex_78) (= 8 (select |old(#length)| v_prenex_78)) (= |~#mutexes~0.base| (select (select |old(#memory_$Pointer$.base)| |~#mutexes~0.base|) (+ |~#mutexes~0.offset| 4))) (= |~#mutexes~0.offset| (select (select |old(#memory_$Pointer$.offset)| |~#mutexes~0.base|) (+ |~#mutexes~0.offset| 4))) (<= 0 |#NULL.base|) (< |#StackHeapBarrier| |mutex_lock_#in~m.base|) (< |~#mutexes~0.base| |#StackHeapBarrier|) (= |mutex_lock_#in~m.base| mutex_lock_~m.base) (not (= |~#mutexes~0.base| 0)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (not (= |mutex_lock_#in~m.base| 0)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (not (= 0 v_prenex_78)) (= (select |old(#valid)| v_prenex_78) 1) (= mutex_lock_~m.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (+ (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|) (- 4)))) (= |mutex_lock_#in~m.offset| mutex_lock_~m.offset) (<= |#NULL.base| 0) (= |~#mutexes~0.base| (select (select |old(#memory_$Pointer$.base)| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (+ (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|) (- 4))) mutex_lock_~m.offset) (not (= |~#mutexes~0.base| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|))) (<= |~#mutexes~0.offset| 0) (= |mutex_lock_#in~m.offset| 0) (<= 0 |~#mutexes~0.offset|) (= |#valid| |old(#valid)|) (= |#NULL.offset| 0) (= |~#mutexes~0.offset| (select (select |old(#memory_$Pointer$.offset)| |~#mutexes~0.base|) |~#mutexes~0.offset|))) (and (= |mutex_lock_#in~m.offset| mutex_lock_~m.offset) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (<= |mutex_lock_#in~m.offset| 0) (<= 0 |mutex_lock_#in~m.offset|) (< |#StackHeapBarrier| |mutex_lock_#in~m.base|) (<= |~#mutexes~0.offset| 0) (<= 0 |~#mutexes~0.offset|) (= |mutex_lock_#in~m.base| mutex_lock_~m.base) (< |~#mutexes~0.base| |#StackHeapBarrier|) (= |#valid| |old(#valid)|) (not (= |~#mutexes~0.base| 0)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#NULL.offset| 0) (= |old(#length)| |#length|) (not (= |mutex_lock_#in~m.base| 0)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (and (= |~#mutexes~0.base| (select (select |old(#memory_$Pointer$.base)| |~#mutexes~0.base|) (+ |~#mutexes~0.offset| 4))) (= |~#mutexes~0.offset| (select (select |old(#memory_$Pointer$.offset)| |~#mutexes~0.base|) (+ |~#mutexes~0.offset| 4))) (<= 0 |#NULL.base|) (< |#StackHeapBarrier| |mutex_lock_#in~m.base|) (= 8 (select |old(#length)| v_prenex_76)) (< |#StackHeapBarrier| v_prenex_76) (< |~#mutexes~0.base| |#StackHeapBarrier|) (= |mutex_lock_#in~m.base| mutex_lock_~m.base) (not (= 0 v_prenex_76)) (= (select |old(#valid)| v_prenex_76) 1) (not (= |~#mutexes~0.base| 0)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (not (= |mutex_lock_#in~m.base| 0)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |mutex_lock_#in~m.offset| mutex_lock_~m.offset) (= mutex_lock_~m.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (+ (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|) (- 4)))) (<= |#NULL.base| 0) (= |~#mutexes~0.base| (select (select |old(#memory_$Pointer$.base)| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (+ (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|) (- 4))) mutex_lock_~m.offset) (<= |~#mutexes~0.offset| 0) (= |mutex_lock_#in~m.offset| 0) (<= 0 |~#mutexes~0.offset|) (= |#valid| |old(#valid)|) (not (= |~#mutexes~0.offset| (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|))) (= |#NULL.offset| 0) (= |~#mutexes~0.offset| (select (select |old(#memory_$Pointer$.offset)| |~#mutexes~0.base|) |~#mutexes~0.offset|))))) [2019-08-22 21:50:45,543 INFO L91 terpretationObserver]: ✘ Some locations of interest might be reachable, see reported results. [2019-08-22 21:50:45,543 INFO L132 PluginConnector]: ------------------------ END Symbolic Interpretation---------------------------- [2019-08-22 21:50:45,545 INFO L168 Benchmark]: Toolchain (without parser) took 5742.09 ms. Allocated memory was 134.2 MB in the beginning and 298.8 MB in the end (delta: 164.6 MB). Free memory was 88.0 MB in the beginning and 156.4 MB in the end (delta: -68.4 MB). Peak memory consumption was 125.6 MB. Max. memory is 7.1 GB. [2019-08-22 21:50:45,545 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 134.2 MB. Free memory was 108.2 MB in the beginning and 108.