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-1.i -------------------------------------------------------------------------------- This is Ultimate 0.1.24-584d7b9 [2019-08-31 03:42:53,290 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-08-31 03:42:53,292 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-08-31 03:42:53,304 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-08-31 03:42:53,305 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-08-31 03:42:53,306 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-08-31 03:42:53,307 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-08-31 03:42:53,309 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-08-31 03:42:53,311 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-08-31 03:42:53,312 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-08-31 03:42:53,313 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-08-31 03:42:53,314 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-08-31 03:42:53,314 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-08-31 03:42:53,315 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-08-31 03:42:53,316 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-08-31 03:42:53,317 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-08-31 03:42:53,318 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-08-31 03:42:53,322 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-08-31 03:42:53,324 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-08-31 03:42:53,326 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-08-31 03:42:53,327 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-08-31 03:42:53,329 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-08-31 03:42:53,330 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-08-31 03:42:53,330 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-08-31 03:42:53,333 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-08-31 03:42:53,333 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-08-31 03:42:53,333 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-08-31 03:42:53,334 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-08-31 03:42:53,335 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-08-31 03:42:53,335 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-08-31 03:42:53,336 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-08-31 03:42:53,336 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-08-31 03:42:53,337 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-08-31 03:42:53,338 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-08-31 03:42:53,339 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-08-31 03:42:53,339 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-08-31 03:42:53,340 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-08-31 03:42:53,340 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-08-31 03:42:53,340 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-08-31 03:42:53,341 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-08-31 03:42:53,342 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-08-31 03:42:53,343 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 03:42:53,357 INFO L113 SettingsManager]: Loading preferences was successful [2019-08-31 03:42:53,357 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-08-31 03:42:53,358 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-08-31 03:42:53,359 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-08-31 03:42:53,359 INFO L138 SettingsManager]: * Use SBE=true [2019-08-31 03:42:53,359 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-08-31 03:42:53,359 INFO L138 SettingsManager]: * sizeof long=4 [2019-08-31 03:42:53,360 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-08-31 03:42:53,360 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-08-31 03:42:53,360 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-08-31 03:42:53,360 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-08-31 03:42:53,360 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-08-31 03:42:53,360 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-08-31 03:42:53,361 INFO L138 SettingsManager]: * sizeof long double=12 [2019-08-31 03:42:53,361 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-08-31 03:42:53,361 INFO L138 SettingsManager]: * Use constant arrays=true [2019-08-31 03:42:53,361 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-08-31 03:42:53,361 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-08-31 03:42:53,362 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-08-31 03:42:53,362 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-08-31 03:42:53,362 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-08-31 03:42:53,362 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-08-31 03:42:53,362 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-08-31 03:42:53,363 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-08-31 03:42:53,363 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-08-31 03:42:53,363 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-08-31 03:42:53,363 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-08-31 03:42:53,363 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-08-31 03:42:53,364 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-08-31 03:42:53,399 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-08-31 03:42:53,414 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-08-31 03:42:53,417 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-08-31 03:42:53,419 INFO L271 PluginConnector]: Initializing CDTParser... [2019-08-31 03:42:53,420 INFO L275 PluginConnector]: CDTParser initialized [2019-08-31 03:42:53,420 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../../../trunk/examples/svcomp/forester-heap/dll-sorted-1.i [2019-08-31 03:42:53,497 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6194b3891/6d468028606c47e5a8b33cf97241927e/FLAG2d0d9444c [2019-08-31 03:42:54,025 INFO L306 CDTParser]: Found 1 translation units. [2019-08-31 03:42:54,026 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/trunk/examples/svcomp/forester-heap/dll-sorted-1.i [2019-08-31 03:42:54,052 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6194b3891/6d468028606c47e5a8b33cf97241927e/FLAG2d0d9444c [2019-08-31 03:42:54,298 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/6194b3891/6d468028606c47e5a8b33cf97241927e [2019-08-31 03:42:54,309 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-08-31 03:42:54,310 INFO L131 ToolchainWalker]: Walking toolchain with 4 elements. [2019-08-31 03:42:54,313 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-08-31 03:42:54,313 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-08-31 03:42:54,316 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-08-31 03:42:54,317 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:42:54" (1/1) ... [2019-08-31 03:42:54,321 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@34aa980e and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:42:54, skipping insertion in model container [2019-08-31 03:42:54,321 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 31.08 03:42:54" (1/1) ... [2019-08-31 03:42:54,329 INFO L142 MainTranslator]: Starting translation in SV-COMP mode [2019-08-31 03:42:54,386 INFO L173 MainTranslator]: Built tables and reachable declarations [2019-08-31 03:42:54,825 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 03:42:54,836 INFO L188 MainTranslator]: Completed pre-run [2019-08-31 03:42:54,888 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-08-31 03:42:54,953 INFO L192 MainTranslator]: Completed translation [2019-08-31 03:42:54,954 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:42:54 WrapperNode [2019-08-31 03:42:54,954 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-08-31 03:42:54,955 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-08-31 03:42:54,955 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-08-31 03:42:54,955 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-08-31 03:42:54,969 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:42:54" (1/1) ... [2019-08-31 03:42:54,969 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:42:54" (1/1) ... [2019-08-31 03:42:54,990 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:42:54" (1/1) ... [2019-08-31 03:42:54,991 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:42:54" (1/1) ... [2019-08-31 03:42:55,019 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:42:54" (1/1) ... [2019-08-31 03:42:55,038 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:42:54" (1/1) ... [2019-08-31 03:42:55,042 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:42:54" (1/1) ... [2019-08-31 03:42:55,049 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-08-31 03:42:55,049 INFO L113 PluginConnector]: ------------------------RCFGBuilder---------------------------- [2019-08-31 03:42:55,049 INFO L271 PluginConnector]: Initializing RCFGBuilder... [2019-08-31 03:42:55,050 INFO L275 PluginConnector]: RCFGBuilder initialized [2019-08-31 03:42:55,051 INFO L185 PluginConnector]: Executing the observer RCFGBuilderObserver from plugin RCFGBuilder for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 31.08 03:42:54" (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 03:42:55,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.init [2019-08-31 03:42:55,110 INFO L138 BoogieDeclarations]: Found implementation of procedure ULTIMATE.start [2019-08-31 03:42:55,111 INFO L138 BoogieDeclarations]: Found implementation of procedure main [2019-08-31 03:42:55,111 INFO L130 BoogieDeclarations]: Found specification of procedure __ctype_get_mb_cur_max [2019-08-31 03:42:55,111 INFO L130 BoogieDeclarations]: Found specification of procedure atof [2019-08-31 03:42:55,111 INFO L130 BoogieDeclarations]: Found specification of procedure atoi [2019-08-31 03:42:55,111 INFO L130 BoogieDeclarations]: Found specification of procedure atol [2019-08-31 03:42:55,111 INFO L130 BoogieDeclarations]: Found specification of procedure atoll [2019-08-31 03:42:55,112 INFO L130 BoogieDeclarations]: Found specification of procedure strtod [2019-08-31 03:42:55,112 INFO L130 BoogieDeclarations]: Found specification of procedure strtof [2019-08-31 03:42:55,112 INFO L130 BoogieDeclarations]: Found specification of procedure strtold [2019-08-31 03:42:55,112 INFO L130 BoogieDeclarations]: Found specification of procedure strtol [2019-08-31 03:42:55,112 INFO L130 BoogieDeclarations]: Found specification of procedure strtoul [2019-08-31 03:42:55,112 INFO L130 BoogieDeclarations]: Found specification of procedure strtoq [2019-08-31 03:42:55,113 INFO L130 BoogieDeclarations]: Found specification of procedure strtouq [2019-08-31 03:42:55,113 INFO L130 BoogieDeclarations]: Found specification of procedure strtoll [2019-08-31 03:42:55,113 INFO L130 BoogieDeclarations]: Found specification of procedure strtoull [2019-08-31 03:42:55,113 INFO L130 BoogieDeclarations]: Found specification of procedure l64a [2019-08-31 03:42:55,113 INFO L130 BoogieDeclarations]: Found specification of procedure a64l [2019-08-31 03:42:55,113 INFO L130 BoogieDeclarations]: Found specification of procedure select [2019-08-31 03:42:55,114 INFO L130 BoogieDeclarations]: Found specification of procedure pselect [2019-08-31 03:42:55,114 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_major [2019-08-31 03:42:55,114 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_minor [2019-08-31 03:42:55,114 INFO L130 BoogieDeclarations]: Found specification of procedure gnu_dev_makedev [2019-08-31 03:42:55,114 INFO L130 BoogieDeclarations]: Found specification of procedure random [2019-08-31 03:42:55,114 INFO L130 BoogieDeclarations]: Found specification of procedure srandom [2019-08-31 03:42:55,114 INFO L130 BoogieDeclarations]: Found specification of procedure initstate [2019-08-31 03:42:55,115 INFO L130 BoogieDeclarations]: Found specification of procedure setstate [2019-08-31 03:42:55,115 INFO L130 BoogieDeclarations]: Found specification of procedure random_r [2019-08-31 03:42:55,115 INFO L130 BoogieDeclarations]: Found specification of procedure srandom_r [2019-08-31 03:42:55,115 INFO L130 BoogieDeclarations]: Found specification of procedure initstate_r [2019-08-31 03:42:55,115 INFO L130 BoogieDeclarations]: Found specification of procedure setstate_r [2019-08-31 03:42:55,116 INFO L130 BoogieDeclarations]: Found specification of procedure rand [2019-08-31 03:42:55,116 INFO L130 BoogieDeclarations]: Found specification of procedure srand [2019-08-31 03:42:55,116 INFO L130 BoogieDeclarations]: Found specification of procedure rand_r [2019-08-31 03:42:55,116 INFO L130 BoogieDeclarations]: Found specification of procedure drand48 [2019-08-31 03:42:55,116 INFO L130 BoogieDeclarations]: Found specification of procedure erand48 [2019-08-31 03:42:55,116 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48 [2019-08-31 03:42:55,117 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48 [2019-08-31 03:42:55,117 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48 [2019-08-31 03:42:55,117 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48 [2019-08-31 03:42:55,117 INFO L130 BoogieDeclarations]: Found specification of procedure srand48 [2019-08-31 03:42:55,117 INFO L130 BoogieDeclarations]: Found specification of procedure seed48 [2019-08-31 03:42:55,117 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48 [2019-08-31 03:42:55,117 INFO L130 BoogieDeclarations]: Found specification of procedure drand48_r [2019-08-31 03:42:55,118 INFO L130 BoogieDeclarations]: Found specification of procedure erand48_r [2019-08-31 03:42:55,118 INFO L130 BoogieDeclarations]: Found specification of procedure lrand48_r [2019-08-31 03:42:55,118 INFO L130 BoogieDeclarations]: Found specification of procedure nrand48_r [2019-08-31 03:42:55,118 INFO L130 BoogieDeclarations]: Found specification of procedure mrand48_r [2019-08-31 03:42:55,118 INFO L130 BoogieDeclarations]: Found specification of procedure jrand48_r [2019-08-31 03:42:55,118 INFO L130 BoogieDeclarations]: Found specification of procedure srand48_r [2019-08-31 03:42:55,119 INFO L130 BoogieDeclarations]: Found specification of procedure seed48_r [2019-08-31 03:42:55,119 INFO L130 BoogieDeclarations]: Found specification of procedure lcong48_r [2019-08-31 03:42:55,119 INFO L130 BoogieDeclarations]: Found specification of procedure malloc [2019-08-31 03:42:55,119 INFO L130 BoogieDeclarations]: Found specification of procedure calloc [2019-08-31 03:42:55,119 INFO L130 BoogieDeclarations]: Found specification of procedure realloc [2019-08-31 03:42:55,119 INFO L130 BoogieDeclarations]: Found specification of procedure free [2019-08-31 03:42:55,120 INFO L130 BoogieDeclarations]: Found specification of procedure cfree [2019-08-31 03:42:55,120 INFO L130 BoogieDeclarations]: Found specification of procedure alloca [2019-08-31 03:42:55,120 INFO L130 BoogieDeclarations]: Found specification of procedure valloc [2019-08-31 03:42:55,120 INFO L130 BoogieDeclarations]: Found specification of procedure posix_memalign [2019-08-31 03:42:55,120 INFO L130 BoogieDeclarations]: Found specification of procedure aligned_alloc [2019-08-31 03:42:55,120 INFO L130 BoogieDeclarations]: Found specification of procedure abort [2019-08-31 03:42:55,120 INFO L130 BoogieDeclarations]: Found specification of procedure atexit [2019-08-31 03:42:55,121 INFO L130 BoogieDeclarations]: Found specification of procedure at_quick_exit [2019-08-31 03:42:55,121 INFO L130 BoogieDeclarations]: Found specification of procedure on_exit [2019-08-31 03:42:55,121 INFO L130 BoogieDeclarations]: Found specification of procedure exit [2019-08-31 03:42:55,121 INFO L130 BoogieDeclarations]: Found specification of procedure quick_exit [2019-08-31 03:42:55,121 INFO L130 BoogieDeclarations]: Found specification of procedure _Exit [2019-08-31 03:42:55,121 INFO L130 BoogieDeclarations]: Found specification of procedure getenv [2019-08-31 03:42:55,122 INFO L130 BoogieDeclarations]: Found specification of procedure putenv [2019-08-31 03:42:55,122 INFO L130 BoogieDeclarations]: Found specification of procedure setenv [2019-08-31 03:42:55,122 INFO L130 BoogieDeclarations]: Found specification of procedure unsetenv [2019-08-31 03:42:55,122 INFO L130 BoogieDeclarations]: Found specification of procedure clearenv [2019-08-31 03:42:55,122 INFO L130 BoogieDeclarations]: Found specification of procedure mktemp [2019-08-31 03:42:55,122 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemp [2019-08-31 03:42:55,123 INFO L130 BoogieDeclarations]: Found specification of procedure mkstemps [2019-08-31 03:42:55,123 INFO L130 BoogieDeclarations]: Found specification of procedure mkdtemp [2019-08-31 03:42:55,123 INFO L130 BoogieDeclarations]: Found specification of procedure system [2019-08-31 03:42:55,123 INFO L130 BoogieDeclarations]: Found specification of procedure realpath [2019-08-31 03:42:55,123 INFO L130 BoogieDeclarations]: Found specification of procedure bsearch [2019-08-31 03:42:55,123 INFO L130 BoogieDeclarations]: Found specification of procedure qsort [2019-08-31 03:42:55,124 INFO L130 BoogieDeclarations]: Found specification of procedure abs [2019-08-31 03:42:55,124 INFO L130 BoogieDeclarations]: Found specification of procedure labs [2019-08-31 03:42:55,124 INFO L130 BoogieDeclarations]: Found specification of procedure llabs [2019-08-31 03:42:55,124 INFO L130 BoogieDeclarations]: Found specification of procedure div [2019-08-31 03:42:55,124 INFO L130 BoogieDeclarations]: Found specification of procedure ldiv [2019-08-31 03:42:55,124 INFO L130 BoogieDeclarations]: Found specification of procedure lldiv [2019-08-31 03:42:55,125 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt [2019-08-31 03:42:55,125 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt [2019-08-31 03:42:55,125 INFO L130 BoogieDeclarations]: Found specification of procedure gcvt [2019-08-31 03:42:55,125 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt [2019-08-31 03:42:55,125 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt [2019-08-31 03:42:55,125 INFO L130 BoogieDeclarations]: Found specification of procedure qgcvt [2019-08-31 03:42:55,126 INFO L130 BoogieDeclarations]: Found specification of procedure ecvt_r [2019-08-31 03:42:55,126 INFO L130 BoogieDeclarations]: Found specification of procedure fcvt_r [2019-08-31 03:42:55,126 INFO L130 BoogieDeclarations]: Found specification of procedure qecvt_r [2019-08-31 03:42:55,126 INFO L130 BoogieDeclarations]: Found specification of procedure qfcvt_r [2019-08-31 03:42:55,126 INFO L130 BoogieDeclarations]: Found specification of procedure mblen [2019-08-31 03:42:55,126 INFO L130 BoogieDeclarations]: Found specification of procedure mbtowc [2019-08-31 03:42:55,127 INFO L130 BoogieDeclarations]: Found specification of procedure wctomb [2019-08-31 03:42:55,127 INFO L130 BoogieDeclarations]: Found specification of procedure mbstowcs [2019-08-31 03:42:55,127 INFO L130 BoogieDeclarations]: Found specification of procedure wcstombs [2019-08-31 03:42:55,127 INFO L130 BoogieDeclarations]: Found specification of procedure rpmatch [2019-08-31 03:42:55,127 INFO L130 BoogieDeclarations]: Found specification of procedure getsubopt [2019-08-31 03:42:55,127 INFO L130 BoogieDeclarations]: Found specification of procedure getloadavg [2019-08-31 03:42:55,127 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_nondet_int [2019-08-31 03:42:55,128 INFO L130 BoogieDeclarations]: Found specification of procedure __VERIFIER_error [2019-08-31 03:42:55,128 INFO L130 BoogieDeclarations]: Found specification of procedure main [2019-08-31 03:42:55,128 INFO L130 BoogieDeclarations]: Found specification of procedure #Ultimate.allocOnHeap [2019-08-31 03:42:55,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~$Pointer$ [2019-08-31 03:42:55,128 INFO L130 BoogieDeclarations]: Found specification of procedure write~int [2019-08-31 03:42:55,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~$Pointer$ [2019-08-31 03:42:55,128 INFO L130 BoogieDeclarations]: Found specification of procedure read~int [2019-08-31 03:42:55,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.dealloc [2019-08-31 03:42:55,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.init [2019-08-31 03:42:55,129 INFO L130 BoogieDeclarations]: Found specification of procedure ULTIMATE.start [2019-08-31 03:42:55,829 INFO L278 CfgBuilder]: Using the 1 location(s) as analysis (start of procedure ULTIMATE.start) [2019-08-31 03:42:55,829 INFO L283 CfgBuilder]: Removed 18 assume(true) statements. [2019-08-31 03:42:55,831 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:42:55 BoogieIcfgContainer [2019-08-31 03:42:55,832 INFO L132 PluginConnector]: ------------------------ END RCFGBuilder---------------------------- [2019-08-31 03:42:55,832 INFO L113 PluginConnector]: ------------------------Sifa---------------------------- [2019-08-31 03:42:55,832 INFO L271 PluginConnector]: Initializing Sifa... [2019-08-31 03:42:55,833 INFO L275 PluginConnector]: Sifa initialized [2019-08-31 03:42:55,835 INFO L185 PluginConnector]: Executing the observer SifaObserver from plugin Sifa for "de.uni_freiburg.informatik.ultimate.plugins.generator.rcfgbuilder CFG 31.08 03:42:55" (1/1) ... [2019-08-31 03:42:55,880 INFO L162 IcfgInterpreter]: Started Sifa with 6 locations of interest [2019-08-31 03:42:55,881 INFO L169 IcfgInterpreter]: Building call graph [2019-08-31 03:42:55,889 INFO L174 IcfgInterpreter]: Initial procedures are [ULTIMATE.start] [2019-08-31 03:42:55,898 INFO L179 IcfgInterpreter]: Starting interpretation [2019-08-31 03:42:55,899 INFO L199 IcfgInterpreter]: Interpreting procedure ULTIMATE.start with input of size 1 for LOIs [2019-08-31 03:42:55,988 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 03:42:55,989 INFO L496 ElimStorePlain]: Start of recursive call 2: End of recursive call: and 1 xjuncts. [2019-08-31 03:42:56,027 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:42:56,028 INFO L496 ElimStorePlain]: Start of recursive call 1: 1 dim-1 vars, End of recursive call: and 1 xjuncts. [2019-08-31 03:42:56,028 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 1 variables, input treesize:13, output treesize:12 [2019-08-31 03:42:56,044 INFO L199 IcfgInterpreter]: Interpreting procedure main with input of size 27 for LOIs [2019-08-31 03:42:56,273 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 03:42:56,549 WARN L188 SmtUtils]: Spent 271.00 ms on a formula simplification. DAG size of input: 79 DAG size of output: 76 [2019-08-31 03:42:56,550 INFO L567 ElimStorePlain]: treesize reduction 9, result has 94.2 percent of original size [2019-08-31 03:42:56,557 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 03:42:56,653 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:42:56,654 INFO L496 ElimStorePlain]: Start of recursive call 1: 2 dim-2 vars, End of recursive call: 2 dim-0 vars, and 1 xjuncts. [2019-08-31 03:42:56,655 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 2 variables, input treesize:167, output treesize:132 [2019-08-31 03:42:56,668 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:42:56,702 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|]} [2019-08-31 03:42:56,717 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 03:42:57,598 WARN L188 SmtUtils]: Spent 880.00 ms on a formula simplification that was a NOOP. DAG size: 127 [2019-08-31 03:42:57,598 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:42:57,615 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 03:42:58,327 WARN L188 SmtUtils]: Spent 710.00 ms on a formula simplification that was a NOOP. DAG size: 124 [2019-08-31 03:42:58,327 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:42:58,342 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 03:42:59,020 WARN L188 SmtUtils]: Spent 677.00 ms on a formula simplification that was a NOOP. DAG size: 120 [2019-08-31 03:42:59,021 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:42:59,037 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 03:42:59,824 WARN L188 SmtUtils]: Spent 786.00 ms on a formula simplification that was a NOOP. DAG size: 116 [2019-08-31 03:42:59,824 INFO L567 ElimStorePlain]: treesize reduction 0, result has 100.0 percent of original size [2019-08-31 03:42:59,827 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. [2019-08-31 03:42:59,827 INFO L221 ElimStorePlain]: Needed 5 recursive calls to eliminate 6 variables, input treesize:391, output treesize:550 [2019-08-31 03:42:59,926 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:42:59,962 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 03:43:01,992 WARN L188 SmtUtils]: Spent 2.03 s on a formula simplification. DAG size of input: 119 DAG size of output: 117 [2019-08-31 03:43:01,993 INFO L567 ElimStorePlain]: treesize reduction 4, result has 99.3 percent of original size [2019-08-31 03:43:01,995 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. [2019-08-31 03:43:01,996 INFO L221 ElimStorePlain]: Needed 2 recursive calls to eliminate 7 variables, input treesize:581, output treesize:565 [2019-08-31 03:43:02,000 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:43:02,026 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 03:43:02,034 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 03:43:04,677 WARN L188 SmtUtils]: Spent 2.64 s on a formula simplification. DAG size of input: 168 DAG size of output: 117 [2019-08-31 03:43:04,678 INFO L567 ElimStorePlain]: treesize reduction 569, result has 49.8 percent of original size [2019-08-31 03:43:04,680 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. [2019-08-31 03:43:04,680 INFO L221 ElimStorePlain]: Needed 3 recursive calls to eliminate 13 variables, input treesize:1158, output treesize:565 [2019-08-31 03:43:04,832 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:43:04,834 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:43:04,838 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:43:04,846 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:43:04,861 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:43:04,863 INFO L319 QuantifierPusher]: Applying distributivity, recursing on 2 terms [2019-08-31 03:43:05,030 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]} [2019-08-31 03:43:07,083 INFO L496 ElimStorePlain]: Start of recursive call 2: 1 dim-0 vars, End of recursive call: 1 dim-0 vars, and 1 xjuncts.