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/forester-heap/dll-sorted-2.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-fab3c18 [2019-08-22 21:47:23,551 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-22 21:47:23,553 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-22 21:47:23,567 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-22 21:47:23,567 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-22 21:47:23,568 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-22 21:47:23,570 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-22 21:47:23,571 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-22 21:47:23,573 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-22 21:47:23,574 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-22 21:47:23,575 INFO L181 SettingsManager]: Resetting Symbolic Interpretation preferences to default values [2019-08-22 21:47:23,576 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-22 21:47:23,577 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-22 21:47:23,578 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-22 21:47:23,579 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-22 21:47:23,580 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-22 21:47:23,581 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-22 21:47:23,582 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-22 21:47:23,583 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-22 21:47:23,585 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-22 21:47:23,587 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-22 21:47:23,588 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-22 21:47:23,589 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-22 21:47:23,590 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-22 21:47:23,592 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-22 21:47:23,593 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-22 21:47:23,593 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-22 21:47:23,594 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-22 21:47:23,594 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-22 21:47:23,596 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-22 21:47:23,596 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-22 21:47:23,597 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-22 21:47:23,597 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-22 21:47:23,598 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-22 21:47:23,599 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-22 21:47:23,599 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-22 21:47:23,600 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-22 21:47:23,600 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-22 21:47:23,600 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-22 21:47:23,601 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-22 21:47:23,602 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-22 21:47:23,603 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 21:47:23,617 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-22 21:47:23,618 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-22 21:47:23,619 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-22 21:47:23,619 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-22 21:47:23,619 INFO L138 SettingsManager]: * Use SBE=true [2019-08-22 21:47:23,620 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-22 21:47:23,620 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-22 21:47:23,620 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-22 21:47:23,620 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-22 21:47:23,621 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-22 21:47:23,621 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-22 21:47:23,621 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-22 21:47:23,621 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-22 21:47:23,621 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-22 21:47:23,622 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-22 21:47:23,622 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-22 21:47:23,622 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-22 21:47:23,622 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-22 21:47:23,622 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-22 21:47:23,623 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-22 21:47:23,623 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-22 21:47:23,623 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-22 21:47:23,623 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-22 21:47:23,623 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-22 21:47:23,624 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-22 21:47:23,624 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-22 21:47:23,624 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-22 21:47:23,624 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-22 21:47:23,624 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-22 21:47:23,653 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-22 21:47:23,667 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-22 21:47:23,670 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-22 21:47:23,672 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-22 21:47:23,672 INFO L275 PluginConnector]: CDTParser initialized [2019-08-22 21:47:23,673 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/dll-sorted-2.i [2019-08-22 21:47:23,740 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a71c01d09/ee8f10ea7ca34a2d980d9c21da1fde79/FLAG553a139a2 [2019-08-22 21:47:24,360 INFO L306 CDTParser]: Found 1 translation units. [2019-08-22 21:47:24,362 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/dll-sorted-2.i [2019-08-22 21:47:24,390 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a71c01d09/ee8f10ea7ca34a2d980d9c21da1fde79/FLAG553a139a2 [2019-08-22 21:47:24,603 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/a71c01d09/ee8f10ea7ca34a2d980d9c21da1fde79 [2019-08-22 21:47:24,615 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-22 21:47:24,617 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-22 21:47:24,620 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-22 21:47:24,620 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-22 21:47:24,623 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-22 21:47:24,624 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:47:24" (1/1) ... [2019-08-22 21:47:24,627 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@67a939ff and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:47:24, skipping insertion in model container [2019-08-22 21:47:24,628 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 22.08 09:47:24" (1/1) ... [2019-08-22 21:47:24,635 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-22 21:47:24,706 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-22 21:47:25,139 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:47:25,163 INFO L188 MainTranslator]: Completed pre-run [2019-08-22 21:47:25,223 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-22 21:47:25,285 INFO L192 MainTranslator]: Completed translation [2019-08-22 21:47:25,286 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:47:25 WrapperNode [2019-08-22 21:47:25,287 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-22 21:47:25,289 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-22 21:47:25,289 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-22 21:47:25,289 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-22 21:47:25,303 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:47:25" (1/1) ... [2019-08-22 