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-22 21:50:45,546 INFO L168 Benchmark]: CACSL2BoogieTranslator took 742.91 ms. Allocated memory was 134.2 MB in the beginning and 202.4 MB in the end (delta: 68.2 MB). Free memory was 87.6 MB in the beginning and 161.3 MB in the end (delta: -73.7 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB. [2019-08-22 21:50:45,547 INFO L168 Benchmark]: Boogie Preprocessor took 83.12 ms. Allocated memory is still 202.4 MB. Free memory was 161.3 MB in the beginning and 158.1 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. [2019-08-22 21:50:45,550 INFO L168 Benchmark]: RCFGBuilder took 831.72 ms. Allocated memory is still 202.4 MB. Free memory was 157.5 MB in the beginning and 100.0 MB in the end (delta: 57.4 MB). Peak memory consumption was 57.4 MB. Max. memory is 7.1 GB. [2019-08-22 21:50:45,551 INFO L168 Benchmark]: Symbolic Interpretation took 4080.56 ms. Allocated memory was 202.4 MB in the beginning and 298.8 MB in the end (delta: 96.5 MB). Free memory was 100.0 MB in the beginning and 156.4 MB in the end (delta: -56.3 MB). Peak memory consumption was 69.5 MB. Max. memory is 7.1 GB. [2019-08-22 21:50:45,554 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.plugins.symbolicinterpretation: - UnprovableResult [Line: 664]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 340#(and (<= 0 |~#mutexes~0.offset|) (<= |#NULL.base| 0) (< |~#mutexes~0.base| |#StackHeapBarrier|) (or (not (= |~#mutexes~0.offset| (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|))) (not (= |~#mutexes~0.base| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|)))) (<= 0 |#NULL.base|) (not (= |~#mutexes~0.base| 0)) (= |#NULL.offset| 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (<= |~#mutexes~0.offset| 0)). Possible FailurePath: - UnprovableResult [Line: 660]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 349#(and (<= 0 mutex_unlock_~m.offset) (<= |mutex_unlock_#in~m.offset| 0) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (<= mutex_unlock_~m.offset 0) (<= 0 |#NULL.offset|) (<= |#NULL.offset| 0) (<= |~#mutexes~0.offset| 0) (= |mutex_unlock_#in~m.offset| 0) (<= 0 |~#mutexes~0.offset|) (< |#StackHeapBarrier| |mutex_unlock_#in~m.base|) (< |~#mutexes~0.base| |#StackHeapBarrier|) (= |mutex_unlock_#in~m.offset| mutex_unlock_~m.offset) (= |#valid| |old(#valid)|) (= mutex_unlock_~m.base |mutex_unlock_#in~m.base|) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (not (= |~#mutexes~0.base| 0)) (= |#NULL.offset| 0) (<= 0 |mutex_unlock_#in~m.offset|) (not (= 0 |mutex_unlock_#in~m.base|)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)). Possible FailurePath: - UnprovableResult [Line: 656]: Unable to prove that call of __VERIFIER_error() unreachable Unable to prove that call of __VERIFIER_error() unreachable Reason: Over-approximation of reachable states at this location is 358#(exists ((v_prenex_78 Int) (v_prenex_76 Int) (v_foo_~m2~0.base_BEFORE_CALL_5 Int)) (or (and (= |mutex_lock_#in~m.offset| mutex_lock_~m.offset) (= mutex_lock_~m.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (+ (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|) (- 4)))) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (<= |mutex_lock_#in~m.offset| 0) (<= 0 |mutex_lock_#in~m.