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 --sifa.abstract.domain IntervalDomain -i ../../../trunk/examples/svcomp/forester-heap/sll-reverse_simple.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-112bae1 [2019-09-06 09:01:05,613 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-09-06 09:01:05,615 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-09-06 09:01:05,630 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-09-06 09:01:05,630 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-09-06 09:01:05,631 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-09-06 09:01:05,632 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-09-06 09:01:05,634 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-09-06 09:01:05,635 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-09-06 09:01:05,636 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-09-06 09:01:05,637 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-09-06 09:01:05,638 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-09-06 09:01:05,639 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-09-06 09:01:05,640 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-09-06 09:01:05,641 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-09-06 09:01:05,642 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-09-06 09:01:05,643 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-09-06 09:01:05,643 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-09-06 09:01:05,645 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-09-06 09:01:05,650 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-09-06 09:01:05,652 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-09-06 09:01:05,657 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-09-06 09:01:05,658 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-09-06 09:01:05,659 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-09-06 09:01:05,666 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-09-06 09:01:05,666 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-09-06 09:01:05,666 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-09-06 09:01:05,667 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-09-06 09:01:05,668 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-09-06 09:01:05,669 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-09-06 09:01:05,670 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-09-06 09:01:05,670 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-09-06 09:01:05,672 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-09-06 09:01:05,672 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-09-06 09:01:05,673 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-09-06 09:01:05,673 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-09-06 09:01:05,676 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-09-06 09:01:05,677 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-09-06 09:01:05,677 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-09-06 09:01:05,678 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-09-06 09:01:05,679 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-09-06 09:01:05,681 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 [2019-09-06 09:01:05,703 INFO L113 SettingsManager]: Loading preferences was successful [2019-09-06 09:01:05,703 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-09-06 09:01:05,705 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-09-06 09:01:05,706 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-09-06 09:01:05,706 INFO L138 SettingsManager]: * Use SBE=true [2019-09-06 09:01:05,706 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-09-06 09:01:05,706 INFO L138 SettingsManager]: * sizeof long=4 [2019-09-06 09:01:05,707 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-09-06 09:01:05,707 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-09-06 09:01:05,707 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-09-06 09:01:05,708 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-09-06 09:01:05,708 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-09-06 09:01:05,708 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-09-06 09:01:05,709 INFO L138 SettingsManager]: * sizeof long double=12 [2019-09-06 09:01:05,709 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-09-06 09:01:05,709 INFO L138 SettingsManager]: * Use constant arrays=true [2019-09-06 09:01:05,709 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-09-06 09:01:05,710 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-09-06 09:01:05,710 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-09-06 09:01:05,710 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-09-06 09:01:05,710 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-09-06 09:01:05,711 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 09:01:05,711 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-09-06 09:01:05,711 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-09-06 09:01:05,711 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-09-06 09:01:05,712 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-09-06 09:01:05,712 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-09-06 09:01:05,712 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-09-06 09:01:05,712 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.sifa: Abstract Domain -> IntervalDomain [2019-09-06 09:01:05,745 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-09-06 09:01:05,759 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-09-06 09:01:05,762 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-09-06 09:01:05,764 INFO L271 PluginConnector]: Initializing CDTParser... [2019-09-06 09:01:05,764 INFO L275 PluginConnector]: CDTParser initialized [2019-09-06 09:01:05,765 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/sll-reverse_simple.i [2019-09-06 09:01:05,836 