21:47:25,303 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:47:25" (1/1) ... [2019-08-22 21:47:25,319 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:47:25" (1/1) ... [2019-08-22 21:47:25,320 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:47:25" (1/1) ... [2019-08-22 21:47:25,363 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:47:25" (1/1) ... [2019-08-22 21:47:25,379 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:47:25" (1/1) ... [2019-08-22 21:47:25,388 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:47:25" (1/1) ... [2019-08-22 21:47:25,401 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-22 21:47:25,401 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-22 21:47:25,402 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-22 21:47:25,402 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-22 21:47:25,403 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 22.08 09:47:25" (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 21:47:25,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-22 21:47:25,461 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-22 21:47:25,461 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-22 21:47:25,461 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-22 21:47:25,463 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-22 21:47:25,463 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-22 21:47:25,463 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-22 21:47:25,464 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-22 21:47:25,465 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-22 21:47:25,465 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-22 21:47:25,465 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-22 21:47:25,466 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-22 21:47:25,466 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-22 21:47:25,466 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-22 21:47:25,467 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-22 21:47:25,467 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-22 21:47:25,470 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-22 21:47:25,470 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-22 21:47:25,470 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-22 21:47:25,470 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-22 21:47:25,470 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-22 21:47:25,471 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-22 21:47:25,472 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-22 21:47:25,472 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-22 21:47:25,472 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-22 21:47:25,472 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-22 21:47:25,473 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-22 21:47:25,473 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-22 21:47:25,473 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-22 21:47:25,473 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-22 21:47:25,473 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-22 21:47:25,473 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-22 21:47:25,473 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-22 21:47:25,474 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-22 21:47:25,474 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-22 21:47:25,474 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-22 21:47:25,474 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-22 21:47:25,474 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-22 21:47:25,474 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-22 21:47:25,474 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-22 21:47:25,475 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-22 21:47:25,475 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-22 21:47:25,475 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-22 21:47:25,475 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-22 21:47:25,476 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-22 21:47:25,476 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-22 21:47:25,476 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-22 21:47:25,476 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-22 21:47:25,476 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-22 21:47:25,477 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-22 21:47:25,477 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-22 21:47:25,477 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-22 21:47:25,477 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-22 21:47:25,477 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-22 21:47:25,477 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-22 21:47:25,478 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-22 21:47:25,478 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-22 21:47:25,478 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-08-22 21:47:25,478 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-22 21:47:25,478 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-22 21:47:25,478 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-22 21:47:25,478 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-08-22 21:47:25,479 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-22 21:47:25,479 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-22 21:47:25,479 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-08-22 21:47:25,479 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-22 21:47:25,480 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-22 21:47:25,480 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-08-22 21:47:25,481 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-22 21:47:25,481 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-22 21:47:25,481 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-22 21:47:25,481 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-22 21:47:25,481 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-22 21:47:25,482 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-22 21:47:25,482 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-22 21:47:25,483 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-22 21:47:25,483 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-22 21:47:25,483 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-22 21:47:25,483 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-22 21:47:25,483 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-22 21:47:25,483 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-22 21:47:25,483 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-22 21:47:25,484 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-22 21:47:25,484 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-22 21:47:25,484 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-22 21:47:25,485 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-22 21:47:25,486 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-22 21:47:25,486 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-22 21:47:25,486 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-22 21:47:25,486 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-22 21:47:25,486 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-22 21:47:25,487 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-22 21:47:25,487 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-22 21:47:25,487 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-22 21:47:25,487 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-22 21:47:25,488 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-22 