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (+ (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|) (- 4))) mutex_lock_~m.offset) (< |#StackHeapBarrier| |mutex_lock_#in~m.base|) (<= |~#mutexes~0.offset| 0) (<= 0 |~#mutexes~0.offset|) (= |mutex_lock_#in~m.base| mutex_lock_~m.base) (< |~#mutexes~0.base| |#StackHeapBarrier|) (= |#valid| |old(#valid)|) (not (= |~#mutexes~0.offset| (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|))) (not (= |~#mutexes~0.base| 0)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#NULL.offset| 0) (= |old(#length)| |#length|) (not (= |mutex_lock_#in~m.base| 0)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (and (= mutex_lock_~m.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (+ (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|) (- 4)))) (= |mutex_lock_#in~m.offset| mutex_lock_~m.offset) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (<= |mutex_lock_#in~m.offset| 0) (<= 0 |mutex_lock_#in~m.offset|) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (+ (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|) (- 4))) mutex_lock_~m.offset) (< |#StackHeapBarrier| |mutex_lock_#in~m.base|) (not (= |~#mutexes~0.base| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|))) (<= |~#mutexes~0.offset| 0) (<= 0 |~#mutexes~0.offset|) (= |mutex_lock_#in~m.base| mutex_lock_~m.base) (< |~#mutexes~0.base| |#StackHeapBarrier|) (= |#valid| |old(#valid)|) (not (= |~#mutexes~0.base| 0)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#NULL.offset| 0) (= |old(#length)| |#length|) (not (= |mutex_lock_#in~m.base| 0)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (and (= |mutex_lock_#in~m.offset| mutex_lock_~m.offset) (<= |#NULL.base| 0) (not (= 0 v_foo_~m2~0.base_BEFORE_CALL_5)) (= |~#mutexes~0.base| (select (select |old(#memory_$Pointer$.base)| |~#mutexes~0.base|) (+ |~#mutexes~0.offset| 4))) (= |~#mutexes~0.offset| (select (select |old(#memory_$Pointer$.offset)| |~#mutexes~0.base|) (+ |~#mutexes~0.offset| 4))) (<= 0 |#NULL.base|) (= |~#mutexes~0.base| (select (select |old(#memory_$Pointer$.base)| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (< |#StackHeapBarrier| |mutex_lock_#in~m.base|) (< |#StackHeapBarrier| v_foo_~m2~0.base_BEFORE_CALL_5) (<= |~#mutexes~0.offset| 0) (= |mutex_lock_#in~m.offset| 0) (<= 0 |~#mutexes~0.offset|) (= 8 (select |old(#length)| v_foo_~m2~0.base_BEFORE_CALL_5)) (< |~#mutexes~0.base| |#StackHeapBarrier|) (= |mutex_lock_#in~m.base| mutex_lock_~m.base) (= (select |old(#valid)| v_foo_~m2~0.base_BEFORE_CALL_5) 1) (= |#valid| |old(#valid)|) (not (= |~#mutexes~0.base| 0)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#NULL.offset| 0) (= |old(#length)| |#length|) (not (= |mutex_lock_#in~m.base| 0)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |~#mutexes~0.offset| (select (select |old(#memory_$Pointer$.offset)| |~#mutexes~0.base|) |~#mutexes~0.offset|))) (and (< |#StackHeapBarrier| v_prenex_78) (= 8 (select |old(#length)| v_prenex_78)) (= |~#mutexes~0.base| (select (select |old(#memory_$Pointer$.base)| |~#mutexes~0.base|) (+ |~#mutexes~0.offset| 4))) (= |~#mutexes~0.offset| (select (select |old(#memory_$Pointer$.offset)| |~#mutexes~0.base|) (+ |~#mutexes~0.offset| 4))) (<= 0 |#NULL.base|) (< |#StackHeapBarrier| |mutex_lock_#in~m.base|) (< |~#mutexes~0.base| |#StackHeapBarrier|) (= |mutex_lock_#in~m.base| mutex_lock_~m.base) (not (= |~#mutexes~0.base| 0)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (not (= |mutex_lock_#in~m.base| 0)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (not (= 0 v_prenex_78)) (= (select |old(#valid)| v_prenex_78) 1) (= mutex_lock_~m.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (+ (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|) (- 4)))) (= |mutex_lock_#in~m.offset| mutex_lock_~m.offset) (<= |#NULL.base| 0) (= |~#mutexes~0.base| (select (select |old(#memory_$Pointer$.base)| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (+ (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|) (- 4))) mutex_lock_~m.offset) (not (= |~#mutexes~0.base| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|))) (<= |~#mutexes~0.offset| 0) (= |mutex_lock_#in~m.offset| 0) (<= 0 |~#mutexes~0.offset|) (= |#valid| |old(#valid)|) (= |#NULL.offset| 0) (= |~#mutexes~0.offset| (select (select |old(#memory_$Pointer$.offset)| |~#mutexes~0.base|) |~#mutexes~0.offset|))) (and (= |mutex_lock_#in~m.offset| mutex_lock_~m.offset) (<= |#NULL.base| 0) (<= 0 |#NULL.base|) (<= |mutex_lock_#in~m.offset| 0) (<= 0 |mutex_lock_#in~m.offset|) (< |#StackHeapBarrier| |mutex_lock_#in~m.base|) (<= |~#mutexes~0.offset| 0) (<= 0 |~#mutexes~0.offset|) (= |mutex_lock_#in~m.base| mutex_lock_~m.base) (< |~#mutexes~0.base| |#StackHeapBarrier|) (= |#valid| |old(#valid)|) (not (= |~#mutexes~0.base| 0)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |#NULL.offset| 0) (= |old(#length)| |#length|) (not (= |mutex_lock_#in~m.base| 0)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|)) (and (= |~#mutexes~0.base| (select (select |old(#memory_$Pointer$.base)| |~#mutexes~0.base|) (+ |~#mutexes~0.offset| 4))) (= |~#mutexes~0.offset| (select (select |old(#memory_$Pointer$.offset)| |~#mutexes~0.base|) (+ |~#mutexes~0.offset| 4))) (<= 0 |#NULL.base|) (< |#StackHeapBarrier| |mutex_lock_#in~m.base|) (= 8 (select |old(#length)| v_prenex_76)) (< |#StackHeapBarrier| v_prenex_76) (< |~#mutexes~0.base| |#StackHeapBarrier|) (= |mutex_lock_#in~m.base| mutex_lock_~m.base) (not (= 0 v_prenex_76)) (= (select |old(#valid)| v_prenex_76) 1) (not (= |~#mutexes~0.base| 0)) (= |#memory_$Pointer$.base| |old(#memory_$Pointer$.base)|) (= |old(#length)| |#length|) (not (= |mutex_lock_#in~m.base| 0)) (= |#memory_$Pointer$.offset| |old(#memory_$Pointer$.offset)|) (= |mutex_lock_#in~m.offset| mutex_lock_~m.offset) (= mutex_lock_~m.base (select (select |#memory_$Pointer$.base| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (+ (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|) (- 4)))) (<= |#NULL.base| 0) (= |~#mutexes~0.base| (select (select |old(#memory_$Pointer$.base)| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (= (select (select |#memory_$Pointer$.offset| (select (select |#memory_$Pointer$.base| |~#mutexes~0.base|) |~#mutexes~0.offset|)) (+ (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|) (- 4))) mutex_lock_~m.offset) (<= |~#mutexes~0.offset| 0) (= |mutex_lock_#in~m.offset| 0) (<= 0 |~#mutexes~0.offset|) (= |#valid| |old(#valid)|) (not (= |~#mutexes~0.offset| (select (select |#memory_$Pointer$.offset| |~#mutexes~0.base|) |~#mutexes~0.offset|))) (= |#NULL.offset| 0) (= |~#mutexes~0.offset| (select (select |old(#memory_$Pointer$.offset)| |~#mutexes~0.base|) |~#mutexes~0.offset|))))). Possible FailurePath: * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 134.2 MB. Free memory was 108.2 MB in the beginning and 108.0 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 742.91 ms. Allocated memory was 134.2 MB in the beginning and 202.4 MB in the end (delta: 68.2 MB). Free memory was 87.6 MB in the beginning and 161.3 MB in the end (delta: -73.7 MB). Peak memory consumption was 25.2 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 83.12 ms. Allocated memory is still 202.4 MB. Free memory was 161.3 MB in the beginning and 158.1 MB in the end (delta: 3.2 MB). Peak memory consumption was 3.2 MB. Max. memory is 7.1 GB. * RCFGBuilder took 831.72 ms. Allocated memory is still 202.4 MB. Free memory was 157.5 MB in the beginning and 100.0 MB in the end (delta: 57.4 MB). Peak memory consumption was 57.4 MB. Max. memory is 7.1 GB. * Symbolic Interpretation took 4080.56 ms. Allocated memory was 202.4 MB in the beginning and 298.8 MB in the end (delta: 96.5 MB). Free memory was 100.0 MB in the beginning and 156.4 MB in the end (delta: -56.3 MB). Peak memory consumption was 69.5 MB. Max. memory is 7.1 GB. RESULT: Ultimate could not prove your program: unable to determine feasibility of some traces Received shutdown request...