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07e19eb7a/7474ce9d0ab643b89a6b44a946276869/FLAG1cdcbe4c5 [2019-09-06 09:01:06,391 INFO L306 CDTParser]: Found 1 translation units. [2019-09-06 09:01:06,393 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/sll-reverse_simple.i [2019-09-06 09:01:06,411 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07e19eb7a/7474ce9d0ab643b89a6b44a946276869/FLAG1cdcbe4c5 [2019-09-06 09:01:06,695 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/07e19eb7a/7474ce9d0ab643b89a6b44a946276869 [2019-09-06 09:01:06,707 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-09-06 09:01:06,709 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-09-06 09:01:06,709 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-09-06 09:01:06,710 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-09-06 09:01:06,712 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-09-06 09:01:06,713 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 09:01:06" (1/1) ... [2019-09-06 09:01:06,716 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67d64501 and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:01:06, skipping insertion in model container [2019-09-06 09:01:06,716 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 06.09 09:01:06" (1/1) ... [2019-09-06 09:01:06,723 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-09-06 09:01:06,779 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-09-06 09:01:07,199 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 09:01:07,209 INFO L188 MainTranslator]: Completed pre-run [2019-09-06 09:01:07,256 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-09-06 09:01:07,319 INFO L192 MainTranslator]: Completed translation [2019-09-06 09:01:07,319 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:01:07 WrapperNode [2019-09-06 09:01:07,319 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-09-06 09:01:07,320 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-09-06 09:01:07,320 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-09-06 09:01:07,320 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-09-06 09:01:07,334 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:01:07" (1/1) ... [2019-09-06 09:01:07,334 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:01:07" (1/1) ... [2019-09-06 09:01:07,351 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:01:07" (1/1) ... [2019-09-06 09:01:07,351 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:01:07" (1/1) ... [2019-09-06 09:01:07,367 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:01:07" (1/1) ... [2019-09-06 09:01:07,375 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:01:07" (1/1) ... [2019-09-06 09:01:07,379 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:01:07" (1/1) ... [2019-09-06 09:01:07,385 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-09-06 09:01:07,386 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-09-06 09:01:07,386 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-09-06 09:01:07,386 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-09-06 09:01:07,387 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 06.09 09:01:07" (1/1) ... No working directory specified, using /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/z3 Starting monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 (exit command is (exit), workingDir is null) Waiting until toolchain timeout for monitored process 1 with z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-09-06 09:01:07,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-09-06 09:01:07,451 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-09-06 09:01:07,451 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-09-06 09:01:07,451 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-09-06 09:01:07,451 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-09-06 09:01:07,452 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-09-06 09:01:07,452 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-09-06 09:01:07,452 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-09-06 09:01:07,452 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-09-06 09:01:07,452 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-09-06 09:01:07,452 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-09-06 09:01:07,453 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-09-06 09:01:07,453 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-09-06 09:01:07,453 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-09-06 09:01:07,453 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-09-06 09:01:07,453 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-09-06 09:01:07,454 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-09-06 09:01:07,454 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-09-06 09:01:07,454 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-09-06 09:01:07,454 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-09-06 09:01:07,454 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-09-06 09:01:07,454 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-09-06 09:01:07,455 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-09-06 09:01:07,455 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-09-06 09:01:07,455 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-09-06 09:01:07,455 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-09-06 09:01:07,455 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-09-06 09:01:07,455 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-09-06 09:01:07,456 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-09-06 09:01:07,456 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-09-06 09:01:07,456 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-09-06 09:01:07,456 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-09-06 09:01:07,456 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-09-06 09:01:07,456 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-09-06 09:01:07,457 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-09-06 09:01:07,457 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-09-06 09:01:07,457 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-09-06 09:01:07,457 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-09-06 09:01:07,457 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-09-06 09:01:07,457 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-09-06 09:01:07,458 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-09-06 09:01:07,458 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-09-06 09:01:07,458 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-09-06 09:01:07,458 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-09-06 09:01:07,458 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-09-06 09:01:07,458 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-09-06 09:01:07,458 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-09-06 09:01:07,459 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-09-06 09:01:07,459 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-09-06 09:01:07,459 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-09-06 09:01:07,459 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-09-06 09:01:07,459 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-09-06 09:01:07,459 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-09-06 09:01:07,459 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-09-06 09:01:07,460 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-09-06 09:01:07,460 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-09-06 09:01:07,460 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-09-06 09:01:07,460 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-09-06 09:01:07,460 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-09-06 09:01:07,460 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-09-06 09:01:07,461 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-09-06 09:01:07,461 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-09-06 09:01:07,461 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-09-06 09:01:07,461 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-09-06 09:01:07,461 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-09-06 09:01:07,461 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-09-06 09:01:07,462 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-09-06 09:01:07,462 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-09-06 09:01:07,462 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-09-06 09:01:07,462 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-09-06 09:01:07,462 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-09-06 09:01:07,462 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-09-06 09:01:07,462 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-09-06 09:01:07,463 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-09-06 09:01:07,463 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-09-06 09:01:07,463 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-09-06 09:01:07,463 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-09-06 09:01:07,463 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-09-06 09:01:07,463 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-09-06 09:01:07,464 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-09-06 09:01:07,464 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-09-06 09:01:07,464 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-09-06 09:01:07,464 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-09-06 09:01:07,464 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-09-06 09:01:07,464 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-09-06 09:01:07,465 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-09-06 09:01:07,465 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-09-06 09:01:07,465 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-09-06 09:01:07,465 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-09-06 09:01:07,465 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-09-06 09:01:07,465 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-09-06 09:01:07,465 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-09-06 09:01:07,466 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-09-06 09:01:07,466 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-09-06 09:01:07,466 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-09-06 09:01:07,466 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-09-06 09:01:07,466 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-09-06 09:01:07,466 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-09-06 09:01:07,467 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-09-06 09:01:07,467 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-09-06 09:01:07,467 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-09-06 09:01:07,467 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-09-06 09:01:07,467 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-09-06 09:01:07,467 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-09-06 09:01:07,467 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-09-06 09:01:07,467 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-09-06 09:01:07,468 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-09-06 09:01:07,468 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-09-06 09:01:07,468 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-09-06 09:01:07,468 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-09-06 09:01:07,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-09-06 09:01:07,468 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-09-06 09:01:07,468 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-09-06 09:01:07,469 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-09-06 09:01:07,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-09-06 09:01:07,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-09-06 09:01:07,469 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-09-06 09:01:08,045 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-09-06 09:01:08,045 INFO L283 CfgBuilder]: Removed 11 assume(true) statements. [2019-09-06 09:01:08,047 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 09:01:08 BoogieIcfgContainer [2019-09-06 09:01:08,047 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-09-06 09:01:08,047 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-09-06 09:01:08,048 INFO L271 PluginConnector]: Initializing Sifa... [2019-09-06 09:01:08,048 INFO L275 PluginConnector]: Sifa initialized [2019-09-06 09:01:08,049 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 06.09 09:01:08" (1/1) ... [2019-09-06 09:01:08,050 INFO L79 SifaObserver]: Intern domains=ExplicitValueDomain;IntervalDomain ♦ Abstract Domain=IntervalDomain ♦ Abstract when formula's dag size exceeds (negative numbers disable this limit)=-1 ♦ Fluid=SizeLimitFluid ♦ Max. Parallel Explicit Values=2 ♦ Max. Parallel Intervals=2 ♦ Loop Summarizer=FixpointLoopSummarizer ♦ Abstract when formula has more disjuncts than (negative numbers disable this limit)=8 ♦ Call Summarizer=ReUseSupersetCallSummarizer ♦ Xnf Conversion Technique=BOTTOM_UP_WITH_LOCAL_SIMPLIFICATION ♦ Simplification Technique=NONE ♦ Intern Fluid=SizeLimitFluid [2019-09-06 09:01:08,076 INFO L162 IcfgInterpreter]: Started Sifa with 3 locations of interest [2019-09-06 09:01:08,077 INFO L169 IcfgInterpreter]: Building call graph [2019-09-06 09:01:08,085 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-09-06 09:01:08,094 INFO L179 IcfgInterpreter]: Starting interpretation [2019-09-06 09:01:08,096 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-09-06 09:01:08,166 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 23 for LOIs [2019-09-06 09:01:09,086 WARN L188 SmtUtils]: Spent 171.00 ms on a formula simplification. DAG size of input: 42 DAG size of output: 42 [2019-09-06 09:01:12,661 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.doElimOneRec(ElimStorePlain.java:256) 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$EliminatingTermDomainOperationProvider.newQuantifier(SymbolicTools.java:273) at de.uni_freiburg.informatik.ultimate.lib.sifa.SymbolicTools$EliminatingTermDomainOperationProvider.projectExistentially(SymbolicTools.java:263) 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:116) at de.uni_freiburg.informatik.ultimate.lib.sifa.DagInterpreter.ipretInternal(DagInterpreter.java:237) 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.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:81) 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$Toolchain.processToolchain(ToolchainManager.java:316) at de.uni_freiburg.informatik.ultimate.core.coreplugin.toolchain.DefaultToolchainJob.run(DefaultToolchainJob.java:145) at org.eclipse.core.internal.jobs.Worker.run(Worker.java:55) [2019-09-06 09:01:12,671 INFO L168 Benchmark]: Toolchain (without parser) took 5959.35 ms. Allocated memory was 130.5 MB in the beginning and 414.2 MB in the end (delta: 283.6 MB). Free memory was 85.7 MB in the beginning and 306.7 MB in the end (delta: -221.0 MB). Peak memory consumption was 294.9 MB. Max. memory is 7.1 GB. [2019-09-06 09:01:12,673 INFO L168 Benchmark]: CDTParser took 0.18 ms. Allocated memory is still 130.5 MB. Free memory is still 104.3 MB. There was no memory consumed. Max. memory is 7.1 GB. [2019-09-06 09:01:12,674 INFO L168 Benchmark]: CACSL2BoogieTranslator took 610.37 ms. Allocated memory was 130.5 MB in the beginning and 198.7 MB in the end (delta: 68.2 MB). Free memory was 85.2 MB in the beginning and 163.0 MB in the end (delta: -77.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 7.1 GB. [2019-09-06 09:01:12,676 INFO L168 Benchmark]: Boogie Preprocessor took 65.17 ms. Allocated memory is still 198.7 MB. Free memory was 163.0 MB in the beginning and 160.0 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. [2019-09-06 09:01:12,678 INFO L168 Benchmark]: RCFGBuilder took 661.33 ms. Allocated memory is still 198.7 MB. Free memory was 160.0 MB in the beginning and 113.5 MB in the end (delta: 46.5 MB). Peak memory consumption was 46.5 MB. Max. memory is 7.1 GB. [2019-09-06 09:01:12,679 INFO L168 Benchmark]: Sifa took 4619.03 ms. Allocated memory was 198.7 MB in the beginning and 414.2 MB in the end (delta: 215.5 MB). Free memory was 113.5 MB in the beginning and 306.7 MB in the end (delta: -193.1 MB). Peak memory consumption was 254.6 MB. Max. memory is 7.1 GB. [2019-09-06 09:01:12,689 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 0.18 ms. Allocated memory is still 130.5 MB. Free memory is still 104.3 MB. There was no memory consumed. Max. memory is 7.1 GB. * CACSL2BoogieTranslator took 610.37 ms. Allocated memory was 130.5 MB in the beginning and 198.7 MB in the end (delta: 68.2 MB). Free memory was 85.2 MB in the beginning and 163.0 MB in the end (delta: -77.7 MB). Peak memory consumption was 27.3 MB. Max. memory is 7.1 GB. * Boogie Preprocessor took 65.17 ms. Allocated memory is still 198.7 MB. Free memory was 163.0 MB in the beginning and 160.0 MB in the end (delta: 2.9 MB). Peak memory consumption was 2.9 MB. Max. memory is 7.1 GB. * RCFGBuilder took 661.33 ms. Allocated memory is still 198.7 MB. Free memory was 160.0 MB in the beginning and 113.5 MB in the end (delta: 46.5 MB). Peak memory consumption was 46.5 MB. Max. memory is 7.1 GB. * Sifa took 4619.03 ms. Allocated memory was 198.7 MB in the beginning and 414.2 MB in the end (delta: 215.5 MB). Free memory was 113.5 MB in the beginning and 306.7 MB in the end (delta: -193.1 MB). Peak memory consumption was 254.6 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...