21:47:25,488 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-22 21:47:25,488 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-22 21:47:25,488 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-22 21:47:25,488 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-22 21:47:25,488 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-22 21:47:25,488 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-22 21:47:25,489 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-22 21:47:25,489 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-22 21:47:25,489 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-22 21:47:25,490 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-22 21:47:25,490 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-22 21:47:25,490 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-22 21:47:25,490 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-22 21:47:25,490 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-22 21:47:25,490 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-22 21:47:25,491 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-22 21:47:25,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-22 21:47:25,491 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-22 21:47:25,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-22 21:47:25,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-22 21:47:25,491 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-22 21:47:26,144 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-22 21:47:26,144 INFO L283 CfgBuilder]: Removed 18 assume(true) statements. [2019-08-22 21:47:26,146 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:47:26 BoogieIcfgContainer [2019-08-22 21:47:26,146 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-22 21:47:26,147 INFO L113 PluginConnector]: ------------------------Symbolic Interpretation---------------------------- [2019-08-22 21:47:26,148 INFO L271 PluginConnector]: Initializing Symbolic Interpretation... [2019-08-22 21:47:26,148 INFO L275 PluginConnector]: Symbolic Interpretation initialized [2019-08-22 21:47:26,150 INFO L185 PluginConnector]: Executing the observer SymbolicInterpretationObserver from plugin Symbolic Interpretation for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 22.08 09:47:26" (1/1) ... [2019-08-22 21:47:26,169 INFO L148 IcfgInterpreter]: Started Sifa with 6 locations of interest [2019-08-22 21:47:26,173 INFO L155 IcfgInterpreter]: Building call graph [2019-08-22 21:47:26,188 INFO L160 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-22 21:47:26,199 INFO L165 IcfgInterpreter]: Starting interpretation [2019-08-22 21:47:26,201 INFO L185 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 [2019-08-22 21:47:26,319 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 [2019-08-22 21:47:26,320 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-22 21:47:26,343 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:47:26,344 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-22 21:47:26,345 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-22 21:47:26,370 INFO L185 IcfgInterpreter]: Interpreting procedure main with input of size 27 [2019-08-22 21:47:26,604 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:47:26,853 WARN L188 SmtUtils]: Spent 247.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 76 [2019-08-22 21:47:26,854 INFO L567 ElimStorePlain]: treesize reduction 9, result has 94.2 percent of original size [2019-08-22 21:47:26,862 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:47:26,955 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:47:26,957 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-08-22 21:47:26,957 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:167, output treesize:132 [2019-08-22 21:47:26,965 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:47:26,986 INFO L392 ElimStorePlain]: Different costs {2=[|v_#memory_int_12|, |v_#memory_int_13|], 16=[|v_#memory_$Pointer$.base_35|, |v_#memory_$Pointer$.offset_35|]} [2019-08-22 21:47:26,999 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:47:27,892 WARN L188 SmtUtils]: Spent 892.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-08-22 21:47:27,893 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:47:27,908 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:47:28,593 WARN L188 SmtUtils]: Spent 683.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-08-22 21:47:28,593 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:47:28,608 INFO L496 ElimStorePlain]: Start of recursive call 4: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:47:29,300 WARN L188 SmtUtils]: Spent 691.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-08-22 21:47:29,301 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:47:29,310 INFO L496 ElimStorePlain]: Start of recursive call 5: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:47:30,045 WARN L188 SmtUtils]: Spent 733.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-08-22 21:47:30,046 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-22 21:47:30,049 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-0 vars, 4 dim-2 vars, End of recursive call: 6 dim-0 vars, and 1 xjuncts. [2019-08-22 21:47:30,049 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:391, output treesize:550 [2019-08-22 21:47:30,064 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:47:30,123 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:47:32,242 WARN L188 SmtUtils]: Spent 2.12 s on a formula simplification. DAG size of input: 119 DAG size of output: 117 [2019-08-22 21:47:32,242 INFO L567 ElimStorePlain]: treesize reduction 4, result has 99.3 percent of original size [2019-08-22 21:47:32,244 INFO L496 ElimStorePlain]: Start of recursive call 1: 6 dim-0 vars, 1 dim-2 vars, End of recursive call: 7 dim-0 vars, and 1 xjuncts. [2019-08-22 21:47:32,245 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 7 variables, input treesize:581, output treesize:565 [2019-08-22 21:47:32,247 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:47:32,271 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:47:32,296 INFO L496 ElimStorePlain]: Start of recursive call 3: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts. [2019-08-22 21:47:35,205 WARN L188 SmtUtils]: Spent 2.91 s on a formula simplification. DAG size of input: 168 DAG size of output: 117 [2019-08-22 21:47:35,205 INFO L567 ElimStorePlain]: treesize reduction 569, result has 49.8 percent of original size [2019-08-22 21:47:35,208 INFO L496 ElimStorePlain]: Start of recursive call 1: 12 dim-0 vars, 1 dim-2 vars, End of recursive call: 7 dim-0 vars, and 1 xjuncts. [2019-08-22 21:47:35,208 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 13 variables, input treesize:1158, output treesize:565 [2019-08-22 21:47:35,365 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:47:35,367 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:47:35,370 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:47:35,378 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:47:35,393 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:47:35,395 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-22 21:47:35,538 INFO L392 ElimStorePlain]: Different costs {2=[v_prenex_60, v_prenex_19, v_prenex_40, v_prenex_14, |v_#memory_int_12|, v_prenex_13, |v_#memory_int_13|, v_prenex_18, v_prenex_39, v_prenex_27, v_prenex_26, v_prenex_59], 16=[v_prenex_21, v_prenex_32, |v_#memory_$Pointer$.base_38|, |v_#memory_$Pointer$.offset_38|, v_prenex_25, v_prenex_57, v_prenex_33, v_prenex_28, v_prenex_17, v_prenex_38, v_prenex_49, v_prenex_15]} [2019-08-22 21:47:37,578 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts.