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/heap-data/shared_mem1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 04:43:55,752 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 04:43:55,754 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 04:43:55,766 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 04:43:55,766 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 04:43:55,767 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 04:43:55,769 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 04:43:55,771 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 04:43:55,773 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 04:43:55,774 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 04:43:55,775 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 04:43:55,776 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 04:43:55,776 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 04:43:55,777 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 04:43:55,778 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 04:43:55,779 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 04:43:55,780 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 04:43:55,781 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 04:43:55,783 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 04:43:55,786 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 04:43:55,790 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 04:43:55,791 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 04:43:55,796 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 04:43:55,797 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 04:43:55,799 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-31 04:43:55,800 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-31 04:43:55,800 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-31 04:43:55,805 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-31 04:43:55,806 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-31 04:43:55,808 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-31 04:43:55,808 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-31 04:43:55,810 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-31 04:43:55,811 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-31 04:43:55,812 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-31 04:43:55,813 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-31 04:43:55,815 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-31 04:43:55,816 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-31 04:43:55,816 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-31 04:43:55,816 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 04:43:55,817 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 04:43:55,818 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 04:43:55,819 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 [2019-08-31 04:43:55,851 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 04:43:55,851 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 04:43:55,852 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 04:43:55,852 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 04:43:55,853 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 04:43:55,853 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 04:43:55,853 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 04:43:55,853 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 04:43:55,854 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 04:43:55,854 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 04:43:55,854 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 04:43:55,854 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 04:43:55,854 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 04:43:55,855 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 04:43:55,855 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 04:43:55,855 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 04:43:55,855 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 04:43:55,855 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 04:43:55,856 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 04:43:55,856 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 04:43:55,856 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 04:43:55,856 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 04:43:55,857 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 04:43:55,857 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 04:43:55,857 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 04:43:55,857 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 04:43:55,857 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 04:43:55,858 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 04:43:55,858 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 04:43:55,895 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 04:43:55,908 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 04:43:55,912 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 04:43:55,913 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 04:43:55,914 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 04:43:55,915 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/heap-data/shared_mem1.i [2019-08-31 04:43:55,973 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3e9113c4/00c3ea1807ff4aa686e889e30039190b/FLAG620f59561 [2019-08-31 04:43:56,507 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 04:43:56,508 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/heap-data/shared_mem1.i [2019-08-31 04:43:56,529 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3e9113c4/00c3ea1807ff4aa686e889e30039190b/FLAG620f59561 [2019-08-31 04:43:56,780 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a3e9113c4/00c3ea1807ff4aa686e889e30039190b [2019-08-31 04:43:56,790 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 04:43:56,792 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 04:43:56,793 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 04:43:56,793 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 04:43:56,796 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 04:43:56,797 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 04:43:56" (1/1) ... [2019-08-31 04:43:56,800 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@3c87c05a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:43:56, skipping insertion in model container [2019-08-31 04:43:56,801 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 04:43:56" (1/1) ... [2019-08-31 04:43:56,807 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 04:43:56,847 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 04:43:57,291 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 04:43:57,303 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 04:43:57,347 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 04:43:57,420 INFO L192 MainTranslator]: Completed translation [2019-08-31 04:43:57,421 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:43:57 WrapperNode [2019-08-31 04:43:57,421 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 04:43:57,422 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 04:43:57,422 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 04:43:57,423 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 04:43:57,433 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:43:57" (1/1) ... [2019-08-31 04:43:57,433 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:43:57" (1/1) ... [2019-08-31 04:43:57,449 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:43:57" (1/1) ... [2019-08-31 04:43:57,449 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:43:57" (1/1) ... [2019-08-31 04:43:57,465 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:43:57" (1/1) ... [2019-08-31 04:43:57,471 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:43:57" (1/1) ... [2019-08-31 04:43:57,474 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:43:57" (1/1) ... [2019-08-31 04:43:57,480 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 04:43:57,480 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 04:43:57,481 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 04:43:57,481 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 04:43:57,482 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 04:43:57" (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 [2019-08-31 04:43:57,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 04:43:57,533 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 04:43:57,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_32 [2019-08-31 04:43:57,533 INFO L138 BoogieDeclarations]: Found implementation of procedure __bswap_64 [2019-08-31 04:43:57,533 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 04:43:57,534 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-31 04:43:57,534 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 04:43:57,534 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_32 [2019-08-31 04:43:57,534 INFO L130 BoogieDeclarations]: Found specification of procedure __bswap_64 [2019-08-31 04:43:57,534 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-31 04:43:57,535 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-31 04:43:57,535 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-31 04:43:57,535 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-31 04:43:57,535 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-31 04:43:57,535 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-31 04:43:57,535 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-31 04:43:57,536 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-31 04:43:57,536 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-31 04:43:57,536 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-31 04:43:57,536 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-31 04:43:57,536 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-31 04:43:57,537 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-31 04:43:57,537 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-31 04:43:57,537 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-31 04:43:57,537 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-31 04:43:57,537 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-31 04:43:57,537 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-31 04:43:57,538 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-31 04:43:57,538 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-31 04:43:57,538 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-31 04:43:57,538 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-31 04:43:57,538 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-31 04:43:57,538 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-31 04:43:57,538 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-31 04:43:57,539 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-31 04:43:57,539 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-31 04:43:57,539 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-31 04:43:57,539 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-31 04:43:57,539 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-31 04:43:57,539 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-31 04:43:57,540 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-31 04:43:57,540 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-31 04:43:57,540 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-31 04:43:57,540 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-31 04:43:57,540 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-31 04:43:57,540 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-31 04:43:57,541 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-31 04:43:57,541 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-31 04:43:57,541 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-31 04:43:57,541 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-31 04:43:57,541 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-31 04:43:57,541 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-31 04:43:57,542 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-31 04:43:57,542 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-31 04:43:57,542 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-31 04:43:57,542 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-31 04:43:57,542 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-31 04:43:57,542 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-31 04:43:57,543 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-31 04:43:57,543 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-31 04:43:57,543 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-31 04:43:57,543 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-31 04:43:57,543 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-31 04:43:57,543 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-08-31 04:43:57,544 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-31 04:43:57,544 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-31 04:43:57,544 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-31 04:43:57,544 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-08-31 04:43:57,544 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-31 04:43:57,544 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-31 04:43:57,545 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-08-31 04:43:57,545 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-31 04:43:57,545 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-31 04:43:57,545 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-08-31 04:43:57,545 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-31 04:43:57,545 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-31 04:43:57,545 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-31 04:43:57,546 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-31 04:43:57,546 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-31 04:43:57,546 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-31 04:43:57,546 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-31 04:43:57,546 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-31 04:43:57,546 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-31 04:43:57,547 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-31 04:43:57,547 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-31 04:43:57,547 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-31 04:43:57,547 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-31 04:43:57,547 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-31 04:43:57,547 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-31 04:43:57,547 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-31 04:43:57,548 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-31 04:43:57,548 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-31 04:43:57,548 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-31 04:43:57,548 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-31 04:43:57,548 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-31 04:43:57,548 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-31 04:43:57,549 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-31 04:43:57,549 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-31 04:43:57,549 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-31 04:43:57,549 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-31 04:43:57,549 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-31 04:43:57,549 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-31 04:43:57,549 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-31 04:43:57,550 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-31 04:43:57,550 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-31 04:43:57,550 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-31 04:43:57,550 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-31 04:43:57,550 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-31 04:43:57,550 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-31 04:43:57,550 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-31 04:43:57,551 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-31 04:43:57,551 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-31 04:43:57,551 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 04:43:57,551 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-31 04:43:57,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-31 04:43:57,551 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-31 04:43:57,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-31 04:43:57,552 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-31 04:43:57,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 04:43:57,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 04:43:57,552 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-31 04:43:58,104 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 04:43:58,105 INFO L283 CfgBuilder]: Removed 2 assume(true) statements. [2019-08-31 04:43:58,106 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 04:43:58 BoogieIcfgContainer [2019-08-31 04:43:58,106 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 04:43:58,107 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 04:43:58,107 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 04:43:58,107 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 04:43:58,108 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 04:43:58" (1/1) ... [2019-08-31 04:43:58,146 INFO L162 IcfgInterpreter]: Started Sifa with 1 locations of interest [2019-08-31 04:43:58,147 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 04:43:58,154 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 04:43:58,163 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 04:43:58,165 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 04:43:58,254 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 6 treesize of output 5 [2019-08-31 04:43:58,255 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:43:58,275 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:43:58,276 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 04:43:58,277 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-31 04:43:58,293 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 27 for LOIs [2019-08-31 04:43:58,344 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.offset_7|, |v_#memory_int_7|, |v_#memory_$Pointer$.base_7|], 4=[|v_#memory_$Pointer$.offset_8|, |v_#memory_$Pointer$.base_8|]} [2019-08-31 04:43:58,359 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 04:43:59,261 WARN L188 SmtUtils]: Spent 898.00 ms on a formula simplification. DAG size of input: 113 DAG size of output: 110 [2019-08-31 04:43:59,262 INFO L567 ElimStorePlain]: treesize reduction 9, result has 96.4 percent of original size [2019-08-31 04:43:59,271 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 04:43:59,693 WARN L188 SmtUtils]: Spent 421.00 ms on a formula simplification that was a NOOP. DAG size: 106 [2019-08-31 04:43:59,694 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:43:59,703 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 04:44:00,080 WARN L188 SmtUtils]: Spent 375.00 ms on a formula simplification that was a NOOP. DAG size: 103 [2019-08-31 04:44:00,080 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:44:00,089 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 04:44:00,324 WARN L188 SmtUtils]: Spent 233.00 ms on a formula simplification that was a NOOP. DAG size: 99 [2019-08-31 04:44:00,324 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:44:00,339 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 04:44:00,548 WARN L188 SmtUtils]: Spent 208.00 ms on a formula simplification that was a NOOP. DAG size: 95 [2019-08-31 04:44:00,549 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:44:00,551 INFO L496 ElimStorePlain]: Start of recursive call 1: 5 dim-2 vars, End of recursive call: 5 dim-0 vars, and 1 xjuncts. [2019-08-31 04:44:00,552 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 5 variables, input treesize:246, output treesize:201 [2019-08-31 04:44:00,632 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_19|, |v_#memory_int_20|], 4=[|v_#memory_int_24|], 6=[|v_#memory_$Pointer$.offset_19|, |v_#memory_$Pointer$.base_19|]} [2019-08-31 04:44:00,672 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 04:44:05,265 WARN L188 SmtUtils]: Spent 4.59 s on a formula simplification. DAG size of input: 165 DAG size of output: 160 [2019-08-31 04:44:05,266 INFO L567 ElimStorePlain]: treesize reduction 8, result has 98.4 percent of original size [2019-08-31 04:44:05,292 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 04:44:07,498 WARN L188 SmtUtils]: Spent 2.21 s on a formula simplification that was a NOOP. DAG size: 156 [2019-08-31 04:44:07,499 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:44:07,525 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 04:44:09,603 WARN L188 SmtUtils]: Spent 2.08 s on a formula simplification that was a NOOP. DAG size: 153 [2019-08-31 04:44:09,604 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:44:09,630 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 04:44:11,443 WARN L188 SmtUtils]: Spent 1.81 s on a formula simplification that was a NOOP. DAG size: 149 [2019-08-31 04:44:11,444 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:44:11,460 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 04:44:12,839 WARN L188 SmtUtils]: Spent 1.38 s on a formula simplification that was a NOOP. DAG size: 145 [2019-08-31 04:44:12,839 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:44:12,841 INFO L496 ElimStorePlain]: Start of recursive call 1: 5 dim-0 vars, 5 dim-2 vars, End of recursive call: 10 dim-0 vars, and 1 xjuncts. [2019-08-31 04:44:12,842 INFO L221 ElimStorePlain]: Needed 6 recursive calls to eliminate 10 variables, input treesize:486, output treesize:684 [2019-08-31 04:44:12,849 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:44:13,097 WARN L188 SmtUtils]: Spent 236.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-08-31 04:44:13,325 WARN L188 SmtUtils]: Spent 227.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-08-31 04:44:13,611 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:44:13,661 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_19|, |v_#memory_int_20|], 6=[|v_#memory_$Pointer$.offset_19|, |v_#memory_$Pointer$.base_19|], 10=[|v_#memory_int_25|]} [2019-08-31 04:44:13,888 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 04:44:14,047 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 04:46:30,360 WARN L188 SmtUtils]: Spent 2.27 m on a formula simplification. DAG size of input: 253 DAG size of output: 248 [2019-08-31 04:46:30,360 INFO L567 ElimStorePlain]: treesize reduction 16, result has 99.1 percent of original size [2019-08-31 04:46:32,063 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 04:46:32,639 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 04:47:35,828 WARN L188 SmtUtils]: Spent 1.05 m on a formula simplification that was a NOOP. DAG size: 246 [2019-08-31 04:47:35,829 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:47:35,955 INFO L496 ElimStorePlain]: Start of recursive call 6: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 04:47:36,368 INFO L496 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 04:48:37,163 WARN L188 SmtUtils]: Spent 1.01 m on a formula simplification that was a NOOP. DAG size: 248 [2019-08-31 04:48:37,164 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:48:37,297 INFO L496 ElimStorePlain]: Start of recursive call 8: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 04:48:37,862 INFO L496 ElimStorePlain]: Start of recursive call 9: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 04:49:53,693 WARN L188 SmtUtils]: Spent 1.26 m on a formula simplification that was a NOOP. DAG size: 250 [2019-08-31 04:49:53,694 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:49:53,851 INFO L496 ElimStorePlain]: Start of recursive call 10: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 04:49:54,059 INFO L496 ElimStorePlain]: Start of recursive call 11: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 04:51:16,667 WARN L188 SmtUtils]: Spent 1.38 m on a formula simplification that was a NOOP. DAG size: 247 [2019-08-31 04:51:16,668 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:51:16,672 INFO L496 ElimStorePlain]: Start of recursive call 1: 17 dim-0 vars, 5 dim-2 vars, End of recursive call: 27 dim-0 vars, and 2 xjuncts. [2019-08-31 04:51:16,673 INFO L221 ElimStorePlain]: Needed 11 recursive calls to eliminate 22 variables, input treesize:1706, output treesize:3082 [2019-08-31 04:51:16,690 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:51:16,690 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:51:16,694 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:51:19,201 WARN L188 SmtUtils]: Spent 2.48 s on a formula simplification that was a NOOP. DAG size: 151 [2019-08-31 04:51:19,463 WARN L188 SmtUtils]: Spent 260.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-08-31 04:51:19,726 WARN L188 SmtUtils]: Spent 261.00 ms on a formula simplification that was a NOOP. DAG size: 101 [2019-08-31 04:51:22,137 WARN L188 SmtUtils]: Spent 2.41 s on a formula simplification that was a NOOP. DAG size: 151 [2019-08-31 04:51:26,185 INFO L392 ElimStorePlain]: Different costs {0=[|v_#length_11|], 1=[|v_#valid_16|]} [2019-08-31 04:51:26,201 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 [2019-08-31 04:51:26,201 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:51:26,418 WARN L188 SmtUtils]: Spent 215.00 ms on a formula simplification that was a NOOP. DAG size: 93 [2019-08-31 04:51:26,418 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:51:26,437 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 [2019-08-31 04:51:26,437 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:51:26,733 WARN L188 SmtUtils]: Spent 294.00 ms on a formula simplification that was a NOOP. DAG size: 90 [2019-08-31 04:51:26,734 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:51:26,737 INFO L392 ElimStorePlain]: Different costs {0=[|v_#memory_$Pointer$.base_25|, |v_#memory_int_26|, |v_#memory_$Pointer$.offset_25|], 2=[|v_#memory_int_19|, |v_#memory_int_20|], 6=[|v_#memory_$Pointer$.offset_19|, |v_#memory_$Pointer$.base_19|]} [2019-08-31 04:51:26,759 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 0 case distinctions, treesize of input 15 treesize of output 1 [2019-08-31 04:51:26,760 INFO L496 ElimStorePlain]: Start of recursive call 4: End of recursive call: and 1 xjuncts. [2019-08-31 04:51:26,991 WARN L188 SmtUtils]: Spent 230.00 ms on a formula simplification that was a NOOP. DAG size: 84 [2019-08-31 04:51:26,991 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:51:27,010 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:51:27,033 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 22 treesize of output 7 [2019-08-31 04:51:27,033 INFO L496 ElimStorePlain]: Start of recursive call 5: End of recursive call: and 1 xjuncts. [2019-08-31 04:51:27,154 WARN L188 SmtUtils]: Spent 120.00 ms on a formula simplification that was a NOOP. DAG size: 79 [2019-08-31 04:51:27,154 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:51:27,164 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 0 case distinctions, treesize of input 15 treesize of output 1 [2019-08-31 04:51:27,164 INFO L496 ElimStorePlain]: Start of recursive call 6: End of recursive call: and 1 xjuncts. [2019-08-31 04:51:27,255 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:51:27,260 INFO L496 ElimStorePlain]: Start of recursive call 7: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-31 04:51:27,346 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:51:27,356 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:51:27,419 INFO L341 Elim1Store]: treesize reduction 52, result has 42.9 percent of original size [2019-08-31 04:51:27,420 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 1 new quantified variables, introduced 2 case distinctions, treesize of input 47 treesize of output 42 [2019-08-31 04:51:27,421 INFO L496 ElimStorePlain]: Start of recursive call 8: End of recursive call: and 1 xjuncts. [2019-08-31 04:51:27,510 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:51:27,519 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:51:27,577 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:51:27,578 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 2 case distinctions, treesize of input 43 treesize of output 96 [2019-08-31 04:51:27,578 INFO L496 ElimStorePlain]: Start of recursive call 9: End of recursive call: and 1 xjuncts. [2019-08-31 04:51:27,789 WARN L188 SmtUtils]: Spent 210.00 ms on a formula simplification. DAG size of input: 80 DAG size of output: 73 [2019-08-31 04:51:27,790 INFO L567 ElimStorePlain]: treesize reduction 44, result has 78.9 percent of original size [2019-08-31 04:51:27,799 INFO L189 IndexEqualityManager]: detected not equals via solver [2019-08-31 04:51:27,854 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:51:27,855 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 2 case distinctions, treesize of input 43 treesize of output 96 [2019-08-31 04:51:27,856 INFO L496 ElimStorePlain]: Start of recursive call 10: End of recursive call: and 1 xjuncts. [2019-08-31 04:51:28,051 WARN L188 SmtUtils]: Spent 193.00 ms on a formula simplification. DAG size of input: 81 DAG size of output: 74 [2019-08-31 04:51:28,052 INFO L567 ElimStorePlain]: treesize reduction 44, result has 79.7 percent of original size [2019-08-31 04:51:28,053 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-1 vars, 7 dim-2 vars, End of recursive call: and 1 xjuncts. [2019-08-31 04:51:28,053 INFO L221 ElimStorePlain]: Needed 10 recursive calls to eliminate 9 variables, input treesize:216, output treesize:152 [2019-08-31 04:51:28,104 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:51:28,114 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_$Pointer$.base_26|, |v_#memory_$Pointer$.offset_26|], 28=[|v_#memory_int_27|]} [2019-08-31 04:51:28,261 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:51:28,262 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 0 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 171 treesize of output 171 [2019-08-31 04:51:28,263 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:51:28,265 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 04:51:28,336 INFO L341 Elim1Store]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 04:51:28,337 INFO L375 Elim1Store]: Elim1 did not use preprocessing eliminated variable of array dimension 2, 1 stores, 1 select indices, 1 select index equivalence classes, 1 disjoint index pairs (out of 0 index pairs), introduced 2 new quantified variables, introduced 1 case distinctions, treesize of input 171 treesize of output 171 [2019-08-31 04:51:28,338 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 3 terms [2019-08-31 04:51:28,339 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:51:28,339 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:51:28,340 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 04:51:28,341 INFO L496 ElimStorePlain]: Start of recursive call 3: End of recursive call: and 1 xjuncts. [2019-08-31 04:51:34,343 WARN L188 SmtUtils]: Spent 6.00 s on a formula simplification. DAG size of input: 179 DAG size of output: 158 [2019-08-31 04:51:34,343 INFO L567 ElimStorePlain]: treesize reduction 1561, result has 46.2 percent of original size [2019-08-31 04:51:34,345 FATAL L? ?]: The Plugin de.uni_freiburg.informatik.ultimate.plugins.sifa has thrown an exception: java.lang.AssertionError: no XNF at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:244) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.eliminateOne(ElimStorePlain.java:553) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimAllRec(ElimStorePlain.java:466) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.startRecursiveElimination(ElimStorePlain.java:216) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.elim(PartialQuantifierElimination.java:306) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.PartialQuantifierElimination.quantifier(PartialQuantifierElimination.java:146) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.constructQuantifiedFormula(SymbolicTools.java:273) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:262) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.TermDomainOperationProvider.projectExistentially(TermDomainOperationProvider.java:1) at de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.predicates.PredicateTransformer.strongestPostcondition(PredicateTransformer.java:131) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools.post(SymbolicTools.java:114) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretInternal(DagInterpreter.java:238) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTransAndStoreLoiPred(DagInterpreter.java:216) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretTrans(DagInterpreter.java:197) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:166) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:104) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarizeInternal(FixpointLoopSummarizer.java:118) at java.util.HashMap.computeIfAbsent(HashMap.java:1127) at de.uni_freiburg.informatik.ultimate.lib.sifa.summarizers.FixpointLoopSummarizer.summarize(FixpointLoopSummarizer.java:94) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretLoop(DagInterpreter.java:178) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretNode(DagInterpreter.java:169) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.interpret(DagInterpreter.java:130) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpretLoisInProcedure(IcfgInterpreter.java:139) at de.uni_freiburg.informatik.ultimate.lib.sifa.IcfgInterpreter.interpret(IcfgInterpreter.java:129) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.processIcfg(SifaObserver.java:80) at de.uni_freiburg.informatik.ultimate.plugins.sifa.SifaObserver.process(SifaObserver.java:72) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.CFGWalker.runObserver(CFGWalker.java:57) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.runObserver(BaseWalker.java:93) at de.uni_freiburg.informatik.ultimate.core.coreplugin.modelwalker.BaseWalker.run(BaseWalker.java:86) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runObserver(PluginConnector.java:167) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.runTool(PluginConnector.java:156) at de.uni_freiburg.informatik.ultimate.core.coreplugin.PluginConnector.run(PluginConnector.java:128) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.executePluginConnector(ToolchainWalker.java:232) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.processPlugin(ToolchainWalker.java:226) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walkUnprotected(ToolchainWalker.java:142) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainWalker.walk(ToolchainWalker.java:104) at de.uni_freiburg.informatik.ultimate.core.coreplugin.ToolchainManager$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-08-31 04:51:34,350 INFO L168 Benchmark]: Toolchain (without parser) took 457557.77 ms. Allocated memory was 132.6 MB in the beginning and 327.7 MB in the end (delta: 195.0 MB). Free memory was 87.1 MB in the beginning and 177.8 MB in the end (delta: -90.7 MB). Peak memory consumption was 104.3 MB. Max. memory is 7.1 GB. [2019-08-31 04:51:34,351 INFO L168 Benchmark]: CDTParser took 0.24 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. [2019-08-31 04:51:34,352 INFO L168 Benchmark]: CACSL2BoogieTranslator took 629.27 ms. Allocated memory was 132.6 MB in the beginning and 200.8 MB in the end (delta: 68.2 MB). Free memory was 86.8 MB in the beginning and 164.9 MB in the end (delta: -78.0 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. [2019-08-31 04:51:34,352 INFO L168 Benchmark]: Boogie Preprocessor took 57.90 ms. Allocated memory is still 200.8 MB. Free memory was 164.9 MB in the beginning and 162.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. [2019-08-31 04:51:34,353 INFO L168 Benchmark]: RCFGBuilder took 625.71 ms. Allocated memory is still 200.8 MB. Free memory was 162.4 MB in the beginning and 120.3 MB in the end (delta: 42.1 MB). Peak memory consumption was 42.1 MB. Max. memory is 7.1 GB. [2019-08-31 04:51:34,354 INFO L168 Benchmark]: Sifa took 456241.40 ms. Allocated memory was 200.8 MB in the beginning and 327.7 MB in the end (delta: 126.9 MB). Free memory was 120.3 MB in the beginning and 177.8 MB in the end (delta: -57.5 MB). Peak memory consumption was 69.4 MB. Max. memory is 7.1 GB. [2019-08-31 04:51:34,358 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.24 ms. Allocated memory is still 132.6 MB. Free memory was 107.0 MB in the beginning and 106.8 MB in the end (delta: 212.8 kB). Peak memory consumption was 212.8 kB. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 629.27 ms. Allocated memory was 132.6 MB in the beginning and 200.8 MB in the end (delta: 68.2 MB). Free memory was 86.8 MB in the beginning and 164.9 MB in the end (delta: -78.0 MB). Peak memory consumption was 25.5 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 57.90 ms. Allocated memory is still 200.8 MB. Free memory was 164.9 MB in the beginning and 162.4 MB in the end (delta: 2.5 MB). Peak memory consumption was 2.5 MB. Max. memory is 7.1 GB. * RCFGBuilder took 625.71 ms. Allocated memory is still 200.8 MB. Free memory was 162.4 MB in the beginning and 120.3 MB in the end (delta: 42.1 MB). Peak memory consumption was 42.1 MB. Max. memory is 7.1 GB. * Sifa took 456241.40 ms. Allocated memory was 200.8 MB in the beginning and 327.7 MB in the end (delta: 126.9 MB). Free memory was 120.3 MB in the beginning and 177.8 MB in the end (delta: -57.5 MB). Peak memory consumption was 69.4 MB. Max. memory is 7.1 GB. * Results from de.uni_freiburg.informatik.ultimate.plugins.sifa: - ExceptionOrErrorResult: AssertionError: no XNF de.uni_freiburg.informatik.ultimate.plugins.sifa: AssertionError: no XNF: de.uni_freiburg.informatik.ultimate.lib.modelcheckerutils.smt.ElimStorePlain.doElimOneRec(ElimStorePlain.java:244) RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...